xmpp.chapril.org-ejabberd/src/xmpp_codec.erl

%% Created automatically by XML generator (fxml_gen.erl)
%% Source: xmpp_codec.spec

-module(xmpp_codec).

-compile({nowarn_unused_function,
	  [{dec_int, 3}, {dec_int, 1}, {dec_enum, 2},
	   {enc_int, 1}, {get_attr, 2}, {enc_enum, 1},
	   {choose_top_xmlns, 3}, {enc_xmlns_attrs, 2}]}).

-export([pp/1, format_error/1, decode/1, decode/2,
	 decode/3, is_known_tag/2, encode/1, encode/2,
	 get_name/1, get_ns/1]).

decode(_el) -> decode(_el, <<>>, []).

decode(_el, Opts) -> decode(_el, <<>>, Opts).

decode({xmlel, _name, _attrs, _} = _el, TopXMLNS,
       Opts) ->
    IgnoreEls = proplists:get_bool(ignore_els, Opts),
    case {_name, get_attr(<<"xmlns">>, _attrs), TopXMLNS} of
      {<<"query">>, <<"urn:xmpp:delegation:1">>, _} ->
	  decode_delegation_query(<<"urn:xmpp:delegation:1">>,
				  IgnoreEls, _el);
      {<<"query">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  decode_delegation_query(<<"urn:xmpp:delegation:1">>,
				  IgnoreEls, _el);
      {<<"delegate">>, <<"urn:xmpp:delegation:1">>, _} ->
	  decode_delegate(<<"urn:xmpp:delegation:1">>, IgnoreEls,
			  _el);
      {<<"delegate">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  decode_delegate(<<"urn:xmpp:delegation:1">>, IgnoreEls,
			  _el);
      {<<"delegation">>, <<"urn:xmpp:delegation:1">>, _} ->
	  decode_delegation(<<"urn:xmpp:delegation:1">>,
			    IgnoreEls, _el);
      {<<"delegation">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  decode_delegation(<<"urn:xmpp:delegation:1">>,
			    IgnoreEls, _el);
      {<<"delegated">>, <<"urn:xmpp:delegation:1">>, _} ->
	  decode_delegated(<<"urn:xmpp:delegation:1">>, IgnoreEls,
			   _el);
      {<<"delegated">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  decode_delegated(<<"urn:xmpp:delegation:1">>, IgnoreEls,
			   _el);
      {<<"attribute">>, <<"urn:xmpp:delegation:1">>, _} ->
	  decode_delegated_attribute(<<"urn:xmpp:delegation:1">>,
				     IgnoreEls, _el);
      {<<"attribute">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  decode_delegated_attribute(<<"urn:xmpp:delegation:1">>,
				     IgnoreEls, _el);
      {<<"privilege">>, <<"urn:xmpp:privilege:1">>, _} ->
	  decode_privilege(<<"urn:xmpp:privilege:1">>, IgnoreEls,
			   _el);
      {<<"privilege">>, <<>>, <<"urn:xmpp:privilege:1">>} ->
	  decode_privilege(<<"urn:xmpp:privilege:1">>, IgnoreEls,
			   _el);
      {<<"perm">>, <<"urn:xmpp:privilege:1">>, _} ->
	  decode_privilege_perm(<<"urn:xmpp:privilege:1">>,
				IgnoreEls, _el);
      {<<"perm">>, <<>>, <<"urn:xmpp:privilege:1">>} ->
	  decode_privilege_perm(<<"urn:xmpp:privilege:1">>,
				IgnoreEls, _el);
      {<<"thumbnail">>, <<"urn:xmpp:thumbs:1">>, _} ->
	  decode_thumbnail(<<"urn:xmpp:thumbs:1">>, IgnoreEls,
			   _el);
      {<<"thumbnail">>, <<>>, <<"urn:xmpp:thumbs:1">>} ->
	  decode_thumbnail(<<"urn:xmpp:thumbs:1">>, IgnoreEls,
			   _el);
      {<<"slot">>, <<"urn:xmpp:http:upload">>, _} ->
	  decode_upload_slot(<<"urn:xmpp:http:upload">>,
			     IgnoreEls, _el);
      {<<"slot">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  decode_upload_slot(<<"urn:xmpp:http:upload">>,
			     IgnoreEls, _el);
      {<<"slot">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  decode_upload_slot(<<"eu:siacs:conversations:http:upload">>,
			     IgnoreEls, _el);
      {<<"slot">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  decode_upload_slot(<<"eu:siacs:conversations:http:upload">>,
			     IgnoreEls, _el);
      {<<"put">>, <<"urn:xmpp:http:upload">>, _} ->
	  decode_upload_put(<<"urn:xmpp:http:upload">>, IgnoreEls,
			    _el);
      {<<"put">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  decode_upload_put(<<"urn:xmpp:http:upload">>, IgnoreEls,
			    _el);
      {<<"put">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  decode_upload_put(<<"eu:siacs:conversations:http:upload">>,
			    IgnoreEls, _el);
      {<<"put">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  decode_upload_put(<<"eu:siacs:conversations:http:upload">>,
			    IgnoreEls, _el);
      {<<"get">>, <<"urn:xmpp:http:upload">>, _} ->
	  decode_upload_get(<<"urn:xmpp:http:upload">>, IgnoreEls,
			    _el);
      {<<"get">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  decode_upload_get(<<"urn:xmpp:http:upload">>, IgnoreEls,
			    _el);
      {<<"get">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  decode_upload_get(<<"eu:siacs:conversations:http:upload">>,
			    IgnoreEls, _el);
      {<<"get">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  decode_upload_get(<<"eu:siacs:conversations:http:upload">>,
			    IgnoreEls, _el);
      {<<"request">>, <<"urn:xmpp:http:upload">>, _} ->
	  decode_upload_request(<<"urn:xmpp:http:upload">>,
				IgnoreEls, _el);
      {<<"request">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  decode_upload_request(<<"urn:xmpp:http:upload">>,
				IgnoreEls, _el);
      {<<"request">>,
       <<"eu:siacs:conversations:http:upload">>, _} ->
	  decode_upload_request(<<"eu:siacs:conversations:http:upload">>,
				IgnoreEls, _el);
      {<<"request">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  decode_upload_request(<<"eu:siacs:conversations:http:upload">>,
				IgnoreEls, _el);
      {<<"content-type">>, <<"urn:xmpp:http:upload">>, _} ->
	  decode_upload_content_type(<<"urn:xmpp:http:upload">>,
				     IgnoreEls, _el);
      {<<"content-type">>, <<>>,
       <<"urn:xmpp:http:upload">>} ->
	  decode_upload_content_type(<<"urn:xmpp:http:upload">>,
				     IgnoreEls, _el);
      {<<"content-type">>,
       <<"eu:siacs:conversations:http:upload">>, _} ->
	  decode_upload_content_type(<<"eu:siacs:conversations:http:upload">>,
				     IgnoreEls, _el);
      {<<"content-type">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  decode_upload_content_type(<<"eu:siacs:conversations:http:upload">>,
				     IgnoreEls, _el);
      {<<"size">>, <<"urn:xmpp:http:upload">>, _} ->
	  decode_upload_size(<<"urn:xmpp:http:upload">>,
			     IgnoreEls, _el);
      {<<"size">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  decode_upload_size(<<"urn:xmpp:http:upload">>,
			     IgnoreEls, _el);
      {<<"size">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  decode_upload_size(<<"eu:siacs:conversations:http:upload">>,
			     IgnoreEls, _el);
      {<<"size">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  decode_upload_size(<<"eu:siacs:conversations:http:upload">>,
			     IgnoreEls, _el);
      {<<"filename">>, <<"urn:xmpp:http:upload">>, _} ->
	  decode_upload_filename(<<"urn:xmpp:http:upload">>,
				 IgnoreEls, _el);
      {<<"filename">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  decode_upload_filename(<<"urn:xmpp:http:upload">>,
				 IgnoreEls, _el);
      {<<"filename">>,
       <<"eu:siacs:conversations:http:upload">>, _} ->
	  decode_upload_filename(<<"eu:siacs:conversations:http:upload">>,
				 IgnoreEls, _el);
      {<<"filename">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  decode_upload_filename(<<"eu:siacs:conversations:http:upload">>,
				 IgnoreEls, _el);
      {<<"address">>, <<"urn:xmpp:sic:0">>, _} ->
	  decode_sic(<<"urn:xmpp:sic:0">>, IgnoreEls, _el);
      {<<"address">>, <<>>, <<"urn:xmpp:sic:0">>} ->
	  decode_sic(<<"urn:xmpp:sic:0">>, IgnoreEls, _el);
      {<<"address">>, <<"urn:xmpp:sic:1">>, _} ->
	  decode_sic(<<"urn:xmpp:sic:1">>, IgnoreEls, _el);
      {<<"address">>, <<>>, <<"urn:xmpp:sic:1">>} ->
	  decode_sic(<<"urn:xmpp:sic:1">>, IgnoreEls, _el);
      {<<"port">>, <<"urn:xmpp:sic:1">>, _} ->
	  decode_sip_port(<<"urn:xmpp:sic:1">>, IgnoreEls, _el);
      {<<"port">>, <<>>, <<"urn:xmpp:sic:1">>} ->
	  decode_sip_port(<<"urn:xmpp:sic:1">>, IgnoreEls, _el);
      {<<"ip">>, <<"urn:xmpp:sic:0">>, _} ->
	  decode_sic_ip(<<"urn:xmpp:sic:0">>, IgnoreEls, _el);
      {<<"ip">>, <<>>, <<"urn:xmpp:sic:0">>} ->
	  decode_sic_ip(<<"urn:xmpp:sic:0">>, IgnoreEls, _el);
      {<<"ip">>, <<"urn:xmpp:sic:1">>, _} ->
	  decode_sic_ip(<<"urn:xmpp:sic:1">>, IgnoreEls, _el);
      {<<"ip">>, <<>>, <<"urn:xmpp:sic:1">>} ->
	  decode_sic_ip(<<"urn:xmpp:sic:1">>, IgnoreEls, _el);
      {<<"x">>, <<"jabber:x:oob">>, _} ->
	  decode_oob_x(<<"jabber:x:oob">>, IgnoreEls, _el);
      {<<"x">>, <<>>, <<"jabber:x:oob">>} ->
	  decode_oob_x(<<"jabber:x:oob">>, IgnoreEls, _el);
      {<<"desc">>, <<"jabber:x:oob">>, _} ->
	  decode_oob_desc(<<"jabber:x:oob">>, IgnoreEls, _el);
      {<<"desc">>, <<>>, <<"jabber:x:oob">>} ->
	  decode_oob_desc(<<"jabber:x:oob">>, IgnoreEls, _el);
      {<<"url">>, <<"jabber:x:oob">>, _} ->
	  decode_oob_url(<<"jabber:x:oob">>, IgnoreEls, _el);
      {<<"url">>, <<>>, <<"jabber:x:oob">>} ->
	  decode_oob_url(<<"jabber:x:oob">>, IgnoreEls, _el);
      {<<"media">>, <<"urn:xmpp:media-element">>, _} ->
	  decode_media(<<"urn:xmpp:media-element">>, IgnoreEls,
		       _el);
      {<<"media">>, <<>>, <<"urn:xmpp:media-element">>} ->
	  decode_media(<<"urn:xmpp:media-element">>, IgnoreEls,
		       _el);
      {<<"uri">>, <<"urn:xmpp:media-element">>, _} ->
	  decode_media_uri(<<"urn:xmpp:media-element">>,
			   IgnoreEls, _el);
      {<<"uri">>, <<>>, <<"urn:xmpp:media-element">>} ->
	  decode_media_uri(<<"urn:xmpp:media-element">>,
			   IgnoreEls, _el);
      {<<"captcha">>, <<"urn:xmpp:captcha">>, _} ->
	  decode_captcha(<<"urn:xmpp:captcha">>, IgnoreEls, _el);
      {<<"captcha">>, <<>>, <<"urn:xmpp:captcha">>} ->
	  decode_captcha(<<"urn:xmpp:captcha">>, IgnoreEls, _el);
      {<<"data">>, <<"urn:xmpp:bob">>, _} ->
	  decode_bob_data(<<"urn:xmpp:bob">>, IgnoreEls, _el);
      {<<"data">>, <<>>, <<"urn:xmpp:bob">>} ->
	  decode_bob_data(<<"urn:xmpp:bob">>, IgnoreEls, _el);
      {<<"stream:stream">>, <<"jabber:client">>, _} ->
	  decode_stream_start(<<"jabber:client">>, IgnoreEls,
			      _el);
      {<<"stream:stream">>, <<>>, <<"jabber:client">>} ->
	  decode_stream_start(<<"jabber:client">>, IgnoreEls,
			      _el);
      {<<"stream:stream">>, <<"jabber:server">>, _} ->
	  decode_stream_start(<<"jabber:server">>, IgnoreEls,
			      _el);
      {<<"stream:stream">>, <<>>, <<"jabber:server">>} ->
	  decode_stream_start(<<"jabber:server">>, IgnoreEls,
			      _el);
      {<<"stream:stream">>, <<"jabber:component:accept">>,
       _} ->
	  decode_stream_start(<<"jabber:component:accept">>,
			      IgnoreEls, _el);
      {<<"stream:stream">>, <<>>,
       <<"jabber:component:accept">>} ->
	  decode_stream_start(<<"jabber:component:accept">>,
			      IgnoreEls, _el);
      {<<"handshake">>, <<"jabber:component:accept">>, _} ->
	  decode_handshake(<<"jabber:component:accept">>,
			   IgnoreEls, _el);
      {<<"handshake">>, <<>>,
       <<"jabber:component:accept">>} ->
	  decode_handshake(<<"jabber:component:accept">>,
			   IgnoreEls, _el);
      {<<"db:verify">>, <<"jabber:server">>, _} ->
	  decode_db_verify(<<"jabber:server">>, IgnoreEls, _el);
      {<<"db:verify">>, <<>>, <<"jabber:server">>} ->
	  decode_db_verify(<<"jabber:server">>, IgnoreEls, _el);
      {<<"db:result">>, <<"jabber:server">>, _} ->
	  decode_db_result(<<"jabber:server">>, IgnoreEls, _el);
      {<<"db:result">>, <<>>, <<"jabber:server">>} ->
	  decode_db_result(<<"jabber:server">>, IgnoreEls, _el);
      {<<"command">>,
       <<"http://jabber.org/protocol/commands">>, _} ->
	  decode_adhoc_command(<<"http://jabber.org/protocol/commands">>,
			       IgnoreEls, _el);
      {<<"command">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  decode_adhoc_command(<<"http://jabber.org/protocol/commands">>,
			       IgnoreEls, _el);
      {<<"note">>, <<"http://jabber.org/protocol/commands">>,
       _} ->
	  decode_adhoc_command_notes(<<"http://jabber.org/protocol/commands">>,
				     IgnoreEls, _el);
      {<<"note">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  decode_adhoc_command_notes(<<"http://jabber.org/protocol/commands">>,
				     IgnoreEls, _el);
      {<<"actions">>,
       <<"http://jabber.org/protocol/commands">>, _} ->
	  decode_adhoc_command_actions(<<"http://jabber.org/protocol/commands">>,
				       IgnoreEls, _el);
      {<<"actions">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  decode_adhoc_command_actions(<<"http://jabber.org/protocol/commands">>,
				       IgnoreEls, _el);
      {<<"complete">>,
       <<"http://jabber.org/protocol/commands">>, _} ->
	  decode_adhoc_command_complete(<<"http://jabber.org/protocol/commands">>,
					IgnoreEls, _el);
      {<<"complete">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  decode_adhoc_command_complete(<<"http://jabber.org/protocol/commands">>,
					IgnoreEls, _el);
      {<<"next">>, <<"http://jabber.org/protocol/commands">>,
       _} ->
	  decode_adhoc_command_next(<<"http://jabber.org/protocol/commands">>,
				    IgnoreEls, _el);
      {<<"next">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  decode_adhoc_command_next(<<"http://jabber.org/protocol/commands">>,
				    IgnoreEls, _el);
      {<<"prev">>, <<"http://jabber.org/protocol/commands">>,
       _} ->
	  decode_adhoc_command_prev(<<"http://jabber.org/protocol/commands">>,
				    IgnoreEls, _el);
      {<<"prev">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  decode_adhoc_command_prev(<<"http://jabber.org/protocol/commands">>,
				    IgnoreEls, _el);
      {<<"client-id">>, <<"urn:xmpp:sid:0">>, _} ->
	  decode_client_id(<<"urn:xmpp:sid:0">>, IgnoreEls, _el);
      {<<"client-id">>, <<>>, <<"urn:xmpp:sid:0">>} ->
	  decode_client_id(<<"urn:xmpp:sid:0">>, IgnoreEls, _el);
      {<<"stanza-id">>, <<"urn:xmpp:sid:0">>, _} ->
	  decode_stanza_id(<<"urn:xmpp:sid:0">>, IgnoreEls, _el);
      {<<"stanza-id">>, <<>>, <<"urn:xmpp:sid:0">>} ->
	  decode_stanza_id(<<"urn:xmpp:sid:0">>, IgnoreEls, _el);
      {<<"addresses">>,
       <<"http://jabber.org/protocol/address">>, _} ->
	  decode_addresses(<<"http://jabber.org/protocol/address">>,
			   IgnoreEls, _el);
      {<<"addresses">>, <<>>,
       <<"http://jabber.org/protocol/address">>} ->
	  decode_addresses(<<"http://jabber.org/protocol/address">>,
			   IgnoreEls, _el);
      {<<"address">>,
       <<"http://jabber.org/protocol/address">>, _} ->
	  decode_address(<<"http://jabber.org/protocol/address">>,
			 IgnoreEls, _el);
      {<<"address">>, <<>>,
       <<"http://jabber.org/protocol/address">>} ->
	  decode_address(<<"http://jabber.org/protocol/address">>,
			 IgnoreEls, _el);
      {<<"nick">>, <<"http://jabber.org/protocol/nick">>,
       _} ->
	  decode_nick(<<"http://jabber.org/protocol/nick">>,
		      IgnoreEls, _el);
      {<<"nick">>, <<>>,
       <<"http://jabber.org/protocol/nick">>} ->
	  decode_nick(<<"http://jabber.org/protocol/nick">>,
		      IgnoreEls, _el);
      {<<"x">>, <<"jabber:x:expire">>, _} ->
	  decode_expire(<<"jabber:x:expire">>, IgnoreEls, _el);
      {<<"x">>, <<>>, <<"jabber:x:expire">>} ->
	  decode_expire(<<"jabber:x:expire">>, IgnoreEls, _el);
      {<<"x">>, <<"jabber:x:event">>, _} ->
	  decode_xevent(<<"jabber:x:event">>, IgnoreEls, _el);
      {<<"x">>, <<>>, <<"jabber:x:event">>} ->
	  decode_xevent(<<"jabber:x:event">>, IgnoreEls, _el);
      {<<"id">>, <<"jabber:x:event">>, _} ->
	  decode_xevent_id(<<"jabber:x:event">>, IgnoreEls, _el);
      {<<"id">>, <<>>, <<"jabber:x:event">>} ->
	  decode_xevent_id(<<"jabber:x:event">>, IgnoreEls, _el);
      {<<"composing">>, <<"jabber:x:event">>, _} ->
	  decode_xevent_composing(<<"jabber:x:event">>, IgnoreEls,
				  _el);
      {<<"composing">>, <<>>, <<"jabber:x:event">>} ->
	  decode_xevent_composing(<<"jabber:x:event">>, IgnoreEls,
				  _el);
      {<<"displayed">>, <<"jabber:x:event">>, _} ->
	  decode_xevent_displayed(<<"jabber:x:event">>, IgnoreEls,
				  _el);
      {<<"displayed">>, <<>>, <<"jabber:x:event">>} ->
	  decode_xevent_displayed(<<"jabber:x:event">>, IgnoreEls,
				  _el);
      {<<"delivered">>, <<"jabber:x:event">>, _} ->
	  decode_xevent_delivered(<<"jabber:x:event">>, IgnoreEls,
				  _el);
      {<<"delivered">>, <<>>, <<"jabber:x:event">>} ->
	  decode_xevent_delivered(<<"jabber:x:event">>, IgnoreEls,
				  _el);
      {<<"offline">>, <<"jabber:x:event">>, _} ->
	  decode_xevent_offline(<<"jabber:x:event">>, IgnoreEls,
				_el);
      {<<"offline">>, <<>>, <<"jabber:x:event">>} ->
	  decode_xevent_offline(<<"jabber:x:event">>, IgnoreEls,
				_el);
      {<<"query">>, <<"jabber:iq:search">>, _} ->
	  decode_search(<<"jabber:iq:search">>, IgnoreEls, _el);
      {<<"query">>, <<>>, <<"jabber:iq:search">>} ->
	  decode_search(<<"jabber:iq:search">>, IgnoreEls, _el);
      {<<"item">>, <<"jabber:iq:search">>, _} ->
	  decode_search_item(<<"jabber:iq:search">>, IgnoreEls,
			     _el);
      {<<"item">>, <<>>, <<"jabber:iq:search">>} ->
	  decode_search_item(<<"jabber:iq:search">>, IgnoreEls,
			     _el);
      {<<"email">>, <<"jabber:iq:search">>, _} ->
	  decode_search_email(<<"jabber:iq:search">>, IgnoreEls,
			      _el);
      {<<"email">>, <<>>, <<"jabber:iq:search">>} ->
	  decode_search_email(<<"jabber:iq:search">>, IgnoreEls,
			      _el);
      {<<"nick">>, <<"jabber:iq:search">>, _} ->
	  decode_search_nick(<<"jabber:iq:search">>, IgnoreEls,
			     _el);
      {<<"nick">>, <<>>, <<"jabber:iq:search">>} ->
	  decode_search_nick(<<"jabber:iq:search">>, IgnoreEls,
			     _el);
      {<<"last">>, <<"jabber:iq:search">>, _} ->
	  decode_search_last(<<"jabber:iq:search">>, IgnoreEls,
			     _el);
      {<<"last">>, <<>>, <<"jabber:iq:search">>} ->
	  decode_search_last(<<"jabber:iq:search">>, IgnoreEls,
			     _el);
      {<<"first">>, <<"jabber:iq:search">>, _} ->
	  decode_search_first(<<"jabber:iq:search">>, IgnoreEls,
			      _el);
      {<<"first">>, <<>>, <<"jabber:iq:search">>} ->
	  decode_search_first(<<"jabber:iq:search">>, IgnoreEls,
			      _el);
      {<<"instructions">>, <<"jabber:iq:search">>, _} ->
	  decode_search_instructions(<<"jabber:iq:search">>,
				     IgnoreEls, _el);
      {<<"instructions">>, <<>>, <<"jabber:iq:search">>} ->
	  decode_search_instructions(<<"jabber:iq:search">>,
				     IgnoreEls, _el);
      {<<"no-permanent-storage">>, <<"urn:xmpp:hints">>, _} ->
	  decode_hint_no_permanent_storage(<<"urn:xmpp:hints">>,
					   IgnoreEls, _el);
      {<<"no-permanent-storage">>, <<>>,
       <<"urn:xmpp:hints">>} ->
	  decode_hint_no_permanent_storage(<<"urn:xmpp:hints">>,
					   IgnoreEls, _el);
      {<<"no-permanent-store">>, <<"urn:xmpp:hints">>, _} ->
	  decode_hint_no_permanent_store(<<"urn:xmpp:hints">>,
					 IgnoreEls, _el);
      {<<"no-permanent-store">>, <<>>,
       <<"urn:xmpp:hints">>} ->
	  decode_hint_no_permanent_store(<<"urn:xmpp:hints">>,
					 IgnoreEls, _el);
      {<<"store">>, <<"urn:xmpp:hints">>, _} ->
	  decode_hint_store(<<"urn:xmpp:hints">>, IgnoreEls, _el);
      {<<"store">>, <<>>, <<"urn:xmpp:hints">>} ->
	  decode_hint_store(<<"urn:xmpp:hints">>, IgnoreEls, _el);
      {<<"no-storage">>, <<"urn:xmpp:hints">>, _} ->
	  decode_hint_no_storage(<<"urn:xmpp:hints">>, IgnoreEls,
				 _el);
      {<<"no-storage">>, <<>>, <<"urn:xmpp:hints">>} ->
	  decode_hint_no_storage(<<"urn:xmpp:hints">>, IgnoreEls,
				 _el);
      {<<"no-store">>, <<"urn:xmpp:hints">>, _} ->
	  decode_hint_no_store(<<"urn:xmpp:hints">>, IgnoreEls,
			       _el);
      {<<"no-store">>, <<>>, <<"urn:xmpp:hints">>} ->
	  decode_hint_no_store(<<"urn:xmpp:hints">>, IgnoreEls,
			       _el);
      {<<"no-copy">>, <<"urn:xmpp:hints">>, _} ->
	  decode_hint_no_copy(<<"urn:xmpp:hints">>, IgnoreEls,
			      _el);
      {<<"no-copy">>, <<>>, <<"urn:xmpp:hints">>} ->
	  decode_hint_no_copy(<<"urn:xmpp:hints">>, IgnoreEls,
			      _el);
      {<<"participant">>, <<"urn:xmpp:mix:0">>, _} ->
	  decode_mix_participant(<<"urn:xmpp:mix:0">>, IgnoreEls,
				 _el);
      {<<"participant">>, <<>>, <<"urn:xmpp:mix:0">>} ->
	  decode_mix_participant(<<"urn:xmpp:mix:0">>, IgnoreEls,
				 _el);
      {<<"leave">>, <<"urn:xmpp:mix:0">>, _} ->
	  decode_mix_leave(<<"urn:xmpp:mix:0">>, IgnoreEls, _el);
      {<<"leave">>, <<>>, <<"urn:xmpp:mix:0">>} ->
	  decode_mix_leave(<<"urn:xmpp:mix:0">>, IgnoreEls, _el);
      {<<"join">>, <<"urn:xmpp:mix:0">>, _} ->
	  decode_mix_join(<<"urn:xmpp:mix:0">>, IgnoreEls, _el);
      {<<"join">>, <<>>, <<"urn:xmpp:mix:0">>} ->
	  decode_mix_join(<<"urn:xmpp:mix:0">>, IgnoreEls, _el);
      {<<"subscribe">>, <<"urn:xmpp:mix:0">>, _} ->
	  decode_mix_subscribe(<<"urn:xmpp:mix:0">>, IgnoreEls,
			       _el);
      {<<"subscribe">>, <<>>, <<"urn:xmpp:mix:0">>} ->
	  decode_mix_subscribe(<<"urn:xmpp:mix:0">>, IgnoreEls,
			       _el);
      {<<"offline">>,
       <<"http://jabber.org/protocol/offline">>, _} ->
	  decode_offline(<<"http://jabber.org/protocol/offline">>,
			 IgnoreEls, _el);
      {<<"offline">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  decode_offline(<<"http://jabber.org/protocol/offline">>,
			 IgnoreEls, _el);
      {<<"item">>, <<"http://jabber.org/protocol/offline">>,
       _} ->
	  decode_offline_item(<<"http://jabber.org/protocol/offline">>,
			      IgnoreEls, _el);
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  decode_offline_item(<<"http://jabber.org/protocol/offline">>,
			      IgnoreEls, _el);
      {<<"fetch">>, <<"http://jabber.org/protocol/offline">>,
       _} ->
	  decode_offline_fetch(<<"http://jabber.org/protocol/offline">>,
			       IgnoreEls, _el);
      {<<"fetch">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  decode_offline_fetch(<<"http://jabber.org/protocol/offline">>,
			       IgnoreEls, _el);
      {<<"purge">>, <<"http://jabber.org/protocol/offline">>,
       _} ->
	  decode_offline_purge(<<"http://jabber.org/protocol/offline">>,
			       IgnoreEls, _el);
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  decode_offline_purge(<<"http://jabber.org/protocol/offline">>,
			       IgnoreEls, _el);
      {<<"failed">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_sm_failed(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"failed">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_sm_failed(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"failed">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_sm_failed(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"failed">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_sm_failed(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"a">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_sm_a(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"a">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_sm_a(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"a">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_sm_a(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"a">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_sm_a(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"r">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_sm_r(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"r">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_sm_r(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"r">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_sm_r(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"r">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_sm_r(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"resumed">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_sm_resumed(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"resumed">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_sm_resumed(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"resumed">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_sm_resumed(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"resumed">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_sm_resumed(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"resume">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_sm_resume(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"resume">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_sm_resume(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"resume">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_sm_resume(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"resume">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_sm_resume(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"enabled">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_sm_enabled(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"enabled">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_sm_enabled(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"enabled">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_sm_enabled(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"enabled">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_sm_enabled(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"enable">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_sm_enable(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"enable">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_sm_enable(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"enable">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_sm_enable(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"enable">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_sm_enable(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"sm">>, <<"urn:xmpp:sm:2">>, _} ->
	  decode_feature_sm(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"sm">>, <<>>, <<"urn:xmpp:sm:2">>} ->
	  decode_feature_sm(<<"urn:xmpp:sm:2">>, IgnoreEls, _el);
      {<<"sm">>, <<"urn:xmpp:sm:3">>, _} ->
	  decode_feature_sm(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"sm">>, <<>>, <<"urn:xmpp:sm:3">>} ->
	  decode_feature_sm(<<"urn:xmpp:sm:3">>, IgnoreEls, _el);
      {<<"inactive">>, <<"urn:xmpp:csi:0">>, _} ->
	  decode_csi_inactive(<<"urn:xmpp:csi:0">>, IgnoreEls,
			      _el);
      {<<"inactive">>, <<>>, <<"urn:xmpp:csi:0">>} ->
	  decode_csi_inactive(<<"urn:xmpp:csi:0">>, IgnoreEls,
			      _el);
      {<<"active">>, <<"urn:xmpp:csi:0">>, _} ->
	  decode_csi_active(<<"urn:xmpp:csi:0">>, IgnoreEls, _el);
      {<<"active">>, <<>>, <<"urn:xmpp:csi:0">>} ->
	  decode_csi_active(<<"urn:xmpp:csi:0">>, IgnoreEls, _el);
      {<<"csi">>, <<"urn:xmpp:csi:0">>, _} ->
	  decode_feature_csi(<<"urn:xmpp:csi:0">>, IgnoreEls,
			     _el);
      {<<"csi">>, <<>>, <<"urn:xmpp:csi:0">>} ->
	  decode_feature_csi(<<"urn:xmpp:csi:0">>, IgnoreEls,
			     _el);
      {<<"sent">>, <<"urn:xmpp:carbons:2">>, _} ->
	  decode_carbons_sent(<<"urn:xmpp:carbons:2">>, IgnoreEls,
			      _el);
      {<<"sent">>, <<>>, <<"urn:xmpp:carbons:2">>} ->
	  decode_carbons_sent(<<"urn:xmpp:carbons:2">>, IgnoreEls,
			      _el);
      {<<"received">>, <<"urn:xmpp:carbons:2">>, _} ->
	  decode_carbons_received(<<"urn:xmpp:carbons:2">>,
				  IgnoreEls, _el);
      {<<"received">>, <<>>, <<"urn:xmpp:carbons:2">>} ->
	  decode_carbons_received(<<"urn:xmpp:carbons:2">>,
				  IgnoreEls, _el);
      {<<"private">>, <<"urn:xmpp:carbons:2">>, _} ->
	  decode_carbons_private(<<"urn:xmpp:carbons:2">>,
				 IgnoreEls, _el);
      {<<"private">>, <<>>, <<"urn:xmpp:carbons:2">>} ->
	  decode_carbons_private(<<"urn:xmpp:carbons:2">>,
				 IgnoreEls, _el);
      {<<"enable">>, <<"urn:xmpp:carbons:2">>, _} ->
	  decode_carbons_enable(<<"urn:xmpp:carbons:2">>,
				IgnoreEls, _el);
      {<<"enable">>, <<>>, <<"urn:xmpp:carbons:2">>} ->
	  decode_carbons_enable(<<"urn:xmpp:carbons:2">>,
				IgnoreEls, _el);
      {<<"disable">>, <<"urn:xmpp:carbons:2">>, _} ->
	  decode_carbons_disable(<<"urn:xmpp:carbons:2">>,
				 IgnoreEls, _el);
      {<<"disable">>, <<>>, <<"urn:xmpp:carbons:2">>} ->
	  decode_carbons_disable(<<"urn:xmpp:carbons:2">>,
				 IgnoreEls, _el);
      {<<"forwarded">>, <<"urn:xmpp:forward:0">>, _} ->
	  decode_forwarded(<<"urn:xmpp:forward:0">>, IgnoreEls,
			   _el);
      {<<"forwarded">>, <<>>, <<"urn:xmpp:forward:0">>} ->
	  decode_forwarded(<<"urn:xmpp:forward:0">>, IgnoreEls,
			   _el);
      {<<"fin">>, <<"urn:xmpp:mam:0">>, _} ->
	  decode_mam_fin(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"fin">>, <<>>, <<"urn:xmpp:mam:0">>} ->
	  decode_mam_fin(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"fin">>, <<"urn:xmpp:mam:1">>, _} ->
	  decode_mam_fin(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"fin">>, <<>>, <<"urn:xmpp:mam:1">>} ->
	  decode_mam_fin(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"prefs">>, <<"urn:xmpp:mam:0">>, _} ->
	  decode_mam_prefs(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"prefs">>, <<>>, <<"urn:xmpp:mam:0">>} ->
	  decode_mam_prefs(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"prefs">>, <<"urn:xmpp:mam:1">>, _} ->
	  decode_mam_prefs(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"prefs">>, <<>>, <<"urn:xmpp:mam:1">>} ->
	  decode_mam_prefs(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"prefs">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_prefs(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"prefs">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_prefs(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"always">>, <<"urn:xmpp:mam:0">>, _} ->
	  decode_mam_always(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"always">>, <<>>, <<"urn:xmpp:mam:0">>} ->
	  decode_mam_always(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"always">>, <<"urn:xmpp:mam:1">>, _} ->
	  decode_mam_always(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"always">>, <<>>, <<"urn:xmpp:mam:1">>} ->
	  decode_mam_always(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"always">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_always(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			    _el);
      {<<"always">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_always(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			    _el);
      {<<"never">>, <<"urn:xmpp:mam:0">>, _} ->
	  decode_mam_never(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"never">>, <<>>, <<"urn:xmpp:mam:0">>} ->
	  decode_mam_never(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"never">>, <<"urn:xmpp:mam:1">>, _} ->
	  decode_mam_never(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"never">>, <<>>, <<"urn:xmpp:mam:1">>} ->
	  decode_mam_never(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"never">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_never(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"never">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_never(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"jid">>, <<"urn:xmpp:mam:0">>, _} ->
	  decode_mam_jid(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"jid">>, <<>>, <<"urn:xmpp:mam:0">>} ->
	  decode_mam_jid(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"jid">>, <<"urn:xmpp:mam:1">>, _} ->
	  decode_mam_jid(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"jid">>, <<>>, <<"urn:xmpp:mam:1">>} ->
	  decode_mam_jid(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"jid">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_jid(<<"urn:xmpp:mam:tmp">>, IgnoreEls, _el);
      {<<"jid">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_jid(<<"urn:xmpp:mam:tmp">>, IgnoreEls, _el);
      {<<"result">>, <<"urn:xmpp:mam:0">>, _} ->
	  decode_mam_result(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"result">>, <<>>, <<"urn:xmpp:mam:0">>} ->
	  decode_mam_result(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"result">>, <<"urn:xmpp:mam:1">>, _} ->
	  decode_mam_result(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"result">>, <<>>, <<"urn:xmpp:mam:1">>} ->
	  decode_mam_result(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"result">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_result(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			    _el);
      {<<"result">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_result(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			    _el);
      {<<"archived">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_archived(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			      _el);
      {<<"archived">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_archived(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			      _el);
      {<<"query">>, <<"urn:xmpp:mam:0">>, _} ->
	  decode_mam_query(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"query">>, <<>>, <<"urn:xmpp:mam:0">>} ->
	  decode_mam_query(<<"urn:xmpp:mam:0">>, IgnoreEls, _el);
      {<<"query">>, <<"urn:xmpp:mam:1">>, _} ->
	  decode_mam_query(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"query">>, <<>>, <<"urn:xmpp:mam:1">>} ->
	  decode_mam_query(<<"urn:xmpp:mam:1">>, IgnoreEls, _el);
      {<<"query">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_query(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"query">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_query(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"withtext">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_withtext(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			      _el);
      {<<"withtext">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_withtext(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			      _el);
      {<<"with">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_with(<<"urn:xmpp:mam:tmp">>, IgnoreEls, _el);
      {<<"with">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_with(<<"urn:xmpp:mam:tmp">>, IgnoreEls, _el);
      {<<"end">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_end(<<"urn:xmpp:mam:tmp">>, IgnoreEls, _el);
      {<<"end">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_end(<<"urn:xmpp:mam:tmp">>, IgnoreEls, _el);
      {<<"start">>, <<"urn:xmpp:mam:tmp">>, _} ->
	  decode_mam_start(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"start">>, <<>>, <<"urn:xmpp:mam:tmp">>} ->
	  decode_mam_start(<<"urn:xmpp:mam:tmp">>, IgnoreEls,
			   _el);
      {<<"set">>, <<"http://jabber.org/protocol/rsm">>, _} ->
	  decode_rsm_set(<<"http://jabber.org/protocol/rsm">>,
			 IgnoreEls, _el);
      {<<"set">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_set(<<"http://jabber.org/protocol/rsm">>,
			 IgnoreEls, _el);
      {<<"first">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  decode_rsm_first(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"first">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_first(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"max">>, <<"http://jabber.org/protocol/rsm">>, _} ->
	  decode_rsm_max(<<"http://jabber.org/protocol/rsm">>,
			 IgnoreEls, _el);
      {<<"max">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_max(<<"http://jabber.org/protocol/rsm">>,
			 IgnoreEls, _el);
      {<<"index">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  decode_rsm_index(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"index">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_index(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"count">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  decode_rsm_count(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"count">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_count(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"last">>, <<"http://jabber.org/protocol/rsm">>, _} ->
	  decode_rsm_last(<<"http://jabber.org/protocol/rsm">>,
			  IgnoreEls, _el);
      {<<"last">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_last(<<"http://jabber.org/protocol/rsm">>,
			  IgnoreEls, _el);
      {<<"before">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  decode_rsm_before(<<"http://jabber.org/protocol/rsm">>,
			    IgnoreEls, _el);
      {<<"before">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_before(<<"http://jabber.org/protocol/rsm">>,
			    IgnoreEls, _el);
      {<<"after">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  decode_rsm_after(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"after">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  decode_rsm_after(<<"http://jabber.org/protocol/rsm">>,
			   IgnoreEls, _el);
      {<<"unsubscribe">>, <<"urn:xmpp:mucsub:0">>, _} ->
	  decode_muc_unsubscribe(<<"urn:xmpp:mucsub:0">>,
				 IgnoreEls, _el);
      {<<"unsubscribe">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  decode_muc_unsubscribe(<<"urn:xmpp:mucsub:0">>,
				 IgnoreEls, _el);
      {<<"subscribe">>, <<"urn:xmpp:mucsub:0">>, _} ->
	  decode_muc_subscribe(<<"urn:xmpp:mucsub:0">>, IgnoreEls,
			       _el);
      {<<"subscribe">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  decode_muc_subscribe(<<"urn:xmpp:mucsub:0">>, IgnoreEls,
			       _el);
      {<<"event">>, <<"urn:xmpp:mucsub:0">>, _} ->
	  decode_muc_subscribe_event(<<"urn:xmpp:mucsub:0">>,
				     IgnoreEls, _el);
      {<<"event">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  decode_muc_subscribe_event(<<"urn:xmpp:mucsub:0">>,
				     IgnoreEls, _el);
      {<<"subscriptions">>, <<"urn:xmpp:mucsub:0">>, _} ->
	  decode_muc_subscriptions(<<"urn:xmpp:mucsub:0">>,
				   IgnoreEls, _el);
      {<<"subscriptions">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  decode_muc_subscriptions(<<"urn:xmpp:mucsub:0">>,
				   IgnoreEls, _el);
      {<<"subscription">>, <<"urn:xmpp:mucsub:0">>, _} ->
	  decode_muc_subscription(<<"urn:xmpp:mucsub:0">>,
				  IgnoreEls, _el);
      {<<"subscription">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  decode_muc_subscription(<<"urn:xmpp:mucsub:0">>,
				  IgnoreEls, _el);
      {<<"x">>, <<"jabber:x:conference">>, _} ->
	  decode_x_conference(<<"jabber:x:conference">>,
			      IgnoreEls, _el);
      {<<"x">>, <<>>, <<"jabber:x:conference">>} ->
	  decode_x_conference(<<"jabber:x:conference">>,
			      IgnoreEls, _el);
      {<<"unique">>,
       <<"http://jabber.org/protocol/muc#unique">>, _} ->
	  decode_muc_unique(<<"http://jabber.org/protocol/muc#unique">>,
			    IgnoreEls, _el);
      {<<"unique">>, <<>>,
       <<"http://jabber.org/protocol/muc#unique">>} ->
	  decode_muc_unique(<<"http://jabber.org/protocol/muc#unique">>,
			    IgnoreEls, _el);
      {<<"x">>, <<"http://jabber.org/protocol/muc">>, _} ->
	  decode_muc(<<"http://jabber.org/protocol/muc">>,
		     IgnoreEls, _el);
      {<<"x">>, <<>>, <<"http://jabber.org/protocol/muc">>} ->
	  decode_muc(<<"http://jabber.org/protocol/muc">>,
		     IgnoreEls, _el);
      {<<"query">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  decode_muc_admin(<<"http://jabber.org/protocol/muc#admin">>,
			   IgnoreEls, _el);
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  decode_muc_admin(<<"http://jabber.org/protocol/muc#admin">>,
			   IgnoreEls, _el);
      {<<"continue">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  decode_muc_admin_continue(<<"http://jabber.org/protocol/muc#admin">>,
				    IgnoreEls, _el);
      {<<"continue">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  decode_muc_admin_continue(<<"http://jabber.org/protocol/muc#admin">>,
				    IgnoreEls, _el);
      {<<"actor">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  decode_muc_admin_actor(<<"http://jabber.org/protocol/muc#admin">>,
				 IgnoreEls, _el);
      {<<"actor">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  decode_muc_admin_actor(<<"http://jabber.org/protocol/muc#admin">>,
				 IgnoreEls, _el);
      {<<"item">>, <<"http://jabber.org/protocol/muc#admin">>,
       _} ->
	  decode_muc_admin_item(<<"http://jabber.org/protocol/muc#admin">>,
				IgnoreEls, _el);
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  decode_muc_admin_item(<<"http://jabber.org/protocol/muc#admin">>,
				IgnoreEls, _el);
      {<<"item">>, <<"http://jabber.org/protocol/muc#owner">>,
       _} ->
	  decode_muc_owner_item(<<"http://jabber.org/protocol/muc#owner">>,
				IgnoreEls, _el);
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  decode_muc_owner_item(<<"http://jabber.org/protocol/muc#owner">>,
				IgnoreEls, _el);
      {<<"query">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  decode_muc_owner(<<"http://jabber.org/protocol/muc#owner">>,
			   IgnoreEls, _el);
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  decode_muc_owner(<<"http://jabber.org/protocol/muc#owner">>,
			   IgnoreEls, _el);
      {<<"password">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  decode_muc_password(<<"http://jabber.org/protocol/muc#owner">>,
			      IgnoreEls, _el);
      {<<"password">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  decode_muc_password(<<"http://jabber.org/protocol/muc#owner">>,
			      IgnoreEls, _el);
      {<<"password">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  decode_muc_password(<<"http://jabber.org/protocol/muc#user">>,
			      IgnoreEls, _el);
      {<<"password">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_password(<<"http://jabber.org/protocol/muc#user">>,
			      IgnoreEls, _el);
      {<<"password">>, <<"http://jabber.org/protocol/muc">>,
       _} ->
	  decode_muc_password(<<"http://jabber.org/protocol/muc">>,
			      IgnoreEls, _el);
      {<<"password">>, <<>>,
       <<"http://jabber.org/protocol/muc">>} ->
	  decode_muc_password(<<"http://jabber.org/protocol/muc">>,
			      IgnoreEls, _el);
      {<<"x">>, <<"http://jabber.org/protocol/muc#user">>,
       _} ->
	  decode_muc_user(<<"http://jabber.org/protocol/muc#user">>,
			  IgnoreEls, _el);
      {<<"x">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_user(<<"http://jabber.org/protocol/muc#user">>,
			  IgnoreEls, _el);
      {<<"item">>, <<"http://jabber.org/protocol/muc#user">>,
       _} ->
	  decode_muc_user_item(<<"http://jabber.org/protocol/muc#user">>,
			       IgnoreEls, _el);
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_user_item(<<"http://jabber.org/protocol/muc#user">>,
			       IgnoreEls, _el);
      {<<"status">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  decode_muc_user_status(<<"http://jabber.org/protocol/muc#user">>,
				 IgnoreEls, _el);
      {<<"status">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_user_status(<<"http://jabber.org/protocol/muc#user">>,
				 IgnoreEls, _el);
      {<<"continue">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  decode_muc_user_continue(<<"http://jabber.org/protocol/muc#user">>,
				   IgnoreEls, _el);
      {<<"continue">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_user_continue(<<"http://jabber.org/protocol/muc#user">>,
				   IgnoreEls, _el);
      {<<"actor">>, <<"http://jabber.org/protocol/muc#user">>,
       _} ->
	  decode_muc_user_actor(<<"http://jabber.org/protocol/muc#user">>,
				IgnoreEls, _el);
      {<<"actor">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_user_actor(<<"http://jabber.org/protocol/muc#user">>,
				IgnoreEls, _el);
      {<<"invite">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  decode_muc_user_invite(<<"http://jabber.org/protocol/muc#user">>,
				 IgnoreEls, _el);
      {<<"invite">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_user_invite(<<"http://jabber.org/protocol/muc#user">>,
				 IgnoreEls, _el);
      {<<"destroy">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  decode_muc_destroy(<<"http://jabber.org/protocol/muc#user">>,
			     IgnoreEls, _el);
      {<<"destroy">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_destroy(<<"http://jabber.org/protocol/muc#user">>,
			     IgnoreEls, _el);
      {<<"destroy">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  decode_muc_destroy(<<"http://jabber.org/protocol/muc#owner">>,
			     IgnoreEls, _el);
      {<<"destroy">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  decode_muc_destroy(<<"http://jabber.org/protocol/muc#owner">>,
			     IgnoreEls, _el);
      {<<"decline">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  decode_muc_user_decline(<<"http://jabber.org/protocol/muc#user">>,
				  IgnoreEls, _el);
      {<<"decline">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_user_decline(<<"http://jabber.org/protocol/muc#user">>,
				  IgnoreEls, _el);
      {<<"reason">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
			    IgnoreEls, _el);
      {<<"reason">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
			    IgnoreEls, _el);
      {<<"reason">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
			    IgnoreEls, _el);
      {<<"reason">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
			    IgnoreEls, _el);
      {<<"reason">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
			    IgnoreEls, _el);
      {<<"reason">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
			    IgnoreEls, _el);
      {<<"history">>, <<"http://jabber.org/protocol/muc">>,
       _} ->
	  decode_muc_history(<<"http://jabber.org/protocol/muc">>,
			     IgnoreEls, _el);
      {<<"history">>, <<>>,
       <<"http://jabber.org/protocol/muc">>} ->
	  decode_muc_history(<<"http://jabber.org/protocol/muc">>,
			     IgnoreEls, _el);
      {<<"query">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  decode_bytestreams(<<"http://jabber.org/protocol/bytestreams">>,
			     IgnoreEls, _el);
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  decode_bytestreams(<<"http://jabber.org/protocol/bytestreams">>,
			     IgnoreEls, _el);
      {<<"activate">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  decode_bytestreams_activate(<<"http://jabber.org/protocol/bytestreams">>,
				      IgnoreEls, _el);
      {<<"activate">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  decode_bytestreams_activate(<<"http://jabber.org/protocol/bytestreams">>,
				      IgnoreEls, _el);
      {<<"streamhost-used">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  decode_bytestreams_streamhost_used(<<"http://jabber.org/protocol/bytestreams">>,
					     IgnoreEls, _el);
      {<<"streamhost-used">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  decode_bytestreams_streamhost_used(<<"http://jabber.org/protocol/bytestreams">>,
					     IgnoreEls, _el);
      {<<"streamhost">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  decode_bytestreams_streamhost(<<"http://jabber.org/protocol/bytestreams">>,
					IgnoreEls, _el);
      {<<"streamhost">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  decode_bytestreams_streamhost(<<"http://jabber.org/protocol/bytestreams">>,
					IgnoreEls, _el);
      {<<"delay">>, <<"urn:xmpp:delay">>, _} ->
	  decode_delay(<<"urn:xmpp:delay">>, IgnoreEls, _el);
      {<<"delay">>, <<>>, <<"urn:xmpp:delay">>} ->
	  decode_delay(<<"urn:xmpp:delay">>, IgnoreEls, _el);
      {<<"paused">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  decode_chatstate_paused(<<"http://jabber.org/protocol/chatstates">>,
				  IgnoreEls, _el);
      {<<"paused">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  decode_chatstate_paused(<<"http://jabber.org/protocol/chatstates">>,
				  IgnoreEls, _el);
      {<<"inactive">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  decode_chatstate_inactive(<<"http://jabber.org/protocol/chatstates">>,
				    IgnoreEls, _el);
      {<<"inactive">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  decode_chatstate_inactive(<<"http://jabber.org/protocol/chatstates">>,
				    IgnoreEls, _el);
      {<<"gone">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  decode_chatstate_gone(<<"http://jabber.org/protocol/chatstates">>,
				IgnoreEls, _el);
      {<<"gone">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  decode_chatstate_gone(<<"http://jabber.org/protocol/chatstates">>,
				IgnoreEls, _el);
      {<<"composing">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  decode_chatstate_composing(<<"http://jabber.org/protocol/chatstates">>,
				     IgnoreEls, _el);
      {<<"composing">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  decode_chatstate_composing(<<"http://jabber.org/protocol/chatstates">>,
				     IgnoreEls, _el);
      {<<"active">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  decode_chatstate_active(<<"http://jabber.org/protocol/chatstates">>,
				  IgnoreEls, _el);
      {<<"active">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  decode_chatstate_active(<<"http://jabber.org/protocol/chatstates">>,
				  IgnoreEls, _el);
      {<<"headers">>, <<"http://jabber.org/protocol/shim">>,
       _} ->
	  decode_shim_headers(<<"http://jabber.org/protocol/shim">>,
			      IgnoreEls, _el);
      {<<"headers">>, <<>>,
       <<"http://jabber.org/protocol/shim">>} ->
	  decode_shim_headers(<<"http://jabber.org/protocol/shim">>,
			      IgnoreEls, _el);
      {<<"header">>, <<"http://jabber.org/protocol/shim">>,
       _} ->
	  decode_shim_header(<<"http://jabber.org/protocol/shim">>,
			     IgnoreEls, _el);
      {<<"header">>, <<>>,
       <<"http://jabber.org/protocol/shim">>} ->
	  decode_shim_header(<<"http://jabber.org/protocol/shim">>,
			     IgnoreEls, _el);
      {<<"unsupported-access-model">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_unsupported_access_model(<<"http://jabber.org/protocol/pubsub#errors">>,
						       IgnoreEls, _el);
      {<<"unsupported-access-model">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_unsupported_access_model(<<"http://jabber.org/protocol/pubsub#errors">>,
						       IgnoreEls, _el);
      {<<"unsupported">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_unsupported(<<"http://jabber.org/protocol/pubsub#errors">>,
					  IgnoreEls, _el);
      {<<"unsupported">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_unsupported(<<"http://jabber.org/protocol/pubsub#errors">>,
					  IgnoreEls, _el);
      {<<"too-many-subscriptions">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_too_many_subscriptions(<<"http://jabber.org/protocol/pubsub#errors">>,
						     IgnoreEls, _el);
      {<<"too-many-subscriptions">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_too_many_subscriptions(<<"http://jabber.org/protocol/pubsub#errors">>,
						     IgnoreEls, _el);
      {<<"subid-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_subid_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					     IgnoreEls, _el);
      {<<"subid-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_subid_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					     IgnoreEls, _el);
      {<<"presence-subscription-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_presence_subscription_required(<<"http://jabber.org/protocol/pubsub#errors">>,
							     IgnoreEls, _el);
      {<<"presence-subscription-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_presence_subscription_required(<<"http://jabber.org/protocol/pubsub#errors">>,
							     IgnoreEls, _el);
      {<<"pending-subscription">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_pending_subscription(<<"http://jabber.org/protocol/pubsub#errors">>,
						   IgnoreEls, _el);
      {<<"pending-subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_pending_subscription(<<"http://jabber.org/protocol/pubsub#errors">>,
						   IgnoreEls, _el);
      {<<"payload-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_payload_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					       IgnoreEls, _el);
      {<<"payload-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_payload_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					       IgnoreEls, _el);
      {<<"payload-too-big">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_payload_too_big(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"payload-too-big">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_payload_too_big(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"not-subscribed">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_not_subscribed(<<"http://jabber.org/protocol/pubsub#errors">>,
					     IgnoreEls, _el);
      {<<"not-subscribed">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_not_subscribed(<<"http://jabber.org/protocol/pubsub#errors">>,
					     IgnoreEls, _el);
      {<<"not-in-roster-group">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_not_in_roster_group(<<"http://jabber.org/protocol/pubsub#errors">>,
						  IgnoreEls, _el);
      {<<"not-in-roster-group">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_not_in_roster_group(<<"http://jabber.org/protocol/pubsub#errors">>,
						  IgnoreEls, _el);
      {<<"nodeid-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_nodeid_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"nodeid-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_nodeid_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"max-nodes-exceeded">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_max_nodes_exceeded(<<"http://jabber.org/protocol/pubsub#errors">>,
						 IgnoreEls, _el);
      {<<"max-nodes-exceeded">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_max_nodes_exceeded(<<"http://jabber.org/protocol/pubsub#errors">>,
						 IgnoreEls, _el);
      {<<"max-items-exceeded">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_max_items_exceeded(<<"http://jabber.org/protocol/pubsub#errors">>,
						 IgnoreEls, _el);
      {<<"max-items-exceeded">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_max_items_exceeded(<<"http://jabber.org/protocol/pubsub#errors">>,
						 IgnoreEls, _el);
      {<<"jid-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_jid_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					   IgnoreEls, _el);
      {<<"jid-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_jid_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					   IgnoreEls, _el);
      {<<"item-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_item_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					    IgnoreEls, _el);
      {<<"item-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_item_required(<<"http://jabber.org/protocol/pubsub#errors">>,
					    IgnoreEls, _el);
      {<<"item-forbidden">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_item_forbidden(<<"http://jabber.org/protocol/pubsub#errors">>,
					     IgnoreEls, _el);
      {<<"item-forbidden">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_item_forbidden(<<"http://jabber.org/protocol/pubsub#errors">>,
					     IgnoreEls, _el);
      {<<"invalid-subid">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_invalid_subid(<<"http://jabber.org/protocol/pubsub#errors">>,
					    IgnoreEls, _el);
      {<<"invalid-subid">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_invalid_subid(<<"http://jabber.org/protocol/pubsub#errors">>,
					    IgnoreEls, _el);
      {<<"invalid-payload">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_invalid_payload(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"invalid-payload">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_invalid_payload(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"invalid-options">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_invalid_options(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"invalid-options">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_invalid_options(<<"http://jabber.org/protocol/pubsub#errors">>,
					      IgnoreEls, _el);
      {<<"invalid-jid">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_invalid_jid(<<"http://jabber.org/protocol/pubsub#errors">>,
					  IgnoreEls, _el);
      {<<"invalid-jid">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_invalid_jid(<<"http://jabber.org/protocol/pubsub#errors">>,
					  IgnoreEls, _el);
      {<<"configuration-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_configuration_required(<<"http://jabber.org/protocol/pubsub#errors">>,
						     IgnoreEls, _el);
      {<<"configuration-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_configuration_required(<<"http://jabber.org/protocol/pubsub#errors">>,
						     IgnoreEls, _el);
      {<<"closed-node">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  decode_pubsub_error_closed_node(<<"http://jabber.org/protocol/pubsub#errors">>,
					  IgnoreEls, _el);
      {<<"closed-node">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  decode_pubsub_error_closed_node(<<"http://jabber.org/protocol/pubsub#errors">>,
					  IgnoreEls, _el);
      {<<"pubsub">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_owner(<<"http://jabber.org/protocol/pubsub#owner">>,
			      IgnoreEls, _el);
      {<<"pubsub">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_owner(<<"http://jabber.org/protocol/pubsub#owner">>,
			      IgnoreEls, _el);
      {<<"pubsub">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub(<<"http://jabber.org/protocol/pubsub">>,
			IgnoreEls, _el);
      {<<"pubsub">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub(<<"http://jabber.org/protocol/pubsub">>,
			IgnoreEls, _el);
      {<<"purge">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub">>,
			      IgnoreEls, _el);
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub">>,
			      IgnoreEls, _el);
      {<<"purge">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#owner">>,
			      IgnoreEls, _el);
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#owner">>,
			      IgnoreEls, _el);
      {<<"purge">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#event">>,
			      IgnoreEls, _el);
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#event">>,
			      IgnoreEls, _el);
      {<<"delete">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub">>,
			       IgnoreEls, _el);
      {<<"delete">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub">>,
			       IgnoreEls, _el);
      {<<"delete">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#owner">>,
			       IgnoreEls, _el);
      {<<"delete">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#owner">>,
			       IgnoreEls, _el);
      {<<"delete">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#event">>,
			       IgnoreEls, _el);
      {<<"delete">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#event">>,
			       IgnoreEls, _el);
      {<<"redirect">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub">>,
				 IgnoreEls, _el);
      {<<"redirect">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub">>,
				 IgnoreEls, _el);
      {<<"redirect">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub#owner">>,
				 IgnoreEls, _el);
      {<<"redirect">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub#owner">>,
				 IgnoreEls, _el);
      {<<"redirect">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub#event">>,
				 IgnoreEls, _el);
      {<<"redirect">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub#event">>,
				 IgnoreEls, _el);
      {<<"default">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_default(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"default">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_default(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"default">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_default(<<"http://jabber.org/protocol/pubsub#owner">>,
				IgnoreEls, _el);
      {<<"default">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_default(<<"http://jabber.org/protocol/pubsub#owner">>,
				IgnoreEls, _el);
      {<<"publish-options">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_publish_options(<<"http://jabber.org/protocol/pubsub">>,
					IgnoreEls, _el);
      {<<"publish-options">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_publish_options(<<"http://jabber.org/protocol/pubsub">>,
					IgnoreEls, _el);
      {<<"configure">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub">>,
				  IgnoreEls, _el);
      {<<"configure">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub">>,
				  IgnoreEls, _el);
      {<<"configure">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub#owner">>,
				  IgnoreEls, _el);
      {<<"configure">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub#owner">>,
				  IgnoreEls, _el);
      {<<"create">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_create(<<"http://jabber.org/protocol/pubsub">>,
			       IgnoreEls, _el);
      {<<"create">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_create(<<"http://jabber.org/protocol/pubsub">>,
			       IgnoreEls, _el);
      {<<"create">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_create(<<"http://jabber.org/protocol/pubsub#event">>,
			       IgnoreEls, _el);
      {<<"create">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_create(<<"http://jabber.org/protocol/pubsub#event">>,
			       IgnoreEls, _el);
      {<<"retract">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_retract(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"retract">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_retract(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"options">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_options(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"options">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_options(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"publish">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_publish(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"publish">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_publish(<<"http://jabber.org/protocol/pubsub">>,
				IgnoreEls, _el);
      {<<"unsubscribe">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_unsubscribe(<<"http://jabber.org/protocol/pubsub">>,
				    IgnoreEls, _el);
      {<<"unsubscribe">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_unsubscribe(<<"http://jabber.org/protocol/pubsub">>,
				    IgnoreEls, _el);
      {<<"subscribe">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_subscribe(<<"http://jabber.org/protocol/pubsub">>,
				  IgnoreEls, _el);
      {<<"subscribe">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_subscribe(<<"http://jabber.org/protocol/pubsub">>,
				  IgnoreEls, _el);
      {<<"affiliations">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_owner_affiliations(<<"http://jabber.org/protocol/pubsub#owner">>,
					   IgnoreEls, _el);
      {<<"affiliations">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_owner_affiliations(<<"http://jabber.org/protocol/pubsub#owner">>,
					   IgnoreEls, _el);
      {<<"affiliations">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_affiliations(<<"http://jabber.org/protocol/pubsub">>,
				     IgnoreEls, _el);
      {<<"affiliations">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_affiliations(<<"http://jabber.org/protocol/pubsub">>,
				     IgnoreEls, _el);
      {<<"subscriptions">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub">>,
				      IgnoreEls, _el);
      {<<"subscriptions">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub">>,
				      IgnoreEls, _el);
      {<<"subscriptions">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub#owner">>,
				      IgnoreEls, _el);
      {<<"subscriptions">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub#owner">>,
				      IgnoreEls, _el);
      {<<"event">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_event(<<"http://jabber.org/protocol/pubsub#event">>,
			      IgnoreEls, _el);
      {<<"event">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_event(<<"http://jabber.org/protocol/pubsub#event">>,
			      IgnoreEls, _el);
      {<<"items">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_items(<<"http://jabber.org/protocol/pubsub">>,
			      IgnoreEls, _el);
      {<<"items">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_items(<<"http://jabber.org/protocol/pubsub">>,
			      IgnoreEls, _el);
      {<<"items">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_items(<<"http://jabber.org/protocol/pubsub#event">>,
			      IgnoreEls, _el);
      {<<"items">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_items(<<"http://jabber.org/protocol/pubsub#event">>,
			      IgnoreEls, _el);
      {<<"item">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  decode_pubsub_item(<<"http://jabber.org/protocol/pubsub">>,
			     IgnoreEls, _el);
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_item(<<"http://jabber.org/protocol/pubsub">>,
			     IgnoreEls, _el);
      {<<"item">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_item(<<"http://jabber.org/protocol/pubsub#event">>,
			     IgnoreEls, _el);
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_item(<<"http://jabber.org/protocol/pubsub#event">>,
			     IgnoreEls, _el);
      {<<"retract">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_event_retract(<<"http://jabber.org/protocol/pubsub#event">>,
				      IgnoreEls, _el);
      {<<"retract">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_event_retract(<<"http://jabber.org/protocol/pubsub#event">>,
				      IgnoreEls, _el);
      {<<"configuration">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_event_configuration(<<"http://jabber.org/protocol/pubsub#event">>,
					    IgnoreEls, _el);
      {<<"configuration">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_event_configuration(<<"http://jabber.org/protocol/pubsub#event">>,
					    IgnoreEls, _el);
      {<<"affiliation">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_owner_affiliation(<<"http://jabber.org/protocol/pubsub#owner">>,
					  IgnoreEls, _el);
      {<<"affiliation">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_owner_affiliation(<<"http://jabber.org/protocol/pubsub#owner">>,
					  IgnoreEls, _el);
      {<<"affiliation">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_affiliation(<<"http://jabber.org/protocol/pubsub">>,
				    IgnoreEls, _el);
      {<<"affiliation">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_affiliation(<<"http://jabber.org/protocol/pubsub">>,
				    IgnoreEls, _el);
      {<<"subscription">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub">>,
				     IgnoreEls, _el);
      {<<"subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub">>,
				     IgnoreEls, _el);
      {<<"subscription">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#owner">>,
				     IgnoreEls, _el);
      {<<"subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#owner">>,
				     IgnoreEls, _el);
      {<<"subscription">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#event">>,
				     IgnoreEls, _el);
      {<<"subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#event">>,
				     IgnoreEls, _el);
      {<<"x">>, <<"jabber:x:data">>, _} ->
	  decode_xdata(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"x">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"item">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_item(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"item">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_item(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"reported">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_reported(<<"jabber:x:data">>, IgnoreEls,
				_el);
      {<<"reported">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_reported(<<"jabber:x:data">>, IgnoreEls,
				_el);
      {<<"title">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_title(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"title">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_title(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"instructions">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_instructions(<<"jabber:x:data">>,
				    IgnoreEls, _el);
      {<<"instructions">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_instructions(<<"jabber:x:data">>,
				    IgnoreEls, _el);
      {<<"field">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_field(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"field">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_field(<<"jabber:x:data">>, IgnoreEls, _el);
      {<<"option">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_field_option(<<"jabber:x:data">>,
				    IgnoreEls, _el);
      {<<"option">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_field_option(<<"jabber:x:data">>,
				    IgnoreEls, _el);
      {<<"value">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_field_value(<<"jabber:x:data">>, IgnoreEls,
				   _el);
      {<<"value">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_field_value(<<"jabber:x:data">>, IgnoreEls,
				   _el);
      {<<"desc">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_field_desc(<<"jabber:x:data">>, IgnoreEls,
				  _el);
      {<<"desc">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_field_desc(<<"jabber:x:data">>, IgnoreEls,
				  _el);
      {<<"required">>, <<"jabber:x:data">>, _} ->
	  decode_xdata_field_required(<<"jabber:x:data">>,
				      IgnoreEls, _el);
      {<<"required">>, <<>>, <<"jabber:x:data">>} ->
	  decode_xdata_field_required(<<"jabber:x:data">>,
				      IgnoreEls, _el);
      {<<"x">>, <<"vcard-temp:x:update">>, _} ->
	  decode_vcard_xupdate(<<"vcard-temp:x:update">>,
			       IgnoreEls, _el);
      {<<"x">>, <<>>, <<"vcard-temp:x:update">>} ->
	  decode_vcard_xupdate(<<"vcard-temp:x:update">>,
			       IgnoreEls, _el);
      {<<"photo">>, <<"vcard-temp:x:update">>, _} ->
	  decode_vcard_xupdate_photo(<<"vcard-temp:x:update">>,
				     IgnoreEls, _el);
      {<<"photo">>, <<>>, <<"vcard-temp:x:update">>} ->
	  decode_vcard_xupdate_photo(<<"vcard-temp:x:update">>,
				     IgnoreEls, _el);
      {<<"vCard">>, <<"vcard-temp">>, _} ->
	  decode_vcard_temp(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"vCard">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_temp(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CLASS">>, <<"vcard-temp">>, _} ->
	  decode_vcard_CLASS(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CLASS">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_CLASS(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CATEGORIES">>, <<"vcard-temp">>, _} ->
	  decode_vcard_CATEGORIES(<<"vcard-temp">>, IgnoreEls,
				  _el);
      {<<"CATEGORIES">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_CATEGORIES(<<"vcard-temp">>, IgnoreEls,
				  _el);
      {<<"KEY">>, <<"vcard-temp">>, _} ->
	  decode_vcard_KEY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"KEY">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_KEY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"SOUND">>, <<"vcard-temp">>, _} ->
	  decode_vcard_SOUND(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"SOUND">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_SOUND(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ORG">>, <<"vcard-temp">>, _} ->
	  decode_vcard_ORG(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ORG">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_ORG(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PHOTO">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PHOTO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PHOTO">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PHOTO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LOGO">>, <<"vcard-temp">>, _} ->
	  decode_vcard_LOGO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LOGO">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_LOGO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"BINVAL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_BINVAL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"BINVAL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_BINVAL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"GEO">>, <<"vcard-temp">>, _} ->
	  decode_vcard_GEO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"GEO">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_GEO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"EMAIL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_EMAIL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"EMAIL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_EMAIL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TEL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_TEL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TEL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_TEL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LABEL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_LABEL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LABEL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_LABEL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ADR">>, <<"vcard-temp">>, _} ->
	  decode_vcard_ADR(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ADR">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_ADR(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"N">>, <<"vcard-temp">>, _} ->
	  decode_vcard_N(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"N">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_N(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CONFIDENTIAL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_CONFIDENTIAL(<<"vcard-temp">>, IgnoreEls,
				    _el);
      {<<"CONFIDENTIAL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_CONFIDENTIAL(<<"vcard-temp">>, IgnoreEls,
				    _el);
      {<<"PRIVATE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PRIVATE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PRIVATE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PRIVATE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PUBLIC">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PUBLIC(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PUBLIC">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PUBLIC(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"EXTVAL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_EXTVAL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"EXTVAL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_EXTVAL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TYPE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_TYPE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TYPE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_TYPE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"DESC">>, <<"vcard-temp">>, _} ->
	  decode_vcard_DESC(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"DESC">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_DESC(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"URL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_URL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"URL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_URL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"UID">>, <<"vcard-temp">>, _} ->
	  decode_vcard_UID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"UID">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_UID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"SORT-STRING">>, <<"vcard-temp">>, _} ->
	  decode_vcard_SORT_STRING(<<"vcard-temp">>, IgnoreEls,
				   _el);
      {<<"SORT-STRING">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_SORT_STRING(<<"vcard-temp">>, IgnoreEls,
				   _el);
      {<<"REV">>, <<"vcard-temp">>, _} ->
	  decode_vcard_REV(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"REV">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_REV(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PRODID">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PRODID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PRODID">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PRODID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"NOTE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_NOTE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"NOTE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_NOTE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"KEYWORD">>, <<"vcard-temp">>, _} ->
	  decode_vcard_KEYWORD(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"KEYWORD">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_KEYWORD(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ROLE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_ROLE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ROLE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_ROLE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TITLE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_TITLE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TITLE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_TITLE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TZ">>, <<"vcard-temp">>, _} ->
	  decode_vcard_TZ(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"TZ">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_TZ(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MAILER">>, <<"vcard-temp">>, _} ->
	  decode_vcard_MAILER(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MAILER">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_MAILER(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"JABBERID">>, <<"vcard-temp">>, _} ->
	  decode_vcard_JABBERID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"JABBERID">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_JABBERID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"BDAY">>, <<"vcard-temp">>, _} ->
	  decode_vcard_BDAY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"BDAY">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_BDAY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"NICKNAME">>, <<"vcard-temp">>, _} ->
	  decode_vcard_NICKNAME(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"NICKNAME">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_NICKNAME(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"FN">>, <<"vcard-temp">>, _} ->
	  decode_vcard_FN(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"FN">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_FN(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"VERSION">>, <<"vcard-temp">>, _} ->
	  decode_vcard_VERSION(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"VERSION">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_VERSION(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CRED">>, <<"vcard-temp">>, _} ->
	  decode_vcard_CRED(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CRED">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_CRED(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PHONETIC">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PHONETIC(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PHONETIC">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PHONETIC(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ORGUNIT">>, <<"vcard-temp">>, _} ->
	  decode_vcard_ORGUNIT(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ORGUNIT">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_ORGUNIT(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ORGNAME">>, <<"vcard-temp">>, _} ->
	  decode_vcard_ORGNAME(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ORGNAME">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_ORGNAME(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LON">>, <<"vcard-temp">>, _} ->
	  decode_vcard_LON(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LON">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_LON(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LAT">>, <<"vcard-temp">>, _} ->
	  decode_vcard_LAT(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LAT">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_LAT(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"USERID">>, <<"vcard-temp">>, _} ->
	  decode_vcard_USERID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"USERID">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_USERID(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"NUMBER">>, <<"vcard-temp">>, _} ->
	  decode_vcard_NUMBER(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"NUMBER">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_NUMBER(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LINE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_LINE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LINE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_LINE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CTRY">>, <<"vcard-temp">>, _} ->
	  decode_vcard_CTRY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CTRY">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_CTRY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PCODE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PCODE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PCODE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PCODE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"REGION">>, <<"vcard-temp">>, _} ->
	  decode_vcard_REGION(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"REGION">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_REGION(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LOCALITY">>, <<"vcard-temp">>, _} ->
	  decode_vcard_LOCALITY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"LOCALITY">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_LOCALITY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"STREET">>, <<"vcard-temp">>, _} ->
	  decode_vcard_STREET(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"STREET">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_STREET(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"EXTADD">>, <<"vcard-temp">>, _} ->
	  decode_vcard_EXTADD(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"EXTADD">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_EXTADD(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"POBOX">>, <<"vcard-temp">>, _} ->
	  decode_vcard_POBOX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"POBOX">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_POBOX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"SUFFIX">>, <<"vcard-temp">>, _} ->
	  decode_vcard_SUFFIX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"SUFFIX">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_SUFFIX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PREFIX">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PREFIX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PREFIX">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PREFIX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MIDDLE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_MIDDLE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MIDDLE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_MIDDLE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"GIVEN">>, <<"vcard-temp">>, _} ->
	  decode_vcard_GIVEN(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"GIVEN">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_GIVEN(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"FAMILY">>, <<"vcard-temp">>, _} ->
	  decode_vcard_FAMILY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"FAMILY">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_FAMILY(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"X400">>, <<"vcard-temp">>, _} ->
	  decode_vcard_X400(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"X400">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_X400(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"INTERNET">>, <<"vcard-temp">>, _} ->
	  decode_vcard_INTERNET(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"INTERNET">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_INTERNET(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PREF">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PREF(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PREF">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PREF(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"INTL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_INTL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"INTL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_INTL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"DOM">>, <<"vcard-temp">>, _} ->
	  decode_vcard_DOM(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"DOM">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_DOM(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PARCEL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PARCEL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PARCEL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PARCEL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"POSTAL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_POSTAL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"POSTAL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_POSTAL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PCS">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PCS(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PCS">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PCS(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ISDN">>, <<"vcard-temp">>, _} ->
	  decode_vcard_ISDN(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"ISDN">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_ISDN(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MODEM">>, <<"vcard-temp">>, _} ->
	  decode_vcard_MODEM(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MODEM">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_MODEM(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"BBS">>, <<"vcard-temp">>, _} ->
	  decode_vcard_BBS(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"BBS">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_BBS(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"VIDEO">>, <<"vcard-temp">>, _} ->
	  decode_vcard_VIDEO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"VIDEO">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_VIDEO(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CELL">>, <<"vcard-temp">>, _} ->
	  decode_vcard_CELL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"CELL">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_CELL(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MSG">>, <<"vcard-temp">>, _} ->
	  decode_vcard_MSG(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"MSG">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_MSG(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PAGER">>, <<"vcard-temp">>, _} ->
	  decode_vcard_PAGER(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"PAGER">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_PAGER(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"FAX">>, <<"vcard-temp">>, _} ->
	  decode_vcard_FAX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"FAX">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_FAX(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"VOICE">>, <<"vcard-temp">>, _} ->
	  decode_vcard_VOICE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"VOICE">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_VOICE(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"WORK">>, <<"vcard-temp">>, _} ->
	  decode_vcard_WORK(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"WORK">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_WORK(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"HOME">>, <<"vcard-temp">>, _} ->
	  decode_vcard_HOME(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"HOME">>, <<>>, <<"vcard-temp">>} ->
	  decode_vcard_HOME(<<"vcard-temp">>, IgnoreEls, _el);
      {<<"stream:error">>, <<"jabber:client">>, _} ->
	  decode_stream_error(<<"jabber:client">>, IgnoreEls,
			      _el);
      {<<"stream:error">>, <<>>, <<"jabber:client">>} ->
	  decode_stream_error(<<"jabber:client">>, IgnoreEls,
			      _el);
      {<<"stream:error">>, <<"jabber:server">>, _} ->
	  decode_stream_error(<<"jabber:server">>, IgnoreEls,
			      _el);
      {<<"stream:error">>, <<>>, <<"jabber:server">>} ->
	  decode_stream_error(<<"jabber:server">>, IgnoreEls,
			      _el);
      {<<"stream:error">>, <<"jabber:component:accept">>,
       _} ->
	  decode_stream_error(<<"jabber:component:accept">>,
			      IgnoreEls, _el);
      {<<"stream:error">>, <<>>,
       <<"jabber:component:accept">>} ->
	  decode_stream_error(<<"jabber:component:accept">>,
			      IgnoreEls, _el);
      {<<"unsupported-version">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_unsupported_version(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"unsupported-version">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_unsupported_version(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"unsupported-stanza-type">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_unsupported_stanza_type(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						      IgnoreEls, _el);
      {<<"unsupported-stanza-type">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_unsupported_stanza_type(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						      IgnoreEls, _el);
      {<<"unsupported-encoding">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_unsupported_encoding(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						   IgnoreEls, _el);
      {<<"unsupported-encoding">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_unsupported_encoding(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						   IgnoreEls, _el);
      {<<"undefined-condition">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_undefined_condition(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"undefined-condition">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_undefined_condition(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"system-shutdown">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_system_shutdown(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					      IgnoreEls, _el);
      {<<"system-shutdown">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_system_shutdown(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					      IgnoreEls, _el);
      {<<"see-other-host">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_see_other_host(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					     IgnoreEls, _el);
      {<<"see-other-host">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_see_other_host(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					     IgnoreEls, _el);
      {<<"restricted-xml">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_restricted_xml(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					     IgnoreEls, _el);
      {<<"restricted-xml">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_restricted_xml(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					     IgnoreEls, _el);
      {<<"resource-constraint">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_resource_constraint(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"resource-constraint">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_resource_constraint(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"reset">>, <<"urn:ietf:params:xml:ns:xmpp-streams">>,
       _} ->
	  decode_stream_error_reset(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
				    IgnoreEls, _el);
      {<<"reset">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_reset(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
				    IgnoreEls, _el);
      {<<"remote-connection-failed">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_remote_connection_failed(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						       IgnoreEls, _el);
      {<<"remote-connection-failed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_remote_connection_failed(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						       IgnoreEls, _el);
      {<<"policy-violation">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_policy_violation(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					       IgnoreEls, _el);
      {<<"policy-violation">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_policy_violation(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					       IgnoreEls, _el);
      {<<"not-well-formed">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_not_well_formed(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					      IgnoreEls, _el);
      {<<"not-well-formed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_not_well_formed(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					      IgnoreEls, _el);
      {<<"not-authorized">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					     IgnoreEls, _el);
      {<<"not-authorized">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					     IgnoreEls, _el);
      {<<"invalid-xml">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_invalid_xml(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					  IgnoreEls, _el);
      {<<"invalid-xml">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_invalid_xml(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					  IgnoreEls, _el);
      {<<"invalid-namespace">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_invalid_namespace(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						IgnoreEls, _el);
      {<<"invalid-namespace">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_invalid_namespace(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						IgnoreEls, _el);
      {<<"invalid-id">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_invalid_id(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					 IgnoreEls, _el);
      {<<"invalid-id">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_invalid_id(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					 IgnoreEls, _el);
      {<<"invalid-from">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_invalid_from(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					   IgnoreEls, _el);
      {<<"invalid-from">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_invalid_from(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					   IgnoreEls, _el);
      {<<"internal-server-error">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_internal_server_error(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						    IgnoreEls, _el);
      {<<"internal-server-error">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_internal_server_error(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						    IgnoreEls, _el);
      {<<"improper-addressing">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_improper_addressing(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"improper-addressing">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_improper_addressing(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						  IgnoreEls, _el);
      {<<"host-unknown">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_host_unknown(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					   IgnoreEls, _el);
      {<<"host-unknown">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_host_unknown(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					   IgnoreEls, _el);
      {<<"host-gone">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_host_gone(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					IgnoreEls, _el);
      {<<"host-gone">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_host_gone(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					IgnoreEls, _el);
      {<<"connection-timeout">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_connection_timeout(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						 IgnoreEls, _el);
      {<<"connection-timeout">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_connection_timeout(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						 IgnoreEls, _el);
      {<<"conflict">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_conflict(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
				       IgnoreEls, _el);
      {<<"conflict">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_conflict(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
				       IgnoreEls, _el);
      {<<"bad-namespace-prefix">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_bad_namespace_prefix(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						   IgnoreEls, _el);
      {<<"bad-namespace-prefix">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_bad_namespace_prefix(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
						   IgnoreEls, _el);
      {<<"bad-format">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  decode_stream_error_bad_format(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					 IgnoreEls, _el);
      {<<"bad-format">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_bad_format(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
					 IgnoreEls, _el);
      {<<"text">>, <<"urn:ietf:params:xml:ns:xmpp-streams">>,
       _} ->
	  decode_stream_error_text(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
				   IgnoreEls, _el);
      {<<"text">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  decode_stream_error_text(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
				   IgnoreEls, _el);
      {<<"time">>, <<"urn:xmpp:time">>, _} ->
	  decode_time(<<"urn:xmpp:time">>, IgnoreEls, _el);
      {<<"time">>, <<>>, <<"urn:xmpp:time">>} ->
	  decode_time(<<"urn:xmpp:time">>, IgnoreEls, _el);
      {<<"tzo">>, <<"urn:xmpp:time">>, _} ->
	  decode_time_tzo(<<"urn:xmpp:time">>, IgnoreEls, _el);
      {<<"tzo">>, <<>>, <<"urn:xmpp:time">>} ->
	  decode_time_tzo(<<"urn:xmpp:time">>, IgnoreEls, _el);
      {<<"utc">>, <<"urn:xmpp:time">>, _} ->
	  decode_time_utc(<<"urn:xmpp:time">>, IgnoreEls, _el);
      {<<"utc">>, <<>>, <<"urn:xmpp:time">>} ->
	  decode_time_utc(<<"urn:xmpp:time">>, IgnoreEls, _el);
      {<<"ping">>, <<"urn:xmpp:ping">>, _} ->
	  decode_ping(<<"urn:xmpp:ping">>, IgnoreEls, _el);
      {<<"ping">>, <<>>, <<"urn:xmpp:ping">>} ->
	  decode_ping(<<"urn:xmpp:ping">>, IgnoreEls, _el);
      {<<"session">>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>, _} ->
	  decode_session(<<"urn:ietf:params:xml:ns:xmpp-session">>,
			 IgnoreEls, _el);
      {<<"session">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>} ->
	  decode_session(<<"urn:ietf:params:xml:ns:xmpp-session">>,
			 IgnoreEls, _el);
      {<<"optional">>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>, _} ->
	  decode_session_optional(<<"urn:ietf:params:xml:ns:xmpp-session">>,
				  IgnoreEls, _el);
      {<<"optional">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>} ->
	  decode_session_optional(<<"urn:ietf:params:xml:ns:xmpp-session">>,
				  IgnoreEls, _el);
      {<<"query">>, <<"jabber:iq:register">>, _} ->
	  decode_register(<<"jabber:iq:register">>, IgnoreEls,
			  _el);
      {<<"query">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register(<<"jabber:iq:register">>, IgnoreEls,
			  _el);
      {<<"key">>, <<"jabber:iq:register">>, _} ->
	  decode_register_key(<<"jabber:iq:register">>, IgnoreEls,
			      _el);
      {<<"key">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_key(<<"jabber:iq:register">>, IgnoreEls,
			      _el);
      {<<"text">>, <<"jabber:iq:register">>, _} ->
	  decode_register_text(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"text">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_text(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"misc">>, <<"jabber:iq:register">>, _} ->
	  decode_register_misc(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"misc">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_misc(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"date">>, <<"jabber:iq:register">>, _} ->
	  decode_register_date(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"date">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_date(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"url">>, <<"jabber:iq:register">>, _} ->
	  decode_register_url(<<"jabber:iq:register">>, IgnoreEls,
			      _el);
      {<<"url">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_url(<<"jabber:iq:register">>, IgnoreEls,
			      _el);
      {<<"phone">>, <<"jabber:iq:register">>, _} ->
	  decode_register_phone(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"phone">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_phone(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"zip">>, <<"jabber:iq:register">>, _} ->
	  decode_register_zip(<<"jabber:iq:register">>, IgnoreEls,
			      _el);
      {<<"zip">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_zip(<<"jabber:iq:register">>, IgnoreEls,
			      _el);
      {<<"state">>, <<"jabber:iq:register">>, _} ->
	  decode_register_state(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"state">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_state(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"city">>, <<"jabber:iq:register">>, _} ->
	  decode_register_city(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"city">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_city(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"address">>, <<"jabber:iq:register">>, _} ->
	  decode_register_address(<<"jabber:iq:register">>,
				  IgnoreEls, _el);
      {<<"address">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_address(<<"jabber:iq:register">>,
				  IgnoreEls, _el);
      {<<"email">>, <<"jabber:iq:register">>, _} ->
	  decode_register_email(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"email">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_email(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"last">>, <<"jabber:iq:register">>, _} ->
	  decode_register_last(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"last">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_last(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"first">>, <<"jabber:iq:register">>, _} ->
	  decode_register_first(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"first">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_first(<<"jabber:iq:register">>,
				IgnoreEls, _el);
      {<<"name">>, <<"jabber:iq:register">>, _} ->
	  decode_register_name(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"name">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_name(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"password">>, <<"jabber:iq:register">>, _} ->
	  decode_register_password(<<"jabber:iq:register">>,
				   IgnoreEls, _el);
      {<<"password">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_password(<<"jabber:iq:register">>,
				   IgnoreEls, _el);
      {<<"nick">>, <<"jabber:iq:register">>, _} ->
	  decode_register_nick(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"nick">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_nick(<<"jabber:iq:register">>,
			       IgnoreEls, _el);
      {<<"username">>, <<"jabber:iq:register">>, _} ->
	  decode_register_username(<<"jabber:iq:register">>,
				   IgnoreEls, _el);
      {<<"username">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_username(<<"jabber:iq:register">>,
				   IgnoreEls, _el);
      {<<"instructions">>, <<"jabber:iq:register">>, _} ->
	  decode_register_instructions(<<"jabber:iq:register">>,
				       IgnoreEls, _el);
      {<<"instructions">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_instructions(<<"jabber:iq:register">>,
				       IgnoreEls, _el);
      {<<"remove">>, <<"jabber:iq:register">>, _} ->
	  decode_register_remove(<<"jabber:iq:register">>,
				 IgnoreEls, _el);
      {<<"remove">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_remove(<<"jabber:iq:register">>,
				 IgnoreEls, _el);
      {<<"registered">>, <<"jabber:iq:register">>, _} ->
	  decode_register_registered(<<"jabber:iq:register">>,
				     IgnoreEls, _el);
      {<<"registered">>, <<>>, <<"jabber:iq:register">>} ->
	  decode_register_registered(<<"jabber:iq:register">>,
				     IgnoreEls, _el);
      {<<"register">>,
       <<"http://jabber.org/features/iq-register">>, _} ->
	  decode_feature_register(<<"http://jabber.org/features/iq-register">>,
				  IgnoreEls, _el);
      {<<"register">>, <<>>,
       <<"http://jabber.org/features/iq-register">>} ->
	  decode_feature_register(<<"http://jabber.org/features/iq-register">>,
				  IgnoreEls, _el);
      {<<"c">>, <<"http://jabber.org/protocol/caps">>, _} ->
	  decode_caps(<<"http://jabber.org/protocol/caps">>,
		      IgnoreEls, _el);
      {<<"c">>, <<>>,
       <<"http://jabber.org/protocol/caps">>} ->
	  decode_caps(<<"http://jabber.org/protocol/caps">>,
		      IgnoreEls, _el);
      {<<"ack">>, <<"p1:ack">>, _} ->
	  decode_p1_ack(<<"p1:ack">>, IgnoreEls, _el);
      {<<"ack">>, <<>>, <<"p1:ack">>} ->
	  decode_p1_ack(<<"p1:ack">>, IgnoreEls, _el);
      {<<"rebind">>, <<"p1:rebind">>, _} ->
	  decode_p1_rebind(<<"p1:rebind">>, IgnoreEls, _el);
      {<<"rebind">>, <<>>, <<"p1:rebind">>} ->
	  decode_p1_rebind(<<"p1:rebind">>, IgnoreEls, _el);
      {<<"push">>, <<"p1:push">>, _} ->
	  decode_p1_push(<<"p1:push">>, IgnoreEls, _el);
      {<<"push">>, <<>>, <<"p1:push">>} ->
	  decode_p1_push(<<"p1:push">>, IgnoreEls, _el);
      {<<"stream:features">>, <<"jabber:client">>, _} ->
	  decode_stream_features(<<"jabber:client">>, IgnoreEls,
				 _el);
      {<<"stream:features">>, <<>>, <<"jabber:client">>} ->
	  decode_stream_features(<<"jabber:client">>, IgnoreEls,
				 _el);
      {<<"stream:features">>, <<"jabber:server">>, _} ->
	  decode_stream_features(<<"jabber:server">>, IgnoreEls,
				 _el);
      {<<"stream:features">>, <<>>, <<"jabber:server">>} ->
	  decode_stream_features(<<"jabber:server">>, IgnoreEls,
				 _el);
      {<<"compression">>,
       <<"http://jabber.org/features/compress">>, _} ->
	  decode_compression(<<"http://jabber.org/features/compress">>,
			     IgnoreEls, _el);
      {<<"compression">>, <<>>,
       <<"http://jabber.org/features/compress">>} ->
	  decode_compression(<<"http://jabber.org/features/compress">>,
			     IgnoreEls, _el);
      {<<"method">>,
       <<"http://jabber.org/features/compress">>, _} ->
	  decode_compression_method(<<"http://jabber.org/features/compress">>,
				    IgnoreEls, _el);
      {<<"method">>, <<>>,
       <<"http://jabber.org/features/compress">>} ->
	  decode_compression_method(<<"http://jabber.org/features/compress">>,
				    IgnoreEls, _el);
      {<<"compressed">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  decode_compressed(<<"http://jabber.org/protocol/compress">>,
			    IgnoreEls, _el);
      {<<"compressed">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  decode_compressed(<<"http://jabber.org/protocol/compress">>,
			    IgnoreEls, _el);
      {<<"compress">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  decode_compress(<<"http://jabber.org/protocol/compress">>,
			  IgnoreEls, _el);
      {<<"compress">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  decode_compress(<<"http://jabber.org/protocol/compress">>,
			  IgnoreEls, _el);
      {<<"method">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  decode_compress_method(<<"http://jabber.org/protocol/compress">>,
				 IgnoreEls, _el);
      {<<"method">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  decode_compress_method(<<"http://jabber.org/protocol/compress">>,
				 IgnoreEls, _el);
      {<<"failure">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  decode_compress_failure(<<"http://jabber.org/protocol/compress">>,
				  IgnoreEls, _el);
      {<<"failure">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  decode_compress_failure(<<"http://jabber.org/protocol/compress">>,
				  IgnoreEls, _el);
      {<<"unsupported-method">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  decode_compress_failure_unsupported_method(<<"http://jabber.org/protocol/compress">>,
						     IgnoreEls, _el);
      {<<"unsupported-method">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  decode_compress_failure_unsupported_method(<<"http://jabber.org/protocol/compress">>,
						     IgnoreEls, _el);
      {<<"processing-failed">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  decode_compress_failure_processing_failed(<<"http://jabber.org/protocol/compress">>,
						    IgnoreEls, _el);
      {<<"processing-failed">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  decode_compress_failure_processing_failed(<<"http://jabber.org/protocol/compress">>,
						    IgnoreEls, _el);
      {<<"setup-failed">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  decode_compress_failure_setup_failed(<<"http://jabber.org/protocol/compress">>,
					       IgnoreEls, _el);
      {<<"setup-failed">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  decode_compress_failure_setup_failed(<<"http://jabber.org/protocol/compress">>,
					       IgnoreEls, _el);
      {<<"failure">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  decode_starttls_failure(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
				  IgnoreEls, _el);
      {<<"failure">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  decode_starttls_failure(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
				  IgnoreEls, _el);
      {<<"proceed">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  decode_starttls_proceed(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
				  IgnoreEls, _el);
      {<<"proceed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  decode_starttls_proceed(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
				  IgnoreEls, _el);
      {<<"starttls">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  decode_starttls(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
			  IgnoreEls, _el);
      {<<"starttls">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  decode_starttls(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
			  IgnoreEls, _el);
      {<<"required">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  decode_starttls_required(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
				   IgnoreEls, _el);
      {<<"required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  decode_starttls_required(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
				   IgnoreEls, _el);
      {<<"mechanisms">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_mechanisms(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				 IgnoreEls, _el);
      {<<"mechanisms">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_mechanisms(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				 IgnoreEls, _el);
      {<<"mechanism">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_mechanism(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				IgnoreEls, _el);
      {<<"mechanism">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_mechanism(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				IgnoreEls, _el);
      {<<"failure">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  decode_sasl_failure(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			      IgnoreEls, _el);
      {<<"failure">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			      IgnoreEls, _el);
      {<<"temporary-auth-failure">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_temporary_auth_failure(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						     IgnoreEls, _el);
      {<<"temporary-auth-failure">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_temporary_auth_failure(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						     IgnoreEls, _el);
      {<<"bad-protocol">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_bad_protocol(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					   IgnoreEls, _el);
      {<<"bad-protocol">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_bad_protocol(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					   IgnoreEls, _el);
      {<<"not-authorized">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					     IgnoreEls, _el);
      {<<"not-authorized">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					     IgnoreEls, _el);
      {<<"mechanism-too-weak">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_mechanism_too_weak(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						 IgnoreEls, _el);
      {<<"mechanism-too-weak">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_mechanism_too_weak(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						 IgnoreEls, _el);
      {<<"malformed-request">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_malformed_request(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						IgnoreEls, _el);
      {<<"malformed-request">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_malformed_request(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						IgnoreEls, _el);
      {<<"invalid-mechanism">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_invalid_mechanism(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						IgnoreEls, _el);
      {<<"invalid-mechanism">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_invalid_mechanism(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						IgnoreEls, _el);
      {<<"invalid-authzid">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_invalid_authzid(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					      IgnoreEls, _el);
      {<<"invalid-authzid">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_invalid_authzid(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					      IgnoreEls, _el);
      {<<"incorrect-encoding">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_incorrect_encoding(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						 IgnoreEls, _el);
      {<<"incorrect-encoding">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_incorrect_encoding(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						 IgnoreEls, _el);
      {<<"encryption-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_encryption_required(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						  IgnoreEls, _el);
      {<<"encryption-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_encryption_required(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						  IgnoreEls, _el);
      {<<"credentials-expired">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_credentials_expired(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						  IgnoreEls, _el);
      {<<"credentials-expired">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_credentials_expired(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
						  IgnoreEls, _el);
      {<<"account-disabled">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_failure_account_disabled(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					       IgnoreEls, _el);
      {<<"account-disabled">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_account_disabled(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
					       IgnoreEls, _el);
      {<<"aborted">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  decode_sasl_failure_aborted(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				      IgnoreEls, _el);
      {<<"aborted">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_aborted(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				      IgnoreEls, _el);
      {<<"text">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  decode_sasl_failure_text(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				   IgnoreEls, _el);
      {<<"text">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_failure_text(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				   IgnoreEls, _el);
      {<<"success">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  decode_sasl_success(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			      IgnoreEls, _el);
      {<<"success">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_success(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			      IgnoreEls, _el);
      {<<"response">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  decode_sasl_response(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			       IgnoreEls, _el);
      {<<"response">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_response(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			       IgnoreEls, _el);
      {<<"challenge">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  decode_sasl_challenge(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				IgnoreEls, _el);
      {<<"challenge">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_challenge(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
				IgnoreEls, _el);
      {<<"abort">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  decode_sasl_abort(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			    IgnoreEls, _el);
      {<<"abort">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_abort(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			    IgnoreEls, _el);
      {<<"auth">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  decode_sasl_auth(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			   IgnoreEls, _el);
      {<<"auth">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  decode_sasl_auth(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			   IgnoreEls, _el);
      {<<"query">>, <<"jabber:iq:auth">>, _} ->
	  decode_legacy_auth(<<"jabber:iq:auth">>, IgnoreEls,
			     _el);
      {<<"query">>, <<>>, <<"jabber:iq:auth">>} ->
	  decode_legacy_auth(<<"jabber:iq:auth">>, IgnoreEls,
			     _el);
      {<<"resource">>, <<"jabber:iq:auth">>, _} ->
	  decode_legacy_auth_resource(<<"jabber:iq:auth">>,
				      IgnoreEls, _el);
      {<<"resource">>, <<>>, <<"jabber:iq:auth">>} ->
	  decode_legacy_auth_resource(<<"jabber:iq:auth">>,
				      IgnoreEls, _el);
      {<<"digest">>, <<"jabber:iq:auth">>, _} ->
	  decode_legacy_auth_digest(<<"jabber:iq:auth">>,
				    IgnoreEls, _el);
      {<<"digest">>, <<>>, <<"jabber:iq:auth">>} ->
	  decode_legacy_auth_digest(<<"jabber:iq:auth">>,
				    IgnoreEls, _el);
      {<<"password">>, <<"jabber:iq:auth">>, _} ->
	  decode_legacy_auth_password(<<"jabber:iq:auth">>,
				      IgnoreEls, _el);
      {<<"password">>, <<>>, <<"jabber:iq:auth">>} ->
	  decode_legacy_auth_password(<<"jabber:iq:auth">>,
				      IgnoreEls, _el);
      {<<"username">>, <<"jabber:iq:auth">>, _} ->
	  decode_legacy_auth_username(<<"jabber:iq:auth">>,
				      IgnoreEls, _el);
      {<<"username">>, <<>>, <<"jabber:iq:auth">>} ->
	  decode_legacy_auth_username(<<"jabber:iq:auth">>,
				      IgnoreEls, _el);
      {<<"bind">>, <<"urn:ietf:params:xml:ns:xmpp-bind">>,
       _} ->
	  decode_bind(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
		      IgnoreEls, _el);
      {<<"bind">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-bind">>} ->
	  decode_bind(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
		      IgnoreEls, _el);
      {<<"resource">>, <<"urn:ietf:params:xml:ns:xmpp-bind">>,
       _} ->
	  decode_bind_resource(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
			       IgnoreEls, _el);
      {<<"resource">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-bind">>} ->
	  decode_bind_resource(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
			       IgnoreEls, _el);
      {<<"jid">>, <<"urn:ietf:params:xml:ns:xmpp-bind">>,
       _} ->
	  decode_bind_jid(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
			  IgnoreEls, _el);
      {<<"jid">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-bind">>} ->
	  decode_bind_jid(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
			  IgnoreEls, _el);
      {<<"error">>, <<"jabber:client">>, _} ->
	  decode_error(<<"jabber:client">>, IgnoreEls, _el);
      {<<"error">>, <<>>, <<"jabber:client">>} ->
	  decode_error(<<"jabber:client">>, IgnoreEls, _el);
      {<<"error">>, <<"jabber:server">>, _} ->
	  decode_error(<<"jabber:server">>, IgnoreEls, _el);
      {<<"error">>, <<>>, <<"jabber:server">>} ->
	  decode_error(<<"jabber:server">>, IgnoreEls, _el);
      {<<"error">>, <<"jabber:component:accept">>, _} ->
	  decode_error(<<"jabber:component:accept">>, IgnoreEls,
		       _el);
      {<<"error">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_error(<<"jabber:component:accept">>, IgnoreEls,
		       _el);
      {<<"text">>, <<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
       _} ->
	  decode_error_text(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			    IgnoreEls, _el);
      {<<"text">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_text(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			    IgnoreEls, _el);
      {<<"unexpected-request">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_unexpected_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					  IgnoreEls, _el);
      {<<"unexpected-request">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_unexpected_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					  IgnoreEls, _el);
      {<<"undefined-condition">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_undefined_condition(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					   IgnoreEls, _el);
      {<<"undefined-condition">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_undefined_condition(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					   IgnoreEls, _el);
      {<<"subscription-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_subscription_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"subscription-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_subscription_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"service-unavailable">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_service_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					   IgnoreEls, _el);
      {<<"service-unavailable">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_service_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					   IgnoreEls, _el);
      {<<"resource-constraint">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_resource_constraint(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					   IgnoreEls, _el);
      {<<"resource-constraint">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_resource_constraint(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					   IgnoreEls, _el);
      {<<"remote-server-timeout">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_remote_server_timeout(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"remote-server-timeout">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_remote_server_timeout(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"remote-server-not-found">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_remote_server_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					       IgnoreEls, _el);
      {<<"remote-server-not-found">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_remote_server_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					       IgnoreEls, _el);
      {<<"registration-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_registration_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"registration-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_registration_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"redirect">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_redirect(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				IgnoreEls, _el);
      {<<"redirect">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_redirect(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				IgnoreEls, _el);
      {<<"recipient-unavailable">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_recipient_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"recipient-unavailable">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_recipient_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"policy-violation">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_policy_violation(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					IgnoreEls, _el);
      {<<"policy-violation">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_policy_violation(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					IgnoreEls, _el);
      {<<"payment-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_payment_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					IgnoreEls, _el);
      {<<"payment-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_payment_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					IgnoreEls, _el);
      {<<"not-authorized">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				      IgnoreEls, _el);
      {<<"not-authorized">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				      IgnoreEls, _el);
      {<<"not-allowed">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_not_allowed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				   IgnoreEls, _el);
      {<<"not-allowed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_not_allowed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				   IgnoreEls, _el);
      {<<"not-acceptable">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_not_acceptable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				      IgnoreEls, _el);
      {<<"not-acceptable">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_not_acceptable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				      IgnoreEls, _el);
      {<<"jid-malformed">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_jid_malformed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				     IgnoreEls, _el);
      {<<"jid-malformed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_jid_malformed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				     IgnoreEls, _el);
      {<<"item-not-found">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_item_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				      IgnoreEls, _el);
      {<<"item-not-found">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_item_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				      IgnoreEls, _el);
      {<<"internal-server-error">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_internal_server_error(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"internal-server-error">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_internal_server_error(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     IgnoreEls, _el);
      {<<"gone">>, <<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
       _} ->
	  decode_error_gone(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			    IgnoreEls, _el);
      {<<"gone">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_gone(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			    IgnoreEls, _el);
      {<<"forbidden">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_forbidden(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				 IgnoreEls, _el);
      {<<"forbidden">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_forbidden(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				 IgnoreEls, _el);
      {<<"feature-not-implemented">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_feature_not_implemented(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					       IgnoreEls, _el);
      {<<"feature-not-implemented">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_feature_not_implemented(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					       IgnoreEls, _el);
      {<<"conflict">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_conflict(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				IgnoreEls, _el);
      {<<"conflict">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_conflict(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				IgnoreEls, _el);
      {<<"bad-request">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  decode_error_bad_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				   IgnoreEls, _el);
      {<<"bad-request">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  decode_error_bad_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
				   IgnoreEls, _el);
      {<<"presence">>, <<"jabber:client">>, _} ->
	  decode_presence(<<"jabber:client">>, IgnoreEls, _el);
      {<<"presence">>, <<>>, <<"jabber:client">>} ->
	  decode_presence(<<"jabber:client">>, IgnoreEls, _el);
      {<<"presence">>, <<"jabber:server">>, _} ->
	  decode_presence(<<"jabber:server">>, IgnoreEls, _el);
      {<<"presence">>, <<>>, <<"jabber:server">>} ->
	  decode_presence(<<"jabber:server">>, IgnoreEls, _el);
      {<<"presence">>, <<"jabber:component:accept">>, _} ->
	  decode_presence(<<"jabber:component:accept">>,
			  IgnoreEls, _el);
      {<<"presence">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_presence(<<"jabber:component:accept">>,
			  IgnoreEls, _el);
      {<<"priority">>, <<"jabber:client">>, _} ->
	  decode_presence_priority(<<"jabber:client">>, IgnoreEls,
				   _el);
      {<<"priority">>, <<>>, <<"jabber:client">>} ->
	  decode_presence_priority(<<"jabber:client">>, IgnoreEls,
				   _el);
      {<<"priority">>, <<"jabber:server">>, _} ->
	  decode_presence_priority(<<"jabber:server">>, IgnoreEls,
				   _el);
      {<<"priority">>, <<>>, <<"jabber:server">>} ->
	  decode_presence_priority(<<"jabber:server">>, IgnoreEls,
				   _el);
      {<<"priority">>, <<"jabber:component:accept">>, _} ->
	  decode_presence_priority(<<"jabber:component:accept">>,
				   IgnoreEls, _el);
      {<<"priority">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_presence_priority(<<"jabber:component:accept">>,
				   IgnoreEls, _el);
      {<<"status">>, <<"jabber:client">>, _} ->
	  decode_presence_status(<<"jabber:client">>, IgnoreEls,
				 _el);
      {<<"status">>, <<>>, <<"jabber:client">>} ->
	  decode_presence_status(<<"jabber:client">>, IgnoreEls,
				 _el);
      {<<"status">>, <<"jabber:server">>, _} ->
	  decode_presence_status(<<"jabber:server">>, IgnoreEls,
				 _el);
      {<<"status">>, <<>>, <<"jabber:server">>} ->
	  decode_presence_status(<<"jabber:server">>, IgnoreEls,
				 _el);
      {<<"status">>, <<"jabber:component:accept">>, _} ->
	  decode_presence_status(<<"jabber:component:accept">>,
				 IgnoreEls, _el);
      {<<"status">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_presence_status(<<"jabber:component:accept">>,
				 IgnoreEls, _el);
      {<<"show">>, <<"jabber:client">>, _} ->
	  decode_presence_show(<<"jabber:client">>, IgnoreEls,
			       _el);
      {<<"show">>, <<>>, <<"jabber:client">>} ->
	  decode_presence_show(<<"jabber:client">>, IgnoreEls,
			       _el);
      {<<"show">>, <<"jabber:server">>, _} ->
	  decode_presence_show(<<"jabber:server">>, IgnoreEls,
			       _el);
      {<<"show">>, <<>>, <<"jabber:server">>} ->
	  decode_presence_show(<<"jabber:server">>, IgnoreEls,
			       _el);
      {<<"show">>, <<"jabber:component:accept">>, _} ->
	  decode_presence_show(<<"jabber:component:accept">>,
			       IgnoreEls, _el);
      {<<"show">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_presence_show(<<"jabber:component:accept">>,
			       IgnoreEls, _el);
      {<<"message">>, <<"jabber:client">>, _} ->
	  decode_message(<<"jabber:client">>, IgnoreEls, _el);
      {<<"message">>, <<>>, <<"jabber:client">>} ->
	  decode_message(<<"jabber:client">>, IgnoreEls, _el);
      {<<"message">>, <<"jabber:server">>, _} ->
	  decode_message(<<"jabber:server">>, IgnoreEls, _el);
      {<<"message">>, <<>>, <<"jabber:server">>} ->
	  decode_message(<<"jabber:server">>, IgnoreEls, _el);
      {<<"message">>, <<"jabber:component:accept">>, _} ->
	  decode_message(<<"jabber:component:accept">>, IgnoreEls,
			 _el);
      {<<"message">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_message(<<"jabber:component:accept">>, IgnoreEls,
			 _el);
      {<<"thread">>, <<"jabber:client">>, _} ->
	  decode_message_thread(<<"jabber:client">>, IgnoreEls,
				_el);
      {<<"thread">>, <<>>, <<"jabber:client">>} ->
	  decode_message_thread(<<"jabber:client">>, IgnoreEls,
				_el);
      {<<"thread">>, <<"jabber:server">>, _} ->
	  decode_message_thread(<<"jabber:server">>, IgnoreEls,
				_el);
      {<<"thread">>, <<>>, <<"jabber:server">>} ->
	  decode_message_thread(<<"jabber:server">>, IgnoreEls,
				_el);
      {<<"thread">>, <<"jabber:component:accept">>, _} ->
	  decode_message_thread(<<"jabber:component:accept">>,
				IgnoreEls, _el);
      {<<"thread">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_message_thread(<<"jabber:component:accept">>,
				IgnoreEls, _el);
      {<<"body">>, <<"jabber:client">>, _} ->
	  decode_message_body(<<"jabber:client">>, IgnoreEls,
			      _el);
      {<<"body">>, <<>>, <<"jabber:client">>} ->
	  decode_message_body(<<"jabber:client">>, IgnoreEls,
			      _el);
      {<<"body">>, <<"jabber:server">>, _} ->
	  decode_message_body(<<"jabber:server">>, IgnoreEls,
			      _el);
      {<<"body">>, <<>>, <<"jabber:server">>} ->
	  decode_message_body(<<"jabber:server">>, IgnoreEls,
			      _el);
      {<<"body">>, <<"jabber:component:accept">>, _} ->
	  decode_message_body(<<"jabber:component:accept">>,
			      IgnoreEls, _el);
      {<<"body">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_message_body(<<"jabber:component:accept">>,
			      IgnoreEls, _el);
      {<<"subject">>, <<"jabber:client">>, _} ->
	  decode_message_subject(<<"jabber:client">>, IgnoreEls,
				 _el);
      {<<"subject">>, <<>>, <<"jabber:client">>} ->
	  decode_message_subject(<<"jabber:client">>, IgnoreEls,
				 _el);
      {<<"subject">>, <<"jabber:server">>, _} ->
	  decode_message_subject(<<"jabber:server">>, IgnoreEls,
				 _el);
      {<<"subject">>, <<>>, <<"jabber:server">>} ->
	  decode_message_subject(<<"jabber:server">>, IgnoreEls,
				 _el);
      {<<"subject">>, <<"jabber:component:accept">>, _} ->
	  decode_message_subject(<<"jabber:component:accept">>,
				 IgnoreEls, _el);
      {<<"subject">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_message_subject(<<"jabber:component:accept">>,
				 IgnoreEls, _el);
      {<<"iq">>, <<"jabber:client">>, _} ->
	  decode_iq(<<"jabber:client">>, IgnoreEls, _el);
      {<<"iq">>, <<>>, <<"jabber:client">>} ->
	  decode_iq(<<"jabber:client">>, IgnoreEls, _el);
      {<<"iq">>, <<"jabber:server">>, _} ->
	  decode_iq(<<"jabber:server">>, IgnoreEls, _el);
      {<<"iq">>, <<>>, <<"jabber:server">>} ->
	  decode_iq(<<"jabber:server">>, IgnoreEls, _el);
      {<<"iq">>, <<"jabber:component:accept">>, _} ->
	  decode_iq(<<"jabber:component:accept">>, IgnoreEls,
		    _el);
      {<<"iq">>, <<>>, <<"jabber:component:accept">>} ->
	  decode_iq(<<"jabber:component:accept">>, IgnoreEls,
		    _el);
      {<<"query">>, <<"http://jabber.org/protocol/stats">>,
       _} ->
	  decode_stats(<<"http://jabber.org/protocol/stats">>,
		       IgnoreEls, _el);
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/stats">>} ->
	  decode_stats(<<"http://jabber.org/protocol/stats">>,
		       IgnoreEls, _el);
      {<<"stat">>, <<"http://jabber.org/protocol/stats">>,
       _} ->
	  decode_stat(<<"http://jabber.org/protocol/stats">>,
		      IgnoreEls, _el);
      {<<"stat">>, <<>>,
       <<"http://jabber.org/protocol/stats">>} ->
	  decode_stat(<<"http://jabber.org/protocol/stats">>,
		      IgnoreEls, _el);
      {<<"error">>, <<"http://jabber.org/protocol/stats">>,
       _} ->
	  decode_stat_error(<<"http://jabber.org/protocol/stats">>,
			    IgnoreEls, _el);
      {<<"error">>, <<>>,
       <<"http://jabber.org/protocol/stats">>} ->
	  decode_stat_error(<<"http://jabber.org/protocol/stats">>,
			    IgnoreEls, _el);
      {<<"storage">>, <<"storage:bookmarks">>, _} ->
	  decode_bookmarks_storage(<<"storage:bookmarks">>,
				   IgnoreEls, _el);
      {<<"storage">>, <<>>, <<"storage:bookmarks">>} ->
	  decode_bookmarks_storage(<<"storage:bookmarks">>,
				   IgnoreEls, _el);
      {<<"url">>, <<"storage:bookmarks">>, _} ->
	  decode_bookmark_url(<<"storage:bookmarks">>, IgnoreEls,
			      _el);
      {<<"url">>, <<>>, <<"storage:bookmarks">>} ->
	  decode_bookmark_url(<<"storage:bookmarks">>, IgnoreEls,
			      _el);
      {<<"conference">>, <<"storage:bookmarks">>, _} ->
	  decode_bookmark_conference(<<"storage:bookmarks">>,
				     IgnoreEls, _el);
      {<<"conference">>, <<>>, <<"storage:bookmarks">>} ->
	  decode_bookmark_conference(<<"storage:bookmarks">>,
				     IgnoreEls, _el);
      {<<"password">>, <<"storage:bookmarks">>, _} ->
	  decode_conference_password(<<"storage:bookmarks">>,
				     IgnoreEls, _el);
      {<<"password">>, <<>>, <<"storage:bookmarks">>} ->
	  decode_conference_password(<<"storage:bookmarks">>,
				     IgnoreEls, _el);
      {<<"nick">>, <<"storage:bookmarks">>, _} ->
	  decode_conference_nick(<<"storage:bookmarks">>,
				 IgnoreEls, _el);
      {<<"nick">>, <<>>, <<"storage:bookmarks">>} ->
	  decode_conference_nick(<<"storage:bookmarks">>,
				 IgnoreEls, _el);
      {<<"query">>, <<"jabber:iq:private">>, _} ->
	  decode_private(<<"jabber:iq:private">>, IgnoreEls, _el);
      {<<"query">>, <<>>, <<"jabber:iq:private">>} ->
	  decode_private(<<"jabber:iq:private">>, IgnoreEls, _el);
      {<<"query">>,
       <<"http://jabber.org/protocol/disco#items">>, _} ->
	  decode_disco_items(<<"http://jabber.org/protocol/disco#items">>,
			     IgnoreEls, _el);
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/disco#items">>} ->
	  decode_disco_items(<<"http://jabber.org/protocol/disco#items">>,
			     IgnoreEls, _el);
      {<<"item">>,
       <<"http://jabber.org/protocol/disco#items">>, _} ->
	  decode_disco_item(<<"http://jabber.org/protocol/disco#items">>,
			    IgnoreEls, _el);
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/disco#items">>} ->
	  decode_disco_item(<<"http://jabber.org/protocol/disco#items">>,
			    IgnoreEls, _el);
      {<<"query">>,
       <<"http://jabber.org/protocol/disco#info">>, _} ->
	  decode_disco_info(<<"http://jabber.org/protocol/disco#info">>,
			    IgnoreEls, _el);
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/disco#info">>} ->
	  decode_disco_info(<<"http://jabber.org/protocol/disco#info">>,
			    IgnoreEls, _el);
      {<<"feature">>,
       <<"http://jabber.org/protocol/disco#info">>, _} ->
	  decode_disco_feature(<<"http://jabber.org/protocol/disco#info">>,
			       IgnoreEls, _el);
      {<<"feature">>, <<>>,
       <<"http://jabber.org/protocol/disco#info">>} ->
	  decode_disco_feature(<<"http://jabber.org/protocol/disco#info">>,
			       IgnoreEls, _el);
      {<<"identity">>,
       <<"http://jabber.org/protocol/disco#info">>, _} ->
	  decode_disco_identity(<<"http://jabber.org/protocol/disco#info">>,
				IgnoreEls, _el);
      {<<"identity">>, <<>>,
       <<"http://jabber.org/protocol/disco#info">>} ->
	  decode_disco_identity(<<"http://jabber.org/protocol/disco#info">>,
				IgnoreEls, _el);
      {<<"blocklist">>, <<"urn:xmpp:blocking">>, _} ->
	  decode_block_list(<<"urn:xmpp:blocking">>, IgnoreEls,
			    _el);
      {<<"blocklist">>, <<>>, <<"urn:xmpp:blocking">>} ->
	  decode_block_list(<<"urn:xmpp:blocking">>, IgnoreEls,
			    _el);
      {<<"unblock">>, <<"urn:xmpp:blocking">>, _} ->
	  decode_unblock(<<"urn:xmpp:blocking">>, IgnoreEls, _el);
      {<<"unblock">>, <<>>, <<"urn:xmpp:blocking">>} ->
	  decode_unblock(<<"urn:xmpp:blocking">>, IgnoreEls, _el);
      {<<"block">>, <<"urn:xmpp:blocking">>, _} ->
	  decode_block(<<"urn:xmpp:blocking">>, IgnoreEls, _el);
      {<<"block">>, <<>>, <<"urn:xmpp:blocking">>} ->
	  decode_block(<<"urn:xmpp:blocking">>, IgnoreEls, _el);
      {<<"item">>, <<"urn:xmpp:blocking">>, _} ->
	  decode_block_item(<<"urn:xmpp:blocking">>, IgnoreEls,
			    _el);
      {<<"item">>, <<>>, <<"urn:xmpp:blocking">>} ->
	  decode_block_item(<<"urn:xmpp:blocking">>, IgnoreEls,
			    _el);
      {<<"query">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy(<<"jabber:iq:privacy">>, IgnoreEls, _el);
      {<<"query">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy(<<"jabber:iq:privacy">>, IgnoreEls, _el);
      {<<"active">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_active_list(<<"jabber:iq:privacy">>,
				     IgnoreEls, _el);
      {<<"active">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_active_list(<<"jabber:iq:privacy">>,
				     IgnoreEls, _el);
      {<<"default">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_default_list(<<"jabber:iq:privacy">>,
				      IgnoreEls, _el);
      {<<"default">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_default_list(<<"jabber:iq:privacy">>,
				      IgnoreEls, _el);
      {<<"list">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_list(<<"jabber:iq:privacy">>, IgnoreEls,
			      _el);
      {<<"list">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_list(<<"jabber:iq:privacy">>, IgnoreEls,
			      _el);
      {<<"item">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_item(<<"jabber:iq:privacy">>, IgnoreEls,
			      _el);
      {<<"item">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_item(<<"jabber:iq:privacy">>, IgnoreEls,
			      _el);
      {<<"presence-out">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_presence_out(<<"jabber:iq:privacy">>,
				      IgnoreEls, _el);
      {<<"presence-out">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_presence_out(<<"jabber:iq:privacy">>,
				      IgnoreEls, _el);
      {<<"presence-in">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_presence_in(<<"jabber:iq:privacy">>,
				     IgnoreEls, _el);
      {<<"presence-in">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_presence_in(<<"jabber:iq:privacy">>,
				     IgnoreEls, _el);
      {<<"iq">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_iq(<<"jabber:iq:privacy">>, IgnoreEls,
			    _el);
      {<<"iq">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_iq(<<"jabber:iq:privacy">>, IgnoreEls,
			    _el);
      {<<"message">>, <<"jabber:iq:privacy">>, _} ->
	  decode_privacy_message(<<"jabber:iq:privacy">>,
				 IgnoreEls, _el);
      {<<"message">>, <<>>, <<"jabber:iq:privacy">>} ->
	  decode_privacy_message(<<"jabber:iq:privacy">>,
				 IgnoreEls, _el);
      {<<"ver">>, <<"urn:xmpp:features:rosterver">>, _} ->
	  decode_rosterver_feature(<<"urn:xmpp:features:rosterver">>,
				   IgnoreEls, _el);
      {<<"ver">>, <<>>, <<"urn:xmpp:features:rosterver">>} ->
	  decode_rosterver_feature(<<"urn:xmpp:features:rosterver">>,
				   IgnoreEls, _el);
      {<<"query">>, <<"jabber:iq:roster">>, _} ->
	  decode_roster_query(<<"jabber:iq:roster">>, IgnoreEls,
			      _el);
      {<<"query">>, <<>>, <<"jabber:iq:roster">>} ->
	  decode_roster_query(<<"jabber:iq:roster">>, IgnoreEls,
			      _el);
      {<<"item">>, <<"jabber:iq:roster">>, _} ->
	  decode_roster_item(<<"jabber:iq:roster">>, IgnoreEls,
			     _el);
      {<<"item">>, <<>>, <<"jabber:iq:roster">>} ->
	  decode_roster_item(<<"jabber:iq:roster">>, IgnoreEls,
			     _el);
      {<<"group">>, <<"jabber:iq:roster">>, _} ->
	  decode_roster_group(<<"jabber:iq:roster">>, IgnoreEls,
			      _el);
      {<<"group">>, <<>>, <<"jabber:iq:roster">>} ->
	  decode_roster_group(<<"jabber:iq:roster">>, IgnoreEls,
			      _el);
      {<<"query">>, <<"jabber:iq:version">>, _} ->
	  decode_version(<<"jabber:iq:version">>, IgnoreEls, _el);
      {<<"query">>, <<>>, <<"jabber:iq:version">>} ->
	  decode_version(<<"jabber:iq:version">>, IgnoreEls, _el);
      {<<"os">>, <<"jabber:iq:version">>, _} ->
	  decode_version_os(<<"jabber:iq:version">>, IgnoreEls,
			    _el);
      {<<"os">>, <<>>, <<"jabber:iq:version">>} ->
	  decode_version_os(<<"jabber:iq:version">>, IgnoreEls,
			    _el);
      {<<"version">>, <<"jabber:iq:version">>, _} ->
	  decode_version_ver(<<"jabber:iq:version">>, IgnoreEls,
			     _el);
      {<<"version">>, <<>>, <<"jabber:iq:version">>} ->
	  decode_version_ver(<<"jabber:iq:version">>, IgnoreEls,
			     _el);
      {<<"name">>, <<"jabber:iq:version">>, _} ->
	  decode_version_name(<<"jabber:iq:version">>, IgnoreEls,
			      _el);
      {<<"name">>, <<>>, <<"jabber:iq:version">>} ->
	  decode_version_name(<<"jabber:iq:version">>, IgnoreEls,
			      _el);
      {<<"query">>, <<"jabber:iq:last">>, _} ->
	  decode_last(<<"jabber:iq:last">>, IgnoreEls, _el);
      {<<"query">>, <<>>, <<"jabber:iq:last">>} ->
	  decode_last(<<"jabber:iq:last">>, IgnoreEls, _el);
      {_name, <<>>, <<>>} ->
	  erlang:error({xmpp_codec, {missing_tag_xmlns, _name}});
      {_name, <<>>, _} ->
	  erlang:error({xmpp_codec,
			{unknown_tag, _name, TopXMLNS}});
      {_name, _xmlns, _} ->
	  erlang:error({xmpp_codec, {unknown_tag, _name, _xmlns}})
    end.

is_known_tag({xmlel, _name, _attrs, _} = _el,
	     TopXMLNS) ->
    case {_name, get_attr(<<"xmlns">>, _attrs), TopXMLNS} of
      {<<"query">>, <<"urn:xmpp:delegation:1">>, _} -> true;
      {<<"query">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  true;
      {<<"delegate">>, <<"urn:xmpp:delegation:1">>, _} ->
	  true;
      {<<"delegate">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  true;
      {<<"delegation">>, <<"urn:xmpp:delegation:1">>, _} ->
	  true;
      {<<"delegation">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  true;
      {<<"delegated">>, <<"urn:xmpp:delegation:1">>, _} ->
	  true;
      {<<"delegated">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  true;
      {<<"attribute">>, <<"urn:xmpp:delegation:1">>, _} ->
	  true;
      {<<"attribute">>, <<>>, <<"urn:xmpp:delegation:1">>} ->
	  true;
      {<<"privilege">>, <<"urn:xmpp:privilege:1">>, _} ->
	  true;
      {<<"privilege">>, <<>>, <<"urn:xmpp:privilege:1">>} ->
	  true;
      {<<"perm">>, <<"urn:xmpp:privilege:1">>, _} -> true;
      {<<"perm">>, <<>>, <<"urn:xmpp:privilege:1">>} -> true;
      {<<"thumbnail">>, <<"urn:xmpp:thumbs:1">>, _} -> true;
      {<<"thumbnail">>, <<>>, <<"urn:xmpp:thumbs:1">>} ->
	  true;
      {<<"slot">>, <<"urn:xmpp:http:upload">>, _} -> true;
      {<<"slot">>, <<>>, <<"urn:xmpp:http:upload">>} -> true;
      {<<"slot">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  true;
      {<<"slot">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  true;
      {<<"put">>, <<"urn:xmpp:http:upload">>, _} -> true;
      {<<"put">>, <<>>, <<"urn:xmpp:http:upload">>} -> true;
      {<<"put">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  true;
      {<<"put">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  true;
      {<<"get">>, <<"urn:xmpp:http:upload">>, _} -> true;
      {<<"get">>, <<>>, <<"urn:xmpp:http:upload">>} -> true;
      {<<"get">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  true;
      {<<"get">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  true;
      {<<"request">>, <<"urn:xmpp:http:upload">>, _} -> true;
      {<<"request">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  true;
      {<<"request">>,
       <<"eu:siacs:conversations:http:upload">>, _} ->
	  true;
      {<<"request">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  true;
      {<<"content-type">>, <<"urn:xmpp:http:upload">>, _} ->
	  true;
      {<<"content-type">>, <<>>,
       <<"urn:xmpp:http:upload">>} ->
	  true;
      {<<"content-type">>,
       <<"eu:siacs:conversations:http:upload">>, _} ->
	  true;
      {<<"content-type">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  true;
      {<<"size">>, <<"urn:xmpp:http:upload">>, _} -> true;
      {<<"size">>, <<>>, <<"urn:xmpp:http:upload">>} -> true;
      {<<"size">>, <<"eu:siacs:conversations:http:upload">>,
       _} ->
	  true;
      {<<"size">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  true;
      {<<"filename">>, <<"urn:xmpp:http:upload">>, _} -> true;
      {<<"filename">>, <<>>, <<"urn:xmpp:http:upload">>} ->
	  true;
      {<<"filename">>,
       <<"eu:siacs:conversations:http:upload">>, _} ->
	  true;
      {<<"filename">>, <<>>,
       <<"eu:siacs:conversations:http:upload">>} ->
	  true;
      {<<"address">>, <<"urn:xmpp:sic:0">>, _} -> true;
      {<<"address">>, <<>>, <<"urn:xmpp:sic:0">>} -> true;
      {<<"address">>, <<"urn:xmpp:sic:1">>, _} -> true;
      {<<"address">>, <<>>, <<"urn:xmpp:sic:1">>} -> true;
      {<<"port">>, <<"urn:xmpp:sic:1">>, _} -> true;
      {<<"port">>, <<>>, <<"urn:xmpp:sic:1">>} -> true;
      {<<"ip">>, <<"urn:xmpp:sic:0">>, _} -> true;
      {<<"ip">>, <<>>, <<"urn:xmpp:sic:0">>} -> true;
      {<<"ip">>, <<"urn:xmpp:sic:1">>, _} -> true;
      {<<"ip">>, <<>>, <<"urn:xmpp:sic:1">>} -> true;
      {<<"x">>, <<"jabber:x:oob">>, _} -> true;
      {<<"x">>, <<>>, <<"jabber:x:oob">>} -> true;
      {<<"desc">>, <<"jabber:x:oob">>, _} -> true;
      {<<"desc">>, <<>>, <<"jabber:x:oob">>} -> true;
      {<<"url">>, <<"jabber:x:oob">>, _} -> true;
      {<<"url">>, <<>>, <<"jabber:x:oob">>} -> true;
      {<<"media">>, <<"urn:xmpp:media-element">>, _} -> true;
      {<<"media">>, <<>>, <<"urn:xmpp:media-element">>} ->
	  true;
      {<<"uri">>, <<"urn:xmpp:media-element">>, _} -> true;
      {<<"uri">>, <<>>, <<"urn:xmpp:media-element">>} -> true;
      {<<"captcha">>, <<"urn:xmpp:captcha">>, _} -> true;
      {<<"captcha">>, <<>>, <<"urn:xmpp:captcha">>} -> true;
      {<<"data">>, <<"urn:xmpp:bob">>, _} -> true;
      {<<"data">>, <<>>, <<"urn:xmpp:bob">>} -> true;
      {<<"stream:stream">>, <<"jabber:client">>, _} -> true;
      {<<"stream:stream">>, <<>>, <<"jabber:client">>} ->
	  true;
      {<<"stream:stream">>, <<"jabber:server">>, _} -> true;
      {<<"stream:stream">>, <<>>, <<"jabber:server">>} ->
	  true;
      {<<"stream:stream">>, <<"jabber:component:accept">>,
       _} ->
	  true;
      {<<"stream:stream">>, <<>>,
       <<"jabber:component:accept">>} ->
	  true;
      {<<"handshake">>, <<"jabber:component:accept">>, _} ->
	  true;
      {<<"handshake">>, <<>>,
       <<"jabber:component:accept">>} ->
	  true;
      {<<"db:verify">>, <<"jabber:server">>, _} -> true;
      {<<"db:verify">>, <<>>, <<"jabber:server">>} -> true;
      {<<"db:result">>, <<"jabber:server">>, _} -> true;
      {<<"db:result">>, <<>>, <<"jabber:server">>} -> true;
      {<<"command">>,
       <<"http://jabber.org/protocol/commands">>, _} ->
	  true;
      {<<"command">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  true;
      {<<"note">>, <<"http://jabber.org/protocol/commands">>,
       _} ->
	  true;
      {<<"note">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  true;
      {<<"actions">>,
       <<"http://jabber.org/protocol/commands">>, _} ->
	  true;
      {<<"actions">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  true;
      {<<"complete">>,
       <<"http://jabber.org/protocol/commands">>, _} ->
	  true;
      {<<"complete">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  true;
      {<<"next">>, <<"http://jabber.org/protocol/commands">>,
       _} ->
	  true;
      {<<"next">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  true;
      {<<"prev">>, <<"http://jabber.org/protocol/commands">>,
       _} ->
	  true;
      {<<"prev">>, <<>>,
       <<"http://jabber.org/protocol/commands">>} ->
	  true;
      {<<"client-id">>, <<"urn:xmpp:sid:0">>, _} -> true;
      {<<"client-id">>, <<>>, <<"urn:xmpp:sid:0">>} -> true;
      {<<"stanza-id">>, <<"urn:xmpp:sid:0">>, _} -> true;
      {<<"stanza-id">>, <<>>, <<"urn:xmpp:sid:0">>} -> true;
      {<<"addresses">>,
       <<"http://jabber.org/protocol/address">>, _} ->
	  true;
      {<<"addresses">>, <<>>,
       <<"http://jabber.org/protocol/address">>} ->
	  true;
      {<<"address">>,
       <<"http://jabber.org/protocol/address">>, _} ->
	  true;
      {<<"address">>, <<>>,
       <<"http://jabber.org/protocol/address">>} ->
	  true;
      {<<"nick">>, <<"http://jabber.org/protocol/nick">>,
       _} ->
	  true;
      {<<"nick">>, <<>>,
       <<"http://jabber.org/protocol/nick">>} ->
	  true;
      {<<"x">>, <<"jabber:x:expire">>, _} -> true;
      {<<"x">>, <<>>, <<"jabber:x:expire">>} -> true;
      {<<"x">>, <<"jabber:x:event">>, _} -> true;
      {<<"x">>, <<>>, <<"jabber:x:event">>} -> true;
      {<<"id">>, <<"jabber:x:event">>, _} -> true;
      {<<"id">>, <<>>, <<"jabber:x:event">>} -> true;
      {<<"composing">>, <<"jabber:x:event">>, _} -> true;
      {<<"composing">>, <<>>, <<"jabber:x:event">>} -> true;
      {<<"displayed">>, <<"jabber:x:event">>, _} -> true;
      {<<"displayed">>, <<>>, <<"jabber:x:event">>} -> true;
      {<<"delivered">>, <<"jabber:x:event">>, _} -> true;
      {<<"delivered">>, <<>>, <<"jabber:x:event">>} -> true;
      {<<"offline">>, <<"jabber:x:event">>, _} -> true;
      {<<"offline">>, <<>>, <<"jabber:x:event">>} -> true;
      {<<"query">>, <<"jabber:iq:search">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:search">>} -> true;
      {<<"item">>, <<"jabber:iq:search">>, _} -> true;
      {<<"item">>, <<>>, <<"jabber:iq:search">>} -> true;
      {<<"email">>, <<"jabber:iq:search">>, _} -> true;
      {<<"email">>, <<>>, <<"jabber:iq:search">>} -> true;
      {<<"nick">>, <<"jabber:iq:search">>, _} -> true;
      {<<"nick">>, <<>>, <<"jabber:iq:search">>} -> true;
      {<<"last">>, <<"jabber:iq:search">>, _} -> true;
      {<<"last">>, <<>>, <<"jabber:iq:search">>} -> true;
      {<<"first">>, <<"jabber:iq:search">>, _} -> true;
      {<<"first">>, <<>>, <<"jabber:iq:search">>} -> true;
      {<<"instructions">>, <<"jabber:iq:search">>, _} -> true;
      {<<"instructions">>, <<>>, <<"jabber:iq:search">>} ->
	  true;
      {<<"no-permanent-storage">>, <<"urn:xmpp:hints">>, _} ->
	  true;
      {<<"no-permanent-storage">>, <<>>,
       <<"urn:xmpp:hints">>} ->
	  true;
      {<<"no-permanent-store">>, <<"urn:xmpp:hints">>, _} ->
	  true;
      {<<"no-permanent-store">>, <<>>,
       <<"urn:xmpp:hints">>} ->
	  true;
      {<<"store">>, <<"urn:xmpp:hints">>, _} -> true;
      {<<"store">>, <<>>, <<"urn:xmpp:hints">>} -> true;
      {<<"no-storage">>, <<"urn:xmpp:hints">>, _} -> true;
      {<<"no-storage">>, <<>>, <<"urn:xmpp:hints">>} -> true;
      {<<"no-store">>, <<"urn:xmpp:hints">>, _} -> true;
      {<<"no-store">>, <<>>, <<"urn:xmpp:hints">>} -> true;
      {<<"no-copy">>, <<"urn:xmpp:hints">>, _} -> true;
      {<<"no-copy">>, <<>>, <<"urn:xmpp:hints">>} -> true;
      {<<"participant">>, <<"urn:xmpp:mix:0">>, _} -> true;
      {<<"participant">>, <<>>, <<"urn:xmpp:mix:0">>} -> true;
      {<<"leave">>, <<"urn:xmpp:mix:0">>, _} -> true;
      {<<"leave">>, <<>>, <<"urn:xmpp:mix:0">>} -> true;
      {<<"join">>, <<"urn:xmpp:mix:0">>, _} -> true;
      {<<"join">>, <<>>, <<"urn:xmpp:mix:0">>} -> true;
      {<<"subscribe">>, <<"urn:xmpp:mix:0">>, _} -> true;
      {<<"subscribe">>, <<>>, <<"urn:xmpp:mix:0">>} -> true;
      {<<"offline">>,
       <<"http://jabber.org/protocol/offline">>, _} ->
	  true;
      {<<"offline">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  true;
      {<<"item">>, <<"http://jabber.org/protocol/offline">>,
       _} ->
	  true;
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  true;
      {<<"fetch">>, <<"http://jabber.org/protocol/offline">>,
       _} ->
	  true;
      {<<"fetch">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  true;
      {<<"purge">>, <<"http://jabber.org/protocol/offline">>,
       _} ->
	  true;
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/offline">>} ->
	  true;
      {<<"failed">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"failed">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"failed">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"failed">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"a">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"a">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"a">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"a">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"r">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"r">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"r">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"r">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"resumed">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"resumed">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"resumed">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"resumed">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"resume">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"resume">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"resume">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"resume">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"enabled">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"enabled">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"enabled">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"enabled">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"enable">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"enable">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"enable">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"enable">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"sm">>, <<"urn:xmpp:sm:2">>, _} -> true;
      {<<"sm">>, <<>>, <<"urn:xmpp:sm:2">>} -> true;
      {<<"sm">>, <<"urn:xmpp:sm:3">>, _} -> true;
      {<<"sm">>, <<>>, <<"urn:xmpp:sm:3">>} -> true;
      {<<"inactive">>, <<"urn:xmpp:csi:0">>, _} -> true;
      {<<"inactive">>, <<>>, <<"urn:xmpp:csi:0">>} -> true;
      {<<"active">>, <<"urn:xmpp:csi:0">>, _} -> true;
      {<<"active">>, <<>>, <<"urn:xmpp:csi:0">>} -> true;
      {<<"csi">>, <<"urn:xmpp:csi:0">>, _} -> true;
      {<<"csi">>, <<>>, <<"urn:xmpp:csi:0">>} -> true;
      {<<"sent">>, <<"urn:xmpp:carbons:2">>, _} -> true;
      {<<"sent">>, <<>>, <<"urn:xmpp:carbons:2">>} -> true;
      {<<"received">>, <<"urn:xmpp:carbons:2">>, _} -> true;
      {<<"received">>, <<>>, <<"urn:xmpp:carbons:2">>} ->
	  true;
      {<<"private">>, <<"urn:xmpp:carbons:2">>, _} -> true;
      {<<"private">>, <<>>, <<"urn:xmpp:carbons:2">>} -> true;
      {<<"enable">>, <<"urn:xmpp:carbons:2">>, _} -> true;
      {<<"enable">>, <<>>, <<"urn:xmpp:carbons:2">>} -> true;
      {<<"disable">>, <<"urn:xmpp:carbons:2">>, _} -> true;
      {<<"disable">>, <<>>, <<"urn:xmpp:carbons:2">>} -> true;
      {<<"forwarded">>, <<"urn:xmpp:forward:0">>, _} -> true;
      {<<"forwarded">>, <<>>, <<"urn:xmpp:forward:0">>} ->
	  true;
      {<<"fin">>, <<"urn:xmpp:mam:0">>, _} -> true;
      {<<"fin">>, <<>>, <<"urn:xmpp:mam:0">>} -> true;
      {<<"fin">>, <<"urn:xmpp:mam:1">>, _} -> true;
      {<<"fin">>, <<>>, <<"urn:xmpp:mam:1">>} -> true;
      {<<"prefs">>, <<"urn:xmpp:mam:0">>, _} -> true;
      {<<"prefs">>, <<>>, <<"urn:xmpp:mam:0">>} -> true;
      {<<"prefs">>, <<"urn:xmpp:mam:1">>, _} -> true;
      {<<"prefs">>, <<>>, <<"urn:xmpp:mam:1">>} -> true;
      {<<"prefs">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"prefs">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"always">>, <<"urn:xmpp:mam:0">>, _} -> true;
      {<<"always">>, <<>>, <<"urn:xmpp:mam:0">>} -> true;
      {<<"always">>, <<"urn:xmpp:mam:1">>, _} -> true;
      {<<"always">>, <<>>, <<"urn:xmpp:mam:1">>} -> true;
      {<<"always">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"always">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"never">>, <<"urn:xmpp:mam:0">>, _} -> true;
      {<<"never">>, <<>>, <<"urn:xmpp:mam:0">>} -> true;
      {<<"never">>, <<"urn:xmpp:mam:1">>, _} -> true;
      {<<"never">>, <<>>, <<"urn:xmpp:mam:1">>} -> true;
      {<<"never">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"never">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"jid">>, <<"urn:xmpp:mam:0">>, _} -> true;
      {<<"jid">>, <<>>, <<"urn:xmpp:mam:0">>} -> true;
      {<<"jid">>, <<"urn:xmpp:mam:1">>, _} -> true;
      {<<"jid">>, <<>>, <<"urn:xmpp:mam:1">>} -> true;
      {<<"jid">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"jid">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"result">>, <<"urn:xmpp:mam:0">>, _} -> true;
      {<<"result">>, <<>>, <<"urn:xmpp:mam:0">>} -> true;
      {<<"result">>, <<"urn:xmpp:mam:1">>, _} -> true;
      {<<"result">>, <<>>, <<"urn:xmpp:mam:1">>} -> true;
      {<<"result">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"result">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"archived">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"archived">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"query">>, <<"urn:xmpp:mam:0">>, _} -> true;
      {<<"query">>, <<>>, <<"urn:xmpp:mam:0">>} -> true;
      {<<"query">>, <<"urn:xmpp:mam:1">>, _} -> true;
      {<<"query">>, <<>>, <<"urn:xmpp:mam:1">>} -> true;
      {<<"query">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"query">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"withtext">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"withtext">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"with">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"with">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"end">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"end">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"start">>, <<"urn:xmpp:mam:tmp">>, _} -> true;
      {<<"start">>, <<>>, <<"urn:xmpp:mam:tmp">>} -> true;
      {<<"set">>, <<"http://jabber.org/protocol/rsm">>, _} ->
	  true;
      {<<"set">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"first">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  true;
      {<<"first">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"max">>, <<"http://jabber.org/protocol/rsm">>, _} ->
	  true;
      {<<"max">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"index">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  true;
      {<<"index">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"count">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  true;
      {<<"count">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"last">>, <<"http://jabber.org/protocol/rsm">>, _} ->
	  true;
      {<<"last">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"before">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  true;
      {<<"before">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"after">>, <<"http://jabber.org/protocol/rsm">>,
       _} ->
	  true;
      {<<"after">>, <<>>,
       <<"http://jabber.org/protocol/rsm">>} ->
	  true;
      {<<"unsubscribe">>, <<"urn:xmpp:mucsub:0">>, _} -> true;
      {<<"unsubscribe">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  true;
      {<<"subscribe">>, <<"urn:xmpp:mucsub:0">>, _} -> true;
      {<<"subscribe">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  true;
      {<<"event">>, <<"urn:xmpp:mucsub:0">>, _} -> true;
      {<<"event">>, <<>>, <<"urn:xmpp:mucsub:0">>} -> true;
      {<<"subscriptions">>, <<"urn:xmpp:mucsub:0">>, _} ->
	  true;
      {<<"subscriptions">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  true;
      {<<"subscription">>, <<"urn:xmpp:mucsub:0">>, _} ->
	  true;
      {<<"subscription">>, <<>>, <<"urn:xmpp:mucsub:0">>} ->
	  true;
      {<<"x">>, <<"jabber:x:conference">>, _} -> true;
      {<<"x">>, <<>>, <<"jabber:x:conference">>} -> true;
      {<<"unique">>,
       <<"http://jabber.org/protocol/muc#unique">>, _} ->
	  true;
      {<<"unique">>, <<>>,
       <<"http://jabber.org/protocol/muc#unique">>} ->
	  true;
      {<<"x">>, <<"http://jabber.org/protocol/muc">>, _} ->
	  true;
      {<<"x">>, <<>>, <<"http://jabber.org/protocol/muc">>} ->
	  true;
      {<<"query">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  true;
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  true;
      {<<"continue">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  true;
      {<<"continue">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  true;
      {<<"actor">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  true;
      {<<"actor">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  true;
      {<<"item">>, <<"http://jabber.org/protocol/muc#admin">>,
       _} ->
	  true;
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  true;
      {<<"item">>, <<"http://jabber.org/protocol/muc#owner">>,
       _} ->
	  true;
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  true;
      {<<"query">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  true;
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  true;
      {<<"password">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  true;
      {<<"password">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  true;
      {<<"password">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  true;
      {<<"password">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"password">>, <<"http://jabber.org/protocol/muc">>,
       _} ->
	  true;
      {<<"password">>, <<>>,
       <<"http://jabber.org/protocol/muc">>} ->
	  true;
      {<<"x">>, <<"http://jabber.org/protocol/muc#user">>,
       _} ->
	  true;
      {<<"x">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"item">>, <<"http://jabber.org/protocol/muc#user">>,
       _} ->
	  true;
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"status">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  true;
      {<<"status">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"continue">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  true;
      {<<"continue">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"actor">>, <<"http://jabber.org/protocol/muc#user">>,
       _} ->
	  true;
      {<<"actor">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"invite">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  true;
      {<<"invite">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"destroy">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  true;
      {<<"destroy">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"destroy">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  true;
      {<<"destroy">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  true;
      {<<"decline">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  true;
      {<<"decline">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"reason">>,
       <<"http://jabber.org/protocol/muc#user">>, _} ->
	  true;
      {<<"reason">>, <<>>,
       <<"http://jabber.org/protocol/muc#user">>} ->
	  true;
      {<<"reason">>,
       <<"http://jabber.org/protocol/muc#admin">>, _} ->
	  true;
      {<<"reason">>, <<>>,
       <<"http://jabber.org/protocol/muc#admin">>} ->
	  true;
      {<<"reason">>,
       <<"http://jabber.org/protocol/muc#owner">>, _} ->
	  true;
      {<<"reason">>, <<>>,
       <<"http://jabber.org/protocol/muc#owner">>} ->
	  true;
      {<<"history">>, <<"http://jabber.org/protocol/muc">>,
       _} ->
	  true;
      {<<"history">>, <<>>,
       <<"http://jabber.org/protocol/muc">>} ->
	  true;
      {<<"query">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  true;
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  true;
      {<<"activate">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  true;
      {<<"activate">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  true;
      {<<"streamhost-used">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  true;
      {<<"streamhost-used">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  true;
      {<<"streamhost">>,
       <<"http://jabber.org/protocol/bytestreams">>, _} ->
	  true;
      {<<"streamhost">>, <<>>,
       <<"http://jabber.org/protocol/bytestreams">>} ->
	  true;
      {<<"delay">>, <<"urn:xmpp:delay">>, _} -> true;
      {<<"delay">>, <<>>, <<"urn:xmpp:delay">>} -> true;
      {<<"paused">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  true;
      {<<"paused">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  true;
      {<<"inactive">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  true;
      {<<"inactive">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  true;
      {<<"gone">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  true;
      {<<"gone">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  true;
      {<<"composing">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  true;
      {<<"composing">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  true;
      {<<"active">>,
       <<"http://jabber.org/protocol/chatstates">>, _} ->
	  true;
      {<<"active">>, <<>>,
       <<"http://jabber.org/protocol/chatstates">>} ->
	  true;
      {<<"headers">>, <<"http://jabber.org/protocol/shim">>,
       _} ->
	  true;
      {<<"headers">>, <<>>,
       <<"http://jabber.org/protocol/shim">>} ->
	  true;
      {<<"header">>, <<"http://jabber.org/protocol/shim">>,
       _} ->
	  true;
      {<<"header">>, <<>>,
       <<"http://jabber.org/protocol/shim">>} ->
	  true;
      {<<"unsupported-access-model">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"unsupported-access-model">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"unsupported">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"unsupported">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"too-many-subscriptions">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"too-many-subscriptions">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"subid-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"subid-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"presence-subscription-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"presence-subscription-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"pending-subscription">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"pending-subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"payload-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"payload-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"payload-too-big">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"payload-too-big">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"not-subscribed">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"not-subscribed">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"not-in-roster-group">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"not-in-roster-group">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"nodeid-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"nodeid-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"max-nodes-exceeded">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"max-nodes-exceeded">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"max-items-exceeded">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"max-items-exceeded">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"jid-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"jid-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"item-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"item-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"item-forbidden">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"item-forbidden">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"invalid-subid">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"invalid-subid">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"invalid-payload">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"invalid-payload">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"invalid-options">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"invalid-options">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"invalid-jid">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"invalid-jid">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"configuration-required">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"configuration-required">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"closed-node">>,
       <<"http://jabber.org/protocol/pubsub#errors">>, _} ->
	  true;
      {<<"closed-node">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#errors">>} ->
	  true;
      {<<"pubsub">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"pubsub">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"pubsub">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"pubsub">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"purge">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"purge">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"purge">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"purge">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"delete">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"delete">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"delete">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"delete">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"delete">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"delete">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"redirect">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"redirect">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"redirect">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"redirect">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"redirect">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"redirect">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"default">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"default">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"default">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"default">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"publish-options">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"publish-options">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"configure">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"configure">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"configure">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"configure">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"create">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"create">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"create">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"create">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"retract">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"retract">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"options">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"options">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"publish">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"publish">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"unsubscribe">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"unsubscribe">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"subscribe">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"subscribe">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"affiliations">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"affiliations">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"affiliations">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"affiliations">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"subscriptions">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"subscriptions">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"subscriptions">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"subscriptions">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"event">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"event">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"items">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"items">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"items">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"items">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"item">>, <<"http://jabber.org/protocol/pubsub">>,
       _} ->
	  true;
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"item">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"retract">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"retract">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"configuration">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"configuration">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"affiliation">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"affiliation">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"affiliation">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"affiliation">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"subscription">>,
       <<"http://jabber.org/protocol/pubsub">>, _} ->
	  true;
      {<<"subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub">>} ->
	  true;
      {<<"subscription">>,
       <<"http://jabber.org/protocol/pubsub#owner">>, _} ->
	  true;
      {<<"subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#owner">>} ->
	  true;
      {<<"subscription">>,
       <<"http://jabber.org/protocol/pubsub#event">>, _} ->
	  true;
      {<<"subscription">>, <<>>,
       <<"http://jabber.org/protocol/pubsub#event">>} ->
	  true;
      {<<"x">>, <<"jabber:x:data">>, _} -> true;
      {<<"x">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"item">>, <<"jabber:x:data">>, _} -> true;
      {<<"item">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"reported">>, <<"jabber:x:data">>, _} -> true;
      {<<"reported">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"title">>, <<"jabber:x:data">>, _} -> true;
      {<<"title">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"instructions">>, <<"jabber:x:data">>, _} -> true;
      {<<"instructions">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"field">>, <<"jabber:x:data">>, _} -> true;
      {<<"field">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"option">>, <<"jabber:x:data">>, _} -> true;
      {<<"option">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"value">>, <<"jabber:x:data">>, _} -> true;
      {<<"value">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"desc">>, <<"jabber:x:data">>, _} -> true;
      {<<"desc">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"required">>, <<"jabber:x:data">>, _} -> true;
      {<<"required">>, <<>>, <<"jabber:x:data">>} -> true;
      {<<"x">>, <<"vcard-temp:x:update">>, _} -> true;
      {<<"x">>, <<>>, <<"vcard-temp:x:update">>} -> true;
      {<<"photo">>, <<"vcard-temp:x:update">>, _} -> true;
      {<<"photo">>, <<>>, <<"vcard-temp:x:update">>} -> true;
      {<<"vCard">>, <<"vcard-temp">>, _} -> true;
      {<<"vCard">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"CLASS">>, <<"vcard-temp">>, _} -> true;
      {<<"CLASS">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"CATEGORIES">>, <<"vcard-temp">>, _} -> true;
      {<<"CATEGORIES">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"KEY">>, <<"vcard-temp">>, _} -> true;
      {<<"KEY">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"SOUND">>, <<"vcard-temp">>, _} -> true;
      {<<"SOUND">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"ORG">>, <<"vcard-temp">>, _} -> true;
      {<<"ORG">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PHOTO">>, <<"vcard-temp">>, _} -> true;
      {<<"PHOTO">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"LOGO">>, <<"vcard-temp">>, _} -> true;
      {<<"LOGO">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"BINVAL">>, <<"vcard-temp">>, _} -> true;
      {<<"BINVAL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"GEO">>, <<"vcard-temp">>, _} -> true;
      {<<"GEO">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"EMAIL">>, <<"vcard-temp">>, _} -> true;
      {<<"EMAIL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"TEL">>, <<"vcard-temp">>, _} -> true;
      {<<"TEL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"LABEL">>, <<"vcard-temp">>, _} -> true;
      {<<"LABEL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"ADR">>, <<"vcard-temp">>, _} -> true;
      {<<"ADR">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"N">>, <<"vcard-temp">>, _} -> true;
      {<<"N">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"CONFIDENTIAL">>, <<"vcard-temp">>, _} -> true;
      {<<"CONFIDENTIAL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PRIVATE">>, <<"vcard-temp">>, _} -> true;
      {<<"PRIVATE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PUBLIC">>, <<"vcard-temp">>, _} -> true;
      {<<"PUBLIC">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"EXTVAL">>, <<"vcard-temp">>, _} -> true;
      {<<"EXTVAL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"TYPE">>, <<"vcard-temp">>, _} -> true;
      {<<"TYPE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"DESC">>, <<"vcard-temp">>, _} -> true;
      {<<"DESC">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"URL">>, <<"vcard-temp">>, _} -> true;
      {<<"URL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"UID">>, <<"vcard-temp">>, _} -> true;
      {<<"UID">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"SORT-STRING">>, <<"vcard-temp">>, _} -> true;
      {<<"SORT-STRING">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"REV">>, <<"vcard-temp">>, _} -> true;
      {<<"REV">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PRODID">>, <<"vcard-temp">>, _} -> true;
      {<<"PRODID">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"NOTE">>, <<"vcard-temp">>, _} -> true;
      {<<"NOTE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"KEYWORD">>, <<"vcard-temp">>, _} -> true;
      {<<"KEYWORD">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"ROLE">>, <<"vcard-temp">>, _} -> true;
      {<<"ROLE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"TITLE">>, <<"vcard-temp">>, _} -> true;
      {<<"TITLE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"TZ">>, <<"vcard-temp">>, _} -> true;
      {<<"TZ">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"MAILER">>, <<"vcard-temp">>, _} -> true;
      {<<"MAILER">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"JABBERID">>, <<"vcard-temp">>, _} -> true;
      {<<"JABBERID">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"BDAY">>, <<"vcard-temp">>, _} -> true;
      {<<"BDAY">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"NICKNAME">>, <<"vcard-temp">>, _} -> true;
      {<<"NICKNAME">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"FN">>, <<"vcard-temp">>, _} -> true;
      {<<"FN">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"VERSION">>, <<"vcard-temp">>, _} -> true;
      {<<"VERSION">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"CRED">>, <<"vcard-temp">>, _} -> true;
      {<<"CRED">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PHONETIC">>, <<"vcard-temp">>, _} -> true;
      {<<"PHONETIC">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"ORGUNIT">>, <<"vcard-temp">>, _} -> true;
      {<<"ORGUNIT">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"ORGNAME">>, <<"vcard-temp">>, _} -> true;
      {<<"ORGNAME">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"LON">>, <<"vcard-temp">>, _} -> true;
      {<<"LON">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"LAT">>, <<"vcard-temp">>, _} -> true;
      {<<"LAT">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"USERID">>, <<"vcard-temp">>, _} -> true;
      {<<"USERID">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"NUMBER">>, <<"vcard-temp">>, _} -> true;
      {<<"NUMBER">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"LINE">>, <<"vcard-temp">>, _} -> true;
      {<<"LINE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"CTRY">>, <<"vcard-temp">>, _} -> true;
      {<<"CTRY">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PCODE">>, <<"vcard-temp">>, _} -> true;
      {<<"PCODE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"REGION">>, <<"vcard-temp">>, _} -> true;
      {<<"REGION">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"LOCALITY">>, <<"vcard-temp">>, _} -> true;
      {<<"LOCALITY">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"STREET">>, <<"vcard-temp">>, _} -> true;
      {<<"STREET">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"EXTADD">>, <<"vcard-temp">>, _} -> true;
      {<<"EXTADD">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"POBOX">>, <<"vcard-temp">>, _} -> true;
      {<<"POBOX">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"SUFFIX">>, <<"vcard-temp">>, _} -> true;
      {<<"SUFFIX">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PREFIX">>, <<"vcard-temp">>, _} -> true;
      {<<"PREFIX">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"MIDDLE">>, <<"vcard-temp">>, _} -> true;
      {<<"MIDDLE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"GIVEN">>, <<"vcard-temp">>, _} -> true;
      {<<"GIVEN">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"FAMILY">>, <<"vcard-temp">>, _} -> true;
      {<<"FAMILY">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"X400">>, <<"vcard-temp">>, _} -> true;
      {<<"X400">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"INTERNET">>, <<"vcard-temp">>, _} -> true;
      {<<"INTERNET">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PREF">>, <<"vcard-temp">>, _} -> true;
      {<<"PREF">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"INTL">>, <<"vcard-temp">>, _} -> true;
      {<<"INTL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"DOM">>, <<"vcard-temp">>, _} -> true;
      {<<"DOM">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PARCEL">>, <<"vcard-temp">>, _} -> true;
      {<<"PARCEL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"POSTAL">>, <<"vcard-temp">>, _} -> true;
      {<<"POSTAL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PCS">>, <<"vcard-temp">>, _} -> true;
      {<<"PCS">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"ISDN">>, <<"vcard-temp">>, _} -> true;
      {<<"ISDN">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"MODEM">>, <<"vcard-temp">>, _} -> true;
      {<<"MODEM">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"BBS">>, <<"vcard-temp">>, _} -> true;
      {<<"BBS">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"VIDEO">>, <<"vcard-temp">>, _} -> true;
      {<<"VIDEO">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"CELL">>, <<"vcard-temp">>, _} -> true;
      {<<"CELL">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"MSG">>, <<"vcard-temp">>, _} -> true;
      {<<"MSG">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"PAGER">>, <<"vcard-temp">>, _} -> true;
      {<<"PAGER">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"FAX">>, <<"vcard-temp">>, _} -> true;
      {<<"FAX">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"VOICE">>, <<"vcard-temp">>, _} -> true;
      {<<"VOICE">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"WORK">>, <<"vcard-temp">>, _} -> true;
      {<<"WORK">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"HOME">>, <<"vcard-temp">>, _} -> true;
      {<<"HOME">>, <<>>, <<"vcard-temp">>} -> true;
      {<<"stream:error">>, <<"jabber:client">>, _} -> true;
      {<<"stream:error">>, <<>>, <<"jabber:client">>} -> true;
      {<<"stream:error">>, <<"jabber:server">>, _} -> true;
      {<<"stream:error">>, <<>>, <<"jabber:server">>} -> true;
      {<<"stream:error">>, <<"jabber:component:accept">>,
       _} ->
	  true;
      {<<"stream:error">>, <<>>,
       <<"jabber:component:accept">>} ->
	  true;
      {<<"unsupported-version">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"unsupported-version">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"unsupported-stanza-type">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"unsupported-stanza-type">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"unsupported-encoding">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"unsupported-encoding">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"undefined-condition">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"undefined-condition">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"system-shutdown">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"system-shutdown">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"see-other-host">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"see-other-host">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"restricted-xml">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"restricted-xml">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"resource-constraint">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"resource-constraint">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"reset">>, <<"urn:ietf:params:xml:ns:xmpp-streams">>,
       _} ->
	  true;
      {<<"reset">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"remote-connection-failed">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"remote-connection-failed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"policy-violation">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"policy-violation">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"not-well-formed">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"not-well-formed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"not-authorized">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"not-authorized">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"invalid-xml">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"invalid-xml">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"invalid-namespace">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"invalid-namespace">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"invalid-id">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"invalid-id">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"invalid-from">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"invalid-from">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"internal-server-error">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"internal-server-error">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"improper-addressing">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"improper-addressing">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"host-unknown">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"host-unknown">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"host-gone">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"host-gone">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"connection-timeout">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"connection-timeout">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"conflict">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"conflict">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"bad-namespace-prefix">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"bad-namespace-prefix">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"bad-format">>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>, _} ->
	  true;
      {<<"bad-format">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"text">>, <<"urn:ietf:params:xml:ns:xmpp-streams">>,
       _} ->
	  true;
      {<<"text">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-streams">>} ->
	  true;
      {<<"time">>, <<"urn:xmpp:time">>, _} -> true;
      {<<"time">>, <<>>, <<"urn:xmpp:time">>} -> true;
      {<<"tzo">>, <<"urn:xmpp:time">>, _} -> true;
      {<<"tzo">>, <<>>, <<"urn:xmpp:time">>} -> true;
      {<<"utc">>, <<"urn:xmpp:time">>, _} -> true;
      {<<"utc">>, <<>>, <<"urn:xmpp:time">>} -> true;
      {<<"ping">>, <<"urn:xmpp:ping">>, _} -> true;
      {<<"ping">>, <<>>, <<"urn:xmpp:ping">>} -> true;
      {<<"session">>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>, _} ->
	  true;
      {<<"session">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>} ->
	  true;
      {<<"optional">>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>, _} ->
	  true;
      {<<"optional">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-session">>} ->
	  true;
      {<<"query">>, <<"jabber:iq:register">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"key">>, <<"jabber:iq:register">>, _} -> true;
      {<<"key">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"text">>, <<"jabber:iq:register">>, _} -> true;
      {<<"text">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"misc">>, <<"jabber:iq:register">>, _} -> true;
      {<<"misc">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"date">>, <<"jabber:iq:register">>, _} -> true;
      {<<"date">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"url">>, <<"jabber:iq:register">>, _} -> true;
      {<<"url">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"phone">>, <<"jabber:iq:register">>, _} -> true;
      {<<"phone">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"zip">>, <<"jabber:iq:register">>, _} -> true;
      {<<"zip">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"state">>, <<"jabber:iq:register">>, _} -> true;
      {<<"state">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"city">>, <<"jabber:iq:register">>, _} -> true;
      {<<"city">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"address">>, <<"jabber:iq:register">>, _} -> true;
      {<<"address">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"email">>, <<"jabber:iq:register">>, _} -> true;
      {<<"email">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"last">>, <<"jabber:iq:register">>, _} -> true;
      {<<"last">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"first">>, <<"jabber:iq:register">>, _} -> true;
      {<<"first">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"name">>, <<"jabber:iq:register">>, _} -> true;
      {<<"name">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"password">>, <<"jabber:iq:register">>, _} -> true;
      {<<"password">>, <<>>, <<"jabber:iq:register">>} ->
	  true;
      {<<"nick">>, <<"jabber:iq:register">>, _} -> true;
      {<<"nick">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"username">>, <<"jabber:iq:register">>, _} -> true;
      {<<"username">>, <<>>, <<"jabber:iq:register">>} ->
	  true;
      {<<"instructions">>, <<"jabber:iq:register">>, _} ->
	  true;
      {<<"instructions">>, <<>>, <<"jabber:iq:register">>} ->
	  true;
      {<<"remove">>, <<"jabber:iq:register">>, _} -> true;
      {<<"remove">>, <<>>, <<"jabber:iq:register">>} -> true;
      {<<"registered">>, <<"jabber:iq:register">>, _} -> true;
      {<<"registered">>, <<>>, <<"jabber:iq:register">>} ->
	  true;
      {<<"register">>,
       <<"http://jabber.org/features/iq-register">>, _} ->
	  true;
      {<<"register">>, <<>>,
       <<"http://jabber.org/features/iq-register">>} ->
	  true;
      {<<"c">>, <<"http://jabber.org/protocol/caps">>, _} ->
	  true;
      {<<"c">>, <<>>,
       <<"http://jabber.org/protocol/caps">>} ->
	  true;
      {<<"ack">>, <<"p1:ack">>, _} -> true;
      {<<"ack">>, <<>>, <<"p1:ack">>} -> true;
      {<<"rebind">>, <<"p1:rebind">>, _} -> true;
      {<<"rebind">>, <<>>, <<"p1:rebind">>} -> true;
      {<<"push">>, <<"p1:push">>, _} -> true;
      {<<"push">>, <<>>, <<"p1:push">>} -> true;
      {<<"stream:features">>, <<"jabber:client">>, _} -> true;
      {<<"stream:features">>, <<>>, <<"jabber:client">>} ->
	  true;
      {<<"stream:features">>, <<"jabber:server">>, _} -> true;
      {<<"stream:features">>, <<>>, <<"jabber:server">>} ->
	  true;
      {<<"compression">>,
       <<"http://jabber.org/features/compress">>, _} ->
	  true;
      {<<"compression">>, <<>>,
       <<"http://jabber.org/features/compress">>} ->
	  true;
      {<<"method">>,
       <<"http://jabber.org/features/compress">>, _} ->
	  true;
      {<<"method">>, <<>>,
       <<"http://jabber.org/features/compress">>} ->
	  true;
      {<<"compressed">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  true;
      {<<"compressed">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  true;
      {<<"compress">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  true;
      {<<"compress">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  true;
      {<<"method">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  true;
      {<<"method">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  true;
      {<<"failure">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  true;
      {<<"failure">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  true;
      {<<"unsupported-method">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  true;
      {<<"unsupported-method">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  true;
      {<<"processing-failed">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  true;
      {<<"processing-failed">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  true;
      {<<"setup-failed">>,
       <<"http://jabber.org/protocol/compress">>, _} ->
	  true;
      {<<"setup-failed">>, <<>>,
       <<"http://jabber.org/protocol/compress">>} ->
	  true;
      {<<"failure">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  true;
      {<<"failure">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  true;
      {<<"proceed">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  true;
      {<<"proceed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  true;
      {<<"starttls">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  true;
      {<<"starttls">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  true;
      {<<"required">>, <<"urn:ietf:params:xml:ns:xmpp-tls">>,
       _} ->
	  true;
      {<<"required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-tls">>} ->
	  true;
      {<<"mechanisms">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"mechanisms">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"mechanism">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"mechanism">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"failure">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  true;
      {<<"failure">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"temporary-auth-failure">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"temporary-auth-failure">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"bad-protocol">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"bad-protocol">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"not-authorized">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"not-authorized">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"mechanism-too-weak">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"mechanism-too-weak">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"malformed-request">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"malformed-request">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"invalid-mechanism">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"invalid-mechanism">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"invalid-authzid">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"invalid-authzid">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"incorrect-encoding">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"incorrect-encoding">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"encryption-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"encryption-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"credentials-expired">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"credentials-expired">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"account-disabled">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"account-disabled">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"aborted">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  true;
      {<<"aborted">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"text">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  true;
      {<<"text">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"success">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  true;
      {<<"success">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"response">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  true;
      {<<"response">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"challenge">>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>, _} ->
	  true;
      {<<"challenge">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"abort">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  true;
      {<<"abort">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"auth">>, <<"urn:ietf:params:xml:ns:xmpp-sasl">>,
       _} ->
	  true;
      {<<"auth">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-sasl">>} ->
	  true;
      {<<"query">>, <<"jabber:iq:auth">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:auth">>} -> true;
      {<<"resource">>, <<"jabber:iq:auth">>, _} -> true;
      {<<"resource">>, <<>>, <<"jabber:iq:auth">>} -> true;
      {<<"digest">>, <<"jabber:iq:auth">>, _} -> true;
      {<<"digest">>, <<>>, <<"jabber:iq:auth">>} -> true;
      {<<"password">>, <<"jabber:iq:auth">>, _} -> true;
      {<<"password">>, <<>>, <<"jabber:iq:auth">>} -> true;
      {<<"username">>, <<"jabber:iq:auth">>, _} -> true;
      {<<"username">>, <<>>, <<"jabber:iq:auth">>} -> true;
      {<<"bind">>, <<"urn:ietf:params:xml:ns:xmpp-bind">>,
       _} ->
	  true;
      {<<"bind">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-bind">>} ->
	  true;
      {<<"resource">>, <<"urn:ietf:params:xml:ns:xmpp-bind">>,
       _} ->
	  true;
      {<<"resource">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-bind">>} ->
	  true;
      {<<"jid">>, <<"urn:ietf:params:xml:ns:xmpp-bind">>,
       _} ->
	  true;
      {<<"jid">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-bind">>} ->
	  true;
      {<<"error">>, <<"jabber:client">>, _} -> true;
      {<<"error">>, <<>>, <<"jabber:client">>} -> true;
      {<<"error">>, <<"jabber:server">>, _} -> true;
      {<<"error">>, <<>>, <<"jabber:server">>} -> true;
      {<<"error">>, <<"jabber:component:accept">>, _} -> true;
      {<<"error">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"text">>, <<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
       _} ->
	  true;
      {<<"text">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"unexpected-request">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"unexpected-request">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"undefined-condition">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"undefined-condition">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"subscription-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"subscription-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"service-unavailable">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"service-unavailable">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"resource-constraint">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"resource-constraint">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"remote-server-timeout">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"remote-server-timeout">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"remote-server-not-found">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"remote-server-not-found">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"registration-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"registration-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"redirect">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"redirect">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"recipient-unavailable">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"recipient-unavailable">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"policy-violation">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"policy-violation">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"payment-required">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"payment-required">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"not-authorized">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"not-authorized">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"not-allowed">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"not-allowed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"not-acceptable">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"not-acceptable">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"jid-malformed">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"jid-malformed">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"item-not-found">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"item-not-found">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"internal-server-error">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"internal-server-error">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"gone">>, <<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
       _} ->
	  true;
      {<<"gone">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"forbidden">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"forbidden">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"feature-not-implemented">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"feature-not-implemented">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"conflict">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"conflict">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"bad-request">>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>, _} ->
	  true;
      {<<"bad-request">>, <<>>,
       <<"urn:ietf:params:xml:ns:xmpp-stanzas">>} ->
	  true;
      {<<"presence">>, <<"jabber:client">>, _} -> true;
      {<<"presence">>, <<>>, <<"jabber:client">>} -> true;
      {<<"presence">>, <<"jabber:server">>, _} -> true;
      {<<"presence">>, <<>>, <<"jabber:server">>} -> true;
      {<<"presence">>, <<"jabber:component:accept">>, _} ->
	  true;
      {<<"presence">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"priority">>, <<"jabber:client">>, _} -> true;
      {<<"priority">>, <<>>, <<"jabber:client">>} -> true;
      {<<"priority">>, <<"jabber:server">>, _} -> true;
      {<<"priority">>, <<>>, <<"jabber:server">>} -> true;
      {<<"priority">>, <<"jabber:component:accept">>, _} ->
	  true;
      {<<"priority">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"status">>, <<"jabber:client">>, _} -> true;
      {<<"status">>, <<>>, <<"jabber:client">>} -> true;
      {<<"status">>, <<"jabber:server">>, _} -> true;
      {<<"status">>, <<>>, <<"jabber:server">>} -> true;
      {<<"status">>, <<"jabber:component:accept">>, _} ->
	  true;
      {<<"status">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"show">>, <<"jabber:client">>, _} -> true;
      {<<"show">>, <<>>, <<"jabber:client">>} -> true;
      {<<"show">>, <<"jabber:server">>, _} -> true;
      {<<"show">>, <<>>, <<"jabber:server">>} -> true;
      {<<"show">>, <<"jabber:component:accept">>, _} -> true;
      {<<"show">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"message">>, <<"jabber:client">>, _} -> true;
      {<<"message">>, <<>>, <<"jabber:client">>} -> true;
      {<<"message">>, <<"jabber:server">>, _} -> true;
      {<<"message">>, <<>>, <<"jabber:server">>} -> true;
      {<<"message">>, <<"jabber:component:accept">>, _} ->
	  true;
      {<<"message">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"thread">>, <<"jabber:client">>, _} -> true;
      {<<"thread">>, <<>>, <<"jabber:client">>} -> true;
      {<<"thread">>, <<"jabber:server">>, _} -> true;
      {<<"thread">>, <<>>, <<"jabber:server">>} -> true;
      {<<"thread">>, <<"jabber:component:accept">>, _} ->
	  true;
      {<<"thread">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"body">>, <<"jabber:client">>, _} -> true;
      {<<"body">>, <<>>, <<"jabber:client">>} -> true;
      {<<"body">>, <<"jabber:server">>, _} -> true;
      {<<"body">>, <<>>, <<"jabber:server">>} -> true;
      {<<"body">>, <<"jabber:component:accept">>, _} -> true;
      {<<"body">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"subject">>, <<"jabber:client">>, _} -> true;
      {<<"subject">>, <<>>, <<"jabber:client">>} -> true;
      {<<"subject">>, <<"jabber:server">>, _} -> true;
      {<<"subject">>, <<>>, <<"jabber:server">>} -> true;
      {<<"subject">>, <<"jabber:component:accept">>, _} ->
	  true;
      {<<"subject">>, <<>>, <<"jabber:component:accept">>} ->
	  true;
      {<<"iq">>, <<"jabber:client">>, _} -> true;
      {<<"iq">>, <<>>, <<"jabber:client">>} -> true;
      {<<"iq">>, <<"jabber:server">>, _} -> true;
      {<<"iq">>, <<>>, <<"jabber:server">>} -> true;
      {<<"iq">>, <<"jabber:component:accept">>, _} -> true;
      {<<"iq">>, <<>>, <<"jabber:component:accept">>} -> true;
      {<<"query">>, <<"http://jabber.org/protocol/stats">>,
       _} ->
	  true;
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/stats">>} ->
	  true;
      {<<"stat">>, <<"http://jabber.org/protocol/stats">>,
       _} ->
	  true;
      {<<"stat">>, <<>>,
       <<"http://jabber.org/protocol/stats">>} ->
	  true;
      {<<"error">>, <<"http://jabber.org/protocol/stats">>,
       _} ->
	  true;
      {<<"error">>, <<>>,
       <<"http://jabber.org/protocol/stats">>} ->
	  true;
      {<<"storage">>, <<"storage:bookmarks">>, _} -> true;
      {<<"storage">>, <<>>, <<"storage:bookmarks">>} -> true;
      {<<"url">>, <<"storage:bookmarks">>, _} -> true;
      {<<"url">>, <<>>, <<"storage:bookmarks">>} -> true;
      {<<"conference">>, <<"storage:bookmarks">>, _} -> true;
      {<<"conference">>, <<>>, <<"storage:bookmarks">>} ->
	  true;
      {<<"password">>, <<"storage:bookmarks">>, _} -> true;
      {<<"password">>, <<>>, <<"storage:bookmarks">>} -> true;
      {<<"nick">>, <<"storage:bookmarks">>, _} -> true;
      {<<"nick">>, <<>>, <<"storage:bookmarks">>} -> true;
      {<<"query">>, <<"jabber:iq:private">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:private">>} -> true;
      {<<"query">>,
       <<"http://jabber.org/protocol/disco#items">>, _} ->
	  true;
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/disco#items">>} ->
	  true;
      {<<"item">>,
       <<"http://jabber.org/protocol/disco#items">>, _} ->
	  true;
      {<<"item">>, <<>>,
       <<"http://jabber.org/protocol/disco#items">>} ->
	  true;
      {<<"query">>,
       <<"http://jabber.org/protocol/disco#info">>, _} ->
	  true;
      {<<"query">>, <<>>,
       <<"http://jabber.org/protocol/disco#info">>} ->
	  true;
      {<<"feature">>,
       <<"http://jabber.org/protocol/disco#info">>, _} ->
	  true;
      {<<"feature">>, <<>>,
       <<"http://jabber.org/protocol/disco#info">>} ->
	  true;
      {<<"identity">>,
       <<"http://jabber.org/protocol/disco#info">>, _} ->
	  true;
      {<<"identity">>, <<>>,
       <<"http://jabber.org/protocol/disco#info">>} ->
	  true;
      {<<"blocklist">>, <<"urn:xmpp:blocking">>, _} -> true;
      {<<"blocklist">>, <<>>, <<"urn:xmpp:blocking">>} ->
	  true;
      {<<"unblock">>, <<"urn:xmpp:blocking">>, _} -> true;
      {<<"unblock">>, <<>>, <<"urn:xmpp:blocking">>} -> true;
      {<<"block">>, <<"urn:xmpp:blocking">>, _} -> true;
      {<<"block">>, <<>>, <<"urn:xmpp:blocking">>} -> true;
      {<<"item">>, <<"urn:xmpp:blocking">>, _} -> true;
      {<<"item">>, <<>>, <<"urn:xmpp:blocking">>} -> true;
      {<<"query">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:privacy">>} -> true;
      {<<"active">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"active">>, <<>>, <<"jabber:iq:privacy">>} -> true;
      {<<"default">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"default">>, <<>>, <<"jabber:iq:privacy">>} -> true;
      {<<"list">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"list">>, <<>>, <<"jabber:iq:privacy">>} -> true;
      {<<"item">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"item">>, <<>>, <<"jabber:iq:privacy">>} -> true;
      {<<"presence-out">>, <<"jabber:iq:privacy">>, _} ->
	  true;
      {<<"presence-out">>, <<>>, <<"jabber:iq:privacy">>} ->
	  true;
      {<<"presence-in">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"presence-in">>, <<>>, <<"jabber:iq:privacy">>} ->
	  true;
      {<<"iq">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"iq">>, <<>>, <<"jabber:iq:privacy">>} -> true;
      {<<"message">>, <<"jabber:iq:privacy">>, _} -> true;
      {<<"message">>, <<>>, <<"jabber:iq:privacy">>} -> true;
      {<<"ver">>, <<"urn:xmpp:features:rosterver">>, _} ->
	  true;
      {<<"ver">>, <<>>, <<"urn:xmpp:features:rosterver">>} ->
	  true;
      {<<"query">>, <<"jabber:iq:roster">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:roster">>} -> true;
      {<<"item">>, <<"jabber:iq:roster">>, _} -> true;
      {<<"item">>, <<>>, <<"jabber:iq:roster">>} -> true;
      {<<"group">>, <<"jabber:iq:roster">>, _} -> true;
      {<<"group">>, <<>>, <<"jabber:iq:roster">>} -> true;
      {<<"query">>, <<"jabber:iq:version">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:version">>} -> true;
      {<<"os">>, <<"jabber:iq:version">>, _} -> true;
      {<<"os">>, <<>>, <<"jabber:iq:version">>} -> true;
      {<<"version">>, <<"jabber:iq:version">>, _} -> true;
      {<<"version">>, <<>>, <<"jabber:iq:version">>} -> true;
      {<<"name">>, <<"jabber:iq:version">>, _} -> true;
      {<<"name">>, <<>>, <<"jabber:iq:version">>} -> true;
      {<<"query">>, <<"jabber:iq:last">>, _} -> true;
      {<<"query">>, <<>>, <<"jabber:iq:last">>} -> true;
      _ -> false
    end.

encode(_el) -> encode(_el, <<>>).

encode({xmlel, _, _, _} = El, _) -> El;
encode({last, _, _} = Query, TopXMLNS) ->
    encode_last(Query, TopXMLNS);
encode({version, _, _, _} = Query, TopXMLNS) ->
    encode_version(Query, TopXMLNS);
encode({roster_item, _, _, _, _, _} = Item, TopXMLNS) ->
    encode_roster_item(Item, TopXMLNS);
encode({roster_query, _, _} = Query, TopXMLNS) ->
    encode_roster_query(Query, TopXMLNS);
encode({rosterver_feature} = Ver, TopXMLNS) ->
    encode_rosterver_feature(Ver, TopXMLNS);
encode({privacy_item, _, _, _, _, _, _, _, _} = Item,
       TopXMLNS) ->
    encode_privacy_item(Item, TopXMLNS);
encode({privacy_list, _, _} = List, TopXMLNS) ->
    encode_privacy_list(List, TopXMLNS);
encode({privacy_query, _, _, _} = Query, TopXMLNS) ->
    encode_privacy(Query, TopXMLNS);
encode({block, _} = Block, TopXMLNS) ->
    encode_block(Block, TopXMLNS);
encode({unblock, _} = Unblock, TopXMLNS) ->
    encode_unblock(Unblock, TopXMLNS);
encode({block_list, _} = Blocklist, TopXMLNS) ->
    encode_block_list(Blocklist, TopXMLNS);
encode({identity, _, _, _, _} = Identity, TopXMLNS) ->
    encode_disco_identity(Identity, TopXMLNS);
encode({disco_info, _, _, _, _} = Query, TopXMLNS) ->
    encode_disco_info(Query, TopXMLNS);
encode({disco_item, _, _, _} = Item, TopXMLNS) ->
    encode_disco_item(Item, TopXMLNS);
encode({disco_items, _, _, _} = Query, TopXMLNS) ->
    encode_disco_items(Query, TopXMLNS);
encode({private, _} = Query, TopXMLNS) ->
    encode_private(Query, TopXMLNS);
encode({bookmark_conference, _, _, _, _, _} =
	   Conference,
       TopXMLNS) ->
    encode_bookmark_conference(Conference, TopXMLNS);
encode({bookmark_url, _, _} = Url, TopXMLNS) ->
    encode_bookmark_url(Url, TopXMLNS);
encode({bookmark_storage, _, _} = Storage, TopXMLNS) ->
    encode_bookmarks_storage(Storage, TopXMLNS);
encode({stat_error, _, _} = Error, TopXMLNS) ->
    encode_stat_error(Error, TopXMLNS);
encode({stat, _, _, _, _} = Stat, TopXMLNS) ->
    encode_stat(Stat, TopXMLNS);
encode({stats, _, _} = Query, TopXMLNS) ->
    encode_stats(Query, TopXMLNS);
encode({iq, _, _, _, _, _, _} = Iq, TopXMLNS) ->
    encode_iq(Iq, TopXMLNS);
encode({message, _, _, _, _, _, _, _, _, _} = Message,
       TopXMLNS) ->
    encode_message(Message, TopXMLNS);
encode({presence, _, _, _, _, _, _, _, _, _} = Presence,
       TopXMLNS) ->
    encode_presence(Presence, TopXMLNS);
encode({gone, _} = Gone, TopXMLNS) ->
    encode_error_gone(Gone, TopXMLNS);
encode({redirect, _} = Redirect, TopXMLNS) ->
    encode_error_redirect(Redirect, TopXMLNS);
encode({stanza_error, _, _, _, _, _, _} = Error,
       TopXMLNS) ->
    encode_error(Error, TopXMLNS);
encode({bind, _, _} = Bind, TopXMLNS) ->
    encode_bind(Bind, TopXMLNS);
encode({legacy_auth, _, _, _, _} = Query, TopXMLNS) ->
    encode_legacy_auth(Query, TopXMLNS);
encode({sasl_auth, _, _} = Auth, TopXMLNS) ->
    encode_sasl_auth(Auth, TopXMLNS);
encode({sasl_abort} = Abort, TopXMLNS) ->
    encode_sasl_abort(Abort, TopXMLNS);
encode({sasl_challenge, _} = Challenge, TopXMLNS) ->
    encode_sasl_challenge(Challenge, TopXMLNS);
encode({sasl_response, _} = Response, TopXMLNS) ->
    encode_sasl_response(Response, TopXMLNS);
encode({sasl_success, _} = Success, TopXMLNS) ->
    encode_sasl_success(Success, TopXMLNS);
encode({sasl_failure, _, _} = Failure, TopXMLNS) ->
    encode_sasl_failure(Failure, TopXMLNS);
encode({sasl_mechanisms, _} = Mechanisms, TopXMLNS) ->
    encode_sasl_mechanisms(Mechanisms, TopXMLNS);
encode({starttls, _} = Starttls, TopXMLNS) ->
    encode_starttls(Starttls, TopXMLNS);
encode({starttls_proceed} = Proceed, TopXMLNS) ->
    encode_starttls_proceed(Proceed, TopXMLNS);
encode({starttls_failure} = Failure, TopXMLNS) ->
    encode_starttls_failure(Failure, TopXMLNS);
encode({compress_failure, _} = Failure, TopXMLNS) ->
    encode_compress_failure(Failure, TopXMLNS);
encode({compress, _} = Compress, TopXMLNS) ->
    encode_compress(Compress, TopXMLNS);
encode({compressed} = Compressed, TopXMLNS) ->
    encode_compressed(Compressed, TopXMLNS);
encode({compression, _} = Compression, TopXMLNS) ->
    encode_compression(Compression, TopXMLNS);
encode({stream_features, _} = Stream_features,
       TopXMLNS) ->
    encode_stream_features(Stream_features, TopXMLNS);
encode({p1_push} = Push, TopXMLNS) ->
    encode_p1_push(Push, TopXMLNS);
encode({p1_rebind} = Rebind, TopXMLNS) ->
    encode_p1_rebind(Rebind, TopXMLNS);
encode({p1_ack} = Ack, TopXMLNS) ->
    encode_p1_ack(Ack, TopXMLNS);
encode({caps, _, _, _, _} = C, TopXMLNS) ->
    encode_caps(C, TopXMLNS);
encode({feature_register} = Register, TopXMLNS) ->
    encode_feature_register(Register, TopXMLNS);
encode({register, _, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _, _, _, _, _, _, _, _} =
	   Query,
       TopXMLNS) ->
    encode_register(Query, TopXMLNS);
encode({xmpp_session, _} = Session, TopXMLNS) ->
    encode_session(Session, TopXMLNS);
encode({ping} = Ping, TopXMLNS) ->
    encode_ping(Ping, TopXMLNS);
encode({time, _, _} = Time, TopXMLNS) ->
    encode_time(Time, TopXMLNS);
encode({text, _, _} = Text, TopXMLNS) ->
    encode_stream_error_text(Text, TopXMLNS);
encode({'see-other-host', _} = See_other_host,
       TopXMLNS) ->
    encode_stream_error_see_other_host(See_other_host,
				       TopXMLNS);
encode({stream_error, _, _} = Stream_error, TopXMLNS) ->
    encode_stream_error(Stream_error, TopXMLNS);
encode({vcard_name, _, _, _, _, _} = N, TopXMLNS) ->
    encode_vcard_N(N, TopXMLNS);
encode({vcard_adr, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _} =
	   Adr,
       TopXMLNS) ->
    encode_vcard_ADR(Adr, TopXMLNS);
encode({vcard_label, _, _, _, _, _, _, _, _} = Label,
       TopXMLNS) ->
    encode_vcard_LABEL(Label, TopXMLNS);
encode({vcard_tel, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _} =
	   Tel,
       TopXMLNS) ->
    encode_vcard_TEL(Tel, TopXMLNS);
encode({vcard_email, _, _, _, _, _, _} = Email,
       TopXMLNS) ->
    encode_vcard_EMAIL(Email, TopXMLNS);
encode({vcard_geo, _, _} = Geo, TopXMLNS) ->
    encode_vcard_GEO(Geo, TopXMLNS);
encode({vcard_logo, _, _, _} = Logo, TopXMLNS) ->
    encode_vcard_LOGO(Logo, TopXMLNS);
encode({vcard_photo, _, _, _} = Photo, TopXMLNS) ->
    encode_vcard_PHOTO(Photo, TopXMLNS);
encode({vcard_org, _, _} = Org, TopXMLNS) ->
    encode_vcard_ORG(Org, TopXMLNS);
encode({vcard_sound, _, _, _} = Sound, TopXMLNS) ->
    encode_vcard_SOUND(Sound, TopXMLNS);
encode({vcard_key, _, _} = Key, TopXMLNS) ->
    encode_vcard_KEY(Key, TopXMLNS);
encode({vcard_temp, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _} =
	   Vcard,
       TopXMLNS) ->
    encode_vcard_temp(Vcard, TopXMLNS);
encode({vcard_xupdate, _, _} = X, TopXMLNS) ->
    encode_vcard_xupdate(X, TopXMLNS);
encode({xdata_option, _, _} = Option, TopXMLNS) ->
    encode_xdata_field_option(Option, TopXMLNS);
encode({xdata_field, _, _, _, _, _, _, _, _} = Field,
       TopXMLNS) ->
    encode_xdata_field(Field, TopXMLNS);
encode({xdata, _, _, _, _, _, _} = X, TopXMLNS) ->
    encode_xdata(X, TopXMLNS);
encode({ps_subscription, _, _, _, _, _, _} =
	   Subscription,
       TopXMLNS) ->
    encode_pubsub_subscription(Subscription, TopXMLNS);
encode({ps_affiliation,
	<<"http://jabber.org/protocol/pubsub">>, _, _, _} =
	   Affiliation,
       TopXMLNS) ->
    encode_pubsub_affiliation(Affiliation, TopXMLNS);
encode({ps_affiliation, <<>>, _, _, _} = Affiliation,
       TopXMLNS = <<"http://jabber.org/protocol/pubsub">>) ->
    encode_pubsub_affiliation(Affiliation, TopXMLNS);
encode({ps_affiliation,
	<<"http://jabber.org/protocol/pubsub#owner">>, _, _,
	_} =
	   Affiliation,
       TopXMLNS) ->
    encode_pubsub_owner_affiliation(Affiliation, TopXMLNS);
encode({ps_affiliation, <<>>, _, _, _} = Affiliation,
       TopXMLNS =
	   <<"http://jabber.org/protocol/pubsub#owner">>) ->
    encode_pubsub_owner_affiliation(Affiliation, TopXMLNS);
encode({ps_item, _, _, _, _, _} = Item, TopXMLNS) ->
    encode_pubsub_item(Item, TopXMLNS);
encode({ps_items, _, _, _, _, _, _} = Items,
       TopXMLNS) ->
    encode_pubsub_items(Items, TopXMLNS);
encode({ps_event, _, _, _, _, _, _} = Event,
       TopXMLNS) ->
    encode_pubsub_event(Event, TopXMLNS);
encode({ps_subscribe, _, _} = Subscribe, TopXMLNS) ->
    encode_pubsub_subscribe(Subscribe, TopXMLNS);
encode({ps_unsubscribe, _, _, _} = Unsubscribe,
       TopXMLNS) ->
    encode_pubsub_unsubscribe(Unsubscribe, TopXMLNS);
encode({ps_publish, _, _} = Publish, TopXMLNS) ->
    encode_pubsub_publish(Publish, TopXMLNS);
encode({ps_options, _, _, _, _} = Options, TopXMLNS) ->
    encode_pubsub_options(Options, TopXMLNS);
encode({ps_retract, _, _, _} = Retract, TopXMLNS) ->
    encode_pubsub_retract(Retract, TopXMLNS);
encode({pubsub, _, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _, _} =
	   Pubsub,
       TopXMLNS) ->
    encode_pubsub(Pubsub, TopXMLNS);
encode({pubsub_owner, _, _, _, _, _, _} = Pubsub,
       TopXMLNS) ->
    encode_pubsub_owner(Pubsub, TopXMLNS);
encode({ps_error, 'closed-node', _} = Closed_node,
       TopXMLNS) ->
    encode_pubsub_error_closed_node(Closed_node, TopXMLNS);
encode({ps_error, 'configuration-required', _} =
	   Configuration_required,
       TopXMLNS) ->
    encode_pubsub_error_configuration_required(Configuration_required,
					       TopXMLNS);
encode({ps_error, 'invalid-jid', _} = Invalid_jid,
       TopXMLNS) ->
    encode_pubsub_error_invalid_jid(Invalid_jid, TopXMLNS);
encode({ps_error, 'invalid-options', _} =
	   Invalid_options,
       TopXMLNS) ->
    encode_pubsub_error_invalid_options(Invalid_options,
					TopXMLNS);
encode({ps_error, 'invalid-payload', _} =
	   Invalid_payload,
       TopXMLNS) ->
    encode_pubsub_error_invalid_payload(Invalid_payload,
					TopXMLNS);
encode({ps_error, 'invalid-subid', _} = Invalid_subid,
       TopXMLNS) ->
    encode_pubsub_error_invalid_subid(Invalid_subid,
				      TopXMLNS);
encode({ps_error, 'item-forbidden', _} = Item_forbidden,
       TopXMLNS) ->
    encode_pubsub_error_item_forbidden(Item_forbidden,
				       TopXMLNS);
encode({ps_error, 'item-required', _} = Item_required,
       TopXMLNS) ->
    encode_pubsub_error_item_required(Item_required,
				      TopXMLNS);
encode({ps_error, 'jid-required', _} = Jid_required,
       TopXMLNS) ->
    encode_pubsub_error_jid_required(Jid_required,
				     TopXMLNS);
encode({ps_error, 'max-items-exceeded', _} =
	   Max_items_exceeded,
       TopXMLNS) ->
    encode_pubsub_error_max_items_exceeded(Max_items_exceeded,
					   TopXMLNS);
encode({ps_error, 'max-nodes-exceeded', _} =
	   Max_nodes_exceeded,
       TopXMLNS) ->
    encode_pubsub_error_max_nodes_exceeded(Max_nodes_exceeded,
					   TopXMLNS);
encode({ps_error, 'nodeid-required', _} =
	   Nodeid_required,
       TopXMLNS) ->
    encode_pubsub_error_nodeid_required(Nodeid_required,
					TopXMLNS);
encode({ps_error, 'not-in-roster-group', _} =
	   Not_in_roster_group,
       TopXMLNS) ->
    encode_pubsub_error_not_in_roster_group(Not_in_roster_group,
					    TopXMLNS);
encode({ps_error, 'not-subscribed', _} = Not_subscribed,
       TopXMLNS) ->
    encode_pubsub_error_not_subscribed(Not_subscribed,
				       TopXMLNS);
encode({ps_error, 'payload-too-big', _} =
	   Payload_too_big,
       TopXMLNS) ->
    encode_pubsub_error_payload_too_big(Payload_too_big,
					TopXMLNS);
encode({ps_error, 'payload-required', _} =
	   Payload_required,
       TopXMLNS) ->
    encode_pubsub_error_payload_required(Payload_required,
					 TopXMLNS);
encode({ps_error, 'pending-subscription', _} =
	   Pending_subscription,
       TopXMLNS) ->
    encode_pubsub_error_pending_subscription(Pending_subscription,
					     TopXMLNS);
encode({ps_error, 'presence-subscription-required', _} =
	   Presence_subscription_required,
       TopXMLNS) ->
    encode_pubsub_error_presence_subscription_required(Presence_subscription_required,
						       TopXMLNS);
encode({ps_error, 'subid-required', _} = Subid_required,
       TopXMLNS) ->
    encode_pubsub_error_subid_required(Subid_required,
				       TopXMLNS);
encode({ps_error, 'too-many-subscriptions', _} =
	   Too_many_subscriptions,
       TopXMLNS) ->
    encode_pubsub_error_too_many_subscriptions(Too_many_subscriptions,
					       TopXMLNS);
encode({ps_error, unsupported, _} = Unsupported,
       TopXMLNS) ->
    encode_pubsub_error_unsupported(Unsupported, TopXMLNS);
encode({ps_error, 'unsupported-access-model', _} =
	   Unsupported_access_model,
       TopXMLNS) ->
    encode_pubsub_error_unsupported_access_model(Unsupported_access_model,
						 TopXMLNS);
encode({shim, _} = Headers, TopXMLNS) ->
    encode_shim_headers(Headers, TopXMLNS);
encode({chatstate, active} = Active, TopXMLNS) ->
    encode_chatstate_active(Active, TopXMLNS);
encode({chatstate, composing} = Composing, TopXMLNS) ->
    encode_chatstate_composing(Composing, TopXMLNS);
encode({chatstate, gone} = Gone, TopXMLNS) ->
    encode_chatstate_gone(Gone, TopXMLNS);
encode({chatstate, inactive} = Inactive, TopXMLNS) ->
    encode_chatstate_inactive(Inactive, TopXMLNS);
encode({chatstate, paused} = Paused, TopXMLNS) ->
    encode_chatstate_paused(Paused, TopXMLNS);
encode({delay, _, _, _} = Delay, TopXMLNS) ->
    encode_delay(Delay, TopXMLNS);
encode({streamhost, _, _, _} = Streamhost, TopXMLNS) ->
    encode_bytestreams_streamhost(Streamhost, TopXMLNS);
encode({bytestreams, _, _, _, _, _, _} = Query,
       TopXMLNS) ->
    encode_bytestreams(Query, TopXMLNS);
encode({muc_history, _, _, _, _} = History, TopXMLNS) ->
    encode_muc_history(History, TopXMLNS);
encode({muc_decline, _, _, _} = Decline, TopXMLNS) ->
    encode_muc_user_decline(Decline, TopXMLNS);
encode({muc_destroy, _, _, _, _} = Destroy, TopXMLNS) ->
    encode_muc_destroy(Destroy, TopXMLNS);
encode({muc_invite, _, _, _, _} = Invite, TopXMLNS) ->
    encode_muc_user_invite(Invite, TopXMLNS);
encode({muc_user, _, _, _, _, _, _} = X, TopXMLNS) ->
    encode_muc_user(X, TopXMLNS);
encode({muc_owner, _, _, _} = Query, TopXMLNS) ->
    encode_muc_owner(Query, TopXMLNS);
encode({muc_item, _, _, _, _, _, _, _} = Item,
       TopXMLNS) ->
    encode_muc_admin_item(Item, TopXMLNS);
encode({muc_actor, _, _} = Actor, TopXMLNS) ->
    encode_muc_admin_actor(Actor, TopXMLNS);
encode({muc_admin, _} = Query, TopXMLNS) ->
    encode_muc_admin(Query, TopXMLNS);
encode({muc, _, _} = X, TopXMLNS) ->
    encode_muc(X, TopXMLNS);
encode({muc_unique, _} = Unique, TopXMLNS) ->
    encode_muc_unique(Unique, TopXMLNS);
encode({x_conference, _, _, _, _, _} = X, TopXMLNS) ->
    encode_x_conference(X, TopXMLNS);
encode({muc_subscriptions, _} = Subscriptions,
       TopXMLNS) ->
    encode_muc_subscriptions(Subscriptions, TopXMLNS);
encode({muc_subscribe, _, _} = Subscribe, TopXMLNS) ->
    encode_muc_subscribe(Subscribe, TopXMLNS);
encode({muc_unsubscribe} = Unsubscribe, TopXMLNS) ->
    encode_muc_unsubscribe(Unsubscribe, TopXMLNS);
encode({rsm_first, _, _} = First, TopXMLNS) ->
    encode_rsm_first(First, TopXMLNS);
encode({rsm_set, _, _, _, _, _, _, _} = Set,
       TopXMLNS) ->
    encode_rsm_set(Set, TopXMLNS);
encode({mam_query, _, _, _, _, _, _, _, _} = Query,
       TopXMLNS) ->
    encode_mam_query(Query, TopXMLNS);
encode({mam_archived, _, _} = Archived, TopXMLNS) ->
    encode_mam_archived(Archived, TopXMLNS);
encode({mam_result, _, _, _, _} = Result, TopXMLNS) ->
    encode_mam_result(Result, TopXMLNS);
encode({mam_prefs, _, _, _, _} = Prefs, TopXMLNS) ->
    encode_mam_prefs(Prefs, TopXMLNS);
encode({mam_fin, _, _, _, _, _} = Fin, TopXMLNS) ->
    encode_mam_fin(Fin, TopXMLNS);
encode({forwarded, _, _} = Forwarded, TopXMLNS) ->
    encode_forwarded(Forwarded, TopXMLNS);
encode({carbons_disable} = Disable, TopXMLNS) ->
    encode_carbons_disable(Disable, TopXMLNS);
encode({carbons_enable} = Enable, TopXMLNS) ->
    encode_carbons_enable(Enable, TopXMLNS);
encode({carbons_private} = Private, TopXMLNS) ->
    encode_carbons_private(Private, TopXMLNS);
encode({carbons_received, _} = Received, TopXMLNS) ->
    encode_carbons_received(Received, TopXMLNS);
encode({carbons_sent, _} = Sent, TopXMLNS) ->
    encode_carbons_sent(Sent, TopXMLNS);
encode({feature_csi, <<"urn:xmpp:csi:0">>} = Csi,
       TopXMLNS) ->
    encode_feature_csi(Csi, TopXMLNS);
encode({feature_csi, <<>>} = Csi,
       TopXMLNS = <<"urn:xmpp:csi:0">>) ->
    encode_feature_csi(Csi, TopXMLNS);
encode({csi, active} = Active, TopXMLNS) ->
    encode_csi_active(Active, TopXMLNS);
encode({csi, inactive} = Inactive, TopXMLNS) ->
    encode_csi_inactive(Inactive, TopXMLNS);
encode({feature_sm, _} = Sm, TopXMLNS) ->
    encode_feature_sm(Sm, TopXMLNS);
encode({sm_enable, _, _, _} = Enable, TopXMLNS) ->
    encode_sm_enable(Enable, TopXMLNS);
encode({sm_enabled, _, _, _, _, _} = Enabled,
       TopXMLNS) ->
    encode_sm_enabled(Enabled, TopXMLNS);
encode({sm_resume, _, _, _} = Resume, TopXMLNS) ->
    encode_sm_resume(Resume, TopXMLNS);
encode({sm_resumed, _, _, _} = Resumed, TopXMLNS) ->
    encode_sm_resumed(Resumed, TopXMLNS);
encode({sm_r, _} = R, TopXMLNS) ->
    encode_sm_r(R, TopXMLNS);
encode({sm_a, _, _} = A, TopXMLNS) ->
    encode_sm_a(A, TopXMLNS);
encode({sm_failed, _, _, _} = Failed, TopXMLNS) ->
    encode_sm_failed(Failed, TopXMLNS);
encode({offline_item, _, _} = Item, TopXMLNS) ->
    encode_offline_item(Item, TopXMLNS);
encode({offline, _, _, _} = Offline, TopXMLNS) ->
    encode_offline(Offline, TopXMLNS);
encode({mix_join, _, _} = Join, TopXMLNS) ->
    encode_mix_join(Join, TopXMLNS);
encode({mix_leave} = Leave, TopXMLNS) ->
    encode_mix_leave(Leave, TopXMLNS);
encode({mix_participant, _, _} = Participant,
       TopXMLNS) ->
    encode_mix_participant(Participant, TopXMLNS);
encode({hint, 'no-copy'} = No_copy, TopXMLNS) ->
    encode_hint_no_copy(No_copy, TopXMLNS);
encode({hint, 'no-store'} = No_store, TopXMLNS) ->
    encode_hint_no_store(No_store, TopXMLNS);
encode({hint, 'no-storage'} = No_storage, TopXMLNS) ->
    encode_hint_no_storage(No_storage, TopXMLNS);
encode({hint, store} = Store, TopXMLNS) ->
    encode_hint_store(Store, TopXMLNS);
encode({hint, 'no-permanent-store'} =
	   No_permanent_store,
       TopXMLNS) ->
    encode_hint_no_permanent_store(No_permanent_store,
				   TopXMLNS);
encode({hint, 'no-permanent-storage'} =
	   No_permanent_storage,
       TopXMLNS) ->
    encode_hint_no_permanent_storage(No_permanent_storage,
				     TopXMLNS);
encode({search_item, _, _, _, _, _} = Item, TopXMLNS) ->
    encode_search_item(Item, TopXMLNS);
encode({search, _, _, _, _, _, _, _} = Query,
       TopXMLNS) ->
    encode_search(Query, TopXMLNS);
encode({xevent, _, _, _, _, _} = X, TopXMLNS) ->
    encode_xevent(X, TopXMLNS);
encode({expire, _, _} = X, TopXMLNS) ->
    encode_expire(X, TopXMLNS);
encode({nick, _} = Nick, TopXMLNS) ->
    encode_nick(Nick, TopXMLNS);
encode({address, _, _, _, _, _} = Address, TopXMLNS) ->
    encode_address(Address, TopXMLNS);
encode({addresses, _} = Addresses, TopXMLNS) ->
    encode_addresses(Addresses, TopXMLNS);
encode({stanza_id, _, _} = Stanza_id, TopXMLNS) ->
    encode_stanza_id(Stanza_id, TopXMLNS);
encode({client_id, _} = Client_id, TopXMLNS) ->
    encode_client_id(Client_id, TopXMLNS);
encode({adhoc_actions, _, _, _, _} = Actions,
       TopXMLNS) ->
    encode_adhoc_command_actions(Actions, TopXMLNS);
encode({adhoc_note, _, _} = Note, TopXMLNS) ->
    encode_adhoc_command_notes(Note, TopXMLNS);
encode({adhoc_command, _, _, _, _, _, _, _, _} =
	   Command,
       TopXMLNS) ->
    encode_adhoc_command(Command, TopXMLNS);
encode({db_result, _, _, _, _, _} = Db_result,
       TopXMLNS) ->
    encode_db_result(Db_result, TopXMLNS);
encode({db_verify, _, _, _, _, _, _} = Db_verify,
       TopXMLNS) ->
    encode_db_verify(Db_verify, TopXMLNS);
encode({handshake, _} = Handshake, TopXMLNS) ->
    encode_handshake(Handshake, TopXMLNS);
encode({stream_start, _, _, _, _, _, _, _, _} =
	   Stream_stream,
       TopXMLNS) ->
    encode_stream_start(Stream_stream, TopXMLNS);
encode({bob_data, _, _, _, _} = Data, TopXMLNS) ->
    encode_bob_data(Data, TopXMLNS);
encode({xcaptcha, _} = Captcha, TopXMLNS) ->
    encode_captcha(Captcha, TopXMLNS);
encode({media_uri, _, _} = Uri, TopXMLNS) ->
    encode_media_uri(Uri, TopXMLNS);
encode({media, _, _, _} = Media, TopXMLNS) ->
    encode_media(Media, TopXMLNS);
encode({oob_x, _, _, _} = X, TopXMLNS) ->
    encode_oob_x(X, TopXMLNS);
encode({sic, _, _, _} = Address, TopXMLNS) ->
    encode_sic(Address, TopXMLNS);
encode({upload_request, _, _, _, _} = Request,
       TopXMLNS) ->
    encode_upload_request(Request, TopXMLNS);
encode({upload_slot, _, _, _} = Slot, TopXMLNS) ->
    encode_upload_slot(Slot, TopXMLNS);
encode({thumbnail, _, _, _, _} = Thumbnail, TopXMLNS) ->
    encode_thumbnail(Thumbnail, TopXMLNS);
encode({privilege_perm, _, _} = Perm, TopXMLNS) ->
    encode_privilege_perm(Perm, TopXMLNS);
encode({privilege, _, _} = Privilege, TopXMLNS) ->
    encode_privilege(Privilege, TopXMLNS);
encode({delegated, _, _} = Delegated, TopXMLNS) ->
    encode_delegated(Delegated, TopXMLNS);
encode({delegation, _, _} = Delegation, TopXMLNS) ->
    encode_delegation(Delegation, TopXMLNS);
encode({delegation_query, _, _} = Query, TopXMLNS) ->
    encode_delegation_query(Query, TopXMLNS).

get_name({address, _, _, _, _, _}) -> <<"address">>;
get_name({addresses, _}) -> <<"addresses">>;
get_name({adhoc_actions, _, _, _, _}) -> <<"actions">>;
get_name({adhoc_command, _, _, _, _, _, _, _, _}) ->
    <<"command">>;
get_name({adhoc_note, _, _}) -> <<"note">>;
get_name({bind, _, _}) -> <<"bind">>;
get_name({block, _}) -> <<"block">>;
get_name({block_list, _}) -> <<"blocklist">>;
get_name({bob_data, _, _, _, _}) -> <<"data">>;
get_name({bookmark_conference, _, _, _, _, _}) ->
    <<"conference">>;
get_name({bookmark_storage, _, _}) -> <<"storage">>;
get_name({bookmark_url, _, _}) -> <<"url">>;
get_name({bytestreams, _, _, _, _, _, _}) ->
    <<"query">>;
get_name({caps, _, _, _, _}) -> <<"c">>;
get_name({carbons_disable}) -> <<"disable">>;
get_name({carbons_enable}) -> <<"enable">>;
get_name({carbons_private}) -> <<"private">>;
get_name({carbons_received, _}) -> <<"received">>;
get_name({carbons_sent, _}) -> <<"sent">>;
get_name({chatstate, active}) -> <<"active">>;
get_name({chatstate, composing}) -> <<"composing">>;
get_name({chatstate, gone}) -> <<"gone">>;
get_name({chatstate, inactive}) -> <<"inactive">>;
get_name({chatstate, paused}) -> <<"paused">>;
get_name({client_id, _}) -> <<"client-id">>;
get_name({compress, _}) -> <<"compress">>;
get_name({compress_failure, _}) -> <<"failure">>;
get_name({compressed}) -> <<"compressed">>;
get_name({compression, _}) -> <<"compression">>;
get_name({csi, active}) -> <<"active">>;
get_name({csi, inactive}) -> <<"inactive">>;
get_name({db_result, _, _, _, _, _}) -> <<"db:result">>;
get_name({db_verify, _, _, _, _, _, _}) ->
    <<"db:verify">>;
get_name({delay, _, _, _}) -> <<"delay">>;
get_name({delegated, _, _}) -> <<"delegated">>;
get_name({delegation, _, _}) -> <<"delegation">>;
get_name({delegation_query, _, _}) -> <<"query">>;
get_name({disco_info, _, _, _, _}) -> <<"query">>;
get_name({disco_item, _, _, _}) -> <<"item">>;
get_name({disco_items, _, _, _}) -> <<"query">>;
get_name({expire, _, _}) -> <<"x">>;
get_name({feature_csi, _}) -> <<"csi">>;
get_name({feature_register}) -> <<"register">>;
get_name({feature_sm, _}) -> <<"sm">>;
get_name({forwarded, _, _}) -> <<"forwarded">>;
get_name({gone, _}) -> <<"gone">>;
get_name({handshake, _}) -> <<"handshake">>;
get_name({hint, 'no-copy'}) -> <<"no-copy">>;
get_name({hint, 'no-permanent-storage'}) ->
    <<"no-permanent-storage">>;
get_name({hint, 'no-permanent-store'}) ->
    <<"no-permanent-store">>;
get_name({hint, 'no-storage'}) -> <<"no-storage">>;
get_name({hint, 'no-store'}) -> <<"no-store">>;
get_name({hint, store}) -> <<"store">>;
get_name({identity, _, _, _, _}) -> <<"identity">>;
get_name({iq, _, _, _, _, _, _}) -> <<"iq">>;
get_name({last, _, _}) -> <<"query">>;
get_name({legacy_auth, _, _, _, _}) -> <<"query">>;
get_name({mam_archived, _, _}) -> <<"archived">>;
get_name({mam_fin, _, _, _, _, _}) -> <<"fin">>;
get_name({mam_prefs, _, _, _, _}) -> <<"prefs">>;
get_name({mam_query, _, _, _, _, _, _, _, _}) ->
    <<"query">>;
get_name({mam_result, _, _, _, _}) -> <<"result">>;
get_name({media, _, _, _}) -> <<"media">>;
get_name({media_uri, _, _}) -> <<"uri">>;
get_name({message, _, _, _, _, _, _, _, _, _}) ->
    <<"message">>;
get_name({mix_join, _, _}) -> <<"join">>;
get_name({mix_leave}) -> <<"leave">>;
get_name({mix_participant, _, _}) -> <<"participant">>;
get_name({muc, _, _}) -> <<"x">>;
get_name({muc_actor, _, _}) -> <<"actor">>;
get_name({muc_admin, _}) -> <<"query">>;
get_name({muc_decline, _, _, _}) -> <<"decline">>;
get_name({muc_destroy, _, _, _, _}) -> <<"destroy">>;
get_name({muc_history, _, _, _, _}) -> <<"history">>;
get_name({muc_invite, _, _, _, _}) -> <<"invite">>;
get_name({muc_item, _, _, _, _, _, _, _}) -> <<"item">>;
get_name({muc_owner, _, _, _}) -> <<"query">>;
get_name({muc_subscribe, _, _}) -> <<"subscribe">>;
get_name({muc_subscriptions, _}) -> <<"subscriptions">>;
get_name({muc_unique, _}) -> <<"unique">>;
get_name({muc_unsubscribe}) -> <<"unsubscribe">>;
get_name({muc_user, _, _, _, _, _, _}) -> <<"x">>;
get_name({nick, _}) -> <<"nick">>;
get_name({offline, _, _, _}) -> <<"offline">>;
get_name({offline_item, _, _}) -> <<"item">>;
get_name({oob_x, _, _, _}) -> <<"x">>;
get_name({p1_ack}) -> <<"ack">>;
get_name({p1_push}) -> <<"push">>;
get_name({p1_rebind}) -> <<"rebind">>;
get_name({ping}) -> <<"ping">>;
get_name({presence, _, _, _, _, _, _, _, _, _}) ->
    <<"presence">>;
get_name({privacy_item, _, _, _, _, _, _, _, _}) ->
    <<"item">>;
get_name({privacy_list, _, _}) -> <<"list">>;
get_name({privacy_query, _, _, _}) -> <<"query">>;
get_name({private, _}) -> <<"query">>;
get_name({privilege, _, _}) -> <<"privilege">>;
get_name({privilege_perm, _, _}) -> <<"perm">>;
get_name({ps_affiliation, _, _, _, _}) ->
    <<"affiliation">>;
get_name({ps_error, 'closed-node', _}) ->
    <<"closed-node">>;
get_name({ps_error, 'configuration-required', _}) ->
    <<"configuration-required">>;
get_name({ps_error, 'invalid-jid', _}) ->
    <<"invalid-jid">>;
get_name({ps_error, 'invalid-options', _}) ->
    <<"invalid-options">>;
get_name({ps_error, 'invalid-payload', _}) ->
    <<"invalid-payload">>;
get_name({ps_error, 'invalid-subid', _}) ->
    <<"invalid-subid">>;
get_name({ps_error, 'item-forbidden', _}) ->
    <<"item-forbidden">>;
get_name({ps_error, 'item-required', _}) ->
    <<"item-required">>;
get_name({ps_error, 'jid-required', _}) ->
    <<"jid-required">>;
get_name({ps_error, 'max-items-exceeded', _}) ->
    <<"max-items-exceeded">>;
get_name({ps_error, 'max-nodes-exceeded', _}) ->
    <<"max-nodes-exceeded">>;
get_name({ps_error, 'nodeid-required', _}) ->
    <<"nodeid-required">>;
get_name({ps_error, 'not-in-roster-group', _}) ->
    <<"not-in-roster-group">>;
get_name({ps_error, 'not-subscribed', _}) ->
    <<"not-subscribed">>;
get_name({ps_error, 'payload-required', _}) ->
    <<"payload-required">>;
get_name({ps_error, 'payload-too-big', _}) ->
    <<"payload-too-big">>;
get_name({ps_error, 'pending-subscription', _}) ->
    <<"pending-subscription">>;
get_name({ps_error, 'presence-subscription-required',
	  _}) ->
    <<"presence-subscription-required">>;
get_name({ps_error, 'subid-required', _}) ->
    <<"subid-required">>;
get_name({ps_error, 'too-many-subscriptions', _}) ->
    <<"too-many-subscriptions">>;
get_name({ps_error, unsupported, _}) ->
    <<"unsupported">>;
get_name({ps_error, 'unsupported-access-model', _}) ->
    <<"unsupported-access-model">>;
get_name({ps_event, _, _, _, _, _, _}) -> <<"event">>;
get_name({ps_item, _, _, _, _, _}) -> <<"item">>;
get_name({ps_items, _, _, _, _, _, _}) -> <<"items">>;
get_name({ps_options, _, _, _, _}) -> <<"options">>;
get_name({ps_publish, _, _}) -> <<"publish">>;
get_name({ps_retract, _, _, _}) -> <<"retract">>;
get_name({ps_subscribe, _, _}) -> <<"subscribe">>;
get_name({ps_subscription, _, _, _, _, _, _}) ->
    <<"subscription">>;
get_name({ps_unsubscribe, _, _, _}) ->
    <<"unsubscribe">>;
get_name({pubsub, _, _, _, _, _, _, _, _, _, _, _, _, _,
	  _, _, _}) ->
    <<"pubsub">>;
get_name({pubsub_owner, _, _, _, _, _, _}) ->
    <<"pubsub">>;
get_name({redirect, _}) -> <<"redirect">>;
get_name({register, _, _, _, _, _, _, _, _, _, _, _, _,
	  _, _, _, _, _, _, _, _, _, _}) ->
    <<"query">>;
get_name({roster_item, _, _, _, _, _}) -> <<"item">>;
get_name({roster_query, _, _}) -> <<"query">>;
get_name({rosterver_feature}) -> <<"ver">>;
get_name({rsm_first, _, _}) -> <<"first">>;
get_name({rsm_set, _, _, _, _, _, _, _}) -> <<"set">>;
get_name({sasl_abort}) -> <<"abort">>;
get_name({sasl_auth, _, _}) -> <<"auth">>;
get_name({sasl_challenge, _}) -> <<"challenge">>;
get_name({sasl_failure, _, _}) -> <<"failure">>;
get_name({sasl_mechanisms, _}) -> <<"mechanisms">>;
get_name({sasl_response, _}) -> <<"response">>;
get_name({sasl_success, _}) -> <<"success">>;
get_name({search, _, _, _, _, _, _, _}) -> <<"query">>;
get_name({search_item, _, _, _, _, _}) -> <<"item">>;
get_name({'see-other-host', _}) -> <<"see-other-host">>;
get_name({shim, _}) -> <<"headers">>;
get_name({sic, _, _, _}) -> <<"address">>;
get_name({sm_a, _, _}) -> <<"a">>;
get_name({sm_enable, _, _, _}) -> <<"enable">>;
get_name({sm_enabled, _, _, _, _, _}) -> <<"enabled">>;
get_name({sm_failed, _, _, _}) -> <<"failed">>;
get_name({sm_r, _}) -> <<"r">>;
get_name({sm_resume, _, _, _}) -> <<"resume">>;
get_name({sm_resumed, _, _, _}) -> <<"resumed">>;
get_name({stanza_error, _, _, _, _, _, _}) ->
    <<"error">>;
get_name({stanza_id, _, _}) -> <<"stanza-id">>;
get_name({starttls, _}) -> <<"starttls">>;
get_name({starttls_failure}) -> <<"failure">>;
get_name({starttls_proceed}) -> <<"proceed">>;
get_name({stat, _, _, _, _}) -> <<"stat">>;
get_name({stat_error, _, _}) -> <<"error">>;
get_name({stats, _, _}) -> <<"query">>;
get_name({stream_error, _, _}) -> <<"stream:error">>;
get_name({stream_features, _}) -> <<"stream:features">>;
get_name({stream_start, _, _, _, _, _, _, _, _}) ->
    <<"stream:stream">>;
get_name({streamhost, _, _, _}) -> <<"streamhost">>;
get_name({text, _, _}) -> <<"text">>;
get_name({thumbnail, _, _, _, _}) -> <<"thumbnail">>;
get_name({time, _, _}) -> <<"time">>;
get_name({unblock, _}) -> <<"unblock">>;
get_name({upload_request, _, _, _, _}) -> <<"request">>;
get_name({upload_slot, _, _, _}) -> <<"slot">>;
get_name({vcard_adr, _, _, _, _, _, _, _, _, _, _, _, _,
	  _, _}) ->
    <<"ADR">>;
get_name({vcard_email, _, _, _, _, _, _}) ->
    <<"EMAIL">>;
get_name({vcard_geo, _, _}) -> <<"GEO">>;
get_name({vcard_key, _, _}) -> <<"KEY">>;
get_name({vcard_label, _, _, _, _, _, _, _, _}) ->
    <<"LABEL">>;
get_name({vcard_logo, _, _, _}) -> <<"LOGO">>;
get_name({vcard_name, _, _, _, _, _}) -> <<"N">>;
get_name({vcard_org, _, _}) -> <<"ORG">>;
get_name({vcard_photo, _, _, _}) -> <<"PHOTO">>;
get_name({vcard_sound, _, _, _}) -> <<"SOUND">>;
get_name({vcard_tel, _, _, _, _, _, _, _, _, _, _, _, _,
	  _, _}) ->
    <<"TEL">>;
get_name({vcard_temp, _, _, _, _, _, _, _, _, _, _, _,
	  _, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _,
	  _}) ->
    <<"vCard">>;
get_name({vcard_xupdate, _, _}) -> <<"x">>;
get_name({version, _, _, _}) -> <<"query">>;
get_name({x_conference, _, _, _, _, _}) -> <<"x">>;
get_name({xcaptcha, _}) -> <<"captcha">>;
get_name({xdata, _, _, _, _, _, _}) -> <<"x">>;
get_name({xdata_field, _, _, _, _, _, _, _, _}) ->
    <<"field">>;
get_name({xdata_option, _, _}) -> <<"option">>;
get_name({xevent, _, _, _, _, _}) -> <<"x">>;
get_name({xmpp_session, _}) -> <<"session">>.

get_ns({address, _, _, _, _, _}) ->
    <<"http://jabber.org/protocol/address">>;
get_ns({addresses, _}) ->
    <<"http://jabber.org/protocol/address">>;
get_ns({adhoc_actions, _, _, _, _}) ->
    <<"http://jabber.org/protocol/commands">>;
get_ns({adhoc_command, _, _, _, _, _, _, _, _}) ->
    <<"http://jabber.org/protocol/commands">>;
get_ns({adhoc_note, _, _}) ->
    <<"http://jabber.org/protocol/commands">>;
get_ns({bind, _, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-bind">>;
get_ns({block, _}) -> <<"urn:xmpp:blocking">>;
get_ns({block_list, _}) -> <<"urn:xmpp:blocking">>;
get_ns({bob_data, _, _, _, _}) -> <<"urn:xmpp:bob">>;
get_ns({bookmark_conference, _, _, _, _, _}) ->
    <<"storage:bookmarks">>;
get_ns({bookmark_storage, _, _}) ->
    <<"storage:bookmarks">>;
get_ns({bookmark_url, _, _}) -> <<"storage:bookmarks">>;
get_ns({bytestreams, _, _, _, _, _, _}) ->
    <<"http://jabber.org/protocol/bytestreams">>;
get_ns({caps, _, _, _, _}) ->
    <<"http://jabber.org/protocol/caps">>;
get_ns({carbons_disable}) -> <<"urn:xmpp:carbons:2">>;
get_ns({carbons_enable}) -> <<"urn:xmpp:carbons:2">>;
get_ns({carbons_private}) -> <<"urn:xmpp:carbons:2">>;
get_ns({carbons_received, _}) ->
    <<"urn:xmpp:carbons:2">>;
get_ns({carbons_sent, _}) -> <<"urn:xmpp:carbons:2">>;
get_ns({chatstate, active}) ->
    <<"http://jabber.org/protocol/chatstates">>;
get_ns({chatstate, composing}) ->
    <<"http://jabber.org/protocol/chatstates">>;
get_ns({chatstate, gone}) ->
    <<"http://jabber.org/protocol/chatstates">>;
get_ns({chatstate, inactive}) ->
    <<"http://jabber.org/protocol/chatstates">>;
get_ns({chatstate, paused}) ->
    <<"http://jabber.org/protocol/chatstates">>;
get_ns({client_id, _}) -> <<"urn:xmpp:sid:0">>;
get_ns({compress, _}) ->
    <<"http://jabber.org/protocol/compress">>;
get_ns({compress_failure, _}) ->
    <<"http://jabber.org/protocol/compress">>;
get_ns({compressed}) ->
    <<"http://jabber.org/protocol/compress">>;
get_ns({compression, _}) ->
    <<"http://jabber.org/features/compress">>;
get_ns({csi, active}) -> <<"urn:xmpp:csi:0">>;
get_ns({csi, inactive}) -> <<"urn:xmpp:csi:0">>;
get_ns({db_result, _, _, _, _, _}) ->
    <<"jabber:server">>;
get_ns({db_verify, _, _, _, _, _, _}) ->
    <<"jabber:server">>;
get_ns({delay, _, _, _}) -> <<"urn:xmpp:delay">>;
get_ns({delegated, _, _}) ->
    <<"urn:xmpp:delegation:1">>;
get_ns({delegation, _, _}) ->
    <<"urn:xmpp:delegation:1">>;
get_ns({delegation_query, _, _}) ->
    <<"urn:xmpp:delegation:1">>;
get_ns({disco_info, _, _, _, _}) ->
    <<"http://jabber.org/protocol/disco#info">>;
get_ns({disco_item, _, _, _}) ->
    <<"http://jabber.org/protocol/disco#items">>;
get_ns({disco_items, _, _, _}) ->
    <<"http://jabber.org/protocol/disco#items">>;
get_ns({expire, _, _}) -> <<"jabber:x:expire">>;
get_ns({feature_csi, Xmlns}) -> Xmlns;
get_ns({feature_register}) ->
    <<"http://jabber.org/features/iq-register">>;
get_ns({feature_sm, Xmlns}) -> Xmlns;
get_ns({forwarded, _, _}) -> <<"urn:xmpp:forward:0">>;
get_ns({gone, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-stanzas">>;
get_ns({handshake, _}) -> <<"jabber:component:accept">>;
get_ns({hint, 'no-copy'}) -> <<"urn:xmpp:hints">>;
get_ns({hint, 'no-permanent-storage'}) ->
    <<"urn:xmpp:hints">>;
get_ns({hint, 'no-permanent-store'}) ->
    <<"urn:xmpp:hints">>;
get_ns({hint, 'no-storage'}) -> <<"urn:xmpp:hints">>;
get_ns({hint, 'no-store'}) -> <<"urn:xmpp:hints">>;
get_ns({hint, store}) -> <<"urn:xmpp:hints">>;
get_ns({identity, _, _, _, _}) ->
    <<"http://jabber.org/protocol/disco#info">>;
get_ns({iq, _, _, _, _, _, _}) -> <<"jabber:client">>;
get_ns({last, _, _}) -> <<"jabber:iq:last">>;
get_ns({legacy_auth, _, _, _, _}) ->
    <<"jabber:iq:auth">>;
get_ns({mam_archived, _, _}) -> <<"urn:xmpp:mam:tmp">>;
get_ns({mam_fin, Xmlns, _, _, _, _}) -> Xmlns;
get_ns({mam_prefs, Xmlns, _, _, _}) -> Xmlns;
get_ns({mam_query, Xmlns, _, _, _, _, _, _, _}) ->
    Xmlns;
get_ns({mam_result, Xmlns, _, _, _}) -> Xmlns;
get_ns({media, _, _, _}) ->
    <<"urn:xmpp:media-element">>;
get_ns({media_uri, _, _}) ->
    <<"urn:xmpp:media-element">>;
get_ns({message, _, _, _, _, _, _, _, _, _}) ->
    <<"jabber:client">>;
get_ns({mix_join, _, _}) -> <<"urn:xmpp:mix:0">>;
get_ns({mix_leave}) -> <<"urn:xmpp:mix:0">>;
get_ns({mix_participant, _, _}) -> <<"urn:xmpp:mix:0">>;
get_ns({muc, _, _}) ->
    <<"http://jabber.org/protocol/muc">>;
get_ns({muc_admin, _}) ->
    <<"http://jabber.org/protocol/muc#admin">>;
get_ns({muc_decline, _, _, _}) ->
    <<"http://jabber.org/protocol/muc#user">>;
get_ns({muc_destroy, Xmlns, _, _, _}) -> Xmlns;
get_ns({muc_history, _, _, _, _}) ->
    <<"http://jabber.org/protocol/muc">>;
get_ns({muc_invite, _, _, _, _}) ->
    <<"http://jabber.org/protocol/muc#user">>;
get_ns({muc_owner, _, _, _}) ->
    <<"http://jabber.org/protocol/muc#owner">>;
get_ns({muc_subscribe, _, _}) ->
    <<"urn:xmpp:mucsub:0">>;
get_ns({muc_subscriptions, _}) ->
    <<"urn:xmpp:mucsub:0">>;
get_ns({muc_unique, _}) ->
    <<"http://jabber.org/protocol/muc#unique">>;
get_ns({muc_unsubscribe}) -> <<"urn:xmpp:mucsub:0">>;
get_ns({muc_user, _, _, _, _, _, _}) ->
    <<"http://jabber.org/protocol/muc#user">>;
get_ns({nick, _}) ->
    <<"http://jabber.org/protocol/nick">>;
get_ns({offline, _, _, _}) ->
    <<"http://jabber.org/protocol/offline">>;
get_ns({offline_item, _, _}) ->
    <<"http://jabber.org/protocol/offline">>;
get_ns({oob_x, _, _, _}) -> <<"jabber:x:oob">>;
get_ns({p1_ack}) -> <<"p1:ack">>;
get_ns({p1_push}) -> <<"p1:push">>;
get_ns({p1_rebind}) -> <<"p1:rebind">>;
get_ns({ping}) -> <<"urn:xmpp:ping">>;
get_ns({presence, _, _, _, _, _, _, _, _, _}) ->
    <<"jabber:client">>;
get_ns({privacy_item, _, _, _, _, _, _, _, _}) ->
    <<"jabber:iq:privacy">>;
get_ns({privacy_list, _, _}) -> <<"jabber:iq:privacy">>;
get_ns({privacy_query, _, _, _}) ->
    <<"jabber:iq:privacy">>;
get_ns({private, _}) -> <<"jabber:iq:private">>;
get_ns({privilege, _, _}) -> <<"urn:xmpp:privilege:1">>;
get_ns({privilege_perm, _, _}) ->
    <<"urn:xmpp:privilege:1">>;
get_ns({ps_affiliation, Xmlns, _, _, _}) -> Xmlns;
get_ns({ps_error, 'closed-node', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'configuration-required', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'invalid-jid', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'invalid-options', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'invalid-payload', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'invalid-subid', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'item-forbidden', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'item-required', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'jid-required', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'max-items-exceeded', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'max-nodes-exceeded', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'nodeid-required', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'not-in-roster-group', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'not-subscribed', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'payload-required', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'payload-too-big', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'pending-subscription', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'presence-subscription-required',
	_}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'subid-required', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'too-many-subscriptions', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, unsupported, _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_error, 'unsupported-access-model', _}) ->
    <<"http://jabber.org/protocol/pubsub#errors">>;
get_ns({ps_event, _, _, _, _, _, _}) ->
    <<"http://jabber.org/protocol/pubsub#event">>;
get_ns({ps_item, Xmlns, _, _, _, _}) -> Xmlns;
get_ns({ps_items, Xmlns, _, _, _, _, _}) -> Xmlns;
get_ns({ps_options, _, _, _, _}) ->
    <<"http://jabber.org/protocol/pubsub">>;
get_ns({ps_publish, _, _}) ->
    <<"http://jabber.org/protocol/pubsub">>;
get_ns({ps_retract, _, _, _}) ->
    <<"http://jabber.org/protocol/pubsub">>;
get_ns({ps_subscribe, _, _}) ->
    <<"http://jabber.org/protocol/pubsub">>;
get_ns({ps_subscription, Xmlns, _, _, _, _, _}) ->
    Xmlns;
get_ns({ps_unsubscribe, _, _, _}) ->
    <<"http://jabber.org/protocol/pubsub">>;
get_ns({pubsub, _, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _, _}) ->
    <<"http://jabber.org/protocol/pubsub">>;
get_ns({pubsub_owner, _, _, _, _, _, _}) ->
    <<"http://jabber.org/protocol/pubsub#owner">>;
get_ns({redirect, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-stanzas">>;
get_ns({register, _, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _, _, _, _, _, _, _, _}) ->
    <<"jabber:iq:register">>;
get_ns({roster_item, _, _, _, _, _}) ->
    <<"jabber:iq:roster">>;
get_ns({roster_query, _, _}) -> <<"jabber:iq:roster">>;
get_ns({rosterver_feature}) ->
    <<"urn:xmpp:features:rosterver">>;
get_ns({rsm_first, _, _}) ->
    <<"http://jabber.org/protocol/rsm">>;
get_ns({rsm_set, _, _, _, _, _, _, _}) ->
    <<"http://jabber.org/protocol/rsm">>;
get_ns({sasl_abort}) ->
    <<"urn:ietf:params:xml:ns:xmpp-sasl">>;
get_ns({sasl_auth, _, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-sasl">>;
get_ns({sasl_challenge, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-sasl">>;
get_ns({sasl_failure, _, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-sasl">>;
get_ns({sasl_mechanisms, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-sasl">>;
get_ns({sasl_response, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-sasl">>;
get_ns({sasl_success, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-sasl">>;
get_ns({search, _, _, _, _, _, _, _}) ->
    <<"jabber:iq:search">>;
get_ns({search_item, _, _, _, _, _}) ->
    <<"jabber:iq:search">>;
get_ns({'see-other-host', _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-streams">>;
get_ns({shim, _}) ->
    <<"http://jabber.org/protocol/shim">>;
get_ns({sic, _, _, Xmlns}) -> Xmlns;
get_ns({sm_a, _, Xmlns}) -> Xmlns;
get_ns({sm_enable, _, _, Xmlns}) -> Xmlns;
get_ns({sm_enabled, _, _, _, _, Xmlns}) -> Xmlns;
get_ns({sm_failed, _, _, Xmlns}) -> Xmlns;
get_ns({sm_r, Xmlns}) -> Xmlns;
get_ns({sm_resume, _, _, Xmlns}) -> Xmlns;
get_ns({sm_resumed, _, _, Xmlns}) -> Xmlns;
get_ns({stanza_error, _, _, _, _, _, _}) ->
    <<"jabber:client">>;
get_ns({stanza_id, _, _}) -> <<"urn:xmpp:sid:0">>;
get_ns({starttls, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-tls">>;
get_ns({starttls_failure}) ->
    <<"urn:ietf:params:xml:ns:xmpp-tls">>;
get_ns({starttls_proceed}) ->
    <<"urn:ietf:params:xml:ns:xmpp-tls">>;
get_ns({stat, _, _, _, _}) ->
    <<"http://jabber.org/protocol/stats">>;
get_ns({stat_error, _, _}) ->
    <<"http://jabber.org/protocol/stats">>;
get_ns({stats, _, _}) ->
    <<"http://jabber.org/protocol/stats">>;
get_ns({stream_error, _, _}) -> <<"jabber:client">>;
get_ns({stream_features, _}) -> <<"jabber:client">>;
get_ns({stream_start, _, _, _, _, Xmlns, _, _, _}) ->
    Xmlns;
get_ns({streamhost, _, _, _}) ->
    <<"http://jabber.org/protocol/bytestreams">>;
get_ns({thumbnail, _, _, _, _}) ->
    <<"urn:xmpp:thumbs:1">>;
get_ns({time, _, _}) -> <<"urn:xmpp:time">>;
get_ns({unblock, _}) -> <<"urn:xmpp:blocking">>;
get_ns({upload_request, _, _, _, Xmlns}) -> Xmlns;
get_ns({upload_slot, _, _, Xmlns}) -> Xmlns;
get_ns({vcard_adr, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _}) ->
    <<"vcard-temp">>;
get_ns({vcard_email, _, _, _, _, _, _}) ->
    <<"vcard-temp">>;
get_ns({vcard_geo, _, _}) -> <<"vcard-temp">>;
get_ns({vcard_key, _, _}) -> <<"vcard-temp">>;
get_ns({vcard_label, _, _, _, _, _, _, _, _}) ->
    <<"vcard-temp">>;
get_ns({vcard_logo, _, _, _}) -> <<"vcard-temp">>;
get_ns({vcard_name, _, _, _, _, _}) -> <<"vcard-temp">>;
get_ns({vcard_org, _, _}) -> <<"vcard-temp">>;
get_ns({vcard_photo, _, _, _}) -> <<"vcard-temp">>;
get_ns({vcard_sound, _, _, _}) -> <<"vcard-temp">>;
get_ns({vcard_tel, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _}) ->
    <<"vcard-temp">>;
get_ns({vcard_temp, _, _, _, _, _, _, _, _, _, _, _, _,
	_, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _}) ->
    <<"vcard-temp">>;
get_ns({vcard_xupdate, _, _}) ->
    <<"vcard-temp:x:update">>;
get_ns({version, _, _, _}) -> <<"jabber:iq:version">>;
get_ns({x_conference, _, _, _, _, _}) ->
    <<"jabber:x:conference">>;
get_ns({xcaptcha, _}) -> <<"urn:xmpp:captcha">>;
get_ns({xdata, _, _, _, _, _, _}) ->
    <<"jabber:x:data">>;
get_ns({xdata_field, _, _, _, _, _, _, _, _}) ->
    <<"jabber:x:data">>;
get_ns({xdata_option, _, _}) -> <<"jabber:x:data">>;
get_ns({xevent, _, _, _, _, _}) -> <<"jabber:x:event">>;
get_ns({xmpp_session, _}) ->
    <<"urn:ietf:params:xml:ns:xmpp-session">>.

dec_int(Val) -> dec_int(Val, infinity, infinity).

dec_int(Val, Min, Max) ->
    case list_to_integer(binary_to_list(Val)) of
      Int when Int =< Max, Min == infinity -> Int;
      Int when Int =< Max, Int >= Min -> Int
    end.

enc_int(Int) -> list_to_binary(integer_to_list(Int)).

dec_enum(Val, Enums) ->
    AtomVal = erlang:binary_to_existing_atom(Val, utf8),
    case lists:member(AtomVal, Enums) of
      true -> AtomVal
    end.

enc_enum(Atom) -> erlang:atom_to_binary(Atom, utf8).

format_error({bad_attr_value, Attr, Tag, XMLNS}) ->
    <<"Bad value of attribute '", Attr/binary, "' in tag <",
      Tag/binary, "/> qualified by namespace '", XMLNS/binary,
      "'">>;
format_error({bad_cdata_value, <<>>, Tag, XMLNS}) ->
    <<"Bad value of cdata in tag <", Tag/binary,
      "/> qualified by namespace '", XMLNS/binary, "'">>;
format_error({missing_tag, Tag, XMLNS}) ->
    <<"Missing tag <", Tag/binary,
      "/> qualified by namespace '", XMLNS/binary, "'">>;
format_error({missing_attr, Attr, Tag, XMLNS}) ->
    <<"Missing attribute '", Attr/binary, "' in tag <",
      Tag/binary, "/> qualified by namespace '", XMLNS/binary,
      "'">>;
format_error({missing_cdata, <<>>, Tag, XMLNS}) ->
    <<"Missing cdata in tag <", Tag/binary,
      "/> qualified by namespace '", XMLNS/binary, "'">>;
format_error({unknown_tag, Tag, XMLNS}) ->
    <<"Unknown tag <", Tag/binary,
      "/> qualified by namespace '", XMLNS/binary, "'">>;
format_error({missing_tag_xmlns, Tag}) ->
    <<"Missing namespace for tag <", Tag/binary, "/>">>.

get_attr(Attr, Attrs) ->
    case lists:keyfind(Attr, 1, Attrs) of
      {_, Val} -> Val;
      false -> <<>>
    end.

enc_xmlns_attrs(XMLNS, XMLNS) -> [];
enc_xmlns_attrs(XMLNS, _) -> [{<<"xmlns">>, XMLNS}].

choose_top_xmlns(<<>>, NSList, TopXMLNS) ->
    case lists:member(TopXMLNS, NSList) of
      true -> TopXMLNS;
      false -> hd(NSList)
    end;
choose_top_xmlns(XMLNS, _, _) -> XMLNS.

pp(Term) -> io_lib_pretty:print(Term, fun pp/2).

pp(last, 2) -> [seconds, status];
pp(version, 3) -> [name, ver, os];
pp(roster_item, 5) ->
    [jid, name, groups, subscription, ask];
pp(roster_query, 2) -> [items, ver];
pp(rosterver_feature, 0) -> [];
pp(privacy_item, 8) ->
    [order, action, type, value, message, iq, presence_in,
     presence_out];
pp(privacy_list, 2) -> [name, items];
pp(privacy_query, 3) -> [lists, default, active];
pp(block, 1) -> [items];
pp(unblock, 1) -> [items];
pp(block_list, 1) -> [items];
pp(identity, 4) -> [category, type, lang, name];
pp(disco_info, 4) ->
    [node, identities, features, xdata];
pp(disco_item, 3) -> [jid, name, node];
pp(disco_items, 3) -> [node, items, rsm];
pp(private, 1) -> [xml_els];
pp(bookmark_conference, 5) ->
    [name, jid, autojoin, nick, password];
pp(bookmark_url, 2) -> [name, url];
pp(bookmark_storage, 2) -> [conference, url];
pp(stat_error, 2) -> [code, reason];
pp(stat, 4) -> [name, units, value, error];
pp(stats, 2) -> [list, node];
pp(iq, 6) -> [id, type, lang, from, to, sub_els];
pp(message, 9) ->
    [id, type, lang, from, to, subject, body, thread,
     sub_els];
pp(presence, 9) ->
    [id, type, lang, from, to, show, status, priority,
     sub_els];
pp(gone, 1) -> [uri];
pp(redirect, 1) -> [uri];
pp(stanza_error, 6) ->
    [type, code, by, reason, text, sub_els];
pp(bind, 2) -> [jid, resource];
pp(legacy_auth, 4) ->
    [username, password, digest, resource];
pp(sasl_auth, 2) -> [mechanism, text];
pp(sasl_abort, 0) -> [];
pp(sasl_challenge, 1) -> [text];
pp(sasl_response, 1) -> [text];
pp(sasl_success, 1) -> [text];
pp(sasl_failure, 2) -> [reason, text];
pp(sasl_mechanisms, 1) -> [list];
pp(starttls, 1) -> [required];
pp(starttls_proceed, 0) -> [];
pp(starttls_failure, 0) -> [];
pp(compress_failure, 1) -> [reason];
pp(compress, 1) -> [methods];
pp(compressed, 0) -> [];
pp(compression, 1) -> [methods];
pp(stream_features, 1) -> [sub_els];
pp(p1_push, 0) -> [];
pp(p1_rebind, 0) -> [];
pp(p1_ack, 0) -> [];
pp(caps, 4) -> [node, version, hash, exts];
pp(feature_register, 0) -> [];
pp(register, 22) ->
    [registered, remove, instructions, username, nick,
     password, name, first, last, email, address, city,
     state, zip, phone, url, date, misc, text, key, xdata,
     sub_els];
pp(xmpp_session, 1) -> [optional];
pp(ping, 0) -> [];
pp(time, 2) -> [tzo, utc];
pp(text, 2) -> [lang, data];
pp('see-other-host', 1) -> [host];
pp(stream_error, 2) -> [reason, text];
pp(vcard_name, 5) ->
    [family, given, middle, prefix, suffix];
pp(vcard_adr, 14) ->
    [home, work, postal, parcel, dom, intl, pref, pobox,
     extadd, street, locality, region, pcode, ctry];
pp(vcard_label, 8) ->
    [home, work, postal, parcel, dom, intl, pref, line];
pp(vcard_tel, 14) ->
    [home, work, voice, fax, pager, msg, cell, video, bbs,
     modem, isdn, pcs, pref, number];
pp(vcard_email, 6) ->
    [home, work, internet, pref, x400, userid];
pp(vcard_geo, 2) -> [lat, lon];
pp(vcard_logo, 3) -> [type, binval, extval];
pp(vcard_photo, 3) -> [type, binval, extval];
pp(vcard_org, 2) -> [name, units];
pp(vcard_sound, 3) -> [phonetic, binval, extval];
pp(vcard_key, 2) -> [type, cred];
pp(vcard_temp, 29) ->
    [version, fn, n, nickname, photo, bday, adr, label, tel,
     email, jabberid, mailer, tz, geo, title, role, logo,
     org, categories, note, prodid, rev, sort_string, sound,
     uid, url, class, key, desc];
pp(xdata_option, 2) -> [label, value];
pp(xdata_field, 8) ->
    [label, type, var, required, desc, values, options,
     sub_els];
pp(xdata, 6) ->
    [type, instructions, title, reported, items, fields];
pp(ps_subscription, 6) ->
    [xmlns, jid, type, node, subid, expiry];
pp(ps_item, 5) -> [xmlns, id, xml_els, node, publisher];
pp(ps_items, 6) ->
    [xmlns, node, items, max_items, subid, retract];
pp(ps_event, 6) ->
    [items, purge, subscription, delete, create,
     configuration];
pp(ps_subscribe, 2) -> [node, jid];
pp(ps_unsubscribe, 3) -> [node, jid, subid];
pp(ps_publish, 2) -> [node, items];
pp(ps_options, 4) -> [node, jid, subid, xdata];
pp(ps_retract, 3) -> [node, notify, items];
pp(pubsub, 16) ->
    [subscriptions, subscription, affiliations, publish,
     publish_options, subscribe, unsubscribe, options, items,
     retract, create, configure, default, delete, purge,
     rsm];
pp(pubsub_owner, 6) ->
    [affiliations, configure, default, delete, purge,
     subscriptions];
pp(shim, 1) -> [headers];
pp(delay, 3) -> [stamp, from, desc];
pp(streamhost, 3) -> [jid, host, port];
pp(bytestreams, 6) ->
    [hosts, used, activate, dstaddr, mode, sid];
pp(muc_history, 4) ->
    [maxchars, maxstanzas, seconds, since];
pp(muc_decline, 3) -> [reason, from, to];
pp(muc_destroy, 4) -> [xmlns, jid, reason, password];
pp(muc_invite, 4) -> [reason, from, to, continue];
pp(muc_user, 6) ->
    [decline, destroy, invites, items, status_codes,
     password];
pp(muc_owner, 3) -> [destroy, config, items];
pp(muc_item, 7) ->
    [actor, continue, reason, affiliation, role, jid, nick];
pp(muc_actor, 2) -> [jid, nick];
pp(muc_admin, 1) -> [items];
pp(muc, 2) -> [history, password];
pp(muc_unique, 1) -> [name];
pp(x_conference, 5) ->
    [jid, password, reason, continue, thread];
pp(muc_subscriptions, 1) -> [list];
pp(muc_subscribe, 2) -> [nick, events];
pp(muc_unsubscribe, 0) -> [];
pp(rsm_first, 2) -> [index, data];
pp(rsm_set, 7) ->
    ['after', before, count, first, index, last, max];
pp(mam_query, 8) ->
    [xmlns, id, start, 'end', with, withtext, rsm, xdata];
pp(mam_archived, 2) -> [by, id];
pp(mam_result, 4) -> [xmlns, queryid, id, sub_els];
pp(mam_prefs, 4) -> [xmlns, default, always, never];
pp(mam_fin, 5) -> [xmlns, id, rsm, stable, complete];
pp(forwarded, 2) -> [delay, xml_els];
pp(carbons_disable, 0) -> [];
pp(carbons_enable, 0) -> [];
pp(carbons_private, 0) -> [];
pp(carbons_received, 1) -> [forwarded];
pp(carbons_sent, 1) -> [forwarded];
pp(feature_csi, 1) -> [xmlns];
pp(feature_sm, 1) -> [xmlns];
pp(sm_enable, 3) -> [max, resume, xmlns];
pp(sm_enabled, 5) -> [id, location, max, resume, xmlns];
pp(sm_resume, 3) -> [h, previd, xmlns];
pp(sm_resumed, 3) -> [h, previd, xmlns];
pp(sm_r, 1) -> [xmlns];
pp(sm_a, 2) -> [h, xmlns];
pp(sm_failed, 3) -> [reason, h, xmlns];
pp(offline_item, 2) -> [node, action];
pp(offline, 3) -> [items, purge, fetch];
pp(mix_join, 2) -> [jid, subscribe];
pp(mix_leave, 0) -> [];
pp(mix_participant, 2) -> [jid, nick];
pp(search_item, 5) -> [jid, first, last, nick, email];
pp(search, 7) ->
    [instructions, first, last, nick, email, items, xdata];
pp(xevent, 5) ->
    [offline, delivered, displayed, composing, id];
pp(expire, 2) -> [seconds, stored];
pp(nick, 1) -> [name];
pp(address, 5) -> [type, jid, desc, node, delivered];
pp(addresses, 1) -> [list];
pp(stanza_id, 2) -> [by, id];
pp(client_id, 1) -> [id];
pp(adhoc_actions, 4) -> [execute, prev, next, complete];
pp(adhoc_note, 2) -> [type, data];
pp(adhoc_command, 8) ->
    [node, action, sid, status, lang, actions, notes,
     xdata];
pp(db_result, 5) -> [from, to, type, key, sub_els];
pp(db_verify, 6) -> [from, to, id, type, key, sub_els];
pp(handshake, 1) -> [data];
pp(stream_start, 8) ->
    [from, to, id, version, xmlns, stream_xmlns, db_xmlns,
     lang];
pp(bob_data, 4) -> [cid, 'max-age', type, data];
pp(xcaptcha, 1) -> [xdata];
pp(media_uri, 2) -> [type, uri];
pp(media, 3) -> [height, width, uri];
pp(oob_x, 3) -> [url, desc, sid];
pp(sic, 3) -> [ip, port, xmlns];
pp(upload_request, 4) ->
    [filename, size, 'content-type', xmlns];
pp(upload_slot, 3) -> [get, put, xmlns];
pp(thumbnail, 4) -> [uri, 'media-type', width, height];
pp(privilege_perm, 2) -> [access, type];
pp(privilege, 2) -> [perms, forwarded];
pp(delegated, 2) -> [ns, attrs];
pp(delegation, 2) -> [delegated, forwarded];
pp(delegation_query, 2) -> [to, delegate];
pp(_, _) -> no.

enc_ps_aff(member) -> <<"member">>;
enc_ps_aff(none) -> <<"none">>;
enc_ps_aff(outcast) -> <<"outcast">>;
enc_ps_aff(owner) -> <<"owner">>;
enc_ps_aff(publisher) -> <<"publisher">>;
enc_ps_aff(publish_only) -> <<"publish-only">>.

dec_ps_aff(<<"member">>) -> member;
dec_ps_aff(<<"none">>) -> none;
dec_ps_aff(<<"outcast">>) -> outcast;
dec_ps_aff(<<"owner">>) -> owner;
dec_ps_aff(<<"publisher">>) -> publisher;
dec_ps_aff(<<"publish-only">>) -> publish_only.

enc_version({Maj, Min}) ->
    <<(integer_to_binary(Maj))/binary, $.,
      (integer_to_binary(Min))/binary>>.

dec_version(S) ->
    [Major, Minor] = binary:split(S, <<$.>>),
    {binary_to_integer(Major), binary_to_integer(Minor)}.

enc_host_port(Host) when is_binary(Host) -> Host;
enc_host_port({{_, _, _, _, _, _, _, _} = IPv6,
	       Port}) ->
    enc_host_port({<<$[, (enc_ip(IPv6))/binary, $]>>,
		   Port});
enc_host_port({{_, _, _, _} = IPv4, Port}) ->
    enc_host_port({enc_ip(IPv4), Port});
enc_host_port({Host, Port}) ->
    <<Host/binary, $:, (integer_to_binary(Port))/binary>>;
enc_host_port(Addr) -> enc_ip(Addr).

dec_host_port(<<$[, T/binary>>) ->
    [IP, <<$:, Port/binary>>] = binary:split(T, <<$]>>),
    {dec_ip(IP), dec_int(Port, 0, 65535)};
dec_host_port(S) ->
    case binary:split(S, <<$:>>) of
      [S] -> try dec_ip(S) catch _:_ -> S end;
      [S, P] ->
	  {try dec_ip(S) catch _:_ -> S end, dec_int(P, 0, 65535)}
    end.

enc_ip({0, 0, 0, 0, 0, 65535, A, B}) ->
    enc_ip({(A bsr 8) band 255, A band 255,
	    (B bsr 8) band 255, B band 255});
enc_ip(Addr) -> list_to_binary(inet_parse:ntoa(Addr)).

dec_ip(S) ->
    {ok, Addr} = inet_parse:address(binary_to_list(S)),
    Addr.

join([], _Sep) -> <<>>;
join([H | T], Sep) ->
    <<H/binary, << <<Sep, X/binary>>  || X <- T >>/binary>>.

enc_bool(false) -> <<"false">>;
enc_bool(true) -> <<"true">>.

dec_bool(<<"false">>) -> false;
dec_bool(<<"0">>) -> false;
dec_bool(<<"true">>) -> true;
dec_bool(<<"1">>) -> true.

nameprep(S) ->
    case jid:nameprep(S) of
      error -> erlang:error(badarg);
      S1 -> S1
    end.

resourceprep(R) ->
    case jid:resourceprep(R) of
      error -> erlang:error(badarg);
      R1 -> R1
    end.

enc_jid(J) -> jid:to_string(J).

dec_jid(Val) ->
    case jid:from_string(Val) of
      error -> erlang:error(badarg);
      J -> J
    end.

enc_utc(Val) -> xmpp_util:encode_timestamp(Val).

dec_utc(Val) -> xmpp_util:decode_timestamp(Val).

enc_tzo({H, M}) ->
    Sign = if H >= 0 -> <<>>;
	      true -> <<"-">>
	   end,
    list_to_binary([Sign,
		    io_lib:format("~2..0w:~2..0w", [H, M])]).

dec_tzo(Val) ->
    [H1, M1] = str:tokens(Val, <<":">>),
    H = binary_to_integer(H1),
    M = binary_to_integer(M1),
    if H >= -12, H =< 12, M >= 0, M < 60 -> {H, M} end.

decode_delegation_query(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"query">>, _attrs, _els}) ->
    Delegate = decode_delegation_query_els(__TopXMLNS,
					   __IgnoreEls, _els, []),
    To = decode_delegation_query_attrs(__TopXMLNS, _attrs,
				       undefined),
    {delegation_query, To, Delegate}.

decode_delegation_query_els(__TopXMLNS, __IgnoreEls, [],
			    Delegate) ->
    lists:reverse(Delegate);
decode_delegation_query_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"delegate">>, _attrs, _} = _el | _els],
			    Delegate) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:delegation:1">> ->
	  decode_delegation_query_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      [decode_delegate(__TopXMLNS, __IgnoreEls,
						       _el)
				       | Delegate]);
      <<"urn:xmpp:delegation:1">> ->
	  decode_delegation_query_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      [decode_delegate(<<"urn:xmpp:delegation:1">>,
						       __IgnoreEls, _el)
				       | Delegate]);
      _ ->
	  decode_delegation_query_els(__TopXMLNS, __IgnoreEls,
				      _els, Delegate)
    end;
decode_delegation_query_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Delegate) ->
    decode_delegation_query_els(__TopXMLNS, __IgnoreEls,
				_els, Delegate).

decode_delegation_query_attrs(__TopXMLNS,
			      [{<<"to">>, _val} | _attrs], _To) ->
    decode_delegation_query_attrs(__TopXMLNS, _attrs, _val);
decode_delegation_query_attrs(__TopXMLNS, [_ | _attrs],
			      To) ->
    decode_delegation_query_attrs(__TopXMLNS, _attrs, To);
decode_delegation_query_attrs(__TopXMLNS, [], To) ->
    decode_delegation_query_attr_to(__TopXMLNS, To).

encode_delegation_query({delegation_query, To,
			 Delegate},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:delegation:1">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_delegation_query_$delegate'(Delegate,
							  __NewTopXMLNS, [])),
    _attrs = encode_delegation_query_attr_to(To,
					     enc_xmlns_attrs(__NewTopXMLNS,
							     __TopXMLNS)),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_delegation_query_$delegate'([], __TopXMLNS,
				    _acc) ->
    _acc;
'encode_delegation_query_$delegate'([Delegate | _els],
				    __TopXMLNS, _acc) ->
    'encode_delegation_query_$delegate'(_els, __TopXMLNS,
					[encode_delegate(Delegate, __TopXMLNS)
					 | _acc]).

decode_delegation_query_attr_to(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"to">>, <<"query">>, __TopXMLNS}});
decode_delegation_query_attr_to(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"query">>, __TopXMLNS}});
      _res -> _res
    end.

encode_delegation_query_attr_to(_val, _acc) ->
    [{<<"to">>, enc_jid(_val)} | _acc].

decode_delegate(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"delegate">>, _attrs, _els}) ->
    Namespace = decode_delegate_attrs(__TopXMLNS, _attrs,
				      undefined),
    Namespace.

decode_delegate_attrs(__TopXMLNS,
		      [{<<"namespace">>, _val} | _attrs], _Namespace) ->
    decode_delegate_attrs(__TopXMLNS, _attrs, _val);
decode_delegate_attrs(__TopXMLNS, [_ | _attrs],
		      Namespace) ->
    decode_delegate_attrs(__TopXMLNS, _attrs, Namespace);
decode_delegate_attrs(__TopXMLNS, [], Namespace) ->
    decode_delegate_attr_namespace(__TopXMLNS, Namespace).

encode_delegate(Namespace, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:delegation:1">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_delegate_attr_namespace(Namespace,
					    enc_xmlns_attrs(__NewTopXMLNS,
							    __TopXMLNS)),
    {xmlel, <<"delegate">>, _attrs, _els}.

decode_delegate_attr_namespace(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"namespace">>, <<"delegate">>,
		   __TopXMLNS}});
decode_delegate_attr_namespace(__TopXMLNS, _val) ->
    _val.

encode_delegate_attr_namespace(_val, _acc) ->
    [{<<"namespace">>, _val} | _acc].

decode_delegation(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"delegation">>, _attrs, _els}) ->
    {Forwarded, Delegated} =
	decode_delegation_els(__TopXMLNS, __IgnoreEls, _els,
			      undefined, []),
    {delegation, Delegated, Forwarded}.

decode_delegation_els(__TopXMLNS, __IgnoreEls, [],
		      Forwarded, Delegated) ->
    {Forwarded, lists:reverse(Delegated)};
decode_delegation_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"delegated">>, _attrs, _} = _el | _els],
		      Forwarded, Delegated) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:delegation:1">> ->
	  decode_delegation_els(__TopXMLNS, __IgnoreEls, _els,
				Forwarded,
				[decode_delegated(__TopXMLNS, __IgnoreEls, _el)
				 | Delegated]);
      <<"urn:xmpp:delegation:1">> ->
	  decode_delegation_els(__TopXMLNS, __IgnoreEls, _els,
				Forwarded,
				[decode_delegated(<<"urn:xmpp:delegation:1">>,
						  __IgnoreEls, _el)
				 | Delegated]);
      _ ->
	  decode_delegation_els(__TopXMLNS, __IgnoreEls, _els,
				Forwarded, Delegated)
    end;
decode_delegation_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"forwarded">>, _attrs, _} = _el | _els],
		      Forwarded, Delegated) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:xmpp:forward:0">> ->
	  decode_delegation_els(__TopXMLNS, __IgnoreEls, _els,
				decode_forwarded(<<"urn:xmpp:forward:0">>,
						 __IgnoreEls, _el),
				Delegated);
      _ ->
	  decode_delegation_els(__TopXMLNS, __IgnoreEls, _els,
				Forwarded, Delegated)
    end;
decode_delegation_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Forwarded, Delegated) ->
    decode_delegation_els(__TopXMLNS, __IgnoreEls, _els,
			  Forwarded, Delegated).

encode_delegation({delegation, Delegated, Forwarded},
		  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:delegation:1">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_delegation_$forwarded'(Forwarded,
						     __NewTopXMLNS,
						     'encode_delegation_$delegated'(Delegated,
										    __NewTopXMLNS,
										    []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"delegation">>, _attrs, _els}.

'encode_delegation_$forwarded'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_delegation_$forwarded'(Forwarded, __TopXMLNS,
			       _acc) ->
    [encode_forwarded(Forwarded, __TopXMLNS) | _acc].

'encode_delegation_$delegated'([], __TopXMLNS, _acc) ->
    _acc;
'encode_delegation_$delegated'([Delegated | _els],
			       __TopXMLNS, _acc) ->
    'encode_delegation_$delegated'(_els, __TopXMLNS,
				   [encode_delegated(Delegated, __TopXMLNS)
				    | _acc]).

decode_delegated(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"delegated">>, _attrs, _els}) ->
    Attrs = decode_delegated_els(__TopXMLNS, __IgnoreEls,
				 _els, []),
    Ns = decode_delegated_attrs(__TopXMLNS, _attrs,
				undefined),
    {delegated, Ns, Attrs}.

decode_delegated_els(__TopXMLNS, __IgnoreEls, [],
		     Attrs) ->
    lists:reverse(Attrs);
decode_delegated_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"attribute">>, _attrs, _} = _el | _els],
		     Attrs) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:delegation:1">> ->
	  decode_delegated_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_delegated_attribute(__TopXMLNS,
							   __IgnoreEls, _el)
				| Attrs]);
      <<"urn:xmpp:delegation:1">> ->
	  decode_delegated_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_delegated_attribute(<<"urn:xmpp:delegation:1">>,
							   __IgnoreEls, _el)
				| Attrs]);
      _ ->
	  decode_delegated_els(__TopXMLNS, __IgnoreEls, _els,
			       Attrs)
    end;
decode_delegated_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Attrs) ->
    decode_delegated_els(__TopXMLNS, __IgnoreEls, _els,
			 Attrs).

decode_delegated_attrs(__TopXMLNS,
		       [{<<"namespace">>, _val} | _attrs], _Ns) ->
    decode_delegated_attrs(__TopXMLNS, _attrs, _val);
decode_delegated_attrs(__TopXMLNS, [_ | _attrs], Ns) ->
    decode_delegated_attrs(__TopXMLNS, _attrs, Ns);
decode_delegated_attrs(__TopXMLNS, [], Ns) ->
    decode_delegated_attr_namespace(__TopXMLNS, Ns).

encode_delegated({delegated, Ns, Attrs}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:delegation:1">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_delegated_$attrs'(Attrs,
						   __NewTopXMLNS, [])),
    _attrs = encode_delegated_attr_namespace(Ns,
					     enc_xmlns_attrs(__NewTopXMLNS,
							     __TopXMLNS)),
    {xmlel, <<"delegated">>, _attrs, _els}.

'encode_delegated_$attrs'([], __TopXMLNS, _acc) -> _acc;
'encode_delegated_$attrs'([Attrs | _els], __TopXMLNS,
			  _acc) ->
    'encode_delegated_$attrs'(_els, __TopXMLNS,
			      [encode_delegated_attribute(Attrs, __TopXMLNS)
			       | _acc]).

decode_delegated_attr_namespace(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"namespace">>, <<"delegated">>,
		   __TopXMLNS}});
decode_delegated_attr_namespace(__TopXMLNS, _val) ->
    _val.

encode_delegated_attr_namespace(_val, _acc) ->
    [{<<"namespace">>, _val} | _acc].

decode_delegated_attribute(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"attribute">>, _attrs, _els}) ->
    Name = decode_delegated_attribute_attrs(__TopXMLNS,
					    _attrs, undefined),
    Name.

decode_delegated_attribute_attrs(__TopXMLNS,
				 [{<<"name">>, _val} | _attrs], _Name) ->
    decode_delegated_attribute_attrs(__TopXMLNS, _attrs,
				     _val);
decode_delegated_attribute_attrs(__TopXMLNS,
				 [_ | _attrs], Name) ->
    decode_delegated_attribute_attrs(__TopXMLNS, _attrs,
				     Name);
decode_delegated_attribute_attrs(__TopXMLNS, [],
				 Name) ->
    decode_delegated_attribute_attr_name(__TopXMLNS, Name).

encode_delegated_attribute(Name, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:delegation:1">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_delegated_attribute_attr_name(Name,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"attribute">>, _attrs, _els}.

decode_delegated_attribute_attr_name(__TopXMLNS,
				     undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"name">>, <<"attribute">>,
		   __TopXMLNS}});
decode_delegated_attribute_attr_name(__TopXMLNS,
				     _val) ->
    _val.

encode_delegated_attribute_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_privilege(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"privilege">>, _attrs, _els}) ->
    {Perms, Forwarded} = decode_privilege_els(__TopXMLNS,
					      __IgnoreEls, _els, [], undefined),
    {privilege, Perms, Forwarded}.

decode_privilege_els(__TopXMLNS, __IgnoreEls, [], Perms,
		     Forwarded) ->
    {lists:reverse(Perms), Forwarded};
decode_privilege_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"perm">>, _attrs, _} = _el | _els], Perms,
		     Forwarded) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:privilege:1">> ->
	  decode_privilege_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_privilege_perm(__TopXMLNS, __IgnoreEls,
						      _el)
				| Perms],
			       Forwarded);
      <<"urn:xmpp:privilege:1">> ->
	  decode_privilege_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_privilege_perm(<<"urn:xmpp:privilege:1">>,
						      __IgnoreEls, _el)
				| Perms],
			       Forwarded);
      _ ->
	  decode_privilege_els(__TopXMLNS, __IgnoreEls, _els,
			       Perms, Forwarded)
    end;
decode_privilege_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"forwarded">>, _attrs, _} = _el | _els],
		     Perms, Forwarded) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:xmpp:forward:0">> ->
	  decode_privilege_els(__TopXMLNS, __IgnoreEls, _els,
			       Perms,
			       decode_forwarded(<<"urn:xmpp:forward:0">>,
						__IgnoreEls, _el));
      _ ->
	  decode_privilege_els(__TopXMLNS, __IgnoreEls, _els,
			       Perms, Forwarded)
    end;
decode_privilege_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Perms, Forwarded) ->
    decode_privilege_els(__TopXMLNS, __IgnoreEls, _els,
			 Perms, Forwarded).

encode_privilege({privilege, Perms, Forwarded},
		 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:privilege:1">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_privilege_$perms'(Perms,
						   __NewTopXMLNS,
						   'encode_privilege_$forwarded'(Forwarded,
										 __NewTopXMLNS,
										 []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"privilege">>, _attrs, _els}.

'encode_privilege_$perms'([], __TopXMLNS, _acc) -> _acc;
'encode_privilege_$perms'([Perms | _els], __TopXMLNS,
			  _acc) ->
    'encode_privilege_$perms'(_els, __TopXMLNS,
			      [encode_privilege_perm(Perms, __TopXMLNS)
			       | _acc]).

'encode_privilege_$forwarded'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_privilege_$forwarded'(Forwarded, __TopXMLNS,
			      _acc) ->
    [encode_forwarded(Forwarded, __TopXMLNS) | _acc].

decode_privilege_perm(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"perm">>, _attrs, _els}) ->
    {Access, Type} = decode_privilege_perm_attrs(__TopXMLNS,
						 _attrs, undefined, undefined),
    {privilege_perm, Access, Type}.

decode_privilege_perm_attrs(__TopXMLNS,
			    [{<<"access">>, _val} | _attrs], _Access, Type) ->
    decode_privilege_perm_attrs(__TopXMLNS, _attrs, _val,
				Type);
decode_privilege_perm_attrs(__TopXMLNS,
			    [{<<"type">>, _val} | _attrs], Access, _Type) ->
    decode_privilege_perm_attrs(__TopXMLNS, _attrs, Access,
				_val);
decode_privilege_perm_attrs(__TopXMLNS, [_ | _attrs],
			    Access, Type) ->
    decode_privilege_perm_attrs(__TopXMLNS, _attrs, Access,
				Type);
decode_privilege_perm_attrs(__TopXMLNS, [], Access,
			    Type) ->
    {decode_privilege_perm_attr_access(__TopXMLNS, Access),
     decode_privilege_perm_attr_type(__TopXMLNS, Type)}.

encode_privilege_perm({privilege_perm, Access, Type},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:privilege:1">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_privilege_perm_attr_type(Type,
					     encode_privilege_perm_attr_access(Access,
									       enc_xmlns_attrs(__NewTopXMLNS,
											       __TopXMLNS))),
    {xmlel, <<"perm">>, _attrs, _els}.

decode_privilege_perm_attr_access(__TopXMLNS,
				  undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"access">>, <<"perm">>, __TopXMLNS}});
decode_privilege_perm_attr_access(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [roster, message, presence])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"access">>, <<"perm">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_privilege_perm_attr_access(_val, _acc) ->
    [{<<"access">>, enc_enum(_val)} | _acc].

decode_privilege_perm_attr_type(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"type">>, <<"perm">>, __TopXMLNS}});
decode_privilege_perm_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[none, get, set, both, outgoing, roster,
			 managed_entity])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"perm">>, __TopXMLNS}});
      _res -> _res
    end.

encode_privilege_perm_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_thumbnail(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"thumbnail">>, _attrs, _els}) ->
    {Uri, Media_type, Width, Height} =
	decode_thumbnail_attrs(__TopXMLNS, _attrs, undefined,
			       undefined, undefined, undefined),
    {thumbnail, Uri, Media_type, Width, Height}.

decode_thumbnail_attrs(__TopXMLNS,
		       [{<<"uri">>, _val} | _attrs], _Uri, Media_type, Width,
		       Height) ->
    decode_thumbnail_attrs(__TopXMLNS, _attrs, _val,
			   Media_type, Width, Height);
decode_thumbnail_attrs(__TopXMLNS,
		       [{<<"media-type">>, _val} | _attrs], Uri, _Media_type,
		       Width, Height) ->
    decode_thumbnail_attrs(__TopXMLNS, _attrs, Uri, _val,
			   Width, Height);
decode_thumbnail_attrs(__TopXMLNS,
		       [{<<"width">>, _val} | _attrs], Uri, Media_type, _Width,
		       Height) ->
    decode_thumbnail_attrs(__TopXMLNS, _attrs, Uri,
			   Media_type, _val, Height);
decode_thumbnail_attrs(__TopXMLNS,
		       [{<<"height">>, _val} | _attrs], Uri, Media_type, Width,
		       _Height) ->
    decode_thumbnail_attrs(__TopXMLNS, _attrs, Uri,
			   Media_type, Width, _val);
decode_thumbnail_attrs(__TopXMLNS, [_ | _attrs], Uri,
		       Media_type, Width, Height) ->
    decode_thumbnail_attrs(__TopXMLNS, _attrs, Uri,
			   Media_type, Width, Height);
decode_thumbnail_attrs(__TopXMLNS, [], Uri, Media_type,
		       Width, Height) ->
    {decode_thumbnail_attr_uri(__TopXMLNS, Uri),
     'decode_thumbnail_attr_media-type'(__TopXMLNS,
					Media_type),
     decode_thumbnail_attr_width(__TopXMLNS, Width),
     decode_thumbnail_attr_height(__TopXMLNS, Height)}.

encode_thumbnail({thumbnail, Uri, Media_type, Width,
		  Height},
		 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:thumbs:1">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_thumbnail_attr_height(Height,
					  encode_thumbnail_attr_width(Width,
								      'encode_thumbnail_attr_media-type'(Media_type,
													 encode_thumbnail_attr_uri(Uri,
																   enc_xmlns_attrs(__NewTopXMLNS,
																		   __TopXMLNS))))),
    {xmlel, <<"thumbnail">>, _attrs, _els}.

decode_thumbnail_attr_uri(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"uri">>, <<"thumbnail">>,
		   __TopXMLNS}});
decode_thumbnail_attr_uri(__TopXMLNS, _val) -> _val.

encode_thumbnail_attr_uri(_val, _acc) ->
    [{<<"uri">>, _val} | _acc].

'decode_thumbnail_attr_media-type'(__TopXMLNS,
				   undefined) ->
    <<>>;
'decode_thumbnail_attr_media-type'(__TopXMLNS, _val) ->
    _val.

'encode_thumbnail_attr_media-type'(<<>>, _acc) -> _acc;
'encode_thumbnail_attr_media-type'(_val, _acc) ->
    [{<<"media-type">>, _val} | _acc].

decode_thumbnail_attr_width(__TopXMLNS, undefined) ->
    undefined;
decode_thumbnail_attr_width(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"width">>, <<"thumbnail">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_thumbnail_attr_width(undefined, _acc) -> _acc;
encode_thumbnail_attr_width(_val, _acc) ->
    [{<<"width">>, enc_int(_val)} | _acc].

decode_thumbnail_attr_height(__TopXMLNS, undefined) ->
    undefined;
decode_thumbnail_attr_height(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"height">>, <<"thumbnail">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_thumbnail_attr_height(undefined, _acc) -> _acc;
encode_thumbnail_attr_height(_val, _acc) ->
    [{<<"height">>, enc_int(_val)} | _acc].

decode_upload_slot(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"slot">>, _attrs, _els}) ->
    {Put, Get} = decode_upload_slot_els(__TopXMLNS,
					__IgnoreEls, _els, undefined,
					undefined),
    Xmlns = decode_upload_slot_attrs(__TopXMLNS, _attrs,
				     undefined),
    {upload_slot, Get, Put, Xmlns}.

decode_upload_slot_els(__TopXMLNS, __IgnoreEls, [], Put,
		       Get) ->
    {Put, Get};
decode_upload_slot_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"get">>, _attrs, _} = _el | _els], Put,
		       Get) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"eu:siacs:conversations:http:upload">>;
	       __TopXMLNS == <<"urn:xmpp:http:upload">> ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 Put,
				 decode_upload_get(__TopXMLNS, __IgnoreEls,
						   _el));
      <<"urn:xmpp:http:upload">> ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 Put,
				 decode_upload_get(<<"urn:xmpp:http:upload">>,
						   __IgnoreEls, _el));
      <<"eu:siacs:conversations:http:upload">> ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 Put,
				 decode_upload_get(<<"eu:siacs:conversations:http:upload">>,
						   __IgnoreEls, _el));
      _ ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 Put, Get)
    end;
decode_upload_slot_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"put">>, _attrs, _} = _el | _els], Put,
		       Get) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"eu:siacs:conversations:http:upload">>;
	       __TopXMLNS == <<"urn:xmpp:http:upload">> ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_upload_put(__TopXMLNS, __IgnoreEls,
						   _el),
				 Get);
      <<"urn:xmpp:http:upload">> ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_upload_put(<<"urn:xmpp:http:upload">>,
						   __IgnoreEls, _el),
				 Get);
      <<"eu:siacs:conversations:http:upload">> ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_upload_put(<<"eu:siacs:conversations:http:upload">>,
						   __IgnoreEls, _el),
				 Get);
      _ ->
	  decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
				 Put, Get)
    end;
decode_upload_slot_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Put, Get) ->
    decode_upload_slot_els(__TopXMLNS, __IgnoreEls, _els,
			   Put, Get).

decode_upload_slot_attrs(__TopXMLNS,
			 [{<<"xmlns">>, _val} | _attrs], _Xmlns) ->
    decode_upload_slot_attrs(__TopXMLNS, _attrs, _val);
decode_upload_slot_attrs(__TopXMLNS, [_ | _attrs],
			 Xmlns) ->
    decode_upload_slot_attrs(__TopXMLNS, _attrs, Xmlns);
decode_upload_slot_attrs(__TopXMLNS, [], Xmlns) ->
    decode_upload_slot_attr_xmlns(__TopXMLNS, Xmlns).

encode_upload_slot({upload_slot, Get, Put, Xmlns},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:http:upload">>,
				      <<"eu:siacs:conversations:http:upload">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_upload_slot_$put'(Put,
						   __NewTopXMLNS,
						   'encode_upload_slot_$get'(Get,
									     __NewTopXMLNS,
									     []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"slot">>, _attrs, _els}.

'encode_upload_slot_$put'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_upload_slot_$put'(Put, __TopXMLNS, _acc) ->
    [encode_upload_put(Put, __TopXMLNS) | _acc].

'encode_upload_slot_$get'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_upload_slot_$get'(Get, __TopXMLNS, _acc) ->
    [encode_upload_get(Get, __TopXMLNS) | _acc].

decode_upload_slot_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_upload_slot_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_upload_put(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"put">>, _attrs, _els}) ->
    Cdata = decode_upload_put_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_upload_put_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_upload_put_cdata(__TopXMLNS, Cdata);
decode_upload_put_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_upload_put_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_upload_put_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_upload_put_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_upload_put(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:http:upload">>,
				      <<"eu:siacs:conversations:http:upload">>],
				     __TopXMLNS),
    _els = encode_upload_put_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"put">>, _attrs, _els}.

decode_upload_put_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"put">>, __TopXMLNS}});
decode_upload_put_cdata(__TopXMLNS, _val) -> _val.

encode_upload_put_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_upload_get(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"get">>, _attrs, _els}) ->
    Cdata = decode_upload_get_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_upload_get_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_upload_get_cdata(__TopXMLNS, Cdata);
decode_upload_get_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_upload_get_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_upload_get_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_upload_get_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_upload_get(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:http:upload">>,
				      <<"eu:siacs:conversations:http:upload">>],
				     __TopXMLNS),
    _els = encode_upload_get_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"get">>, _attrs, _els}.

decode_upload_get_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"get">>, __TopXMLNS}});
decode_upload_get_cdata(__TopXMLNS, _val) -> _val.

encode_upload_get_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_upload_request(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"request">>, _attrs, _els}) ->
    {Content_type, Size, Filename} =
	decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				  <<>>, error, error),
    Xmlns = decode_upload_request_attrs(__TopXMLNS, _attrs,
					undefined),
    {upload_request, Filename, Size, Content_type, Xmlns}.

decode_upload_request_els(__TopXMLNS, __IgnoreEls, [],
			  Content_type, Size, Filename) ->
    {Content_type,
     case Size of
       error ->
	   erlang:error({xmpp_codec,
			 {missing_tag, <<"size">>, __TopXMLNS}});
       {value, Size1} -> Size1
     end,
     case Filename of
       error ->
	   erlang:error({xmpp_codec,
			 {missing_tag, <<"filename">>, __TopXMLNS}});
       {value, Filename1} -> Filename1
     end};
decode_upload_request_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"filename">>, _attrs, _} = _el | _els],
			  Content_type, Size, Filename) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"eu:siacs:conversations:http:upload">>;
	       __TopXMLNS == <<"urn:xmpp:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type, Size,
				    {value,
				     decode_upload_filename(__TopXMLNS,
							    __IgnoreEls, _el)});
      <<"urn:xmpp:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type, Size,
				    {value,
				     decode_upload_filename(<<"urn:xmpp:http:upload">>,
							    __IgnoreEls, _el)});
      <<"eu:siacs:conversations:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type, Size,
				    {value,
				     decode_upload_filename(<<"eu:siacs:conversations:http:upload">>,
							    __IgnoreEls, _el)});
      _ ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type, Size, Filename)
    end;
decode_upload_request_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"size">>, _attrs, _} = _el | _els],
			  Content_type, Size, Filename) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"eu:siacs:conversations:http:upload">>;
	       __TopXMLNS == <<"urn:xmpp:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type,
				    {value,
				     decode_upload_size(__TopXMLNS, __IgnoreEls,
							_el)},
				    Filename);
      <<"urn:xmpp:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type,
				    {value,
				     decode_upload_size(<<"urn:xmpp:http:upload">>,
							__IgnoreEls, _el)},
				    Filename);
      <<"eu:siacs:conversations:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type,
				    {value,
				     decode_upload_size(<<"eu:siacs:conversations:http:upload">>,
							__IgnoreEls, _el)},
				    Filename);
      _ ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type, Size, Filename)
    end;
decode_upload_request_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"content-type">>, _attrs, _} = _el | _els],
			  Content_type, Size, Filename) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"eu:siacs:conversations:http:upload">>;
	       __TopXMLNS == <<"urn:xmpp:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_upload_content_type(__TopXMLNS,
							       __IgnoreEls,
							       _el),
				    Size, Filename);
      <<"urn:xmpp:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_upload_content_type(<<"urn:xmpp:http:upload">>,
							       __IgnoreEls,
							       _el),
				    Size, Filename);
      <<"eu:siacs:conversations:http:upload">> ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_upload_content_type(<<"eu:siacs:conversations:http:upload">>,
							       __IgnoreEls,
							       _el),
				    Size, Filename);
      _ ->
	  decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
				    Content_type, Size, Filename)
    end;
decode_upload_request_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Content_type, Size, Filename) ->
    decode_upload_request_els(__TopXMLNS, __IgnoreEls, _els,
			      Content_type, Size, Filename).

decode_upload_request_attrs(__TopXMLNS,
			    [{<<"xmlns">>, _val} | _attrs], _Xmlns) ->
    decode_upload_request_attrs(__TopXMLNS, _attrs, _val);
decode_upload_request_attrs(__TopXMLNS, [_ | _attrs],
			    Xmlns) ->
    decode_upload_request_attrs(__TopXMLNS, _attrs, Xmlns);
decode_upload_request_attrs(__TopXMLNS, [], Xmlns) ->
    decode_upload_request_attr_xmlns(__TopXMLNS, Xmlns).

encode_upload_request({upload_request, Filename, Size,
		       Content_type, Xmlns},
		      __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:http:upload">>,
				      <<"eu:siacs:conversations:http:upload">>],
				     __TopXMLNS),
    _els =
	lists:reverse('encode_upload_request_$content-type'(Content_type,
							    __NewTopXMLNS,
							    'encode_upload_request_$size'(Size,
											  __NewTopXMLNS,
											  'encode_upload_request_$filename'(Filename,
															    __NewTopXMLNS,
															    [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"request">>, _attrs, _els}.

'encode_upload_request_$content-type'(<<>>, __TopXMLNS,
				      _acc) ->
    _acc;
'encode_upload_request_$content-type'(Content_type,
				      __TopXMLNS, _acc) ->
    [encode_upload_content_type(Content_type, __TopXMLNS)
     | _acc].

'encode_upload_request_$size'(Size, __TopXMLNS, _acc) ->
    [encode_upload_size(Size, __TopXMLNS) | _acc].

'encode_upload_request_$filename'(Filename, __TopXMLNS,
				  _acc) ->
    [encode_upload_filename(Filename, __TopXMLNS) | _acc].

decode_upload_request_attr_xmlns(__TopXMLNS,
				 undefined) ->
    <<>>;
decode_upload_request_attr_xmlns(__TopXMLNS, _val) ->
    _val.

decode_upload_content_type(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"content-type">>, _attrs, _els}) ->
    Cdata = decode_upload_content_type_els(__TopXMLNS,
					   __IgnoreEls, _els, <<>>),
    Cdata.

decode_upload_content_type_els(__TopXMLNS, __IgnoreEls,
			       [], Cdata) ->
    decode_upload_content_type_cdata(__TopXMLNS, Cdata);
decode_upload_content_type_els(__TopXMLNS, __IgnoreEls,
			       [{xmlcdata, _data} | _els], Cdata) ->
    decode_upload_content_type_els(__TopXMLNS, __IgnoreEls,
				   _els, <<Cdata/binary, _data/binary>>);
decode_upload_content_type_els(__TopXMLNS, __IgnoreEls,
			       [_ | _els], Cdata) ->
    decode_upload_content_type_els(__TopXMLNS, __IgnoreEls,
				   _els, Cdata).

encode_upload_content_type(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:http:upload">>,
				      <<"eu:siacs:conversations:http:upload">>],
				     __TopXMLNS),
    _els = encode_upload_content_type_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"content-type">>, _attrs, _els}.

decode_upload_content_type_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_upload_content_type_cdata(__TopXMLNS, _val) ->
    _val.

encode_upload_content_type_cdata(<<>>, _acc) -> _acc;
encode_upload_content_type_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_upload_size(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"size">>, _attrs, _els}) ->
    Cdata = decode_upload_size_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_upload_size_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_upload_size_cdata(__TopXMLNS, Cdata);
decode_upload_size_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_upload_size_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_upload_size_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_upload_size_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_upload_size(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:http:upload">>,
				      <<"eu:siacs:conversations:http:upload">>],
				     __TopXMLNS),
    _els = encode_upload_size_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"size">>, _attrs, _els}.

decode_upload_size_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"size">>, __TopXMLNS}});
decode_upload_size_cdata(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"size">>, __TopXMLNS}});
      _res -> _res
    end.

encode_upload_size_cdata(_val, _acc) ->
    [{xmlcdata, enc_int(_val)} | _acc].

decode_upload_filename(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"filename">>, _attrs, _els}) ->
    Cdata = decode_upload_filename_els(__TopXMLNS,
				       __IgnoreEls, _els, <<>>),
    Cdata.

decode_upload_filename_els(__TopXMLNS, __IgnoreEls, [],
			   Cdata) ->
    decode_upload_filename_cdata(__TopXMLNS, Cdata);
decode_upload_filename_els(__TopXMLNS, __IgnoreEls,
			   [{xmlcdata, _data} | _els], Cdata) ->
    decode_upload_filename_els(__TopXMLNS, __IgnoreEls,
			       _els, <<Cdata/binary, _data/binary>>);
decode_upload_filename_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], Cdata) ->
    decode_upload_filename_els(__TopXMLNS, __IgnoreEls,
			       _els, Cdata).

encode_upload_filename(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:http:upload">>,
				      <<"eu:siacs:conversations:http:upload">>],
				     __TopXMLNS),
    _els = encode_upload_filename_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"filename">>, _attrs, _els}.

decode_upload_filename_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"filename">>, __TopXMLNS}});
decode_upload_filename_cdata(__TopXMLNS, _val) -> _val.

encode_upload_filename_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_sic(__TopXMLNS, __IgnoreEls,
	   {xmlel, <<"address">>, _attrs, _els}) ->
    {Ip, Port} = decode_sic_els(__TopXMLNS, __IgnoreEls,
				_els, undefined, undefined),
    Xmlns = decode_sic_attrs(__TopXMLNS, _attrs, undefined),
    {sic, Ip, Port, Xmlns}.

decode_sic_els(__TopXMLNS, __IgnoreEls, [], Ip, Port) ->
    {Ip, Port};
decode_sic_els(__TopXMLNS, __IgnoreEls,
	       [{xmlel, <<"ip">>, _attrs, _} = _el | _els], Ip,
	       Port) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"urn:xmpp:sic:1">>;
	       __TopXMLNS == <<"urn:xmpp:sic:0">> ->
	  decode_sic_els(__TopXMLNS, __IgnoreEls, _els,
			 decode_sic_ip(__TopXMLNS, __IgnoreEls, _el), Port);
      <<"urn:xmpp:sic:0">> ->
	  decode_sic_els(__TopXMLNS, __IgnoreEls, _els,
			 decode_sic_ip(<<"urn:xmpp:sic:0">>, __IgnoreEls, _el),
			 Port);
      <<"urn:xmpp:sic:1">> ->
	  decode_sic_els(__TopXMLNS, __IgnoreEls, _els,
			 decode_sic_ip(<<"urn:xmpp:sic:1">>, __IgnoreEls, _el),
			 Port);
      _ ->
	  decode_sic_els(__TopXMLNS, __IgnoreEls, _els, Ip, Port)
    end;
decode_sic_els(__TopXMLNS, __IgnoreEls,
	       [{xmlel, <<"port">>, _attrs, _} = _el | _els], Ip,
	       Port) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:sic:1">> ->
	  decode_sic_els(__TopXMLNS, __IgnoreEls, _els, Ip,
			 decode_sip_port(__TopXMLNS, __IgnoreEls, _el));
      <<"urn:xmpp:sic:1">> ->
	  decode_sic_els(__TopXMLNS, __IgnoreEls, _els, Ip,
			 decode_sip_port(<<"urn:xmpp:sic:1">>, __IgnoreEls,
					 _el));
      _ ->
	  decode_sic_els(__TopXMLNS, __IgnoreEls, _els, Ip, Port)
    end;
decode_sic_els(__TopXMLNS, __IgnoreEls, [_ | _els], Ip,
	       Port) ->
    decode_sic_els(__TopXMLNS, __IgnoreEls, _els, Ip, Port).

decode_sic_attrs(__TopXMLNS,
		 [{<<"xmlns">>, _val} | _attrs], _Xmlns) ->
    decode_sic_attrs(__TopXMLNS, _attrs, _val);
decode_sic_attrs(__TopXMLNS, [_ | _attrs], Xmlns) ->
    decode_sic_attrs(__TopXMLNS, _attrs, Xmlns);
decode_sic_attrs(__TopXMLNS, [], Xmlns) ->
    decode_sic_attr_xmlns(__TopXMLNS, Xmlns).

encode_sic({sic, Ip, Port, Xmlns}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sic:0">>,
				      <<"urn:xmpp:sic:1">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_sic_$ip'(Ip, __NewTopXMLNS,
					  'encode_sic_$port'(Port,
							     __NewTopXMLNS,
							     []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"address">>, _attrs, _els}.

'encode_sic_$ip'(undefined, __TopXMLNS, _acc) -> _acc;
'encode_sic_$ip'(Ip, __TopXMLNS, _acc) ->
    [encode_sic_ip(Ip, __TopXMLNS) | _acc].

'encode_sic_$port'(undefined, __TopXMLNS, _acc) -> _acc;
'encode_sic_$port'(Port, __TopXMLNS, _acc) ->
    [encode_sip_port(Port, __TopXMLNS) | _acc].

decode_sic_attr_xmlns(__TopXMLNS, undefined) -> <<>>;
decode_sic_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sip_port(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"port">>, _attrs, _els}) ->
    Cdata = decode_sip_port_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_sip_port_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_sip_port_cdata(__TopXMLNS, Cdata);
decode_sip_port_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_sip_port_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_sip_port_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_sip_port_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_sip_port(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:sic:1">>,
				     [], __TopXMLNS),
    _els = encode_sip_port_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"port">>, _attrs, _els}.

decode_sip_port_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"port">>, __TopXMLNS}});
decode_sip_port_cdata(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, 65535) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"port">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sip_port_cdata(_val, _acc) ->
    [{xmlcdata, enc_int(_val)} | _acc].

decode_sic_ip(__TopXMLNS, __IgnoreEls,
	      {xmlel, <<"ip">>, _attrs, _els}) ->
    Cdata = decode_sic_ip_els(__TopXMLNS, __IgnoreEls, _els,
			      <<>>),
    Cdata.

decode_sic_ip_els(__TopXMLNS, __IgnoreEls, [], Cdata) ->
    decode_sic_ip_cdata(__TopXMLNS, Cdata);
decode_sic_ip_els(__TopXMLNS, __IgnoreEls,
		  [{xmlcdata, _data} | _els], Cdata) ->
    decode_sic_ip_els(__TopXMLNS, __IgnoreEls, _els,
		      <<Cdata/binary, _data/binary>>);
decode_sic_ip_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		  Cdata) ->
    decode_sic_ip_els(__TopXMLNS, __IgnoreEls, _els, Cdata).

encode_sic_ip(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:sic:0">>,
				      <<"urn:xmpp:sic:1">>],
				     __TopXMLNS),
    _els = encode_sic_ip_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ip">>, _attrs, _els}.

decode_sic_ip_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"ip">>, __TopXMLNS}});
decode_sic_ip_cdata(__TopXMLNS, _val) ->
    case catch dec_ip(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"ip">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sic_ip_cdata(_val, _acc) ->
    [{xmlcdata, enc_ip(_val)} | _acc].

decode_oob_x(__TopXMLNS, __IgnoreEls,
	     {xmlel, <<"x">>, _attrs, _els}) ->
    {Desc, Url} = decode_oob_x_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>, error),
    Sid = decode_oob_x_attrs(__TopXMLNS, _attrs, undefined),
    {oob_x, Url, Desc, Sid}.

decode_oob_x_els(__TopXMLNS, __IgnoreEls, [], Desc,
		 Url) ->
    {Desc,
     case Url of
       error ->
	   erlang:error({xmpp_codec,
			 {missing_tag, <<"url">>, __TopXMLNS}});
       {value, Url1} -> Url1
     end};
decode_oob_x_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"url">>, _attrs, _} = _el | _els], Desc,
		 Url) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:oob">> ->
	  decode_oob_x_els(__TopXMLNS, __IgnoreEls, _els, Desc,
			   {value,
			    decode_oob_url(__TopXMLNS, __IgnoreEls, _el)});
      <<"jabber:x:oob">> ->
	  decode_oob_x_els(__TopXMLNS, __IgnoreEls, _els, Desc,
			   {value,
			    decode_oob_url(<<"jabber:x:oob">>, __IgnoreEls,
					   _el)});
      _ ->
	  decode_oob_x_els(__TopXMLNS, __IgnoreEls, _els, Desc,
			   Url)
    end;
decode_oob_x_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"desc">>, _attrs, _} = _el | _els], Desc,
		 Url) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:oob">> ->
	  decode_oob_x_els(__TopXMLNS, __IgnoreEls, _els,
			   decode_oob_desc(__TopXMLNS, __IgnoreEls, _el), Url);
      <<"jabber:x:oob">> ->
	  decode_oob_x_els(__TopXMLNS, __IgnoreEls, _els,
			   decode_oob_desc(<<"jabber:x:oob">>, __IgnoreEls,
					   _el),
			   Url);
      _ ->
	  decode_oob_x_els(__TopXMLNS, __IgnoreEls, _els, Desc,
			   Url)
    end;
decode_oob_x_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		 Desc, Url) ->
    decode_oob_x_els(__TopXMLNS, __IgnoreEls, _els, Desc,
		     Url).

decode_oob_x_attrs(__TopXMLNS,
		   [{<<"sid">>, _val} | _attrs], _Sid) ->
    decode_oob_x_attrs(__TopXMLNS, _attrs, _val);
decode_oob_x_attrs(__TopXMLNS, [_ | _attrs], Sid) ->
    decode_oob_x_attrs(__TopXMLNS, _attrs, Sid);
decode_oob_x_attrs(__TopXMLNS, [], Sid) ->
    decode_oob_x_attr_sid(__TopXMLNS, Sid).

encode_oob_x({oob_x, Url, Desc, Sid}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:oob">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_oob_x_$desc'(Desc,
					      __NewTopXMLNS,
					      'encode_oob_x_$url'(Url,
								  __NewTopXMLNS,
								  []))),
    _attrs = encode_oob_x_attr_sid(Sid,
				   enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS)),
    {xmlel, <<"x">>, _attrs, _els}.

'encode_oob_x_$desc'(<<>>, __TopXMLNS, _acc) -> _acc;
'encode_oob_x_$desc'(Desc, __TopXMLNS, _acc) ->
    [encode_oob_desc(Desc, __TopXMLNS) | _acc].

'encode_oob_x_$url'(Url, __TopXMLNS, _acc) ->
    [encode_oob_url(Url, __TopXMLNS) | _acc].

decode_oob_x_attr_sid(__TopXMLNS, undefined) -> <<>>;
decode_oob_x_attr_sid(__TopXMLNS, _val) -> _val.

encode_oob_x_attr_sid(<<>>, _acc) -> _acc;
encode_oob_x_attr_sid(_val, _acc) ->
    [{<<"sid">>, _val} | _acc].

decode_oob_desc(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"desc">>, _attrs, _els}) ->
    Cdata = decode_oob_desc_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_oob_desc_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_oob_desc_cdata(__TopXMLNS, Cdata);
decode_oob_desc_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_oob_desc_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_oob_desc_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_oob_desc_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_oob_desc(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:oob">>, [],
				     __TopXMLNS),
    _els = encode_oob_desc_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"desc">>, _attrs, _els}.

decode_oob_desc_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_oob_desc_cdata(__TopXMLNS, _val) -> _val.

encode_oob_desc_cdata(<<>>, _acc) -> _acc;
encode_oob_desc_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_oob_url(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"url">>, _attrs, _els}) ->
    Cdata = decode_oob_url_els(__TopXMLNS, __IgnoreEls,
			       _els, <<>>),
    Cdata.

decode_oob_url_els(__TopXMLNS, __IgnoreEls, [],
		   Cdata) ->
    decode_oob_url_cdata(__TopXMLNS, Cdata);
decode_oob_url_els(__TopXMLNS, __IgnoreEls,
		   [{xmlcdata, _data} | _els], Cdata) ->
    decode_oob_url_els(__TopXMLNS, __IgnoreEls, _els,
		       <<Cdata/binary, _data/binary>>);
decode_oob_url_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Cdata) ->
    decode_oob_url_els(__TopXMLNS, __IgnoreEls, _els,
		       Cdata).

encode_oob_url(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:oob">>, [],
				     __TopXMLNS),
    _els = encode_oob_url_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"url">>, _attrs, _els}.

decode_oob_url_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"url">>, __TopXMLNS}});
decode_oob_url_cdata(__TopXMLNS, _val) -> _val.

encode_oob_url_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_media(__TopXMLNS, __IgnoreEls,
	     {xmlel, <<"media">>, _attrs, _els}) ->
    Uri = decode_media_els(__TopXMLNS, __IgnoreEls, _els,
			   []),
    {Height, Width} = decode_media_attrs(__TopXMLNS, _attrs,
					 undefined, undefined),
    {media, Height, Width, Uri}.

decode_media_els(__TopXMLNS, __IgnoreEls, [], Uri) ->
    lists:reverse(Uri);
decode_media_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"uri">>, _attrs, _} = _el | _els], Uri) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"urn:xmpp:media-element">> ->
	  decode_media_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_media_uri(__TopXMLNS, __IgnoreEls, _el)
			    | Uri]);
      <<"urn:xmpp:media-element">> ->
	  decode_media_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_media_uri(<<"urn:xmpp:media-element">>,
					     __IgnoreEls, _el)
			    | Uri]);
      _ ->
	  decode_media_els(__TopXMLNS, __IgnoreEls, _els, Uri)
    end;
decode_media_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		 Uri) ->
    decode_media_els(__TopXMLNS, __IgnoreEls, _els, Uri).

decode_media_attrs(__TopXMLNS,
		   [{<<"height">>, _val} | _attrs], _Height, Width) ->
    decode_media_attrs(__TopXMLNS, _attrs, _val, Width);
decode_media_attrs(__TopXMLNS,
		   [{<<"width">>, _val} | _attrs], Height, _Width) ->
    decode_media_attrs(__TopXMLNS, _attrs, Height, _val);
decode_media_attrs(__TopXMLNS, [_ | _attrs], Height,
		   Width) ->
    decode_media_attrs(__TopXMLNS, _attrs, Height, Width);
decode_media_attrs(__TopXMLNS, [], Height, Width) ->
    {decode_media_attr_height(__TopXMLNS, Height),
     decode_media_attr_width(__TopXMLNS, Width)}.

encode_media({media, Height, Width, Uri}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:media-element">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_media_$uri'(Uri,
					     __NewTopXMLNS, [])),
    _attrs = encode_media_attr_width(Width,
				     encode_media_attr_height(Height,
							      enc_xmlns_attrs(__NewTopXMLNS,
									      __TopXMLNS))),
    {xmlel, <<"media">>, _attrs, _els}.

'encode_media_$uri'([], __TopXMLNS, _acc) -> _acc;
'encode_media_$uri'([Uri | _els], __TopXMLNS, _acc) ->
    'encode_media_$uri'(_els, __TopXMLNS,
			[encode_media_uri(Uri, __TopXMLNS) | _acc]).

decode_media_attr_height(__TopXMLNS, undefined) ->
    undefined;
decode_media_attr_height(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"height">>, <<"media">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_media_attr_height(undefined, _acc) -> _acc;
encode_media_attr_height(_val, _acc) ->
    [{<<"height">>, enc_int(_val)} | _acc].

decode_media_attr_width(__TopXMLNS, undefined) ->
    undefined;
decode_media_attr_width(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, inifinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"width">>, <<"media">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_media_attr_width(undefined, _acc) -> _acc;
encode_media_attr_width(_val, _acc) ->
    [{<<"width">>, enc_int(_val)} | _acc].

decode_media_uri(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"uri">>, _attrs, _els}) ->
    Uri = decode_media_uri_els(__TopXMLNS, __IgnoreEls,
			       _els, <<>>),
    Type = decode_media_uri_attrs(__TopXMLNS, _attrs,
				  undefined),
    {media_uri, Type, Uri}.

decode_media_uri_els(__TopXMLNS, __IgnoreEls, [],
		     Uri) ->
    decode_media_uri_cdata(__TopXMLNS, Uri);
decode_media_uri_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Uri) ->
    decode_media_uri_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Uri/binary, _data/binary>>);
decode_media_uri_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Uri) ->
    decode_media_uri_els(__TopXMLNS, __IgnoreEls, _els,
			 Uri).

decode_media_uri_attrs(__TopXMLNS,
		       [{<<"type">>, _val} | _attrs], _Type) ->
    decode_media_uri_attrs(__TopXMLNS, _attrs, _val);
decode_media_uri_attrs(__TopXMLNS, [_ | _attrs],
		       Type) ->
    decode_media_uri_attrs(__TopXMLNS, _attrs, Type);
decode_media_uri_attrs(__TopXMLNS, [], Type) ->
    decode_media_uri_attr_type(__TopXMLNS, Type).

encode_media_uri({media_uri, Type, Uri}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:media-element">>, [],
			 __TopXMLNS),
    _els = encode_media_uri_cdata(Uri, []),
    _attrs = encode_media_uri_attr_type(Type,
					enc_xmlns_attrs(__NewTopXMLNS,
							__TopXMLNS)),
    {xmlel, <<"uri">>, _attrs, _els}.

decode_media_uri_attr_type(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"type">>, <<"uri">>, __TopXMLNS}});
decode_media_uri_attr_type(__TopXMLNS, _val) -> _val.

encode_media_uri_attr_type(_val, _acc) ->
    [{<<"type">>, _val} | _acc].

decode_media_uri_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_media_uri_cdata(__TopXMLNS, _val) -> _val.

encode_media_uri_cdata(<<>>, _acc) -> _acc;
encode_media_uri_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_captcha(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"captcha">>, _attrs, _els}) ->
    Xdata = decode_captcha_els(__TopXMLNS, __IgnoreEls,
			       _els, error),
    {xcaptcha, Xdata}.

decode_captcha_els(__TopXMLNS, __IgnoreEls, [],
		   Xdata) ->
    case Xdata of
      error ->
	  erlang:error({xmpp_codec,
			{missing_tag, <<"x">>, __TopXMLNS}});
      {value, Xdata1} -> Xdata1
    end;
decode_captcha_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"x">>, _attrs, _} = _el | _els], Xdata) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_captcha_els(__TopXMLNS, __IgnoreEls, _els,
			     {value,
			      decode_xdata(<<"jabber:x:data">>, __IgnoreEls,
					   _el)});
      _ ->
	  decode_captcha_els(__TopXMLNS, __IgnoreEls, _els, Xdata)
    end;
decode_captcha_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Xdata) ->
    decode_captcha_els(__TopXMLNS, __IgnoreEls, _els,
		       Xdata).

encode_captcha({xcaptcha, Xdata}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:captcha">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_captcha_$xdata'(Xdata,
						 __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"captcha">>, _attrs, _els}.

'encode_captcha_$xdata'(Xdata, __TopXMLNS, _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

decode_bob_data(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"data">>, _attrs, _els}) ->
    Data = decode_bob_data_els(__TopXMLNS, __IgnoreEls,
			       _els, <<>>),
    {Cid, Max_age, Type} = decode_bob_data_attrs(__TopXMLNS,
						 _attrs, undefined, undefined,
						 undefined),
    {bob_data, Cid, Max_age, Type, Data}.

decode_bob_data_els(__TopXMLNS, __IgnoreEls, [],
		    Data) ->
    decode_bob_data_cdata(__TopXMLNS, Data);
decode_bob_data_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Data) ->
    decode_bob_data_els(__TopXMLNS, __IgnoreEls, _els,
			<<Data/binary, _data/binary>>);
decode_bob_data_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Data) ->
    decode_bob_data_els(__TopXMLNS, __IgnoreEls, _els,
			Data).

decode_bob_data_attrs(__TopXMLNS,
		      [{<<"cid">>, _val} | _attrs], _Cid, Max_age, Type) ->
    decode_bob_data_attrs(__TopXMLNS, _attrs, _val, Max_age,
			  Type);
decode_bob_data_attrs(__TopXMLNS,
		      [{<<"max-age">>, _val} | _attrs], Cid, _Max_age,
		      Type) ->
    decode_bob_data_attrs(__TopXMLNS, _attrs, Cid, _val,
			  Type);
decode_bob_data_attrs(__TopXMLNS,
		      [{<<"type">>, _val} | _attrs], Cid, Max_age, _Type) ->
    decode_bob_data_attrs(__TopXMLNS, _attrs, Cid, Max_age,
			  _val);
decode_bob_data_attrs(__TopXMLNS, [_ | _attrs], Cid,
		      Max_age, Type) ->
    decode_bob_data_attrs(__TopXMLNS, _attrs, Cid, Max_age,
			  Type);
decode_bob_data_attrs(__TopXMLNS, [], Cid, Max_age,
		      Type) ->
    {decode_bob_data_attr_cid(__TopXMLNS, Cid),
     'decode_bob_data_attr_max-age'(__TopXMLNS, Max_age),
     decode_bob_data_attr_type(__TopXMLNS, Type)}.

encode_bob_data({bob_data, Cid, Max_age, Type, Data},
		__TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:bob">>, [],
				     __TopXMLNS),
    _els = encode_bob_data_cdata(Data, []),
    _attrs = encode_bob_data_attr_type(Type,
				       'encode_bob_data_attr_max-age'(Max_age,
								      encode_bob_data_attr_cid(Cid,
											       enc_xmlns_attrs(__NewTopXMLNS,
													       __TopXMLNS)))),
    {xmlel, <<"data">>, _attrs, _els}.

decode_bob_data_attr_cid(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"cid">>, <<"data">>, __TopXMLNS}});
decode_bob_data_attr_cid(__TopXMLNS, _val) -> _val.

encode_bob_data_attr_cid(_val, _acc) ->
    [{<<"cid">>, _val} | _acc].

'decode_bob_data_attr_max-age'(__TopXMLNS, undefined) ->
    undefined;
'decode_bob_data_attr_max-age'(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"max-age">>, <<"data">>,
			 __TopXMLNS}});
      _res -> _res
    end.

'encode_bob_data_attr_max-age'(undefined, _acc) -> _acc;
'encode_bob_data_attr_max-age'(_val, _acc) ->
    [{<<"max-age">>, enc_int(_val)} | _acc].

decode_bob_data_attr_type(__TopXMLNS, undefined) ->
    <<>>;
decode_bob_data_attr_type(__TopXMLNS, _val) -> _val.

encode_bob_data_attr_type(<<>>, _acc) -> _acc;
encode_bob_data_attr_type(_val, _acc) ->
    [{<<"type">>, _val} | _acc].

decode_bob_data_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_bob_data_cdata(__TopXMLNS, _val) ->
    case catch base64:decode(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"data">>, __TopXMLNS}});
      _res -> _res
    end.

encode_bob_data_cdata(<<>>, _acc) -> _acc;
encode_bob_data_cdata(_val, _acc) ->
    [{xmlcdata, base64:encode(_val)} | _acc].

decode_stream_start(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"stream:stream">>, _attrs, _els}) ->
    {From, To, Xmlns, Stream_xmlns, Db_xmlns, Lang, Version,
     Id} =
	decode_stream_start_attrs(__TopXMLNS, _attrs, undefined,
				  undefined, undefined, undefined, undefined,
				  undefined, undefined, undefined),
    {stream_start, From, To, Id, Version, Xmlns,
     Stream_xmlns, Db_xmlns, Lang}.

decode_stream_start_attrs(__TopXMLNS,
			  [{<<"from">>, _val} | _attrs], _From, To, Xmlns,
			  Stream_xmlns, Db_xmlns, Lang, Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, _val, To,
			      Xmlns, Stream_xmlns, Db_xmlns, Lang, Version, Id);
decode_stream_start_attrs(__TopXMLNS,
			  [{<<"to">>, _val} | _attrs], From, _To, Xmlns,
			  Stream_xmlns, Db_xmlns, Lang, Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From,
			      _val, Xmlns, Stream_xmlns, Db_xmlns, Lang,
			      Version, Id);
decode_stream_start_attrs(__TopXMLNS,
			  [{<<"xmlns">>, _val} | _attrs], From, To, _Xmlns,
			  Stream_xmlns, Db_xmlns, Lang, Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From, To,
			      _val, Stream_xmlns, Db_xmlns, Lang, Version, Id);
decode_stream_start_attrs(__TopXMLNS,
			  [{<<"xmlns:stream">>, _val} | _attrs], From, To,
			  Xmlns, _Stream_xmlns, Db_xmlns, Lang, Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From, To,
			      Xmlns, _val, Db_xmlns, Lang, Version, Id);
decode_stream_start_attrs(__TopXMLNS,
			  [{<<"xmlns:db">>, _val} | _attrs], From, To, Xmlns,
			  Stream_xmlns, _Db_xmlns, Lang, Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From, To,
			      Xmlns, Stream_xmlns, _val, Lang, Version, Id);
decode_stream_start_attrs(__TopXMLNS,
			  [{<<"xml:lang">>, _val} | _attrs], From, To, Xmlns,
			  Stream_xmlns, Db_xmlns, _Lang, Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From, To,
			      Xmlns, Stream_xmlns, Db_xmlns, _val, Version, Id);
decode_stream_start_attrs(__TopXMLNS,
			  [{<<"version">>, _val} | _attrs], From, To, Xmlns,
			  Stream_xmlns, Db_xmlns, Lang, _Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From, To,
			      Xmlns, Stream_xmlns, Db_xmlns, Lang, _val, Id);
decode_stream_start_attrs(__TopXMLNS,
			  [{<<"id">>, _val} | _attrs], From, To, Xmlns,
			  Stream_xmlns, Db_xmlns, Lang, Version, _Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From, To,
			      Xmlns, Stream_xmlns, Db_xmlns, Lang, Version,
			      _val);
decode_stream_start_attrs(__TopXMLNS, [_ | _attrs],
			  From, To, Xmlns, Stream_xmlns, Db_xmlns, Lang,
			  Version, Id) ->
    decode_stream_start_attrs(__TopXMLNS, _attrs, From, To,
			      Xmlns, Stream_xmlns, Db_xmlns, Lang, Version, Id);
decode_stream_start_attrs(__TopXMLNS, [], From, To,
			  Xmlns, Stream_xmlns, Db_xmlns, Lang, Version, Id) ->
    {decode_stream_start_attr_from(__TopXMLNS, From),
     decode_stream_start_attr_to(__TopXMLNS, To),
     decode_stream_start_attr_xmlns(__TopXMLNS, Xmlns),
     'decode_stream_start_attr_xmlns:stream'(__TopXMLNS,
					     Stream_xmlns),
     'decode_stream_start_attr_xmlns:db'(__TopXMLNS,
					 Db_xmlns),
     'decode_stream_start_attr_xml:lang'(__TopXMLNS, Lang),
     decode_stream_start_attr_version(__TopXMLNS, Version),
     decode_stream_start_attr_id(__TopXMLNS, Id)}.

encode_stream_start({stream_start, From, To, Id,
		     Version, Xmlns, Stream_xmlns, Db_xmlns, Lang},
		    __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_stream_start_attr_id(Id,
					 encode_stream_start_attr_version(Version,
									  'encode_stream_start_attr_xml:lang'(Lang,
													      'encode_stream_start_attr_xmlns:db'(Db_xmlns,
																		  'encode_stream_start_attr_xmlns:stream'(Stream_xmlns,
																							  encode_stream_start_attr_to(To,
																										      encode_stream_start_attr_from(From,
																														    enc_xmlns_attrs(__NewTopXMLNS,
																																    __TopXMLNS)))))))),
    {xmlel, <<"stream:stream">>, _attrs, _els}.

decode_stream_start_attr_from(__TopXMLNS, undefined) ->
    undefined;
decode_stream_start_attr_from(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"stream:stream">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_stream_start_attr_from(undefined, _acc) -> _acc;
encode_stream_start_attr_from(_val, _acc) ->
    [{<<"from">>, enc_jid(_val)} | _acc].

decode_stream_start_attr_to(__TopXMLNS, undefined) ->
    undefined;
decode_stream_start_attr_to(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"stream:stream">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_stream_start_attr_to(undefined, _acc) -> _acc;
encode_stream_start_attr_to(_val, _acc) ->
    [{<<"to">>, enc_jid(_val)} | _acc].

decode_stream_start_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_stream_start_attr_xmlns(__TopXMLNS, _val) ->
    _val.

'decode_stream_start_attr_xmlns:stream'(__TopXMLNS,
					undefined) ->
    <<>>;
'decode_stream_start_attr_xmlns:stream'(__TopXMLNS,
					_val) ->
    _val.

'encode_stream_start_attr_xmlns:stream'(<<>>, _acc) ->
    _acc;
'encode_stream_start_attr_xmlns:stream'(_val, _acc) ->
    [{<<"xmlns:stream">>, _val} | _acc].

'decode_stream_start_attr_xmlns:db'(__TopXMLNS,
				    undefined) ->
    <<>>;
'decode_stream_start_attr_xmlns:db'(__TopXMLNS, _val) ->
    _val.

'encode_stream_start_attr_xmlns:db'(<<>>, _acc) -> _acc;
'encode_stream_start_attr_xmlns:db'(_val, _acc) ->
    [{<<"xmlns:db">>, _val} | _acc].

'decode_stream_start_attr_xml:lang'(__TopXMLNS,
				    undefined) ->
    <<>>;
'decode_stream_start_attr_xml:lang'(__TopXMLNS, _val) ->
    _val.

'encode_stream_start_attr_xml:lang'(<<>>, _acc) -> _acc;
'encode_stream_start_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_stream_start_attr_version(__TopXMLNS,
				 undefined) ->
    undefined;
decode_stream_start_attr_version(__TopXMLNS, _val) ->
    case catch dec_version(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"version">>, <<"stream:stream">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_stream_start_attr_version(undefined, _acc) ->
    _acc;
encode_stream_start_attr_version(_val, _acc) ->
    [{<<"version">>, enc_version(_val)} | _acc].

decode_stream_start_attr_id(__TopXMLNS, undefined) ->
    <<>>;
decode_stream_start_attr_id(__TopXMLNS, _val) -> _val.

encode_stream_start_attr_id(<<>>, _acc) -> _acc;
encode_stream_start_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_handshake(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"handshake">>, _attrs, _els}) ->
    Data = decode_handshake_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    {handshake, Data}.

decode_handshake_els(__TopXMLNS, __IgnoreEls, [],
		     Data) ->
    decode_handshake_cdata(__TopXMLNS, Data);
decode_handshake_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Data) ->
    decode_handshake_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Data/binary, _data/binary>>);
decode_handshake_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Data) ->
    decode_handshake_els(__TopXMLNS, __IgnoreEls, _els,
			 Data).

encode_handshake({handshake, Data}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:component:accept">>, [],
			 __TopXMLNS),
    _els = encode_handshake_cdata(Data, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"handshake">>, _attrs, _els}.

decode_handshake_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_handshake_cdata(__TopXMLNS, _val) -> _val.

encode_handshake_cdata(<<>>, _acc) -> _acc;
encode_handshake_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_db_verify(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"db:verify">>, _attrs, _els}) ->
    {Key, __Els} = decode_db_verify_els(__TopXMLNS,
					__IgnoreEls, _els, <<>>, []),
    {From, To, Id, Type} =
	decode_db_verify_attrs(__TopXMLNS, _attrs, undefined,
			       undefined, undefined, undefined),
    {db_verify, From, To, Id, Type, Key, __Els}.

decode_db_verify_els(__TopXMLNS, __IgnoreEls, [], Key,
		     __Els) ->
    {decode_db_verify_cdata(__TopXMLNS, Key),
     lists:reverse(__Els)};
decode_db_verify_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Key, __Els) ->
    decode_db_verify_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Key/binary, _data/binary>>, __Els);
decode_db_verify_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, _, _, _} = _el | _els], Key, __Els) ->
    if __IgnoreEls ->
	   decode_db_verify_els(__TopXMLNS, __IgnoreEls, _els, Key,
				[_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_db_verify_els(__TopXMLNS, __IgnoreEls, _els, Key,
				      [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_db_verify_els(__TopXMLNS, __IgnoreEls, _els, Key,
				      __Els)
	   end
    end.

decode_db_verify_attrs(__TopXMLNS,
		       [{<<"from">>, _val} | _attrs], _From, To, Id, Type) ->
    decode_db_verify_attrs(__TopXMLNS, _attrs, _val, To, Id,
			   Type);
decode_db_verify_attrs(__TopXMLNS,
		       [{<<"to">>, _val} | _attrs], From, _To, Id, Type) ->
    decode_db_verify_attrs(__TopXMLNS, _attrs, From, _val,
			   Id, Type);
decode_db_verify_attrs(__TopXMLNS,
		       [{<<"id">>, _val} | _attrs], From, To, _Id, Type) ->
    decode_db_verify_attrs(__TopXMLNS, _attrs, From, To,
			   _val, Type);
decode_db_verify_attrs(__TopXMLNS,
		       [{<<"type">>, _val} | _attrs], From, To, Id, _Type) ->
    decode_db_verify_attrs(__TopXMLNS, _attrs, From, To, Id,
			   _val);
decode_db_verify_attrs(__TopXMLNS, [_ | _attrs], From,
		       To, Id, Type) ->
    decode_db_verify_attrs(__TopXMLNS, _attrs, From, To, Id,
			   Type);
decode_db_verify_attrs(__TopXMLNS, [], From, To, Id,
		       Type) ->
    {decode_db_verify_attr_from(__TopXMLNS, From),
     decode_db_verify_attr_to(__TopXMLNS, To),
     decode_db_verify_attr_id(__TopXMLNS, Id),
     decode_db_verify_attr_type(__TopXMLNS, Type)}.

encode_db_verify({db_verify, From, To, Id, Type, Key,
		  __Els},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:server">>,
				     [], __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els] ++
	     encode_db_verify_cdata(Key, []),
    _attrs = encode_db_verify_attr_type(Type,
					encode_db_verify_attr_id(Id,
								 encode_db_verify_attr_to(To,
											  encode_db_verify_attr_from(From,
														     enc_xmlns_attrs(__NewTopXMLNS,
																     __TopXMLNS))))),
    {xmlel, <<"db:verify">>, _attrs, _els}.

decode_db_verify_attr_from(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"from">>, <<"db:verify">>,
		   __TopXMLNS}});
decode_db_verify_attr_from(__TopXMLNS, _val) ->
    case catch nameprep(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"db:verify">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_db_verify_attr_from(_val, _acc) ->
    [{<<"from">>, nameprep(_val)} | _acc].

decode_db_verify_attr_to(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"to">>, <<"db:verify">>, __TopXMLNS}});
decode_db_verify_attr_to(__TopXMLNS, _val) ->
    case catch nameprep(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"db:verify">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_db_verify_attr_to(_val, _acc) ->
    [{<<"to">>, nameprep(_val)} | _acc].

decode_db_verify_attr_id(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"id">>, <<"db:verify">>, __TopXMLNS}});
decode_db_verify_attr_id(__TopXMLNS, _val) -> _val.

encode_db_verify_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_db_verify_attr_type(__TopXMLNS, undefined) ->
    undefined;
decode_db_verify_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [valid, invalid, error]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"db:verify">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_db_verify_attr_type(undefined, _acc) -> _acc;
encode_db_verify_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_db_verify_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_db_verify_cdata(__TopXMLNS, _val) -> _val.

encode_db_verify_cdata(<<>>, _acc) -> _acc;
encode_db_verify_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_db_result(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"db:result">>, _attrs, _els}) ->
    {Key, __Els} = decode_db_result_els(__TopXMLNS,
					__IgnoreEls, _els, <<>>, []),
    {From, To, Type} = decode_db_result_attrs(__TopXMLNS,
					      _attrs, undefined, undefined,
					      undefined),
    {db_result, From, To, Type, Key, __Els}.

decode_db_result_els(__TopXMLNS, __IgnoreEls, [], Key,
		     __Els) ->
    {decode_db_result_cdata(__TopXMLNS, Key),
     lists:reverse(__Els)};
decode_db_result_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Key, __Els) ->
    decode_db_result_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Key/binary, _data/binary>>, __Els);
decode_db_result_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, _, _, _} = _el | _els], Key, __Els) ->
    if __IgnoreEls ->
	   decode_db_result_els(__TopXMLNS, __IgnoreEls, _els, Key,
				[_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_db_result_els(__TopXMLNS, __IgnoreEls, _els, Key,
				      [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_db_result_els(__TopXMLNS, __IgnoreEls, _els, Key,
				      __Els)
	   end
    end.

decode_db_result_attrs(__TopXMLNS,
		       [{<<"from">>, _val} | _attrs], _From, To, Type) ->
    decode_db_result_attrs(__TopXMLNS, _attrs, _val, To,
			   Type);
decode_db_result_attrs(__TopXMLNS,
		       [{<<"to">>, _val} | _attrs], From, _To, Type) ->
    decode_db_result_attrs(__TopXMLNS, _attrs, From, _val,
			   Type);
decode_db_result_attrs(__TopXMLNS,
		       [{<<"type">>, _val} | _attrs], From, To, _Type) ->
    decode_db_result_attrs(__TopXMLNS, _attrs, From, To,
			   _val);
decode_db_result_attrs(__TopXMLNS, [_ | _attrs], From,
		       To, Type) ->
    decode_db_result_attrs(__TopXMLNS, _attrs, From, To,
			   Type);
decode_db_result_attrs(__TopXMLNS, [], From, To,
		       Type) ->
    {decode_db_result_attr_from(__TopXMLNS, From),
     decode_db_result_attr_to(__TopXMLNS, To),
     decode_db_result_attr_type(__TopXMLNS, Type)}.

encode_db_result({db_result, From, To, Type, Key,
		  __Els},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:server">>,
				     [], __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els] ++
	     encode_db_result_cdata(Key, []),
    _attrs = encode_db_result_attr_type(Type,
					encode_db_result_attr_to(To,
								 encode_db_result_attr_from(From,
											    enc_xmlns_attrs(__NewTopXMLNS,
													    __TopXMLNS)))),
    {xmlel, <<"db:result">>, _attrs, _els}.

decode_db_result_attr_from(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"from">>, <<"db:result">>,
		   __TopXMLNS}});
decode_db_result_attr_from(__TopXMLNS, _val) ->
    case catch nameprep(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"db:result">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_db_result_attr_from(_val, _acc) ->
    [{<<"from">>, nameprep(_val)} | _acc].

decode_db_result_attr_to(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"to">>, <<"db:result">>, __TopXMLNS}});
decode_db_result_attr_to(__TopXMLNS, _val) ->
    case catch nameprep(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"db:result">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_db_result_attr_to(_val, _acc) ->
    [{<<"to">>, nameprep(_val)} | _acc].

decode_db_result_attr_type(__TopXMLNS, undefined) ->
    undefined;
decode_db_result_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [valid, invalid, error]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"db:result">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_db_result_attr_type(undefined, _acc) -> _acc;
encode_db_result_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_db_result_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_db_result_cdata(__TopXMLNS, _val) -> _val.

encode_db_result_cdata(<<>>, _acc) -> _acc;
encode_db_result_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_adhoc_command(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"command">>, _attrs, _els}) ->
    {Xdata, Notes, Actions} =
	decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				 undefined, [], undefined),
    {Node, Lang, Sid, Status, Action} =
	decode_adhoc_command_attrs(__TopXMLNS, _attrs,
				   undefined, undefined, undefined, undefined,
				   undefined),
    {adhoc_command, Node, Action, Sid, Status, Lang,
     Actions, Notes, Xdata}.

decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, [],
			 Xdata, Notes, Actions) ->
    {Xdata, lists:reverse(Notes), Actions};
decode_adhoc_command_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"actions">>, _attrs, _} = _el | _els],
			 Xdata, Notes, Actions) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   Xdata, Notes,
				   decode_adhoc_command_actions(__TopXMLNS,
								__IgnoreEls,
								_el));
      <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   Xdata, Notes,
				   decode_adhoc_command_actions(<<"http://jabber.org/protocol/commands">>,
								__IgnoreEls,
								_el));
      _ ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   Xdata, Notes, Actions)
    end;
decode_adhoc_command_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"x">>, _attrs, _} = _el | _els], Xdata,
			 Notes, Actions) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_xdata(<<"jabber:x:data">>,
						__IgnoreEls, _el),
				   Notes, Actions);
      _ ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   Xdata, Notes, Actions)
    end;
decode_adhoc_command_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"note">>, _attrs, _} = _el | _els], Xdata,
			 Notes, Actions) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   Xdata,
				   [decode_adhoc_command_notes(__TopXMLNS,
							       __IgnoreEls, _el)
				    | Notes],
				   Actions);
      <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   Xdata,
				   [decode_adhoc_command_notes(<<"http://jabber.org/protocol/commands">>,
							       __IgnoreEls, _el)
				    | Notes],
				   Actions);
      _ ->
	  decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
				   Xdata, Notes, Actions)
    end;
decode_adhoc_command_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Xdata, Notes, Actions) ->
    decode_adhoc_command_els(__TopXMLNS, __IgnoreEls, _els,
			     Xdata, Notes, Actions).

decode_adhoc_command_attrs(__TopXMLNS,
			   [{<<"node">>, _val} | _attrs], _Node, Lang, Sid,
			   Status, Action) ->
    decode_adhoc_command_attrs(__TopXMLNS, _attrs, _val,
			       Lang, Sid, Status, Action);
decode_adhoc_command_attrs(__TopXMLNS,
			   [{<<"xml:lang">>, _val} | _attrs], Node, _Lang, Sid,
			   Status, Action) ->
    decode_adhoc_command_attrs(__TopXMLNS, _attrs, Node,
			       _val, Sid, Status, Action);
decode_adhoc_command_attrs(__TopXMLNS,
			   [{<<"sessionid">>, _val} | _attrs], Node, Lang, _Sid,
			   Status, Action) ->
    decode_adhoc_command_attrs(__TopXMLNS, _attrs, Node,
			       Lang, _val, Status, Action);
decode_adhoc_command_attrs(__TopXMLNS,
			   [{<<"status">>, _val} | _attrs], Node, Lang, Sid,
			   _Status, Action) ->
    decode_adhoc_command_attrs(__TopXMLNS, _attrs, Node,
			       Lang, Sid, _val, Action);
decode_adhoc_command_attrs(__TopXMLNS,
			   [{<<"action">>, _val} | _attrs], Node, Lang, Sid,
			   Status, _Action) ->
    decode_adhoc_command_attrs(__TopXMLNS, _attrs, Node,
			       Lang, Sid, Status, _val);
decode_adhoc_command_attrs(__TopXMLNS, [_ | _attrs],
			   Node, Lang, Sid, Status, Action) ->
    decode_adhoc_command_attrs(__TopXMLNS, _attrs, Node,
			       Lang, Sid, Status, Action);
decode_adhoc_command_attrs(__TopXMLNS, [], Node, Lang,
			   Sid, Status, Action) ->
    {decode_adhoc_command_attr_node(__TopXMLNS, Node),
     'decode_adhoc_command_attr_xml:lang'(__TopXMLNS, Lang),
     decode_adhoc_command_attr_sessionid(__TopXMLNS, Sid),
     decode_adhoc_command_attr_status(__TopXMLNS, Status),
     decode_adhoc_command_attr_action(__TopXMLNS, Action)}.

encode_adhoc_command({adhoc_command, Node, Action, Sid,
		      Status, Lang, Actions, Notes, Xdata},
		     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/commands">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_adhoc_command_$xdata'(Xdata,
						    __NewTopXMLNS,
						    'encode_adhoc_command_$notes'(Notes,
										  __NewTopXMLNS,
										  'encode_adhoc_command_$actions'(Actions,
														  __NewTopXMLNS,
														  [])))),
    _attrs = encode_adhoc_command_attr_action(Action,
					      encode_adhoc_command_attr_status(Status,
									       encode_adhoc_command_attr_sessionid(Sid,
														   'encode_adhoc_command_attr_xml:lang'(Lang,
																			encode_adhoc_command_attr_node(Node,
																						       enc_xmlns_attrs(__NewTopXMLNS,
																								       __TopXMLNS)))))),
    {xmlel, <<"command">>, _attrs, _els}.

'encode_adhoc_command_$xdata'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_adhoc_command_$xdata'(Xdata, __TopXMLNS,
			      _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

'encode_adhoc_command_$notes'([], __TopXMLNS, _acc) ->
    _acc;
'encode_adhoc_command_$notes'([Notes | _els],
			      __TopXMLNS, _acc) ->
    'encode_adhoc_command_$notes'(_els, __TopXMLNS,
				  [encode_adhoc_command_notes(Notes, __TopXMLNS)
				   | _acc]).

'encode_adhoc_command_$actions'(undefined, __TopXMLNS,
				_acc) ->
    _acc;
'encode_adhoc_command_$actions'(Actions, __TopXMLNS,
				_acc) ->
    [encode_adhoc_command_actions(Actions, __TopXMLNS)
     | _acc].

decode_adhoc_command_attr_node(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"command">>, __TopXMLNS}});
decode_adhoc_command_attr_node(__TopXMLNS, _val) ->
    _val.

encode_adhoc_command_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

'decode_adhoc_command_attr_xml:lang'(__TopXMLNS,
				     undefined) ->
    <<>>;
'decode_adhoc_command_attr_xml:lang'(__TopXMLNS,
				     _val) ->
    _val.

'encode_adhoc_command_attr_xml:lang'(<<>>, _acc) ->
    _acc;
'encode_adhoc_command_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_adhoc_command_attr_sessionid(__TopXMLNS,
				    undefined) ->
    <<>>;
decode_adhoc_command_attr_sessionid(__TopXMLNS, _val) ->
    _val.

encode_adhoc_command_attr_sessionid(<<>>, _acc) -> _acc;
encode_adhoc_command_attr_sessionid(_val, _acc) ->
    [{<<"sessionid">>, _val} | _acc].

decode_adhoc_command_attr_status(__TopXMLNS,
				 undefined) ->
    undefined;
decode_adhoc_command_attr_status(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[canceled, completed, executing])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"status">>, <<"command">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_adhoc_command_attr_status(undefined, _acc) ->
    _acc;
encode_adhoc_command_attr_status(_val, _acc) ->
    [{<<"status">>, enc_enum(_val)} | _acc].

decode_adhoc_command_attr_action(__TopXMLNS,
				 undefined) ->
    execute;
decode_adhoc_command_attr_action(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[cancel, complete, execute, next, prev])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"action">>, <<"command">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_adhoc_command_attr_action(execute, _acc) -> _acc;
encode_adhoc_command_attr_action(_val, _acc) ->
    [{<<"action">>, enc_enum(_val)} | _acc].

decode_adhoc_command_notes(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"note">>, _attrs, _els}) ->
    Data = decode_adhoc_command_notes_els(__TopXMLNS,
					  __IgnoreEls, _els, <<>>),
    Type = decode_adhoc_command_notes_attrs(__TopXMLNS,
					    _attrs, undefined),
    {adhoc_note, Type, Data}.

decode_adhoc_command_notes_els(__TopXMLNS, __IgnoreEls,
			       [], Data) ->
    decode_adhoc_command_notes_cdata(__TopXMLNS, Data);
decode_adhoc_command_notes_els(__TopXMLNS, __IgnoreEls,
			       [{xmlcdata, _data} | _els], Data) ->
    decode_adhoc_command_notes_els(__TopXMLNS, __IgnoreEls,
				   _els, <<Data/binary, _data/binary>>);
decode_adhoc_command_notes_els(__TopXMLNS, __IgnoreEls,
			       [_ | _els], Data) ->
    decode_adhoc_command_notes_els(__TopXMLNS, __IgnoreEls,
				   _els, Data).

decode_adhoc_command_notes_attrs(__TopXMLNS,
				 [{<<"type">>, _val} | _attrs], _Type) ->
    decode_adhoc_command_notes_attrs(__TopXMLNS, _attrs,
				     _val);
decode_adhoc_command_notes_attrs(__TopXMLNS,
				 [_ | _attrs], Type) ->
    decode_adhoc_command_notes_attrs(__TopXMLNS, _attrs,
				     Type);
decode_adhoc_command_notes_attrs(__TopXMLNS, [],
				 Type) ->
    decode_adhoc_command_notes_attr_type(__TopXMLNS, Type).

encode_adhoc_command_notes({adhoc_note, Type, Data},
			   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/commands">>,
			 [], __TopXMLNS),
    _els = encode_adhoc_command_notes_cdata(Data, []),
    _attrs = encode_adhoc_command_notes_attr_type(Type,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"note">>, _attrs, _els}.

decode_adhoc_command_notes_attr_type(__TopXMLNS,
				     undefined) ->
    info;
decode_adhoc_command_notes_attr_type(__TopXMLNS,
				     _val) ->
    case catch dec_enum(_val, [info, warn, error]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"note">>, __TopXMLNS}});
      _res -> _res
    end.

encode_adhoc_command_notes_attr_type(info, _acc) ->
    _acc;
encode_adhoc_command_notes_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_adhoc_command_notes_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_adhoc_command_notes_cdata(__TopXMLNS, _val) ->
    _val.

encode_adhoc_command_notes_cdata(<<>>, _acc) -> _acc;
encode_adhoc_command_notes_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_adhoc_command_actions(__TopXMLNS, __IgnoreEls,
			     {xmlel, <<"actions">>, _attrs, _els}) ->
    {Next, Complete, Prev} =
	decode_adhoc_command_actions_els(__TopXMLNS,
					 __IgnoreEls, _els, false, false,
					 false),
    Execute = decode_adhoc_command_actions_attrs(__TopXMLNS,
						 _attrs, undefined),
    {adhoc_actions, Execute, Prev, Next, Complete}.

decode_adhoc_command_actions_els(__TopXMLNS,
				 __IgnoreEls, [], Next, Complete, Prev) ->
    {Next, Complete, Prev};
decode_adhoc_command_actions_els(__TopXMLNS,
				 __IgnoreEls,
				 [{xmlel, <<"prev">>, _attrs, _} = _el | _els],
				 Next, Complete, Prev) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els, Next, Complete,
					   decode_adhoc_command_prev(__TopXMLNS,
								     __IgnoreEls,
								     _el));
      <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els, Next, Complete,
					   decode_adhoc_command_prev(<<"http://jabber.org/protocol/commands">>,
								     __IgnoreEls,
								     _el));
      _ ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els, Next, Complete,
					   Prev)
    end;
decode_adhoc_command_actions_els(__TopXMLNS,
				 __IgnoreEls,
				 [{xmlel, <<"next">>, _attrs, _} = _el | _els],
				 Next, Complete, Prev) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els,
					   decode_adhoc_command_next(__TopXMLNS,
								     __IgnoreEls,
								     _el),
					   Complete, Prev);
      <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els,
					   decode_adhoc_command_next(<<"http://jabber.org/protocol/commands">>,
								     __IgnoreEls,
								     _el),
					   Complete, Prev);
      _ ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els, Next, Complete,
					   Prev)
    end;
decode_adhoc_command_actions_els(__TopXMLNS,
				 __IgnoreEls,
				 [{xmlel, <<"complete">>, _attrs, _} = _el
				  | _els],
				 Next, Complete, Prev) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els, Next,
					   decode_adhoc_command_complete(__TopXMLNS,
									 __IgnoreEls,
									 _el),
					   Prev);
      <<"http://jabber.org/protocol/commands">> ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els, Next,
					   decode_adhoc_command_complete(<<"http://jabber.org/protocol/commands">>,
									 __IgnoreEls,
									 _el),
					   Prev);
      _ ->
	  decode_adhoc_command_actions_els(__TopXMLNS,
					   __IgnoreEls, _els, Next, Complete,
					   Prev)
    end;
decode_adhoc_command_actions_els(__TopXMLNS,
				 __IgnoreEls, [_ | _els], Next, Complete,
				 Prev) ->
    decode_adhoc_command_actions_els(__TopXMLNS,
				     __IgnoreEls, _els, Next, Complete, Prev).

decode_adhoc_command_actions_attrs(__TopXMLNS,
				   [{<<"execute">>, _val} | _attrs],
				   _Execute) ->
    decode_adhoc_command_actions_attrs(__TopXMLNS, _attrs,
				       _val);
decode_adhoc_command_actions_attrs(__TopXMLNS,
				   [_ | _attrs], Execute) ->
    decode_adhoc_command_actions_attrs(__TopXMLNS, _attrs,
				       Execute);
decode_adhoc_command_actions_attrs(__TopXMLNS, [],
				   Execute) ->
    decode_adhoc_command_actions_attr_execute(__TopXMLNS,
					      Execute).

encode_adhoc_command_actions({adhoc_actions, Execute,
			      Prev, Next, Complete},
			     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/commands">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_adhoc_command_actions_$next'(Next,
							   __NewTopXMLNS,
							   'encode_adhoc_command_actions_$complete'(Complete,
												    __NewTopXMLNS,
												    'encode_adhoc_command_actions_$prev'(Prev,
																	 __NewTopXMLNS,
																	 [])))),
    _attrs =
	encode_adhoc_command_actions_attr_execute(Execute,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"actions">>, _attrs, _els}.

'encode_adhoc_command_actions_$next'(false, __TopXMLNS,
				     _acc) ->
    _acc;
'encode_adhoc_command_actions_$next'(Next, __TopXMLNS,
				     _acc) ->
    [encode_adhoc_command_next(Next, __TopXMLNS) | _acc].

'encode_adhoc_command_actions_$complete'(false,
					 __TopXMLNS, _acc) ->
    _acc;
'encode_adhoc_command_actions_$complete'(Complete,
					 __TopXMLNS, _acc) ->
    [encode_adhoc_command_complete(Complete, __TopXMLNS)
     | _acc].

'encode_adhoc_command_actions_$prev'(false, __TopXMLNS,
				     _acc) ->
    _acc;
'encode_adhoc_command_actions_$prev'(Prev, __TopXMLNS,
				     _acc) ->
    [encode_adhoc_command_prev(Prev, __TopXMLNS) | _acc].

decode_adhoc_command_actions_attr_execute(__TopXMLNS,
					  undefined) ->
    undefined;
decode_adhoc_command_actions_attr_execute(__TopXMLNS,
					  _val) ->
    case catch dec_enum(_val, [complete, next, prev]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"execute">>, <<"actions">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_adhoc_command_actions_attr_execute(undefined,
					  _acc) ->
    _acc;
encode_adhoc_command_actions_attr_execute(_val, _acc) ->
    [{<<"execute">>, enc_enum(_val)} | _acc].

decode_adhoc_command_complete(__TopXMLNS, __IgnoreEls,
			      {xmlel, <<"complete">>, _attrs, _els}) ->
    true.

encode_adhoc_command_complete(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/commands">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"complete">>, _attrs, _els}.

decode_adhoc_command_next(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"next">>, _attrs, _els}) ->
    true.

encode_adhoc_command_next(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/commands">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"next">>, _attrs, _els}.

decode_adhoc_command_prev(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"prev">>, _attrs, _els}) ->
    true.

encode_adhoc_command_prev(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/commands">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"prev">>, _attrs, _els}.

decode_client_id(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"client-id">>, _attrs, _els}) ->
    Id = decode_client_id_attrs(__TopXMLNS, _attrs,
				undefined),
    {client_id, Id}.

decode_client_id_attrs(__TopXMLNS,
		       [{<<"id">>, _val} | _attrs], _Id) ->
    decode_client_id_attrs(__TopXMLNS, _attrs, _val);
decode_client_id_attrs(__TopXMLNS, [_ | _attrs], Id) ->
    decode_client_id_attrs(__TopXMLNS, _attrs, Id);
decode_client_id_attrs(__TopXMLNS, [], Id) ->
    decode_client_id_attr_id(__TopXMLNS, Id).

encode_client_id({client_id, Id}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:sid:0">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = encode_client_id_attr_id(Id,
				      enc_xmlns_attrs(__NewTopXMLNS,
						      __TopXMLNS)),
    {xmlel, <<"client-id">>, _attrs, _els}.

decode_client_id_attr_id(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"id">>, <<"client-id">>, __TopXMLNS}});
decode_client_id_attr_id(__TopXMLNS, _val) -> _val.

encode_client_id_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_stanza_id(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"stanza-id">>, _attrs, _els}) ->
    {Id, By} = decode_stanza_id_attrs(__TopXMLNS, _attrs,
				      undefined, undefined),
    {stanza_id, By, Id}.

decode_stanza_id_attrs(__TopXMLNS,
		       [{<<"id">>, _val} | _attrs], _Id, By) ->
    decode_stanza_id_attrs(__TopXMLNS, _attrs, _val, By);
decode_stanza_id_attrs(__TopXMLNS,
		       [{<<"by">>, _val} | _attrs], Id, _By) ->
    decode_stanza_id_attrs(__TopXMLNS, _attrs, Id, _val);
decode_stanza_id_attrs(__TopXMLNS, [_ | _attrs], Id,
		       By) ->
    decode_stanza_id_attrs(__TopXMLNS, _attrs, Id, By);
decode_stanza_id_attrs(__TopXMLNS, [], Id, By) ->
    {decode_stanza_id_attr_id(__TopXMLNS, Id),
     decode_stanza_id_attr_by(__TopXMLNS, By)}.

encode_stanza_id({stanza_id, By, Id}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:sid:0">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = encode_stanza_id_attr_by(By,
				      encode_stanza_id_attr_id(Id,
							       enc_xmlns_attrs(__NewTopXMLNS,
									       __TopXMLNS))),
    {xmlel, <<"stanza-id">>, _attrs, _els}.

decode_stanza_id_attr_id(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"id">>, <<"stanza-id">>, __TopXMLNS}});
decode_stanza_id_attr_id(__TopXMLNS, _val) -> _val.

encode_stanza_id_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_stanza_id_attr_by(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"by">>, <<"stanza-id">>, __TopXMLNS}});
decode_stanza_id_attr_by(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"by">>, <<"stanza-id">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_stanza_id_attr_by(_val, _acc) ->
    [{<<"by">>, enc_jid(_val)} | _acc].

decode_addresses(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"addresses">>, _attrs, _els}) ->
    List = decode_addresses_els(__TopXMLNS, __IgnoreEls,
				_els, []),
    {addresses, List}.

decode_addresses_els(__TopXMLNS, __IgnoreEls, [],
		     List) ->
    lists:reverse(List);
decode_addresses_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"address">>, _attrs, _} = _el | _els],
		     List) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/address">> ->
	  decode_addresses_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_address(__TopXMLNS, __IgnoreEls, _el)
				| List]);
      <<"http://jabber.org/protocol/address">> ->
	  decode_addresses_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_address(<<"http://jabber.org/protocol/address">>,
					       __IgnoreEls, _el)
				| List]);
      _ ->
	  decode_addresses_els(__TopXMLNS, __IgnoreEls, _els,
			       List)
    end;
decode_addresses_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], List) ->
    decode_addresses_els(__TopXMLNS, __IgnoreEls, _els,
			 List).

encode_addresses({addresses, List}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/address">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_addresses_$list'(List,
						  __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"addresses">>, _attrs, _els}.

'encode_addresses_$list'([], __TopXMLNS, _acc) -> _acc;
'encode_addresses_$list'([List | _els], __TopXMLNS,
			 _acc) ->
    'encode_addresses_$list'(_els, __TopXMLNS,
			     [encode_address(List, __TopXMLNS) | _acc]).

decode_address(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"address">>, _attrs, _els}) ->
    {Type, Jid, Desc, Node, Delivered} =
	decode_address_attrs(__TopXMLNS, _attrs, undefined,
			     undefined, undefined, undefined, undefined),
    {address, Type, Jid, Desc, Node, Delivered}.

decode_address_attrs(__TopXMLNS,
		     [{<<"type">>, _val} | _attrs], _Type, Jid, Desc, Node,
		     Delivered) ->
    decode_address_attrs(__TopXMLNS, _attrs, _val, Jid,
			 Desc, Node, Delivered);
decode_address_attrs(__TopXMLNS,
		     [{<<"jid">>, _val} | _attrs], Type, _Jid, Desc, Node,
		     Delivered) ->
    decode_address_attrs(__TopXMLNS, _attrs, Type, _val,
			 Desc, Node, Delivered);
decode_address_attrs(__TopXMLNS,
		     [{<<"desc">>, _val} | _attrs], Type, Jid, _Desc, Node,
		     Delivered) ->
    decode_address_attrs(__TopXMLNS, _attrs, Type, Jid,
			 _val, Node, Delivered);
decode_address_attrs(__TopXMLNS,
		     [{<<"node">>, _val} | _attrs], Type, Jid, Desc, _Node,
		     Delivered) ->
    decode_address_attrs(__TopXMLNS, _attrs, Type, Jid,
			 Desc, _val, Delivered);
decode_address_attrs(__TopXMLNS,
		     [{<<"delivered">>, _val} | _attrs], Type, Jid, Desc,
		     Node, _Delivered) ->
    decode_address_attrs(__TopXMLNS, _attrs, Type, Jid,
			 Desc, Node, _val);
decode_address_attrs(__TopXMLNS, [_ | _attrs], Type,
		     Jid, Desc, Node, Delivered) ->
    decode_address_attrs(__TopXMLNS, _attrs, Type, Jid,
			 Desc, Node, Delivered);
decode_address_attrs(__TopXMLNS, [], Type, Jid, Desc,
		     Node, Delivered) ->
    {decode_address_attr_type(__TopXMLNS, Type),
     decode_address_attr_jid(__TopXMLNS, Jid),
     decode_address_attr_desc(__TopXMLNS, Desc),
     decode_address_attr_node(__TopXMLNS, Node),
     decode_address_attr_delivered(__TopXMLNS, Delivered)}.

encode_address({address, Type, Jid, Desc, Node,
		Delivered},
	       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/address">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_address_attr_delivered(Delivered,
					   encode_address_attr_node(Node,
								    encode_address_attr_desc(Desc,
											     encode_address_attr_jid(Jid,
														     encode_address_attr_type(Type,
																	      enc_xmlns_attrs(__NewTopXMLNS,
																			      __TopXMLNS)))))),
    {xmlel, <<"address">>, _attrs, _els}.

decode_address_attr_type(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"type">>, <<"address">>, __TopXMLNS}});
decode_address_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[bcc, cc, noreply, ofrom, replyroom, replyto, to])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"address">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_address_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_address_attr_jid(__TopXMLNS, undefined) ->
    undefined;
decode_address_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"address">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_address_attr_jid(undefined, _acc) -> _acc;
encode_address_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_address_attr_desc(__TopXMLNS, undefined) -> <<>>;
decode_address_attr_desc(__TopXMLNS, _val) -> _val.

encode_address_attr_desc(<<>>, _acc) -> _acc;
encode_address_attr_desc(_val, _acc) ->
    [{<<"desc">>, _val} | _acc].

decode_address_attr_node(__TopXMLNS, undefined) -> <<>>;
decode_address_attr_node(__TopXMLNS, _val) -> _val.

encode_address_attr_node(<<>>, _acc) -> _acc;
encode_address_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_address_attr_delivered(__TopXMLNS, undefined) ->
    undefined;
decode_address_attr_delivered(__TopXMLNS, _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"delivered">>, <<"address">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_address_attr_delivered(undefined, _acc) -> _acc;
encode_address_attr_delivered(_val, _acc) ->
    [{<<"delivered">>, enc_bool(_val)} | _acc].

decode_nick(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"nick">>, _attrs, _els}) ->
    Name = decode_nick_els(__TopXMLNS, __IgnoreEls, _els,
			   <<>>),
    {nick, Name}.

decode_nick_els(__TopXMLNS, __IgnoreEls, [], Name) ->
    decode_nick_cdata(__TopXMLNS, Name);
decode_nick_els(__TopXMLNS, __IgnoreEls,
		[{xmlcdata, _data} | _els], Name) ->
    decode_nick_els(__TopXMLNS, __IgnoreEls, _els,
		    <<Name/binary, _data/binary>>);
decode_nick_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		Name) ->
    decode_nick_els(__TopXMLNS, __IgnoreEls, _els, Name).

encode_nick({nick, Name}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/nick">>,
			 [], __TopXMLNS),
    _els = encode_nick_cdata(Name, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"nick">>, _attrs, _els}.

decode_nick_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"nick">>, __TopXMLNS}});
decode_nick_cdata(__TopXMLNS, _val) -> _val.

encode_nick_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_expire(__TopXMLNS, __IgnoreEls,
	      {xmlel, <<"x">>, _attrs, _els}) ->
    {Seconds, Stored} = decode_expire_attrs(__TopXMLNS,
					    _attrs, undefined, undefined),
    {expire, Seconds, Stored}.

decode_expire_attrs(__TopXMLNS,
		    [{<<"seconds">>, _val} | _attrs], _Seconds, Stored) ->
    decode_expire_attrs(__TopXMLNS, _attrs, _val, Stored);
decode_expire_attrs(__TopXMLNS,
		    [{<<"stored">>, _val} | _attrs], Seconds, _Stored) ->
    decode_expire_attrs(__TopXMLNS, _attrs, Seconds, _val);
decode_expire_attrs(__TopXMLNS, [_ | _attrs], Seconds,
		    Stored) ->
    decode_expire_attrs(__TopXMLNS, _attrs, Seconds,
			Stored);
decode_expire_attrs(__TopXMLNS, [], Seconds, Stored) ->
    {decode_expire_attr_seconds(__TopXMLNS, Seconds),
     decode_expire_attr_stored(__TopXMLNS, Stored)}.

encode_expire({expire, Seconds, Stored}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:expire">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = encode_expire_attr_stored(Stored,
				       encode_expire_attr_seconds(Seconds,
								  enc_xmlns_attrs(__NewTopXMLNS,
										  __TopXMLNS))),
    {xmlel, <<"x">>, _attrs, _els}.

decode_expire_attr_seconds(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"seconds">>, <<"x">>, __TopXMLNS}});
decode_expire_attr_seconds(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"seconds">>, <<"x">>, __TopXMLNS}});
      _res -> _res
    end.

encode_expire_attr_seconds(_val, _acc) ->
    [{<<"seconds">>, enc_int(_val)} | _acc].

decode_expire_attr_stored(__TopXMLNS, undefined) ->
    undefined;
decode_expire_attr_stored(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"stored">>, <<"x">>, __TopXMLNS}});
      _res -> _res
    end.

encode_expire_attr_stored(undefined, _acc) -> _acc;
encode_expire_attr_stored(_val, _acc) ->
    [{<<"stored">>, enc_int(_val)} | _acc].

decode_xevent(__TopXMLNS, __IgnoreEls,
	      {xmlel, <<"x">>, _attrs, _els}) ->
    {Id, Displayed, Delivered, Offline, Composing} =
	decode_xevent_els(__TopXMLNS, __IgnoreEls, _els,
			  undefined, false, false, false, false),
    {xevent, Offline, Delivered, Displayed, Composing, Id}.

decode_xevent_els(__TopXMLNS, __IgnoreEls, [], Id,
		  Displayed, Delivered, Offline, Composing) ->
    {Id, Displayed, Delivered, Offline, Composing};
decode_xevent_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"offline">>, _attrs, _} = _el | _els], Id,
		  Displayed, Delivered, Offline, Composing) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered,
			    decode_xevent_offline(__TopXMLNS, __IgnoreEls, _el),
			    Composing);
      <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered,
			    decode_xevent_offline(<<"jabber:x:event">>,
						  __IgnoreEls, _el),
			    Composing);
      _ ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered, Offline, Composing)
    end;
decode_xevent_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"delivered">>, _attrs, _} = _el | _els], Id,
		  Displayed, Delivered, Offline, Composing) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed,
			    decode_xevent_delivered(__TopXMLNS, __IgnoreEls,
						    _el),
			    Offline, Composing);
      <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed,
			    decode_xevent_delivered(<<"jabber:x:event">>,
						    __IgnoreEls, _el),
			    Offline, Composing);
      _ ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered, Offline, Composing)
    end;
decode_xevent_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"displayed">>, _attrs, _} = _el | _els], Id,
		  Displayed, Delivered, Offline, Composing) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    decode_xevent_displayed(__TopXMLNS, __IgnoreEls,
						    _el),
			    Delivered, Offline, Composing);
      <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    decode_xevent_displayed(<<"jabber:x:event">>,
						    __IgnoreEls, _el),
			    Delivered, Offline, Composing);
      _ ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered, Offline, Composing)
    end;
decode_xevent_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"composing">>, _attrs, _} = _el | _els], Id,
		  Displayed, Delivered, Offline, Composing) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered, Offline,
			    decode_xevent_composing(__TopXMLNS, __IgnoreEls,
						    _el));
      <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered, Offline,
			    decode_xevent_composing(<<"jabber:x:event">>,
						    __IgnoreEls, _el));
      _ ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered, Offline, Composing)
    end;
decode_xevent_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"id">>, _attrs, _} = _el | _els], Id,
		  Displayed, Delivered, Offline, Composing) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els,
			    decode_xevent_id(__TopXMLNS, __IgnoreEls, _el),
			    Displayed, Delivered, Offline, Composing);
      <<"jabber:x:event">> ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els,
			    decode_xevent_id(<<"jabber:x:event">>, __IgnoreEls,
					     _el),
			    Displayed, Delivered, Offline, Composing);
      _ ->
	  decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
			    Displayed, Delivered, Offline, Composing)
    end;
decode_xevent_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		  Id, Displayed, Delivered, Offline, Composing) ->
    decode_xevent_els(__TopXMLNS, __IgnoreEls, _els, Id,
		      Displayed, Delivered, Offline, Composing).

encode_xevent({xevent, Offline, Delivered, Displayed,
	       Composing, Id},
	      __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:event">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_xevent_$id'(Id,
					     __NewTopXMLNS,
					     'encode_xevent_$displayed'(Displayed,
									__NewTopXMLNS,
									'encode_xevent_$delivered'(Delivered,
												   __NewTopXMLNS,
												   'encode_xevent_$offline'(Offline,
															    __NewTopXMLNS,
															    'encode_xevent_$composing'(Composing,
																		       __NewTopXMLNS,
																		       [])))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"x">>, _attrs, _els}.

'encode_xevent_$id'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_xevent_$id'(Id, __TopXMLNS, _acc) ->
    [encode_xevent_id(Id, __TopXMLNS) | _acc].

'encode_xevent_$displayed'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_xevent_$displayed'(Displayed, __TopXMLNS,
			   _acc) ->
    [encode_xevent_displayed(Displayed, __TopXMLNS) | _acc].

'encode_xevent_$delivered'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_xevent_$delivered'(Delivered, __TopXMLNS,
			   _acc) ->
    [encode_xevent_delivered(Delivered, __TopXMLNS) | _acc].

'encode_xevent_$offline'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_xevent_$offline'(Offline, __TopXMLNS, _acc) ->
    [encode_xevent_offline(Offline, __TopXMLNS) | _acc].

'encode_xevent_$composing'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_xevent_$composing'(Composing, __TopXMLNS,
			   _acc) ->
    [encode_xevent_composing(Composing, __TopXMLNS) | _acc].

decode_xevent_id(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"id">>, _attrs, _els}) ->
    Cdata = decode_xevent_id_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_xevent_id_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_xevent_id_cdata(__TopXMLNS, Cdata);
decode_xevent_id_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_xevent_id_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_xevent_id_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_xevent_id_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_xevent_id(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:event">>,
				     [], __TopXMLNS),
    _els = encode_xevent_id_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"id">>, _attrs, _els}.

decode_xevent_id_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_xevent_id_cdata(__TopXMLNS, _val) -> _val.

encode_xevent_id_cdata(<<>>, _acc) -> _acc;
encode_xevent_id_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_xevent_composing(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"composing">>, _attrs, _els}) ->
    true.

encode_xevent_composing(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:event">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"composing">>, _attrs, _els}.

decode_xevent_displayed(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"displayed">>, _attrs, _els}) ->
    true.

encode_xevent_displayed(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:event">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"displayed">>, _attrs, _els}.

decode_xevent_delivered(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"delivered">>, _attrs, _els}) ->
    true.

encode_xevent_delivered(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:event">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"delivered">>, _attrs, _els}.

decode_xevent_offline(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"offline">>, _attrs, _els}) ->
    true.

encode_xevent_offline(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:event">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"offline">>, _attrs, _els}.

decode_search(__TopXMLNS, __IgnoreEls,
	      {xmlel, <<"query">>, _attrs, _els}) ->
    {Xdata, Items, Instructions, Last, First, Nick, Email} =
	decode_search_els(__TopXMLNS, __IgnoreEls, _els,
			  undefined, [], undefined, undefined, undefined,
			  undefined, undefined),
    {search, Instructions, First, Last, Nick, Email, Items,
     Xdata}.

decode_search_els(__TopXMLNS, __IgnoreEls, [], Xdata,
		  Items, Instructions, Last, First, Nick, Email) ->
    {Xdata, lists:reverse(Items), Instructions, Last, First,
     Nick, Email};
decode_search_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"instructions">>, _attrs, _} = _el | _els],
		  Xdata, Items, Instructions, Last, First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items,
			    decode_search_instructions(__TopXMLNS, __IgnoreEls,
						       _el),
			    Last, First, Nick, Email);
      <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items,
			    decode_search_instructions(<<"jabber:iq:search">>,
						       __IgnoreEls, _el),
			    Last, First, Nick, Email);
      _ ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick, Email)
    end;
decode_search_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"first">>, _attrs, _} = _el | _els], Xdata,
		  Items, Instructions, Last, First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last,
			    decode_search_first(__TopXMLNS, __IgnoreEls, _el),
			    Nick, Email);
      <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last,
			    decode_search_first(<<"jabber:iq:search">>,
						__IgnoreEls, _el),
			    Nick, Email);
      _ ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick, Email)
    end;
decode_search_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"last">>, _attrs, _} = _el | _els], Xdata,
		  Items, Instructions, Last, First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions,
			    decode_search_last(__TopXMLNS, __IgnoreEls, _el),
			    First, Nick, Email);
      <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions,
			    decode_search_last(<<"jabber:iq:search">>,
					       __IgnoreEls, _el),
			    First, Nick, Email);
      _ ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick, Email)
    end;
decode_search_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"nick">>, _attrs, _} = _el | _els], Xdata,
		  Items, Instructions, Last, First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First,
			    decode_search_nick(__TopXMLNS, __IgnoreEls, _el),
			    Email);
      <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First,
			    decode_search_nick(<<"jabber:iq:search">>,
					       __IgnoreEls, _el),
			    Email);
      _ ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick, Email)
    end;
decode_search_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"email">>, _attrs, _} = _el | _els], Xdata,
		  Items, Instructions, Last, First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick,
			    decode_search_email(__TopXMLNS, __IgnoreEls, _el));
      <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick,
			    decode_search_email(<<"jabber:iq:search">>,
						__IgnoreEls, _el));
      _ ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick, Email)
    end;
decode_search_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"item">>, _attrs, _} = _el | _els], Xdata,
		  Items, Instructions, Last, First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    [decode_search_item(__TopXMLNS, __IgnoreEls, _el)
			     | Items],
			    Instructions, Last, First, Nick, Email);
      <<"jabber:iq:search">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    [decode_search_item(<<"jabber:iq:search">>,
						__IgnoreEls, _el)
			     | Items],
			    Instructions, Last, First, Nick, Email);
      _ ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick, Email)
    end;
decode_search_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"x">>, _attrs, _} = _el | _els], Xdata,
		  Items, Instructions, Last, First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els,
			    decode_xdata(<<"jabber:x:data">>, __IgnoreEls, _el),
			    Items, Instructions, Last, First, Nick, Email);
      _ ->
	  decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
			    Items, Instructions, Last, First, Nick, Email)
    end;
decode_search_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		  Xdata, Items, Instructions, Last, First, Nick, Email) ->
    decode_search_els(__TopXMLNS, __IgnoreEls, _els, Xdata,
		      Items, Instructions, Last, First, Nick, Email).

encode_search({search, Instructions, First, Last, Nick,
	       Email, Items, Xdata},
	      __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:search">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_search_$xdata'(Xdata,
						__NewTopXMLNS,
						'encode_search_$items'(Items,
								       __NewTopXMLNS,
								       'encode_search_$instructions'(Instructions,
												     __NewTopXMLNS,
												     'encode_search_$last'(Last,
															   __NewTopXMLNS,
															   'encode_search_$first'(First,
																		  __NewTopXMLNS,
																		  'encode_search_$nick'(Nick,
																					__NewTopXMLNS,
																					'encode_search_$email'(Email,
																							       __NewTopXMLNS,
																							       [])))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_search_$xdata'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_search_$xdata'(Xdata, __TopXMLNS, _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

'encode_search_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_search_$items'([Items | _els], __TopXMLNS,
		       _acc) ->
    'encode_search_$items'(_els, __TopXMLNS,
			   [encode_search_item(Items, __TopXMLNS) | _acc]).

'encode_search_$instructions'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_search_$instructions'(Instructions, __TopXMLNS,
			      _acc) ->
    [encode_search_instructions(Instructions, __TopXMLNS)
     | _acc].

'encode_search_$last'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_search_$last'(Last, __TopXMLNS, _acc) ->
    [encode_search_last(Last, __TopXMLNS) | _acc].

'encode_search_$first'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_search_$first'(First, __TopXMLNS, _acc) ->
    [encode_search_first(First, __TopXMLNS) | _acc].

'encode_search_$nick'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_search_$nick'(Nick, __TopXMLNS, _acc) ->
    [encode_search_nick(Nick, __TopXMLNS) | _acc].

'encode_search_$email'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_search_$email'(Email, __TopXMLNS, _acc) ->
    [encode_search_email(Email, __TopXMLNS) | _acc].

decode_search_item(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"item">>, _attrs, _els}) ->
    {Last, First, Nick, Email} =
	decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
			       undefined, undefined, undefined, undefined),
    Jid = decode_search_item_attrs(__TopXMLNS, _attrs,
				   undefined),
    {search_item, Jid, First, Last, Nick, Email}.

decode_search_item_els(__TopXMLNS, __IgnoreEls, [],
		       Last, First, Nick, Email) ->
    {Last, First, Nick, Email};
decode_search_item_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"first">>, _attrs, _} = _el | _els], Last,
		       First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last,
				 decode_search_first(__TopXMLNS, __IgnoreEls,
						     _el),
				 Nick, Email);
      <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last,
				 decode_search_first(<<"jabber:iq:search">>,
						     __IgnoreEls, _el),
				 Nick, Email);
      _ ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First, Nick, Email)
    end;
decode_search_item_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"last">>, _attrs, _} = _el | _els], Last,
		       First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_search_last(__TopXMLNS, __IgnoreEls,
						    _el),
				 First, Nick, Email);
      <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_search_last(<<"jabber:iq:search">>,
						    __IgnoreEls, _el),
				 First, Nick, Email);
      _ ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First, Nick, Email)
    end;
decode_search_item_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"nick">>, _attrs, _} = _el | _els], Last,
		       First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First,
				 decode_search_nick(__TopXMLNS, __IgnoreEls,
						    _el),
				 Email);
      <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First,
				 decode_search_nick(<<"jabber:iq:search">>,
						    __IgnoreEls, _el),
				 Email);
      _ ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First, Nick, Email)
    end;
decode_search_item_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"email">>, _attrs, _} = _el | _els], Last,
		       First, Nick, Email) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First, Nick,
				 decode_search_email(__TopXMLNS, __IgnoreEls,
						     _el));
      <<"jabber:iq:search">> ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First, Nick,
				 decode_search_email(<<"jabber:iq:search">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Last, First, Nick, Email)
    end;
decode_search_item_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Last, First, Nick, Email) ->
    decode_search_item_els(__TopXMLNS, __IgnoreEls, _els,
			   Last, First, Nick, Email).

decode_search_item_attrs(__TopXMLNS,
			 [{<<"jid">>, _val} | _attrs], _Jid) ->
    decode_search_item_attrs(__TopXMLNS, _attrs, _val);
decode_search_item_attrs(__TopXMLNS, [_ | _attrs],
			 Jid) ->
    decode_search_item_attrs(__TopXMLNS, _attrs, Jid);
decode_search_item_attrs(__TopXMLNS, [], Jid) ->
    decode_search_item_attr_jid(__TopXMLNS, Jid).

encode_search_item({search_item, Jid, First, Last, Nick,
		    Email},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:search">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_search_item_$last'(Last,
						    __NewTopXMLNS,
						    'encode_search_item_$first'(First,
										__NewTopXMLNS,
										'encode_search_item_$nick'(Nick,
													   __NewTopXMLNS,
													   'encode_search_item_$email'(Email,
																       __NewTopXMLNS,
																       []))))),
    _attrs = encode_search_item_attr_jid(Jid,
					 enc_xmlns_attrs(__NewTopXMLNS,
							 __TopXMLNS)),
    {xmlel, <<"item">>, _attrs, _els}.

'encode_search_item_$last'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_search_item_$last'(Last, __TopXMLNS, _acc) ->
    [encode_search_last(Last, __TopXMLNS) | _acc].

'encode_search_item_$first'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_search_item_$first'(First, __TopXMLNS, _acc) ->
    [encode_search_first(First, __TopXMLNS) | _acc].

'encode_search_item_$nick'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_search_item_$nick'(Nick, __TopXMLNS, _acc) ->
    [encode_search_nick(Nick, __TopXMLNS) | _acc].

'encode_search_item_$email'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_search_item_$email'(Email, __TopXMLNS, _acc) ->
    [encode_search_email(Email, __TopXMLNS) | _acc].

decode_search_item_attr_jid(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"item">>, __TopXMLNS}});
decode_search_item_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_search_item_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_search_email(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"email">>, _attrs, _els}) ->
    Cdata = decode_search_email_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_search_email_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_search_email_cdata(__TopXMLNS, Cdata);
decode_search_email_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_search_email_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_search_email_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_search_email_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_search_email(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:search">>,
				     [], __TopXMLNS),
    _els = encode_search_email_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"email">>, _attrs, _els}.

decode_search_email_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_search_email_cdata(__TopXMLNS, _val) -> _val.

encode_search_email_cdata(<<>>, _acc) -> _acc;
encode_search_email_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_search_nick(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"nick">>, _attrs, _els}) ->
    Cdata = decode_search_nick_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_search_nick_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_search_nick_cdata(__TopXMLNS, Cdata);
decode_search_nick_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_search_nick_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_search_nick_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_search_nick_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_search_nick(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:search">>,
				     [], __TopXMLNS),
    _els = encode_search_nick_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"nick">>, _attrs, _els}.

decode_search_nick_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_search_nick_cdata(__TopXMLNS, _val) -> _val.

encode_search_nick_cdata(<<>>, _acc) -> _acc;
encode_search_nick_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_search_last(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"last">>, _attrs, _els}) ->
    Cdata = decode_search_last_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_search_last_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_search_last_cdata(__TopXMLNS, Cdata);
decode_search_last_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_search_last_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_search_last_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_search_last_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_search_last(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:search">>,
				     [], __TopXMLNS),
    _els = encode_search_last_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"last">>, _attrs, _els}.

decode_search_last_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_search_last_cdata(__TopXMLNS, _val) -> _val.

encode_search_last_cdata(<<>>, _acc) -> _acc;
encode_search_last_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_search_first(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"first">>, _attrs, _els}) ->
    Cdata = decode_search_first_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_search_first_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_search_first_cdata(__TopXMLNS, Cdata);
decode_search_first_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_search_first_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_search_first_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_search_first_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_search_first(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:search">>,
				     [], __TopXMLNS),
    _els = encode_search_first_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"first">>, _attrs, _els}.

decode_search_first_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_search_first_cdata(__TopXMLNS, _val) -> _val.

encode_search_first_cdata(<<>>, _acc) -> _acc;
encode_search_first_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_search_instructions(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"instructions">>, _attrs, _els}) ->
    Cdata = decode_search_instructions_els(__TopXMLNS,
					   __IgnoreEls, _els, <<>>),
    Cdata.

decode_search_instructions_els(__TopXMLNS, __IgnoreEls,
			       [], Cdata) ->
    decode_search_instructions_cdata(__TopXMLNS, Cdata);
decode_search_instructions_els(__TopXMLNS, __IgnoreEls,
			       [{xmlcdata, _data} | _els], Cdata) ->
    decode_search_instructions_els(__TopXMLNS, __IgnoreEls,
				   _els, <<Cdata/binary, _data/binary>>);
decode_search_instructions_els(__TopXMLNS, __IgnoreEls,
			       [_ | _els], Cdata) ->
    decode_search_instructions_els(__TopXMLNS, __IgnoreEls,
				   _els, Cdata).

encode_search_instructions(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:search">>,
				     [], __TopXMLNS),
    _els = encode_search_instructions_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"instructions">>, _attrs, _els}.

decode_search_instructions_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_search_instructions_cdata(__TopXMLNS, _val) ->
    _val.

encode_search_instructions_cdata(<<>>, _acc) -> _acc;
encode_search_instructions_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_hint_no_permanent_storage(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"no-permanent-storage">>, _attrs,
				  _els}) ->
    {hint, 'no-permanent-storage'}.

encode_hint_no_permanent_storage({hint,
				  'no-permanent-storage'},
				 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:hints">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"no-permanent-storage">>, _attrs, _els}.

decode_hint_no_permanent_store(__TopXMLNS, __IgnoreEls,
			       {xmlel, <<"no-permanent-store">>, _attrs,
				_els}) ->
    {hint, 'no-permanent-store'}.

encode_hint_no_permanent_store({hint,
				'no-permanent-store'},
			       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:hints">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"no-permanent-store">>, _attrs, _els}.

decode_hint_store(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"store">>, _attrs, _els}) ->
    {hint, store}.

encode_hint_store({hint, store}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:hints">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"store">>, _attrs, _els}.

decode_hint_no_storage(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"no-storage">>, _attrs, _els}) ->
    {hint, 'no-storage'}.

encode_hint_no_storage({hint, 'no-storage'},
		       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:hints">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"no-storage">>, _attrs, _els}.

decode_hint_no_store(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"no-store">>, _attrs, _els}) ->
    {hint, 'no-store'}.

encode_hint_no_store({hint, 'no-store'}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:hints">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"no-store">>, _attrs, _els}.

decode_hint_no_copy(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"no-copy">>, _attrs, _els}) ->
    {hint, 'no-copy'}.

encode_hint_no_copy({hint, 'no-copy'}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:hints">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"no-copy">>, _attrs, _els}.

decode_mix_participant(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"participant">>, _attrs, _els}) ->
    {Jid, Nick} = decode_mix_participant_attrs(__TopXMLNS,
					       _attrs, undefined, undefined),
    {mix_participant, Jid, Nick}.

decode_mix_participant_attrs(__TopXMLNS,
			     [{<<"jid">>, _val} | _attrs], _Jid, Nick) ->
    decode_mix_participant_attrs(__TopXMLNS, _attrs, _val,
				 Nick);
decode_mix_participant_attrs(__TopXMLNS,
			     [{<<"nick">>, _val} | _attrs], Jid, _Nick) ->
    decode_mix_participant_attrs(__TopXMLNS, _attrs, Jid,
				 _val);
decode_mix_participant_attrs(__TopXMLNS, [_ | _attrs],
			     Jid, Nick) ->
    decode_mix_participant_attrs(__TopXMLNS, _attrs, Jid,
				 Nick);
decode_mix_participant_attrs(__TopXMLNS, [], Jid,
			     Nick) ->
    {decode_mix_participant_attr_jid(__TopXMLNS, Jid),
     decode_mix_participant_attr_nick(__TopXMLNS, Nick)}.

encode_mix_participant({mix_participant, Jid, Nick},
		       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mix:0">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = encode_mix_participant_attr_nick(Nick,
					      encode_mix_participant_attr_jid(Jid,
									      enc_xmlns_attrs(__NewTopXMLNS,
											      __TopXMLNS))),
    {xmlel, <<"participant">>, _attrs, _els}.

decode_mix_participant_attr_jid(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"participant">>,
		   __TopXMLNS}});
decode_mix_participant_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"participant">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_mix_participant_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_mix_participant_attr_nick(__TopXMLNS,
				 undefined) ->
    <<>>;
decode_mix_participant_attr_nick(__TopXMLNS, _val) ->
    _val.

encode_mix_participant_attr_nick(<<>>, _acc) -> _acc;
encode_mix_participant_attr_nick(_val, _acc) ->
    [{<<"nick">>, _val} | _acc].

decode_mix_leave(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"leave">>, _attrs, _els}) ->
    {mix_leave}.

encode_mix_leave({mix_leave}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mix:0">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"leave">>, _attrs, _els}.

decode_mix_join(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"join">>, _attrs, _els}) ->
    Subscribe = decode_mix_join_els(__TopXMLNS, __IgnoreEls,
				    _els, []),
    Jid = decode_mix_join_attrs(__TopXMLNS, _attrs,
				undefined),
    {mix_join, Jid, Subscribe}.

decode_mix_join_els(__TopXMLNS, __IgnoreEls, [],
		    Subscribe) ->
    lists:reverse(Subscribe);
decode_mix_join_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"subscribe">>, _attrs, _} = _el | _els],
		    Subscribe) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:mix:0">> ->
	  decode_mix_join_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_mix_subscribe(__TopXMLNS, __IgnoreEls,
						    _el)
			       | Subscribe]);
      <<"urn:xmpp:mix:0">> ->
	  decode_mix_join_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_mix_subscribe(<<"urn:xmpp:mix:0">>,
						    __IgnoreEls, _el)
			       | Subscribe]);
      _ ->
	  decode_mix_join_els(__TopXMLNS, __IgnoreEls, _els,
			      Subscribe)
    end;
decode_mix_join_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Subscribe) ->
    decode_mix_join_els(__TopXMLNS, __IgnoreEls, _els,
			Subscribe).

decode_mix_join_attrs(__TopXMLNS,
		      [{<<"jid">>, _val} | _attrs], _Jid) ->
    decode_mix_join_attrs(__TopXMLNS, _attrs, _val);
decode_mix_join_attrs(__TopXMLNS, [_ | _attrs], Jid) ->
    decode_mix_join_attrs(__TopXMLNS, _attrs, Jid);
decode_mix_join_attrs(__TopXMLNS, [], Jid) ->
    decode_mix_join_attr_jid(__TopXMLNS, Jid).

encode_mix_join({mix_join, Jid, Subscribe},
		__TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mix:0">>,
				     [], __TopXMLNS),
    _els =
	lists:reverse('encode_mix_join_$subscribe'(Subscribe,
						   __NewTopXMLNS, [])),
    _attrs = encode_mix_join_attr_jid(Jid,
				      enc_xmlns_attrs(__NewTopXMLNS,
						      __TopXMLNS)),
    {xmlel, <<"join">>, _attrs, _els}.

'encode_mix_join_$subscribe'([], __TopXMLNS, _acc) ->
    _acc;
'encode_mix_join_$subscribe'([Subscribe | _els],
			     __TopXMLNS, _acc) ->
    'encode_mix_join_$subscribe'(_els, __TopXMLNS,
				 [encode_mix_subscribe(Subscribe, __TopXMLNS)
				  | _acc]).

decode_mix_join_attr_jid(__TopXMLNS, undefined) ->
    undefined;
decode_mix_join_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"join">>, __TopXMLNS}});
      _res -> _res
    end.

encode_mix_join_attr_jid(undefined, _acc) -> _acc;
encode_mix_join_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_mix_subscribe(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"subscribe">>, _attrs, _els}) ->
    Node = decode_mix_subscribe_attrs(__TopXMLNS, _attrs,
				      undefined),
    Node.

decode_mix_subscribe_attrs(__TopXMLNS,
			   [{<<"node">>, _val} | _attrs], _Node) ->
    decode_mix_subscribe_attrs(__TopXMLNS, _attrs, _val);
decode_mix_subscribe_attrs(__TopXMLNS, [_ | _attrs],
			   Node) ->
    decode_mix_subscribe_attrs(__TopXMLNS, _attrs, Node);
decode_mix_subscribe_attrs(__TopXMLNS, [], Node) ->
    decode_mix_subscribe_attr_node(__TopXMLNS, Node).

encode_mix_subscribe(Node, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mix:0">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = encode_mix_subscribe_attr_node(Node,
					    enc_xmlns_attrs(__NewTopXMLNS,
							    __TopXMLNS)),
    {xmlel, <<"subscribe">>, _attrs, _els}.

decode_mix_subscribe_attr_node(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"subscribe">>,
		   __TopXMLNS}});
decode_mix_subscribe_attr_node(__TopXMLNS, _val) ->
    _val.

encode_mix_subscribe_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_offline(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"offline">>, _attrs, _els}) ->
    {Items, Purge, Fetch} = decode_offline_els(__TopXMLNS,
					       __IgnoreEls, _els, [], false,
					       false),
    {offline, Items, Purge, Fetch}.

decode_offline_els(__TopXMLNS, __IgnoreEls, [], Items,
		   Purge, Fetch) ->
    {lists:reverse(Items), Purge, Fetch};
decode_offline_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"purge">>, _attrs, _} = _el | _els], Items,
		   Purge, Fetch) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/offline">> ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
			     decode_offline_purge(__TopXMLNS, __IgnoreEls, _el),
			     Fetch);
      <<"http://jabber.org/protocol/offline">> ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
			     decode_offline_purge(<<"http://jabber.org/protocol/offline">>,
						  __IgnoreEls, _el),
			     Fetch);
      _ ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
			     Purge, Fetch)
    end;
decode_offline_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"fetch">>, _attrs, _} = _el | _els], Items,
		   Purge, Fetch) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/offline">> ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
			     Purge,
			     decode_offline_fetch(__TopXMLNS, __IgnoreEls,
						  _el));
      <<"http://jabber.org/protocol/offline">> ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
			     Purge,
			     decode_offline_fetch(<<"http://jabber.org/protocol/offline">>,
						  __IgnoreEls, _el));
      _ ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
			     Purge, Fetch)
    end;
decode_offline_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"item">>, _attrs, _} = _el | _els], Items,
		   Purge, Fetch) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/offline">> ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els,
			     [decode_offline_item(__TopXMLNS, __IgnoreEls, _el)
			      | Items],
			     Purge, Fetch);
      <<"http://jabber.org/protocol/offline">> ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els,
			     [decode_offline_item(<<"http://jabber.org/protocol/offline">>,
						  __IgnoreEls, _el)
			      | Items],
			     Purge, Fetch);
      _ ->
	  decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
			     Purge, Fetch)
    end;
decode_offline_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Items, Purge, Fetch) ->
    decode_offline_els(__TopXMLNS, __IgnoreEls, _els, Items,
		       Purge, Fetch).

encode_offline({offline, Items, Purge, Fetch},
	       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/offline">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_offline_$items'(Items,
						 __NewTopXMLNS,
						 'encode_offline_$purge'(Purge,
									 __NewTopXMLNS,
									 'encode_offline_$fetch'(Fetch,
												 __NewTopXMLNS,
												 [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"offline">>, _attrs, _els}.

'encode_offline_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_offline_$items'([Items | _els], __TopXMLNS,
			_acc) ->
    'encode_offline_$items'(_els, __TopXMLNS,
			    [encode_offline_item(Items, __TopXMLNS) | _acc]).

'encode_offline_$purge'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_offline_$purge'(Purge, __TopXMLNS, _acc) ->
    [encode_offline_purge(Purge, __TopXMLNS) | _acc].

'encode_offline_$fetch'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_offline_$fetch'(Fetch, __TopXMLNS, _acc) ->
    [encode_offline_fetch(Fetch, __TopXMLNS) | _acc].

decode_offline_item(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"item">>, _attrs, _els}) ->
    {Node, Action} = decode_offline_item_attrs(__TopXMLNS,
					       _attrs, undefined, undefined),
    {offline_item, Node, Action}.

decode_offline_item_attrs(__TopXMLNS,
			  [{<<"node">>, _val} | _attrs], _Node, Action) ->
    decode_offline_item_attrs(__TopXMLNS, _attrs, _val,
			      Action);
decode_offline_item_attrs(__TopXMLNS,
			  [{<<"action">>, _val} | _attrs], Node, _Action) ->
    decode_offline_item_attrs(__TopXMLNS, _attrs, Node,
			      _val);
decode_offline_item_attrs(__TopXMLNS, [_ | _attrs],
			  Node, Action) ->
    decode_offline_item_attrs(__TopXMLNS, _attrs, Node,
			      Action);
decode_offline_item_attrs(__TopXMLNS, [], Node,
			  Action) ->
    {decode_offline_item_attr_node(__TopXMLNS, Node),
     decode_offline_item_attr_action(__TopXMLNS, Action)}.

encode_offline_item({offline_item, Node, Action},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/offline">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_offline_item_attr_action(Action,
					     encode_offline_item_attr_node(Node,
									   enc_xmlns_attrs(__NewTopXMLNS,
											   __TopXMLNS))),
    {xmlel, <<"item">>, _attrs, _els}.

decode_offline_item_attr_node(__TopXMLNS, undefined) ->
    <<>>;
decode_offline_item_attr_node(__TopXMLNS, _val) -> _val.

encode_offline_item_attr_node(<<>>, _acc) -> _acc;
encode_offline_item_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_offline_item_attr_action(__TopXMLNS,
				undefined) ->
    undefined;
decode_offline_item_attr_action(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [view, remove]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"action">>, <<"item">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_offline_item_attr_action(undefined, _acc) ->
    _acc;
encode_offline_item_attr_action(_val, _acc) ->
    [{<<"action">>, enc_enum(_val)} | _acc].

decode_offline_fetch(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"fetch">>, _attrs, _els}) ->
    true.

encode_offline_fetch(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/offline">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"fetch">>, _attrs, _els}.

decode_offline_purge(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"purge">>, _attrs, _els}) ->
    true.

encode_offline_purge(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/offline">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"purge">>, _attrs, _els}.

decode_sm_failed(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"failed">>, _attrs, _els}) ->
    Reason = decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
				  _els, undefined),
    {H, Xmlns} = decode_sm_failed_attrs(__TopXMLNS, _attrs,
					undefined, undefined),
    {sm_failed, Reason, H, Xmlns}.

decode_sm_failed_els(__TopXMLNS, __IgnoreEls, [],
		     Reason) ->
    Reason;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"bad-request">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_bad_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							__IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"conflict">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_conflict(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"feature-not-implemented">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_feature_not_implemented(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								    __IgnoreEls,
								    _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"forbidden">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_forbidden(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						      __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"gone">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_gone(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						 __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"internal-server-error">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_internal_server_error(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								  __IgnoreEls,
								  _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"item-not-found">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_item_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							   __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"jid-malformed">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_jid_malformed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							  __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"not-acceptable">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_not_acceptable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							   __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"not-allowed">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_not_allowed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							__IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"not-authorized">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							   __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"policy-violation">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_policy_violation(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							     __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"recipient-unavailable">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_recipient_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								  __IgnoreEls,
								  _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"redirect">>, _attrs, _} = _el | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_redirect(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"registration-required">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_registration_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								  __IgnoreEls,
								  _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"remote-server-not-found">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_remote_server_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								    __IgnoreEls,
								    _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"remote-server-timeout">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_remote_server_timeout(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								  __IgnoreEls,
								  _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"resource-constraint">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_resource_constraint(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								__IgnoreEls,
								_el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"service-unavailable">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_service_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								__IgnoreEls,
								_el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"subscription-required">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_subscription_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								  __IgnoreEls,
								  _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"undefined-condition">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_undefined_condition(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								__IgnoreEls,
								_el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"unexpected-request">>, _attrs, _} = _el
		      | _els],
		     Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_error_unexpected_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							       __IgnoreEls,
							       _el));
      _ ->
	  decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			       Reason)
    end;
decode_sm_failed_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Reason) ->
    decode_sm_failed_els(__TopXMLNS, __IgnoreEls, _els,
			 Reason).

decode_sm_failed_attrs(__TopXMLNS,
		       [{<<"h">>, _val} | _attrs], _H, Xmlns) ->
    decode_sm_failed_attrs(__TopXMLNS, _attrs, _val, Xmlns);
decode_sm_failed_attrs(__TopXMLNS,
		       [{<<"xmlns">>, _val} | _attrs], H, _Xmlns) ->
    decode_sm_failed_attrs(__TopXMLNS, _attrs, H, _val);
decode_sm_failed_attrs(__TopXMLNS, [_ | _attrs], H,
		       Xmlns) ->
    decode_sm_failed_attrs(__TopXMLNS, _attrs, H, Xmlns);
decode_sm_failed_attrs(__TopXMLNS, [], H, Xmlns) ->
    {decode_sm_failed_attr_h(__TopXMLNS, H),
     decode_sm_failed_attr_xmlns(__TopXMLNS, Xmlns)}.

encode_sm_failed({sm_failed, Reason, H, Xmlns},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_sm_failed_$reason'(Reason,
						    __NewTopXMLNS, [])),
    _attrs = encode_sm_failed_attr_h(H,
				     enc_xmlns_attrs(__NewTopXMLNS,
						     __TopXMLNS)),
    {xmlel, <<"failed">>, _attrs, _els}.

'encode_sm_failed_$reason'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_sm_failed_$reason'('bad-request' = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_bad_request(Reason, __TopXMLNS) | _acc];
'encode_sm_failed_$reason'(conflict = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_conflict(Reason, __TopXMLNS) | _acc];
'encode_sm_failed_$reason'('feature-not-implemented' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_feature_not_implemented(Reason,
					  __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'(forbidden = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_forbidden(Reason, __TopXMLNS) | _acc];
'encode_sm_failed_$reason'({gone, _} = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_gone(Reason, __TopXMLNS) | _acc];
'encode_sm_failed_$reason'('internal-server-error' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_internal_server_error(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('item-not-found' = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_item_not_found(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('jid-malformed' = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_jid_malformed(Reason, __TopXMLNS) | _acc];
'encode_sm_failed_$reason'('not-acceptable' = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_not_acceptable(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('not-allowed' = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_not_allowed(Reason, __TopXMLNS) | _acc];
'encode_sm_failed_$reason'('not-authorized' = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_not_authorized(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('policy-violation' = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_policy_violation(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('recipient-unavailable' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_recipient_unavailable(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'({redirect, _} = Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_redirect(Reason, __TopXMLNS) | _acc];
'encode_sm_failed_$reason'('registration-required' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_registration_required(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('remote-server-not-found' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_remote_server_not_found(Reason,
					  __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('remote-server-timeout' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_remote_server_timeout(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('resource-constraint' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_resource_constraint(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('service-unavailable' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_service_unavailable(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('subscription-required' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_subscription_required(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('undefined-condition' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_undefined_condition(Reason, __TopXMLNS)
     | _acc];
'encode_sm_failed_$reason'('unexpected-request' =
			       Reason,
			   __TopXMLNS, _acc) ->
    [encode_error_unexpected_request(Reason, __TopXMLNS)
     | _acc].

decode_sm_failed_attr_h(__TopXMLNS, undefined) ->
    undefined;
decode_sm_failed_attr_h(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"h">>, <<"failed">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sm_failed_attr_h(undefined, _acc) -> _acc;
encode_sm_failed_attr_h(_val, _acc) ->
    [{<<"h">>, enc_int(_val)} | _acc].

decode_sm_failed_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_sm_failed_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sm_a(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"a">>, _attrs, _els}) ->
    {H, Xmlns} = decode_sm_a_attrs(__TopXMLNS, _attrs,
				   undefined, undefined),
    {sm_a, H, Xmlns}.

decode_sm_a_attrs(__TopXMLNS,
		  [{<<"h">>, _val} | _attrs], _H, Xmlns) ->
    decode_sm_a_attrs(__TopXMLNS, _attrs, _val, Xmlns);
decode_sm_a_attrs(__TopXMLNS,
		  [{<<"xmlns">>, _val} | _attrs], H, _Xmlns) ->
    decode_sm_a_attrs(__TopXMLNS, _attrs, H, _val);
decode_sm_a_attrs(__TopXMLNS, [_ | _attrs], H, Xmlns) ->
    decode_sm_a_attrs(__TopXMLNS, _attrs, H, Xmlns);
decode_sm_a_attrs(__TopXMLNS, [], H, Xmlns) ->
    {decode_sm_a_attr_h(__TopXMLNS, H),
     decode_sm_a_attr_xmlns(__TopXMLNS, Xmlns)}.

encode_sm_a({sm_a, H, Xmlns}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_sm_a_attr_h(H,
				enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS)),
    {xmlel, <<"a">>, _attrs, _els}.

decode_sm_a_attr_h(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"h">>, <<"a">>, __TopXMLNS}});
decode_sm_a_attr_h(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"h">>, <<"a">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sm_a_attr_h(_val, _acc) ->
    [{<<"h">>, enc_int(_val)} | _acc].

decode_sm_a_attr_xmlns(__TopXMLNS, undefined) -> <<>>;
decode_sm_a_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sm_r(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"r">>, _attrs, _els}) ->
    Xmlns = decode_sm_r_attrs(__TopXMLNS, _attrs,
			      undefined),
    {sm_r, Xmlns}.

decode_sm_r_attrs(__TopXMLNS,
		  [{<<"xmlns">>, _val} | _attrs], _Xmlns) ->
    decode_sm_r_attrs(__TopXMLNS, _attrs, _val);
decode_sm_r_attrs(__TopXMLNS, [_ | _attrs], Xmlns) ->
    decode_sm_r_attrs(__TopXMLNS, _attrs, Xmlns);
decode_sm_r_attrs(__TopXMLNS, [], Xmlns) ->
    decode_sm_r_attr_xmlns(__TopXMLNS, Xmlns).

encode_sm_r({sm_r, Xmlns}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"r">>, _attrs, _els}.

decode_sm_r_attr_xmlns(__TopXMLNS, undefined) -> <<>>;
decode_sm_r_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sm_resumed(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"resumed">>, _attrs, _els}) ->
    {H, Xmlns, Previd} = decode_sm_resumed_attrs(__TopXMLNS,
						 _attrs, undefined, undefined,
						 undefined),
    {sm_resumed, H, Previd, Xmlns}.

decode_sm_resumed_attrs(__TopXMLNS,
			[{<<"h">>, _val} | _attrs], _H, Xmlns, Previd) ->
    decode_sm_resumed_attrs(__TopXMLNS, _attrs, _val, Xmlns,
			    Previd);
decode_sm_resumed_attrs(__TopXMLNS,
			[{<<"xmlns">>, _val} | _attrs], H, _Xmlns, Previd) ->
    decode_sm_resumed_attrs(__TopXMLNS, _attrs, H, _val,
			    Previd);
decode_sm_resumed_attrs(__TopXMLNS,
			[{<<"previd">>, _val} | _attrs], H, Xmlns, _Previd) ->
    decode_sm_resumed_attrs(__TopXMLNS, _attrs, H, Xmlns,
			    _val);
decode_sm_resumed_attrs(__TopXMLNS, [_ | _attrs], H,
			Xmlns, Previd) ->
    decode_sm_resumed_attrs(__TopXMLNS, _attrs, H, Xmlns,
			    Previd);
decode_sm_resumed_attrs(__TopXMLNS, [], H, Xmlns,
			Previd) ->
    {decode_sm_resumed_attr_h(__TopXMLNS, H),
     decode_sm_resumed_attr_xmlns(__TopXMLNS, Xmlns),
     decode_sm_resumed_attr_previd(__TopXMLNS, Previd)}.

encode_sm_resumed({sm_resumed, H, Previd, Xmlns},
		  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_sm_resumed_attr_previd(Previd,
					   encode_sm_resumed_attr_h(H,
								    enc_xmlns_attrs(__NewTopXMLNS,
										    __TopXMLNS))),
    {xmlel, <<"resumed">>, _attrs, _els}.

decode_sm_resumed_attr_h(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"h">>, <<"resumed">>, __TopXMLNS}});
decode_sm_resumed_attr_h(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"h">>, <<"resumed">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sm_resumed_attr_h(_val, _acc) ->
    [{<<"h">>, enc_int(_val)} | _acc].

decode_sm_resumed_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_sm_resumed_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sm_resumed_attr_previd(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"previd">>, <<"resumed">>,
		   __TopXMLNS}});
decode_sm_resumed_attr_previd(__TopXMLNS, _val) -> _val.

encode_sm_resumed_attr_previd(_val, _acc) ->
    [{<<"previd">>, _val} | _acc].

decode_sm_resume(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"resume">>, _attrs, _els}) ->
    {H, Xmlns, Previd} = decode_sm_resume_attrs(__TopXMLNS,
						_attrs, undefined, undefined,
						undefined),
    {sm_resume, H, Previd, Xmlns}.

decode_sm_resume_attrs(__TopXMLNS,
		       [{<<"h">>, _val} | _attrs], _H, Xmlns, Previd) ->
    decode_sm_resume_attrs(__TopXMLNS, _attrs, _val, Xmlns,
			   Previd);
decode_sm_resume_attrs(__TopXMLNS,
		       [{<<"xmlns">>, _val} | _attrs], H, _Xmlns, Previd) ->
    decode_sm_resume_attrs(__TopXMLNS, _attrs, H, _val,
			   Previd);
decode_sm_resume_attrs(__TopXMLNS,
		       [{<<"previd">>, _val} | _attrs], H, Xmlns, _Previd) ->
    decode_sm_resume_attrs(__TopXMLNS, _attrs, H, Xmlns,
			   _val);
decode_sm_resume_attrs(__TopXMLNS, [_ | _attrs], H,
		       Xmlns, Previd) ->
    decode_sm_resume_attrs(__TopXMLNS, _attrs, H, Xmlns,
			   Previd);
decode_sm_resume_attrs(__TopXMLNS, [], H, Xmlns,
		       Previd) ->
    {decode_sm_resume_attr_h(__TopXMLNS, H),
     decode_sm_resume_attr_xmlns(__TopXMLNS, Xmlns),
     decode_sm_resume_attr_previd(__TopXMLNS, Previd)}.

encode_sm_resume({sm_resume, H, Previd, Xmlns},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_sm_resume_attr_previd(Previd,
					  encode_sm_resume_attr_h(H,
								  enc_xmlns_attrs(__NewTopXMLNS,
										  __TopXMLNS))),
    {xmlel, <<"resume">>, _attrs, _els}.

decode_sm_resume_attr_h(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"h">>, <<"resume">>, __TopXMLNS}});
decode_sm_resume_attr_h(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"h">>, <<"resume">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sm_resume_attr_h(_val, _acc) ->
    [{<<"h">>, enc_int(_val)} | _acc].

decode_sm_resume_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_sm_resume_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sm_resume_attr_previd(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"previd">>, <<"resume">>,
		   __TopXMLNS}});
decode_sm_resume_attr_previd(__TopXMLNS, _val) -> _val.

encode_sm_resume_attr_previd(_val, _acc) ->
    [{<<"previd">>, _val} | _acc].

decode_sm_enabled(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"enabled">>, _attrs, _els}) ->
    {Id, Location, Xmlns, Max, Resume} =
	decode_sm_enabled_attrs(__TopXMLNS, _attrs, undefined,
				undefined, undefined, undefined, undefined),
    {sm_enabled, Id, Location, Max, Resume, Xmlns}.

decode_sm_enabled_attrs(__TopXMLNS,
			[{<<"id">>, _val} | _attrs], _Id, Location, Xmlns, Max,
			Resume) ->
    decode_sm_enabled_attrs(__TopXMLNS, _attrs, _val,
			    Location, Xmlns, Max, Resume);
decode_sm_enabled_attrs(__TopXMLNS,
			[{<<"location">>, _val} | _attrs], Id, _Location, Xmlns,
			Max, Resume) ->
    decode_sm_enabled_attrs(__TopXMLNS, _attrs, Id, _val,
			    Xmlns, Max, Resume);
decode_sm_enabled_attrs(__TopXMLNS,
			[{<<"xmlns">>, _val} | _attrs], Id, Location, _Xmlns,
			Max, Resume) ->
    decode_sm_enabled_attrs(__TopXMLNS, _attrs, Id,
			    Location, _val, Max, Resume);
decode_sm_enabled_attrs(__TopXMLNS,
			[{<<"max">>, _val} | _attrs], Id, Location, Xmlns, _Max,
			Resume) ->
    decode_sm_enabled_attrs(__TopXMLNS, _attrs, Id,
			    Location, Xmlns, _val, Resume);
decode_sm_enabled_attrs(__TopXMLNS,
			[{<<"resume">>, _val} | _attrs], Id, Location, Xmlns,
			Max, _Resume) ->
    decode_sm_enabled_attrs(__TopXMLNS, _attrs, Id,
			    Location, Xmlns, Max, _val);
decode_sm_enabled_attrs(__TopXMLNS, [_ | _attrs], Id,
			Location, Xmlns, Max, Resume) ->
    decode_sm_enabled_attrs(__TopXMLNS, _attrs, Id,
			    Location, Xmlns, Max, Resume);
decode_sm_enabled_attrs(__TopXMLNS, [], Id, Location,
			Xmlns, Max, Resume) ->
    {decode_sm_enabled_attr_id(__TopXMLNS, Id),
     decode_sm_enabled_attr_location(__TopXMLNS, Location),
     decode_sm_enabled_attr_xmlns(__TopXMLNS, Xmlns),
     decode_sm_enabled_attr_max(__TopXMLNS, Max),
     decode_sm_enabled_attr_resume(__TopXMLNS, Resume)}.

encode_sm_enabled({sm_enabled, Id, Location, Max,
		   Resume, Xmlns},
		  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_sm_enabled_attr_resume(Resume,
					   encode_sm_enabled_attr_max(Max,
								      encode_sm_enabled_attr_location(Location,
												      encode_sm_enabled_attr_id(Id,
																enc_xmlns_attrs(__NewTopXMLNS,
																		__TopXMLNS))))),
    {xmlel, <<"enabled">>, _attrs, _els}.

decode_sm_enabled_attr_id(__TopXMLNS, undefined) ->
    <<>>;
decode_sm_enabled_attr_id(__TopXMLNS, _val) -> _val.

encode_sm_enabled_attr_id(<<>>, _acc) -> _acc;
encode_sm_enabled_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_sm_enabled_attr_location(__TopXMLNS,
				undefined) ->
    <<>>;
decode_sm_enabled_attr_location(__TopXMLNS, _val) ->
    _val.

encode_sm_enabled_attr_location(<<>>, _acc) -> _acc;
encode_sm_enabled_attr_location(_val, _acc) ->
    [{<<"location">>, _val} | _acc].

decode_sm_enabled_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_sm_enabled_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sm_enabled_attr_max(__TopXMLNS, undefined) ->
    undefined;
decode_sm_enabled_attr_max(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"max">>, <<"enabled">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_sm_enabled_attr_max(undefined, _acc) -> _acc;
encode_sm_enabled_attr_max(_val, _acc) ->
    [{<<"max">>, enc_int(_val)} | _acc].

decode_sm_enabled_attr_resume(__TopXMLNS, undefined) ->
    false;
decode_sm_enabled_attr_resume(__TopXMLNS, _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"resume">>, <<"enabled">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_sm_enabled_attr_resume(false, _acc) -> _acc;
encode_sm_enabled_attr_resume(_val, _acc) ->
    [{<<"resume">>, enc_bool(_val)} | _acc].

decode_sm_enable(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"enable">>, _attrs, _els}) ->
    {Max, Xmlns, Resume} =
	decode_sm_enable_attrs(__TopXMLNS, _attrs, undefined,
			       undefined, undefined),
    {sm_enable, Max, Resume, Xmlns}.

decode_sm_enable_attrs(__TopXMLNS,
		       [{<<"max">>, _val} | _attrs], _Max, Xmlns, Resume) ->
    decode_sm_enable_attrs(__TopXMLNS, _attrs, _val, Xmlns,
			   Resume);
decode_sm_enable_attrs(__TopXMLNS,
		       [{<<"xmlns">>, _val} | _attrs], Max, _Xmlns, Resume) ->
    decode_sm_enable_attrs(__TopXMLNS, _attrs, Max, _val,
			   Resume);
decode_sm_enable_attrs(__TopXMLNS,
		       [{<<"resume">>, _val} | _attrs], Max, Xmlns, _Resume) ->
    decode_sm_enable_attrs(__TopXMLNS, _attrs, Max, Xmlns,
			   _val);
decode_sm_enable_attrs(__TopXMLNS, [_ | _attrs], Max,
		       Xmlns, Resume) ->
    decode_sm_enable_attrs(__TopXMLNS, _attrs, Max, Xmlns,
			   Resume);
decode_sm_enable_attrs(__TopXMLNS, [], Max, Xmlns,
		       Resume) ->
    {decode_sm_enable_attr_max(__TopXMLNS, Max),
     decode_sm_enable_attr_xmlns(__TopXMLNS, Xmlns),
     decode_sm_enable_attr_resume(__TopXMLNS, Resume)}.

encode_sm_enable({sm_enable, Max, Resume, Xmlns},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_sm_enable_attr_resume(Resume,
					  encode_sm_enable_attr_max(Max,
								    enc_xmlns_attrs(__NewTopXMLNS,
										    __TopXMLNS))),
    {xmlel, <<"enable">>, _attrs, _els}.

decode_sm_enable_attr_max(__TopXMLNS, undefined) ->
    undefined;
decode_sm_enable_attr_max(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"max">>, <<"enable">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sm_enable_attr_max(undefined, _acc) -> _acc;
encode_sm_enable_attr_max(_val, _acc) ->
    [{<<"max">>, enc_int(_val)} | _acc].

decode_sm_enable_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_sm_enable_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_sm_enable_attr_resume(__TopXMLNS, undefined) ->
    false;
decode_sm_enable_attr_resume(__TopXMLNS, _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"resume">>, <<"enable">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_sm_enable_attr_resume(false, _acc) -> _acc;
encode_sm_enable_attr_resume(_val, _acc) ->
    [{<<"resume">>, enc_bool(_val)} | _acc].

decode_feature_sm(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"sm">>, _attrs, _els}) ->
    Xmlns = decode_feature_sm_attrs(__TopXMLNS, _attrs,
				    undefined),
    {feature_sm, Xmlns}.

decode_feature_sm_attrs(__TopXMLNS,
			[{<<"xmlns">>, _val} | _attrs], _Xmlns) ->
    decode_feature_sm_attrs(__TopXMLNS, _attrs, _val);
decode_feature_sm_attrs(__TopXMLNS, [_ | _attrs],
			Xmlns) ->
    decode_feature_sm_attrs(__TopXMLNS, _attrs, Xmlns);
decode_feature_sm_attrs(__TopXMLNS, [], Xmlns) ->
    decode_feature_sm_attr_xmlns(__TopXMLNS, Xmlns).

encode_feature_sm({feature_sm, Xmlns}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:sm:2">>, <<"urn:xmpp:sm:3">>],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"sm">>, _attrs, _els}.

decode_feature_sm_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_feature_sm_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_csi_inactive(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"inactive">>, _attrs, _els}) ->
    {csi, inactive}.

encode_csi_inactive({csi, inactive}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:csi:0">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"inactive">>, _attrs, _els}.

decode_csi_active(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"active">>, _attrs, _els}) ->
    {csi, active}.

encode_csi_active({csi, active}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:csi:0">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"active">>, _attrs, _els}.

decode_feature_csi(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"csi">>, _attrs, _els}) ->
    Xmlns = decode_feature_csi_attrs(__TopXMLNS, _attrs,
				     undefined),
    {feature_csi, Xmlns}.

decode_feature_csi_attrs(__TopXMLNS,
			 [{<<"xmlns">>, _val} | _attrs], _Xmlns) ->
    decode_feature_csi_attrs(__TopXMLNS, _attrs, _val);
decode_feature_csi_attrs(__TopXMLNS, [_ | _attrs],
			 Xmlns) ->
    decode_feature_csi_attrs(__TopXMLNS, _attrs, Xmlns);
decode_feature_csi_attrs(__TopXMLNS, [], Xmlns) ->
    decode_feature_csi_attr_xmlns(__TopXMLNS, Xmlns).

encode_feature_csi({feature_csi, Xmlns}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:csi:0">>], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"csi">>, _attrs, _els}.

decode_feature_csi_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_feature_csi_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_carbons_sent(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"sent">>, _attrs, _els}) ->
    Forwarded = decode_carbons_sent_els(__TopXMLNS,
					__IgnoreEls, _els, error),
    {carbons_sent, Forwarded}.

decode_carbons_sent_els(__TopXMLNS, __IgnoreEls, [],
			Forwarded) ->
    case Forwarded of
      error ->
	  erlang:error({xmpp_codec,
			{missing_tag, <<"forwarded">>, __TopXMLNS}});
      {value, Forwarded1} -> Forwarded1
    end;
decode_carbons_sent_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"forwarded">>, _attrs, _} = _el | _els],
			Forwarded) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:xmpp:forward:0">> ->
	  decode_carbons_sent_els(__TopXMLNS, __IgnoreEls, _els,
				  {value,
				   decode_forwarded(<<"urn:xmpp:forward:0">>,
						    __IgnoreEls, _el)});
      _ ->
	  decode_carbons_sent_els(__TopXMLNS, __IgnoreEls, _els,
				  Forwarded)
    end;
decode_carbons_sent_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Forwarded) ->
    decode_carbons_sent_els(__TopXMLNS, __IgnoreEls, _els,
			    Forwarded).

encode_carbons_sent({carbons_sent, Forwarded},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:carbons:2">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_carbons_sent_$forwarded'(Forwarded,
						       __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"sent">>, _attrs, _els}.

'encode_carbons_sent_$forwarded'(Forwarded, __TopXMLNS,
				 _acc) ->
    [encode_forwarded(Forwarded, __TopXMLNS) | _acc].

decode_carbons_received(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"received">>, _attrs, _els}) ->
    Forwarded = decode_carbons_received_els(__TopXMLNS,
					    __IgnoreEls, _els, error),
    {carbons_received, Forwarded}.

decode_carbons_received_els(__TopXMLNS, __IgnoreEls, [],
			    Forwarded) ->
    case Forwarded of
      error ->
	  erlang:error({xmpp_codec,
			{missing_tag, <<"forwarded">>, __TopXMLNS}});
      {value, Forwarded1} -> Forwarded1
    end;
decode_carbons_received_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"forwarded">>, _attrs, _} = _el | _els],
			    Forwarded) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:xmpp:forward:0">> ->
	  decode_carbons_received_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      {value,
				       decode_forwarded(<<"urn:xmpp:forward:0">>,
							__IgnoreEls, _el)});
      _ ->
	  decode_carbons_received_els(__TopXMLNS, __IgnoreEls,
				      _els, Forwarded)
    end;
decode_carbons_received_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Forwarded) ->
    decode_carbons_received_els(__TopXMLNS, __IgnoreEls,
				_els, Forwarded).

encode_carbons_received({carbons_received, Forwarded},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:carbons:2">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_carbons_received_$forwarded'(Forwarded,
							   __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"received">>, _attrs, _els}.

'encode_carbons_received_$forwarded'(Forwarded,
				     __TopXMLNS, _acc) ->
    [encode_forwarded(Forwarded, __TopXMLNS) | _acc].

decode_carbons_private(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"private">>, _attrs, _els}) ->
    {carbons_private}.

encode_carbons_private({carbons_private}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:carbons:2">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"private">>, _attrs, _els}.

decode_carbons_enable(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"enable">>, _attrs, _els}) ->
    {carbons_enable}.

encode_carbons_enable({carbons_enable}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:carbons:2">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"enable">>, _attrs, _els}.

decode_carbons_disable(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"disable">>, _attrs, _els}) ->
    {carbons_disable}.

encode_carbons_disable({carbons_disable}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:carbons:2">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"disable">>, _attrs, _els}.

decode_forwarded(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"forwarded">>, _attrs, _els}) ->
    {Delay, __Xmls} = decode_forwarded_els(__TopXMLNS,
					   __IgnoreEls, _els, undefined, []),
    {forwarded, Delay, __Xmls}.

decode_forwarded_els(__TopXMLNS, __IgnoreEls, [], Delay,
		     __Xmls) ->
    {Delay, lists:reverse(__Xmls)};
decode_forwarded_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"delay">>, _attrs, _} = _el | _els], Delay,
		     __Xmls) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:xmpp:delay">> ->
	  decode_forwarded_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_delay(<<"urn:xmpp:delay">>, __IgnoreEls,
					    _el),
			       __Xmls);
      _ ->
	  decode_forwarded_els(__TopXMLNS, __IgnoreEls, _els,
			       Delay, __Xmls)
    end;
decode_forwarded_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, _, _, _} = _el | _els], Delay, __Xmls) ->
    decode_forwarded_els(__TopXMLNS, __IgnoreEls, _els,
			 Delay, [_el | __Xmls]);
decode_forwarded_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Delay, __Xmls) ->
    decode_forwarded_els(__TopXMLNS, __IgnoreEls, _els,
			 Delay, __Xmls).

encode_forwarded({forwarded, Delay, __Xmls},
		 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:forward:0">>, [],
			 __TopXMLNS),
    _els = __Xmls ++
	     lists:reverse('encode_forwarded_$delay'(Delay,
						     __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"forwarded">>, _attrs, _els}.

'encode_forwarded_$delay'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_forwarded_$delay'(Delay, __TopXMLNS, _acc) ->
    [encode_delay(Delay, __TopXMLNS) | _acc].

decode_mam_fin(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"fin">>, _attrs, _els}) ->
    Rsm = decode_mam_fin_els(__TopXMLNS, __IgnoreEls, _els,
			     undefined),
    {Id, Xmlns, Stable, Complete} =
	decode_mam_fin_attrs(__TopXMLNS, _attrs, undefined,
			     undefined, undefined, undefined),
    {mam_fin, Xmlns, Id, Rsm, Stable, Complete}.

decode_mam_fin_els(__TopXMLNS, __IgnoreEls, [], Rsm) ->
    Rsm;
decode_mam_fin_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"set">>, _attrs, _} = _el | _els], Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_mam_fin_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_rsm_set(<<"http://jabber.org/protocol/rsm">>,
					    __IgnoreEls, _el));
      _ ->
	  decode_mam_fin_els(__TopXMLNS, __IgnoreEls, _els, Rsm)
    end;
decode_mam_fin_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Rsm) ->
    decode_mam_fin_els(__TopXMLNS, __IgnoreEls, _els, Rsm).

decode_mam_fin_attrs(__TopXMLNS,
		     [{<<"queryid">>, _val} | _attrs], _Id, Xmlns, Stable,
		     Complete) ->
    decode_mam_fin_attrs(__TopXMLNS, _attrs, _val, Xmlns,
			 Stable, Complete);
decode_mam_fin_attrs(__TopXMLNS,
		     [{<<"xmlns">>, _val} | _attrs], Id, _Xmlns, Stable,
		     Complete) ->
    decode_mam_fin_attrs(__TopXMLNS, _attrs, Id, _val,
			 Stable, Complete);
decode_mam_fin_attrs(__TopXMLNS,
		     [{<<"stable">>, _val} | _attrs], Id, Xmlns, _Stable,
		     Complete) ->
    decode_mam_fin_attrs(__TopXMLNS, _attrs, Id, Xmlns,
			 _val, Complete);
decode_mam_fin_attrs(__TopXMLNS,
		     [{<<"complete">>, _val} | _attrs], Id, Xmlns, Stable,
		     _Complete) ->
    decode_mam_fin_attrs(__TopXMLNS, _attrs, Id, Xmlns,
			 Stable, _val);
decode_mam_fin_attrs(__TopXMLNS, [_ | _attrs], Id,
		     Xmlns, Stable, Complete) ->
    decode_mam_fin_attrs(__TopXMLNS, _attrs, Id, Xmlns,
			 Stable, Complete);
decode_mam_fin_attrs(__TopXMLNS, [], Id, Xmlns, Stable,
		     Complete) ->
    {decode_mam_fin_attr_queryid(__TopXMLNS, Id),
     decode_mam_fin_attr_xmlns(__TopXMLNS, Xmlns),
     decode_mam_fin_attr_stable(__TopXMLNS, Stable),
     decode_mam_fin_attr_complete(__TopXMLNS, Complete)}.

encode_mam_fin({mam_fin, Xmlns, Id, Rsm, Stable,
		Complete},
	       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:mam:0">>,
				      <<"urn:xmpp:mam:1">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_mam_fin_$rsm'(Rsm,
					       __NewTopXMLNS, [])),
    _attrs = encode_mam_fin_attr_complete(Complete,
					  encode_mam_fin_attr_stable(Stable,
								     encode_mam_fin_attr_queryid(Id,
												 enc_xmlns_attrs(__NewTopXMLNS,
														 __TopXMLNS)))),
    {xmlel, <<"fin">>, _attrs, _els}.

'encode_mam_fin_$rsm'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_mam_fin_$rsm'(Rsm, __TopXMLNS, _acc) ->
    [encode_rsm_set(Rsm, __TopXMLNS) | _acc].

decode_mam_fin_attr_queryid(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_fin_attr_queryid(__TopXMLNS, _val) -> _val.

encode_mam_fin_attr_queryid(<<>>, _acc) -> _acc;
encode_mam_fin_attr_queryid(_val, _acc) ->
    [{<<"queryid">>, _val} | _acc].

decode_mam_fin_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_fin_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_mam_fin_attr_stable(__TopXMLNS, undefined) ->
    undefined;
decode_mam_fin_attr_stable(__TopXMLNS, _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"stable">>, <<"fin">>, __TopXMLNS}});
      _res -> _res
    end.

encode_mam_fin_attr_stable(undefined, _acc) -> _acc;
encode_mam_fin_attr_stable(_val, _acc) ->
    [{<<"stable">>, enc_bool(_val)} | _acc].

decode_mam_fin_attr_complete(__TopXMLNS, undefined) ->
    undefined;
decode_mam_fin_attr_complete(__TopXMLNS, _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"complete">>, <<"fin">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_mam_fin_attr_complete(undefined, _acc) -> _acc;
encode_mam_fin_attr_complete(_val, _acc) ->
    [{<<"complete">>, enc_bool(_val)} | _acc].

decode_mam_prefs(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"prefs">>, _attrs, _els}) ->
    {Never, Always} = decode_mam_prefs_els(__TopXMLNS,
					   __IgnoreEls, _els, undefined,
					   undefined),
    {Default, Xmlns} = decode_mam_prefs_attrs(__TopXMLNS,
					      _attrs, undefined, undefined),
    {mam_prefs, Xmlns, Default, Always, Never}.

decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, [], Never,
		     Always) ->
    {Never, Always};
decode_mam_prefs_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"always">>, _attrs, _} = _el | _els], Never,
		     Always) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"urn:xmpp:mam:1">>;
	       __TopXMLNS == <<"urn:xmpp:mam:0">>;
	       __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       Never,
			       decode_mam_always(__TopXMLNS, __IgnoreEls, _el));
      <<"urn:xmpp:mam:0">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       Never,
			       decode_mam_always(<<"urn:xmpp:mam:0">>,
						 __IgnoreEls, _el));
      <<"urn:xmpp:mam:1">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       Never,
			       decode_mam_always(<<"urn:xmpp:mam:1">>,
						 __IgnoreEls, _el));
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       Never,
			       decode_mam_always(<<"urn:xmpp:mam:tmp">>,
						 __IgnoreEls, _el));
      _ ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       Never, Always)
    end;
decode_mam_prefs_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"never">>, _attrs, _} = _el | _els], Never,
		     Always) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"urn:xmpp:mam:1">>;
	       __TopXMLNS == <<"urn:xmpp:mam:0">>;
	       __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_mam_never(__TopXMLNS, __IgnoreEls, _el),
			       Always);
      <<"urn:xmpp:mam:0">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_mam_never(<<"urn:xmpp:mam:0">>,
						__IgnoreEls, _el),
			       Always);
      <<"urn:xmpp:mam:1">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_mam_never(<<"urn:xmpp:mam:1">>,
						__IgnoreEls, _el),
			       Always);
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_mam_never(<<"urn:xmpp:mam:tmp">>,
						__IgnoreEls, _el),
			       Always);
      _ ->
	  decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			       Never, Always)
    end;
decode_mam_prefs_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Never, Always) ->
    decode_mam_prefs_els(__TopXMLNS, __IgnoreEls, _els,
			 Never, Always).

decode_mam_prefs_attrs(__TopXMLNS,
		       [{<<"default">>, _val} | _attrs], _Default, Xmlns) ->
    decode_mam_prefs_attrs(__TopXMLNS, _attrs, _val, Xmlns);
decode_mam_prefs_attrs(__TopXMLNS,
		       [{<<"xmlns">>, _val} | _attrs], Default, _Xmlns) ->
    decode_mam_prefs_attrs(__TopXMLNS, _attrs, Default,
			   _val);
decode_mam_prefs_attrs(__TopXMLNS, [_ | _attrs],
		       Default, Xmlns) ->
    decode_mam_prefs_attrs(__TopXMLNS, _attrs, Default,
			   Xmlns);
decode_mam_prefs_attrs(__TopXMLNS, [], Default,
		       Xmlns) ->
    {decode_mam_prefs_attr_default(__TopXMLNS, Default),
     decode_mam_prefs_attr_xmlns(__TopXMLNS, Xmlns)}.

encode_mam_prefs({mam_prefs, Xmlns, Default, Always,
		  Never},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:mam:0">>,
				      <<"urn:xmpp:mam:1">>,
				      <<"urn:xmpp:mam:tmp">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_mam_prefs_$never'(Never,
						   __NewTopXMLNS,
						   'encode_mam_prefs_$always'(Always,
									      __NewTopXMLNS,
									      []))),
    _attrs = encode_mam_prefs_attr_default(Default,
					   enc_xmlns_attrs(__NewTopXMLNS,
							   __TopXMLNS)),
    {xmlel, <<"prefs">>, _attrs, _els}.

'encode_mam_prefs_$never'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_mam_prefs_$never'(Never, __TopXMLNS, _acc) ->
    [encode_mam_never(Never, __TopXMLNS) | _acc].

'encode_mam_prefs_$always'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_mam_prefs_$always'(Always, __TopXMLNS, _acc) ->
    [encode_mam_always(Always, __TopXMLNS) | _acc].

decode_mam_prefs_attr_default(__TopXMLNS, undefined) ->
    undefined;
decode_mam_prefs_attr_default(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [always, never, roster]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"default">>, <<"prefs">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_mam_prefs_attr_default(undefined, _acc) -> _acc;
encode_mam_prefs_attr_default(_val, _acc) ->
    [{<<"default">>, enc_enum(_val)} | _acc].

decode_mam_prefs_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_prefs_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_mam_always(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"always">>, _attrs, _els}) ->
    Jids = decode_mam_always_els(__TopXMLNS, __IgnoreEls,
				 _els, []),
    Jids.

decode_mam_always_els(__TopXMLNS, __IgnoreEls, [],
		      Jids) ->
    lists:reverse(Jids);
decode_mam_always_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"jid">>, _attrs, _} = _el | _els], Jids) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"urn:xmpp:mam:1">>;
	       __TopXMLNS == <<"urn:xmpp:mam:0">>;
	       __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_always_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_mam_jid(__TopXMLNS, __IgnoreEls, _el)
				 | Jids]);
      <<"urn:xmpp:mam:0">> ->
	  decode_mam_always_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_mam_jid(<<"urn:xmpp:mam:0">>,
						__IgnoreEls, _el)
				 | Jids]);
      <<"urn:xmpp:mam:1">> ->
	  decode_mam_always_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_mam_jid(<<"urn:xmpp:mam:1">>,
						__IgnoreEls, _el)
				 | Jids]);
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_always_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_mam_jid(<<"urn:xmpp:mam:tmp">>,
						__IgnoreEls, _el)
				 | Jids]);
      _ ->
	  decode_mam_always_els(__TopXMLNS, __IgnoreEls, _els,
				Jids)
    end;
decode_mam_always_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Jids) ->
    decode_mam_always_els(__TopXMLNS, __IgnoreEls, _els,
			  Jids).

encode_mam_always(Jids, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:mam:0">>,
				      <<"urn:xmpp:mam:1">>,
				      <<"urn:xmpp:mam:tmp">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_mam_always_$jids'(Jids,
						   __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"always">>, _attrs, _els}.

'encode_mam_always_$jids'([], __TopXMLNS, _acc) -> _acc;
'encode_mam_always_$jids'([Jids | _els], __TopXMLNS,
			  _acc) ->
    'encode_mam_always_$jids'(_els, __TopXMLNS,
			      [encode_mam_jid(Jids, __TopXMLNS) | _acc]).

decode_mam_never(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"never">>, _attrs, _els}) ->
    Jids = decode_mam_never_els(__TopXMLNS, __IgnoreEls,
				_els, []),
    Jids.

decode_mam_never_els(__TopXMLNS, __IgnoreEls, [],
		     Jids) ->
    lists:reverse(Jids);
decode_mam_never_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"jid">>, _attrs, _} = _el | _els], Jids) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"urn:xmpp:mam:1">>;
	       __TopXMLNS == <<"urn:xmpp:mam:0">>;
	       __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_never_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_mam_jid(__TopXMLNS, __IgnoreEls, _el)
				| Jids]);
      <<"urn:xmpp:mam:0">> ->
	  decode_mam_never_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_mam_jid(<<"urn:xmpp:mam:0">>,
					       __IgnoreEls, _el)
				| Jids]);
      <<"urn:xmpp:mam:1">> ->
	  decode_mam_never_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_mam_jid(<<"urn:xmpp:mam:1">>,
					       __IgnoreEls, _el)
				| Jids]);
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_never_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_mam_jid(<<"urn:xmpp:mam:tmp">>,
					       __IgnoreEls, _el)
				| Jids]);
      _ ->
	  decode_mam_never_els(__TopXMLNS, __IgnoreEls, _els,
			       Jids)
    end;
decode_mam_never_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Jids) ->
    decode_mam_never_els(__TopXMLNS, __IgnoreEls, _els,
			 Jids).

encode_mam_never(Jids, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:mam:0">>,
				      <<"urn:xmpp:mam:1">>,
				      <<"urn:xmpp:mam:tmp">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_mam_never_$jids'(Jids,
						  __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"never">>, _attrs, _els}.

'encode_mam_never_$jids'([], __TopXMLNS, _acc) -> _acc;
'encode_mam_never_$jids'([Jids | _els], __TopXMLNS,
			 _acc) ->
    'encode_mam_never_$jids'(_els, __TopXMLNS,
			     [encode_mam_jid(Jids, __TopXMLNS) | _acc]).

decode_mam_jid(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"jid">>, _attrs, _els}) ->
    Cdata = decode_mam_jid_els(__TopXMLNS, __IgnoreEls,
			       _els, <<>>),
    Cdata.

decode_mam_jid_els(__TopXMLNS, __IgnoreEls, [],
		   Cdata) ->
    decode_mam_jid_cdata(__TopXMLNS, Cdata);
decode_mam_jid_els(__TopXMLNS, __IgnoreEls,
		   [{xmlcdata, _data} | _els], Cdata) ->
    decode_mam_jid_els(__TopXMLNS, __IgnoreEls, _els,
		       <<Cdata/binary, _data/binary>>);
decode_mam_jid_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Cdata) ->
    decode_mam_jid_els(__TopXMLNS, __IgnoreEls, _els,
		       Cdata).

encode_mam_jid(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"urn:xmpp:mam:0">>,
				      <<"urn:xmpp:mam:1">>,
				      <<"urn:xmpp:mam:tmp">>],
				     __TopXMLNS),
    _els = encode_mam_jid_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"jid">>, _attrs, _els}.

decode_mam_jid_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"jid">>, __TopXMLNS}});
decode_mam_jid_cdata(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"jid">>, __TopXMLNS}});
      _res -> _res
    end.

encode_mam_jid_cdata(_val, _acc) ->
    [{xmlcdata, enc_jid(_val)} | _acc].

decode_mam_result(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"result">>, _attrs, _els}) ->
    __Els = decode_mam_result_els(__TopXMLNS, __IgnoreEls,
				  _els, []),
    {Queryid, Xmlns, Id} =
	decode_mam_result_attrs(__TopXMLNS, _attrs, undefined,
				undefined, undefined),
    {mam_result, Xmlns, Queryid, Id, __Els}.

decode_mam_result_els(__TopXMLNS, __IgnoreEls, [],
		      __Els) ->
    lists:reverse(__Els);
decode_mam_result_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, _, _, _} = _el | _els], __Els) ->
    if __IgnoreEls ->
	   decode_mam_result_els(__TopXMLNS, __IgnoreEls, _els,
				 [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_mam_result_els(__TopXMLNS, __IgnoreEls, _els,
				       [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_mam_result_els(__TopXMLNS, __IgnoreEls, _els,
				       __Els)
	   end
    end;
decode_mam_result_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], __Els) ->
    decode_mam_result_els(__TopXMLNS, __IgnoreEls, _els,
			  __Els).

decode_mam_result_attrs(__TopXMLNS,
			[{<<"queryid">>, _val} | _attrs], _Queryid, Xmlns,
			Id) ->
    decode_mam_result_attrs(__TopXMLNS, _attrs, _val, Xmlns,
			    Id);
decode_mam_result_attrs(__TopXMLNS,
			[{<<"xmlns">>, _val} | _attrs], Queryid, _Xmlns, Id) ->
    decode_mam_result_attrs(__TopXMLNS, _attrs, Queryid,
			    _val, Id);
decode_mam_result_attrs(__TopXMLNS,
			[{<<"id">>, _val} | _attrs], Queryid, Xmlns, _Id) ->
    decode_mam_result_attrs(__TopXMLNS, _attrs, Queryid,
			    Xmlns, _val);
decode_mam_result_attrs(__TopXMLNS, [_ | _attrs],
			Queryid, Xmlns, Id) ->
    decode_mam_result_attrs(__TopXMLNS, _attrs, Queryid,
			    Xmlns, Id);
decode_mam_result_attrs(__TopXMLNS, [], Queryid, Xmlns,
			Id) ->
    {decode_mam_result_attr_queryid(__TopXMLNS, Queryid),
     decode_mam_result_attr_xmlns(__TopXMLNS, Xmlns),
     decode_mam_result_attr_id(__TopXMLNS, Id)}.

encode_mam_result({mam_result, Xmlns, Queryid, Id,
		   __Els},
		  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:mam:0">>,
				      <<"urn:xmpp:mam:1">>,
				      <<"urn:xmpp:mam:tmp">>],
				     __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els],
    _attrs = encode_mam_result_attr_id(Id,
				       encode_mam_result_attr_queryid(Queryid,
								      enc_xmlns_attrs(__NewTopXMLNS,
										      __TopXMLNS))),
    {xmlel, <<"result">>, _attrs, _els}.

decode_mam_result_attr_queryid(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_result_attr_queryid(__TopXMLNS, _val) ->
    _val.

encode_mam_result_attr_queryid(<<>>, _acc) -> _acc;
encode_mam_result_attr_queryid(_val, _acc) ->
    [{<<"queryid">>, _val} | _acc].

decode_mam_result_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_result_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_mam_result_attr_id(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_result_attr_id(__TopXMLNS, _val) -> _val.

encode_mam_result_attr_id(<<>>, _acc) -> _acc;
encode_mam_result_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_mam_archived(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"archived">>, _attrs, _els}) ->
    {Id, By} = decode_mam_archived_attrs(__TopXMLNS, _attrs,
					 undefined, undefined),
    {mam_archived, By, Id}.

decode_mam_archived_attrs(__TopXMLNS,
			  [{<<"id">>, _val} | _attrs], _Id, By) ->
    decode_mam_archived_attrs(__TopXMLNS, _attrs, _val, By);
decode_mam_archived_attrs(__TopXMLNS,
			  [{<<"by">>, _val} | _attrs], Id, _By) ->
    decode_mam_archived_attrs(__TopXMLNS, _attrs, Id, _val);
decode_mam_archived_attrs(__TopXMLNS, [_ | _attrs], Id,
			  By) ->
    decode_mam_archived_attrs(__TopXMLNS, _attrs, Id, By);
decode_mam_archived_attrs(__TopXMLNS, [], Id, By) ->
    {decode_mam_archived_attr_id(__TopXMLNS, Id),
     decode_mam_archived_attr_by(__TopXMLNS, By)}.

encode_mam_archived({mam_archived, By, Id},
		    __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mam:tmp">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = encode_mam_archived_attr_by(By,
					 encode_mam_archived_attr_id(Id,
								     enc_xmlns_attrs(__NewTopXMLNS,
										     __TopXMLNS))),
    {xmlel, <<"archived">>, _attrs, _els}.

decode_mam_archived_attr_id(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_archived_attr_id(__TopXMLNS, _val) -> _val.

encode_mam_archived_attr_id(<<>>, _acc) -> _acc;
encode_mam_archived_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_mam_archived_attr_by(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"by">>, <<"archived">>, __TopXMLNS}});
decode_mam_archived_attr_by(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"by">>, <<"archived">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_mam_archived_attr_by(_val, _acc) ->
    [{<<"by">>, enc_jid(_val)} | _acc].

decode_mam_query(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"query">>, _attrs, _els}) ->
    {Xdata, Withtext, End, Start, With, Rsm} =
	decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			     undefined, undefined, undefined, undefined,
			     undefined, undefined),
    {Id, Xmlns} = decode_mam_query_attrs(__TopXMLNS, _attrs,
					 undefined, undefined),
    {mam_query, Xmlns, Id, Start, End, With, Withtext, Rsm,
     Xdata}.

decode_mam_query_els(__TopXMLNS, __IgnoreEls, [], Xdata,
		     Withtext, End, Start, With, Rsm) ->
    {Xdata, Withtext, End, Start, With, Rsm};
decode_mam_query_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"start">>, _attrs, _} = _el | _els], Xdata,
		     Withtext, End, Start, With, Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End,
			       decode_mam_start(__TopXMLNS, __IgnoreEls, _el),
			       With, Rsm);
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End,
			       decode_mam_start(<<"urn:xmpp:mam:tmp">>,
						__IgnoreEls, _el),
			       With, Rsm);
      _ ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start, With, Rsm)
    end;
decode_mam_query_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"end">>, _attrs, _} = _el | _els], Xdata,
		     Withtext, End, Start, With, Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext,
			       decode_mam_end(__TopXMLNS, __IgnoreEls, _el),
			       Start, With, Rsm);
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext,
			       decode_mam_end(<<"urn:xmpp:mam:tmp">>,
					      __IgnoreEls, _el),
			       Start, With, Rsm);
      _ ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start, With, Rsm)
    end;
decode_mam_query_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"with">>, _attrs, _} = _el | _els], Xdata,
		     Withtext, End, Start, With, Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start,
			       decode_mam_with(__TopXMLNS, __IgnoreEls, _el),
			       Rsm);
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start,
			       decode_mam_with(<<"urn:xmpp:mam:tmp">>,
					       __IgnoreEls, _el),
			       Rsm);
      _ ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start, With, Rsm)
    end;
decode_mam_query_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"withtext">>, _attrs, _} = _el | _els],
		     Xdata, Withtext, End, Start, With, Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata,
			       decode_mam_withtext(__TopXMLNS, __IgnoreEls,
						   _el),
			       End, Start, With, Rsm);
      <<"urn:xmpp:mam:tmp">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata,
			       decode_mam_withtext(<<"urn:xmpp:mam:tmp">>,
						   __IgnoreEls, _el),
			       End, Start, With, Rsm);
      _ ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start, With, Rsm)
    end;
decode_mam_query_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"set">>, _attrs, _} = _el | _els], Xdata,
		     Withtext, End, Start, With, Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start, With,
			       decode_rsm_set(<<"http://jabber.org/protocol/rsm">>,
					      __IgnoreEls, _el));
      _ ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start, With, Rsm)
    end;
decode_mam_query_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"x">>, _attrs, _} = _el | _els], Xdata,
		     Withtext, End, Start, With, Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_xdata(<<"jabber:x:data">>, __IgnoreEls,
					    _el),
			       Withtext, End, Start, With, Rsm);
      _ ->
	  decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			       Xdata, Withtext, End, Start, With, Rsm)
    end;
decode_mam_query_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Xdata, Withtext, End, Start, With, Rsm) ->
    decode_mam_query_els(__TopXMLNS, __IgnoreEls, _els,
			 Xdata, Withtext, End, Start, With, Rsm).

decode_mam_query_attrs(__TopXMLNS,
		       [{<<"queryid">>, _val} | _attrs], _Id, Xmlns) ->
    decode_mam_query_attrs(__TopXMLNS, _attrs, _val, Xmlns);
decode_mam_query_attrs(__TopXMLNS,
		       [{<<"xmlns">>, _val} | _attrs], Id, _Xmlns) ->
    decode_mam_query_attrs(__TopXMLNS, _attrs, Id, _val);
decode_mam_query_attrs(__TopXMLNS, [_ | _attrs], Id,
		       Xmlns) ->
    decode_mam_query_attrs(__TopXMLNS, _attrs, Id, Xmlns);
decode_mam_query_attrs(__TopXMLNS, [], Id, Xmlns) ->
    {decode_mam_query_attr_queryid(__TopXMLNS, Id),
     decode_mam_query_attr_xmlns(__TopXMLNS, Xmlns)}.

encode_mam_query({mam_query, Xmlns, Id, Start, End,
		  With, Withtext, Rsm, Xdata},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"urn:xmpp:mam:0">>,
				      <<"urn:xmpp:mam:1">>,
				      <<"urn:xmpp:mam:tmp">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_mam_query_$xdata'(Xdata,
						   __NewTopXMLNS,
						   'encode_mam_query_$withtext'(Withtext,
										__NewTopXMLNS,
										'encode_mam_query_$end'(End,
													__NewTopXMLNS,
													'encode_mam_query_$start'(Start,
																  __NewTopXMLNS,
																  'encode_mam_query_$with'(With,
																			   __NewTopXMLNS,
																			   'encode_mam_query_$rsm'(Rsm,
																						   __NewTopXMLNS,
																						   []))))))),
    _attrs = encode_mam_query_attr_queryid(Id,
					   enc_xmlns_attrs(__NewTopXMLNS,
							   __TopXMLNS)),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_mam_query_$xdata'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_mam_query_$xdata'(Xdata, __TopXMLNS, _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

'encode_mam_query_$withtext'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_mam_query_$withtext'(Withtext, __TopXMLNS,
			     _acc) ->
    [encode_mam_withtext(Withtext, __TopXMLNS) | _acc].

'encode_mam_query_$end'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_mam_query_$end'(End, __TopXMLNS, _acc) ->
    [encode_mam_end(End, __TopXMLNS) | _acc].

'encode_mam_query_$start'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_mam_query_$start'(Start, __TopXMLNS, _acc) ->
    [encode_mam_start(Start, __TopXMLNS) | _acc].

'encode_mam_query_$with'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_mam_query_$with'(With, __TopXMLNS, _acc) ->
    [encode_mam_with(With, __TopXMLNS) | _acc].

'encode_mam_query_$rsm'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_mam_query_$rsm'(Rsm, __TopXMLNS, _acc) ->
    [encode_rsm_set(Rsm, __TopXMLNS) | _acc].

decode_mam_query_attr_queryid(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_query_attr_queryid(__TopXMLNS, _val) -> _val.

encode_mam_query_attr_queryid(<<>>, _acc) -> _acc;
encode_mam_query_attr_queryid(_val, _acc) ->
    [{<<"queryid">>, _val} | _acc].

decode_mam_query_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_mam_query_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_mam_withtext(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"withtext">>, _attrs, _els}) ->
    Cdata = decode_mam_withtext_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_mam_withtext_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_mam_withtext_cdata(__TopXMLNS, Cdata);
decode_mam_withtext_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_mam_withtext_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_mam_withtext_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_mam_withtext_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_mam_withtext(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mam:tmp">>,
				     [], __TopXMLNS),
    _els = encode_mam_withtext_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"withtext">>, _attrs, _els}.

decode_mam_withtext_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"withtext">>, __TopXMLNS}});
decode_mam_withtext_cdata(__TopXMLNS, _val) -> _val.

encode_mam_withtext_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_mam_with(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"with">>, _attrs, _els}) ->
    Cdata = decode_mam_with_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_mam_with_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_mam_with_cdata(__TopXMLNS, Cdata);
decode_mam_with_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_mam_with_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_mam_with_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_mam_with_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_mam_with(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mam:tmp">>,
				     [], __TopXMLNS),
    _els = encode_mam_with_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"with">>, _attrs, _els}.

decode_mam_with_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"with">>, __TopXMLNS}});
decode_mam_with_cdata(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"with">>, __TopXMLNS}});
      _res -> _res
    end.

encode_mam_with_cdata(_val, _acc) ->
    [{xmlcdata, enc_jid(_val)} | _acc].

decode_mam_end(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"end">>, _attrs, _els}) ->
    Cdata = decode_mam_end_els(__TopXMLNS, __IgnoreEls,
			       _els, <<>>),
    Cdata.

decode_mam_end_els(__TopXMLNS, __IgnoreEls, [],
		   Cdata) ->
    decode_mam_end_cdata(__TopXMLNS, Cdata);
decode_mam_end_els(__TopXMLNS, __IgnoreEls,
		   [{xmlcdata, _data} | _els], Cdata) ->
    decode_mam_end_els(__TopXMLNS, __IgnoreEls, _els,
		       <<Cdata/binary, _data/binary>>);
decode_mam_end_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Cdata) ->
    decode_mam_end_els(__TopXMLNS, __IgnoreEls, _els,
		       Cdata).

encode_mam_end(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mam:tmp">>,
				     [], __TopXMLNS),
    _els = encode_mam_end_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"end">>, _attrs, _els}.

decode_mam_end_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"end">>, __TopXMLNS}});
decode_mam_end_cdata(__TopXMLNS, _val) ->
    case catch dec_utc(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"end">>, __TopXMLNS}});
      _res -> _res
    end.

encode_mam_end_cdata(_val, _acc) ->
    [{xmlcdata, enc_utc(_val)} | _acc].

decode_mam_start(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"start">>, _attrs, _els}) ->
    Cdata = decode_mam_start_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_mam_start_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_mam_start_cdata(__TopXMLNS, Cdata);
decode_mam_start_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_mam_start_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_mam_start_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_mam_start_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_mam_start(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:mam:tmp">>,
				     [], __TopXMLNS),
    _els = encode_mam_start_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"start">>, _attrs, _els}.

decode_mam_start_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"start">>, __TopXMLNS}});
decode_mam_start_cdata(__TopXMLNS, _val) ->
    case catch dec_utc(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"start">>, __TopXMLNS}});
      _res -> _res
    end.

encode_mam_start_cdata(_val, _acc) ->
    [{xmlcdata, enc_utc(_val)} | _acc].

decode_rsm_set(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"set">>, _attrs, _els}) ->
    {After, Last, First, Count, Before, Max, Index} =
	decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els,
			   undefined, undefined, undefined, undefined,
			   undefined, undefined, undefined),
    {rsm_set, After, Before, Count, First, Index, Last,
     Max}.

decode_rsm_set_els(__TopXMLNS, __IgnoreEls, [], After,
		   Last, First, Count, Before, Max, Index) ->
    {After, Last, First, Count, Before, Max, Index};
decode_rsm_set_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"after">>, _attrs, _} = _el | _els], After,
		   Last, First, Count, Before, Max, Index) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_rsm_after(__TopXMLNS, __IgnoreEls, _el),
			     Last, First, Count, Before, Max, Index);
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_rsm_after(<<"http://jabber.org/protocol/rsm">>,
					      __IgnoreEls, _el),
			     Last, First, Count, Before, Max, Index);
      _ ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max, Index)
    end;
decode_rsm_set_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"before">>, _attrs, _} = _el | _els], After,
		   Last, First, Count, Before, Max, Index) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count,
			     decode_rsm_before(__TopXMLNS, __IgnoreEls, _el),
			     Max, Index);
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count,
			     decode_rsm_before(<<"http://jabber.org/protocol/rsm">>,
					       __IgnoreEls, _el),
			     Max, Index);
      _ ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max, Index)
    end;
decode_rsm_set_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"count">>, _attrs, _} = _el | _els], After,
		   Last, First, Count, Before, Max, Index) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First,
			     decode_rsm_count(__TopXMLNS, __IgnoreEls, _el),
			     Before, Max, Index);
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First,
			     decode_rsm_count(<<"http://jabber.org/protocol/rsm">>,
					      __IgnoreEls, _el),
			     Before, Max, Index);
      _ ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max, Index)
    end;
decode_rsm_set_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"first">>, _attrs, _} = _el | _els], After,
		   Last, First, Count, Before, Max, Index) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last,
			     decode_rsm_first(__TopXMLNS, __IgnoreEls, _el),
			     Count, Before, Max, Index);
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last,
			     decode_rsm_first(<<"http://jabber.org/protocol/rsm">>,
					      __IgnoreEls, _el),
			     Count, Before, Max, Index);
      _ ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max, Index)
    end;
decode_rsm_set_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"index">>, _attrs, _} = _el | _els], After,
		   Last, First, Count, Before, Max, Index) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max,
			     decode_rsm_index(__TopXMLNS, __IgnoreEls, _el));
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max,
			     decode_rsm_index(<<"http://jabber.org/protocol/rsm">>,
					      __IgnoreEls, _el));
      _ ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max, Index)
    end;
decode_rsm_set_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"last">>, _attrs, _} = _el | _els], After,
		   Last, First, Count, Before, Max, Index) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     decode_rsm_last(__TopXMLNS, __IgnoreEls, _el),
			     First, Count, Before, Max, Index);
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     decode_rsm_last(<<"http://jabber.org/protocol/rsm">>,
					     __IgnoreEls, _el),
			     First, Count, Before, Max, Index);
      _ ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max, Index)
    end;
decode_rsm_set_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"max">>, _attrs, _} = _el | _els], After,
		   Last, First, Count, Before, Max, Index) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before,
			     decode_rsm_max(__TopXMLNS, __IgnoreEls, _el),
			     Index);
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before,
			     decode_rsm_max(<<"http://jabber.org/protocol/rsm">>,
					    __IgnoreEls, _el),
			     Index);
      _ ->
	  decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
			     Last, First, Count, Before, Max, Index)
    end;
decode_rsm_set_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   After, Last, First, Count, Before, Max, Index) ->
    decode_rsm_set_els(__TopXMLNS, __IgnoreEls, _els, After,
		       Last, First, Count, Before, Max, Index).

encode_rsm_set({rsm_set, After, Before, Count, First,
		Index, Last, Max},
	       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_rsm_set_$after'(After,
						 __NewTopXMLNS,
						 'encode_rsm_set_$last'(Last,
									__NewTopXMLNS,
									'encode_rsm_set_$first'(First,
												__NewTopXMLNS,
												'encode_rsm_set_$count'(Count,
															__NewTopXMLNS,
															'encode_rsm_set_$before'(Before,
																		 __NewTopXMLNS,
																		 'encode_rsm_set_$max'(Max,
																				       __NewTopXMLNS,
																				       'encode_rsm_set_$index'(Index,
																							       __NewTopXMLNS,
																							       [])))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"set">>, _attrs, _els}.

'encode_rsm_set_$after'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_rsm_set_$after'(After, __TopXMLNS, _acc) ->
    [encode_rsm_after(After, __TopXMLNS) | _acc].

'encode_rsm_set_$last'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_rsm_set_$last'(Last, __TopXMLNS, _acc) ->
    [encode_rsm_last(Last, __TopXMLNS) | _acc].

'encode_rsm_set_$first'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_rsm_set_$first'(First, __TopXMLNS, _acc) ->
    [encode_rsm_first(First, __TopXMLNS) | _acc].

'encode_rsm_set_$count'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_rsm_set_$count'(Count, __TopXMLNS, _acc) ->
    [encode_rsm_count(Count, __TopXMLNS) | _acc].

'encode_rsm_set_$before'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_rsm_set_$before'(Before, __TopXMLNS, _acc) ->
    [encode_rsm_before(Before, __TopXMLNS) | _acc].

'encode_rsm_set_$max'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_rsm_set_$max'(Max, __TopXMLNS, _acc) ->
    [encode_rsm_max(Max, __TopXMLNS) | _acc].

'encode_rsm_set_$index'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_rsm_set_$index'(Index, __TopXMLNS, _acc) ->
    [encode_rsm_index(Index, __TopXMLNS) | _acc].

decode_rsm_first(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"first">>, _attrs, _els}) ->
    Data = decode_rsm_first_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Index = decode_rsm_first_attrs(__TopXMLNS, _attrs,
				   undefined),
    {rsm_first, Index, Data}.

decode_rsm_first_els(__TopXMLNS, __IgnoreEls, [],
		     Data) ->
    decode_rsm_first_cdata(__TopXMLNS, Data);
decode_rsm_first_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Data) ->
    decode_rsm_first_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Data/binary, _data/binary>>);
decode_rsm_first_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Data) ->
    decode_rsm_first_els(__TopXMLNS, __IgnoreEls, _els,
			 Data).

decode_rsm_first_attrs(__TopXMLNS,
		       [{<<"index">>, _val} | _attrs], _Index) ->
    decode_rsm_first_attrs(__TopXMLNS, _attrs, _val);
decode_rsm_first_attrs(__TopXMLNS, [_ | _attrs],
		       Index) ->
    decode_rsm_first_attrs(__TopXMLNS, _attrs, Index);
decode_rsm_first_attrs(__TopXMLNS, [], Index) ->
    decode_rsm_first_attr_index(__TopXMLNS, Index).

encode_rsm_first({rsm_first, Index, Data},
		 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = encode_rsm_first_cdata(Data, []),
    _attrs = encode_rsm_first_attr_index(Index,
					 enc_xmlns_attrs(__NewTopXMLNS,
							 __TopXMLNS)),
    {xmlel, <<"first">>, _attrs, _els}.

decode_rsm_first_attr_index(__TopXMLNS, undefined) ->
    undefined;
decode_rsm_first_attr_index(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"index">>, <<"first">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_rsm_first_attr_index(undefined, _acc) -> _acc;
encode_rsm_first_attr_index(_val, _acc) ->
    [{<<"index">>, enc_int(_val)} | _acc].

decode_rsm_first_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_rsm_first_cdata(__TopXMLNS, _val) -> _val.

encode_rsm_first_cdata(<<>>, _acc) -> _acc;
encode_rsm_first_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_rsm_max(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"max">>, _attrs, _els}) ->
    Cdata = decode_rsm_max_els(__TopXMLNS, __IgnoreEls,
			       _els, <<>>),
    Cdata.

decode_rsm_max_els(__TopXMLNS, __IgnoreEls, [],
		   Cdata) ->
    decode_rsm_max_cdata(__TopXMLNS, Cdata);
decode_rsm_max_els(__TopXMLNS, __IgnoreEls,
		   [{xmlcdata, _data} | _els], Cdata) ->
    decode_rsm_max_els(__TopXMLNS, __IgnoreEls, _els,
		       <<Cdata/binary, _data/binary>>);
decode_rsm_max_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Cdata) ->
    decode_rsm_max_els(__TopXMLNS, __IgnoreEls, _els,
		       Cdata).

encode_rsm_max(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = encode_rsm_max_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"max">>, _attrs, _els}.

decode_rsm_max_cdata(__TopXMLNS, <<>>) -> undefined;
decode_rsm_max_cdata(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"max">>, __TopXMLNS}});
      _res -> _res
    end.

encode_rsm_max_cdata(undefined, _acc) -> _acc;
encode_rsm_max_cdata(_val, _acc) ->
    [{xmlcdata, enc_int(_val)} | _acc].

decode_rsm_index(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"index">>, _attrs, _els}) ->
    Cdata = decode_rsm_index_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_rsm_index_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_rsm_index_cdata(__TopXMLNS, Cdata);
decode_rsm_index_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_rsm_index_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_rsm_index_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_rsm_index_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_rsm_index(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = encode_rsm_index_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"index">>, _attrs, _els}.

decode_rsm_index_cdata(__TopXMLNS, <<>>) -> undefined;
decode_rsm_index_cdata(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"index">>, __TopXMLNS}});
      _res -> _res
    end.

encode_rsm_index_cdata(undefined, _acc) -> _acc;
encode_rsm_index_cdata(_val, _acc) ->
    [{xmlcdata, enc_int(_val)} | _acc].

decode_rsm_count(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"count">>, _attrs, _els}) ->
    Cdata = decode_rsm_count_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_rsm_count_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_rsm_count_cdata(__TopXMLNS, Cdata);
decode_rsm_count_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_rsm_count_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_rsm_count_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_rsm_count_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_rsm_count(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = encode_rsm_count_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"count">>, _attrs, _els}.

decode_rsm_count_cdata(__TopXMLNS, <<>>) -> undefined;
decode_rsm_count_cdata(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"count">>, __TopXMLNS}});
      _res -> _res
    end.

encode_rsm_count_cdata(undefined, _acc) -> _acc;
encode_rsm_count_cdata(_val, _acc) ->
    [{xmlcdata, enc_int(_val)} | _acc].

decode_rsm_last(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"last">>, _attrs, _els}) ->
    Cdata = decode_rsm_last_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_rsm_last_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_rsm_last_cdata(__TopXMLNS, Cdata);
decode_rsm_last_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_rsm_last_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_rsm_last_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_rsm_last_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_rsm_last(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = encode_rsm_last_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"last">>, _attrs, _els}.

decode_rsm_last_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_rsm_last_cdata(__TopXMLNS, _val) -> _val.

encode_rsm_last_cdata(<<>>, _acc) -> _acc;
encode_rsm_last_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_rsm_before(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"before">>, _attrs, _els}) ->
    Cdata = decode_rsm_before_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_rsm_before_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_rsm_before_cdata(__TopXMLNS, Cdata);
decode_rsm_before_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_rsm_before_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_rsm_before_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_rsm_before_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_rsm_before(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = encode_rsm_before_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"before">>, _attrs, _els}.

decode_rsm_before_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_rsm_before_cdata(__TopXMLNS, _val) -> _val.

encode_rsm_before_cdata(<<>>, _acc) -> _acc;
encode_rsm_before_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_rsm_after(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"after">>, _attrs, _els}) ->
    Cdata = decode_rsm_after_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_rsm_after_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_rsm_after_cdata(__TopXMLNS, Cdata);
decode_rsm_after_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_rsm_after_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_rsm_after_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_rsm_after_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_rsm_after(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/rsm">>,
			 [], __TopXMLNS),
    _els = encode_rsm_after_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"after">>, _attrs, _els}.

decode_rsm_after_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_rsm_after_cdata(__TopXMLNS, _val) -> _val.

encode_rsm_after_cdata(<<>>, _acc) -> _acc;
encode_rsm_after_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_muc_unsubscribe(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"unsubscribe">>, _attrs, _els}) ->
    {muc_unsubscribe}.

encode_muc_unsubscribe({muc_unsubscribe}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:mucsub:0">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unsubscribe">>, _attrs, _els}.

decode_muc_subscribe(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"subscribe">>, _attrs, _els}) ->
    Events = decode_muc_subscribe_els(__TopXMLNS,
				      __IgnoreEls, _els, []),
    Nick = decode_muc_subscribe_attrs(__TopXMLNS, _attrs,
				      undefined),
    {muc_subscribe, Nick, Events}.

decode_muc_subscribe_els(__TopXMLNS, __IgnoreEls, [],
			 Events) ->
    lists:reverse(Events);
decode_muc_subscribe_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"event">>, _attrs, _} = _el | _els],
			 Events) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:mucsub:0">> ->
	  decode_muc_subscribe_els(__TopXMLNS, __IgnoreEls, _els,
				   [decode_muc_subscribe_event(__TopXMLNS,
							       __IgnoreEls, _el)
				    | Events]);
      <<"urn:xmpp:mucsub:0">> ->
	  decode_muc_subscribe_els(__TopXMLNS, __IgnoreEls, _els,
				   [decode_muc_subscribe_event(<<"urn:xmpp:mucsub:0">>,
							       __IgnoreEls, _el)
				    | Events]);
      _ ->
	  decode_muc_subscribe_els(__TopXMLNS, __IgnoreEls, _els,
				   Events)
    end;
decode_muc_subscribe_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Events) ->
    decode_muc_subscribe_els(__TopXMLNS, __IgnoreEls, _els,
			     Events).

decode_muc_subscribe_attrs(__TopXMLNS,
			   [{<<"nick">>, _val} | _attrs], _Nick) ->
    decode_muc_subscribe_attrs(__TopXMLNS, _attrs, _val);
decode_muc_subscribe_attrs(__TopXMLNS, [_ | _attrs],
			   Nick) ->
    decode_muc_subscribe_attrs(__TopXMLNS, _attrs, Nick);
decode_muc_subscribe_attrs(__TopXMLNS, [], Nick) ->
    decode_muc_subscribe_attr_nick(__TopXMLNS, Nick).

encode_muc_subscribe({muc_subscribe, Nick, Events},
		     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:mucsub:0">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_muc_subscribe_$events'(Events,
						     __NewTopXMLNS, [])),
    _attrs = encode_muc_subscribe_attr_nick(Nick,
					    enc_xmlns_attrs(__NewTopXMLNS,
							    __TopXMLNS)),
    {xmlel, <<"subscribe">>, _attrs, _els}.

'encode_muc_subscribe_$events'([], __TopXMLNS, _acc) ->
    _acc;
'encode_muc_subscribe_$events'([Events | _els],
			       __TopXMLNS, _acc) ->
    'encode_muc_subscribe_$events'(_els, __TopXMLNS,
				   [encode_muc_subscribe_event(Events,
							       __TopXMLNS)
				    | _acc]).

decode_muc_subscribe_attr_nick(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"nick">>, <<"subscribe">>,
		   __TopXMLNS}});
decode_muc_subscribe_attr_nick(__TopXMLNS, _val) ->
    _val.

encode_muc_subscribe_attr_nick(_val, _acc) ->
    [{<<"nick">>, _val} | _acc].

decode_muc_subscribe_event(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"event">>, _attrs, _els}) ->
    Node = decode_muc_subscribe_event_attrs(__TopXMLNS,
					    _attrs, undefined),
    Node.

decode_muc_subscribe_event_attrs(__TopXMLNS,
				 [{<<"node">>, _val} | _attrs], _Node) ->
    decode_muc_subscribe_event_attrs(__TopXMLNS, _attrs,
				     _val);
decode_muc_subscribe_event_attrs(__TopXMLNS,
				 [_ | _attrs], Node) ->
    decode_muc_subscribe_event_attrs(__TopXMLNS, _attrs,
				     Node);
decode_muc_subscribe_event_attrs(__TopXMLNS, [],
				 Node) ->
    decode_muc_subscribe_event_attr_node(__TopXMLNS, Node).

encode_muc_subscribe_event(Node, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:mucsub:0">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_muc_subscribe_event_attr_node(Node,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"event">>, _attrs, _els}.

decode_muc_subscribe_event_attr_node(__TopXMLNS,
				     undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"event">>, __TopXMLNS}});
decode_muc_subscribe_event_attr_node(__TopXMLNS,
				     _val) ->
    _val.

encode_muc_subscribe_event_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_muc_subscriptions(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"subscriptions">>, _attrs, _els}) ->
    List = decode_muc_subscriptions_els(__TopXMLNS,
					__IgnoreEls, _els, []),
    {muc_subscriptions, List}.

decode_muc_subscriptions_els(__TopXMLNS, __IgnoreEls,
			     [], List) ->
    lists:reverse(List);
decode_muc_subscriptions_els(__TopXMLNS, __IgnoreEls,
			     [{xmlel, <<"subscription">>, _attrs, _} = _el
			      | _els],
			     List) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:mucsub:0">> ->
	  decode_muc_subscriptions_els(__TopXMLNS, __IgnoreEls,
				       _els,
				       [decode_muc_subscription(__TopXMLNS,
								__IgnoreEls,
								_el)
					| List]);
      <<"urn:xmpp:mucsub:0">> ->
	  decode_muc_subscriptions_els(__TopXMLNS, __IgnoreEls,
				       _els,
				       [decode_muc_subscription(<<"urn:xmpp:mucsub:0">>,
								__IgnoreEls,
								_el)
					| List]);
      _ ->
	  decode_muc_subscriptions_els(__TopXMLNS, __IgnoreEls,
				       _els, List)
    end;
decode_muc_subscriptions_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], List) ->
    decode_muc_subscriptions_els(__TopXMLNS, __IgnoreEls,
				 _els, List).

encode_muc_subscriptions({muc_subscriptions, List},
			 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:mucsub:0">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_muc_subscriptions_$list'(List,
						       __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"subscriptions">>, _attrs, _els}.

'encode_muc_subscriptions_$list'([], __TopXMLNS,
				 _acc) ->
    _acc;
'encode_muc_subscriptions_$list'([List | _els],
				 __TopXMLNS, _acc) ->
    'encode_muc_subscriptions_$list'(_els, __TopXMLNS,
				     [encode_muc_subscription(List, __TopXMLNS)
				      | _acc]).

decode_muc_subscription(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"subscription">>, _attrs, _els}) ->
    Jid = decode_muc_subscription_attrs(__TopXMLNS, _attrs,
					undefined),
    Jid.

decode_muc_subscription_attrs(__TopXMLNS,
			      [{<<"jid">>, _val} | _attrs], _Jid) ->
    decode_muc_subscription_attrs(__TopXMLNS, _attrs, _val);
decode_muc_subscription_attrs(__TopXMLNS, [_ | _attrs],
			      Jid) ->
    decode_muc_subscription_attrs(__TopXMLNS, _attrs, Jid);
decode_muc_subscription_attrs(__TopXMLNS, [], Jid) ->
    decode_muc_subscription_attr_jid(__TopXMLNS, Jid).

encode_muc_subscription(Jid, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:mucsub:0">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_muc_subscription_attr_jid(Jid,
					      enc_xmlns_attrs(__NewTopXMLNS,
							      __TopXMLNS)),
    {xmlel, <<"subscription">>, _attrs, _els}.

decode_muc_subscription_attr_jid(__TopXMLNS,
				 undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"subscription">>,
		   __TopXMLNS}});
decode_muc_subscription_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"subscription">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_subscription_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_x_conference(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"x">>, _attrs, _els}) ->
    {Jid, Password, Reason, Thread, Continue} =
	decode_x_conference_attrs(__TopXMLNS, _attrs, undefined,
				  undefined, undefined, undefined, undefined),
    {x_conference, Jid, Password, Reason, Continue, Thread}.

decode_x_conference_attrs(__TopXMLNS,
			  [{<<"jid">>, _val} | _attrs], _Jid, Password, Reason,
			  Thread, Continue) ->
    decode_x_conference_attrs(__TopXMLNS, _attrs, _val,
			      Password, Reason, Thread, Continue);
decode_x_conference_attrs(__TopXMLNS,
			  [{<<"password">>, _val} | _attrs], Jid, _Password,
			  Reason, Thread, Continue) ->
    decode_x_conference_attrs(__TopXMLNS, _attrs, Jid, _val,
			      Reason, Thread, Continue);
decode_x_conference_attrs(__TopXMLNS,
			  [{<<"reason">>, _val} | _attrs], Jid, Password,
			  _Reason, Thread, Continue) ->
    decode_x_conference_attrs(__TopXMLNS, _attrs, Jid,
			      Password, _val, Thread, Continue);
decode_x_conference_attrs(__TopXMLNS,
			  [{<<"thread">>, _val} | _attrs], Jid, Password,
			  Reason, _Thread, Continue) ->
    decode_x_conference_attrs(__TopXMLNS, _attrs, Jid,
			      Password, Reason, _val, Continue);
decode_x_conference_attrs(__TopXMLNS,
			  [{<<"continue">>, _val} | _attrs], Jid, Password,
			  Reason, Thread, _Continue) ->
    decode_x_conference_attrs(__TopXMLNS, _attrs, Jid,
			      Password, Reason, Thread, _val);
decode_x_conference_attrs(__TopXMLNS, [_ | _attrs], Jid,
			  Password, Reason, Thread, Continue) ->
    decode_x_conference_attrs(__TopXMLNS, _attrs, Jid,
			      Password, Reason, Thread, Continue);
decode_x_conference_attrs(__TopXMLNS, [], Jid, Password,
			  Reason, Thread, Continue) ->
    {decode_x_conference_attr_jid(__TopXMLNS, Jid),
     decode_x_conference_attr_password(__TopXMLNS, Password),
     decode_x_conference_attr_reason(__TopXMLNS, Reason),
     decode_x_conference_attr_thread(__TopXMLNS, Thread),
     decode_x_conference_attr_continue(__TopXMLNS,
				       Continue)}.

encode_x_conference({x_conference, Jid, Password,
		     Reason, Continue, Thread},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:x:conference">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_x_conference_attr_continue(Continue,
					       encode_x_conference_attr_thread(Thread,
									       encode_x_conference_attr_reason(Reason,
													       encode_x_conference_attr_password(Password,
																		 encode_x_conference_attr_jid(Jid,
																					      enc_xmlns_attrs(__NewTopXMLNS,
																							      __TopXMLNS)))))),
    {xmlel, <<"x">>, _attrs, _els}.

decode_x_conference_attr_jid(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"x">>, __TopXMLNS}});
decode_x_conference_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"x">>, __TopXMLNS}});
      _res -> _res
    end.

encode_x_conference_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_x_conference_attr_password(__TopXMLNS,
				  undefined) ->
    <<>>;
decode_x_conference_attr_password(__TopXMLNS, _val) ->
    _val.

encode_x_conference_attr_password(<<>>, _acc) -> _acc;
encode_x_conference_attr_password(_val, _acc) ->
    [{<<"password">>, _val} | _acc].

decode_x_conference_attr_reason(__TopXMLNS,
				undefined) ->
    <<>>;
decode_x_conference_attr_reason(__TopXMLNS, _val) ->
    _val.

encode_x_conference_attr_reason(<<>>, _acc) -> _acc;
encode_x_conference_attr_reason(_val, _acc) ->
    [{<<"reason">>, _val} | _acc].

decode_x_conference_attr_thread(__TopXMLNS,
				undefined) ->
    <<>>;
decode_x_conference_attr_thread(__TopXMLNS, _val) ->
    _val.

encode_x_conference_attr_thread(<<>>, _acc) -> _acc;
encode_x_conference_attr_thread(_val, _acc) ->
    [{<<"thread">>, _val} | _acc].

decode_x_conference_attr_continue(__TopXMLNS,
				  undefined) ->
    undefined;
decode_x_conference_attr_continue(__TopXMLNS, _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"continue">>, <<"x">>, __TopXMLNS}});
      _res -> _res
    end.

encode_x_conference_attr_continue(undefined, _acc) ->
    _acc;
encode_x_conference_attr_continue(_val, _acc) ->
    [{<<"continue">>, enc_bool(_val)} | _acc].

decode_muc_unique(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"unique">>, _attrs, _els}) ->
    Name = decode_muc_unique_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    {muc_unique, Name}.

decode_muc_unique_els(__TopXMLNS, __IgnoreEls, [],
		      Name) ->
    decode_muc_unique_cdata(__TopXMLNS, Name);
decode_muc_unique_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Name) ->
    decode_muc_unique_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Name/binary, _data/binary>>);
decode_muc_unique_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Name) ->
    decode_muc_unique_els(__TopXMLNS, __IgnoreEls, _els,
			  Name).

encode_muc_unique({muc_unique, Name}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#unique">>,
			 [], __TopXMLNS),
    _els = encode_muc_unique_cdata(Name, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unique">>, _attrs, _els}.

decode_muc_unique_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_muc_unique_cdata(__TopXMLNS, _val) -> _val.

encode_muc_unique_cdata(<<>>, _acc) -> _acc;
encode_muc_unique_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_muc(__TopXMLNS, __IgnoreEls,
	   {xmlel, <<"x">>, _attrs, _els}) ->
    {Password, History} = decode_muc_els(__TopXMLNS,
					 __IgnoreEls, _els, undefined,
					 undefined),
    {muc, History, Password}.

decode_muc_els(__TopXMLNS, __IgnoreEls, [], Password,
	       History) ->
    {Password, History};
decode_muc_els(__TopXMLNS, __IgnoreEls,
	       [{xmlel, <<"history">>, _attrs, _} = _el | _els],
	       Password, History) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc">> ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els, Password,
			 decode_muc_history(__TopXMLNS, __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc">> ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els, Password,
			 decode_muc_history(<<"http://jabber.org/protocol/muc">>,
					    __IgnoreEls, _el));
      _ ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els, Password,
			 History)
    end;
decode_muc_els(__TopXMLNS, __IgnoreEls,
	       [{xmlel, <<"password">>, _attrs, _} = _el | _els],
	       Password, History) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc">> ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els,
			 decode_muc_password(__TopXMLNS, __IgnoreEls, _el),
			 History);
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els,
			 decode_muc_password(<<"http://jabber.org/protocol/muc#owner">>,
					     __IgnoreEls, _el),
			 History);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els,
			 decode_muc_password(<<"http://jabber.org/protocol/muc#user">>,
					     __IgnoreEls, _el),
			 History);
      <<"http://jabber.org/protocol/muc">> ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els,
			 decode_muc_password(<<"http://jabber.org/protocol/muc">>,
					     __IgnoreEls, _el),
			 History);
      _ ->
	  decode_muc_els(__TopXMLNS, __IgnoreEls, _els, Password,
			 History)
    end;
decode_muc_els(__TopXMLNS, __IgnoreEls, [_ | _els],
	       Password, History) ->
    decode_muc_els(__TopXMLNS, __IgnoreEls, _els, Password,
		   History).

encode_muc({muc, History, Password}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_muc_$password'(Password,
						__NewTopXMLNS,
						'encode_muc_$history'(History,
								      __NewTopXMLNS,
								      []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"x">>, _attrs, _els}.

'encode_muc_$password'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_muc_$password'(Password, __TopXMLNS, _acc) ->
    [encode_muc_password(Password, __TopXMLNS) | _acc].

'encode_muc_$history'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_muc_$history'(History, __TopXMLNS, _acc) ->
    [encode_muc_history(History, __TopXMLNS) | _acc].

decode_muc_admin(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"query">>, _attrs, _els}) ->
    Items = decode_muc_admin_els(__TopXMLNS, __IgnoreEls,
				 _els, []),
    {muc_admin, Items}.

decode_muc_admin_els(__TopXMLNS, __IgnoreEls, [],
		     Items) ->
    lists:reverse(Items);
decode_muc_admin_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"item">>, _attrs, _} = _el | _els], Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_muc_admin_item(__TopXMLNS, __IgnoreEls,
						      _el)
				| Items]);
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_muc_admin_item(<<"http://jabber.org/protocol/muc#admin">>,
						      __IgnoreEls, _el)
				| Items]);
      _ ->
	  decode_muc_admin_els(__TopXMLNS, __IgnoreEls, _els,
			       Items)
    end;
decode_muc_admin_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Items) ->
    decode_muc_admin_els(__TopXMLNS, __IgnoreEls, _els,
			 Items).

encode_muc_admin({muc_admin, Items}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#admin">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_muc_admin_$items'(Items,
						   __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_muc_admin_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_muc_admin_$items'([Items | _els], __TopXMLNS,
			  _acc) ->
    'encode_muc_admin_$items'(_els, __TopXMLNS,
			      [encode_muc_admin_item(Items, __TopXMLNS)
			       | _acc]).

decode_muc_admin_continue(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"continue">>, _attrs, _els}) ->
    Thread = decode_muc_admin_continue_attrs(__TopXMLNS,
					     _attrs, undefined),
    Thread.

decode_muc_admin_continue_attrs(__TopXMLNS,
				[{<<"thread">>, _val} | _attrs], _Thread) ->
    decode_muc_admin_continue_attrs(__TopXMLNS, _attrs,
				    _val);
decode_muc_admin_continue_attrs(__TopXMLNS,
				[_ | _attrs], Thread) ->
    decode_muc_admin_continue_attrs(__TopXMLNS, _attrs,
				    Thread);
decode_muc_admin_continue_attrs(__TopXMLNS, [],
				Thread) ->
    decode_muc_admin_continue_attr_thread(__TopXMLNS,
					  Thread).

encode_muc_admin_continue(Thread, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#admin">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_muc_admin_continue_attr_thread(Thread,
						   enc_xmlns_attrs(__NewTopXMLNS,
								   __TopXMLNS)),
    {xmlel, <<"continue">>, _attrs, _els}.

decode_muc_admin_continue_attr_thread(__TopXMLNS,
				      undefined) ->
    <<>>;
decode_muc_admin_continue_attr_thread(__TopXMLNS,
				      _val) ->
    _val.

encode_muc_admin_continue_attr_thread(<<>>, _acc) ->
    _acc;
encode_muc_admin_continue_attr_thread(_val, _acc) ->
    [{<<"thread">>, _val} | _acc].

decode_muc_admin_actor(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"actor">>, _attrs, _els}) ->
    {Jid, Nick} = decode_muc_admin_actor_attrs(__TopXMLNS,
					       _attrs, undefined, undefined),
    {muc_actor, Jid, Nick}.

decode_muc_admin_actor_attrs(__TopXMLNS,
			     [{<<"jid">>, _val} | _attrs], _Jid, Nick) ->
    decode_muc_admin_actor_attrs(__TopXMLNS, _attrs, _val,
				 Nick);
decode_muc_admin_actor_attrs(__TopXMLNS,
			     [{<<"nick">>, _val} | _attrs], Jid, _Nick) ->
    decode_muc_admin_actor_attrs(__TopXMLNS, _attrs, Jid,
				 _val);
decode_muc_admin_actor_attrs(__TopXMLNS, [_ | _attrs],
			     Jid, Nick) ->
    decode_muc_admin_actor_attrs(__TopXMLNS, _attrs, Jid,
				 Nick);
decode_muc_admin_actor_attrs(__TopXMLNS, [], Jid,
			     Nick) ->
    {decode_muc_admin_actor_attr_jid(__TopXMLNS, Jid),
     decode_muc_admin_actor_attr_nick(__TopXMLNS, Nick)}.

encode_muc_admin_actor({muc_actor, Jid, Nick},
		       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#admin">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_muc_admin_actor_attr_nick(Nick,
					      encode_muc_admin_actor_attr_jid(Jid,
									      enc_xmlns_attrs(__NewTopXMLNS,
											      __TopXMLNS))),
    {xmlel, <<"actor">>, _attrs, _els}.

decode_muc_admin_actor_attr_jid(__TopXMLNS,
				undefined) ->
    undefined;
decode_muc_admin_actor_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"actor">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_admin_actor_attr_jid(undefined, _acc) ->
    _acc;
encode_muc_admin_actor_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_muc_admin_actor_attr_nick(__TopXMLNS,
				 undefined) ->
    <<>>;
decode_muc_admin_actor_attr_nick(__TopXMLNS, _val) ->
    _val.

encode_muc_admin_actor_attr_nick(<<>>, _acc) -> _acc;
encode_muc_admin_actor_attr_nick(_val, _acc) ->
    [{<<"nick">>, _val} | _acc].

decode_muc_admin_item(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"item">>, _attrs, _els}) ->
    {Actor, Continue, Reason} =
	decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				  undefined, undefined, <<>>),
    {Affiliation, Role, Jid, Nick} =
	decode_muc_admin_item_attrs(__TopXMLNS, _attrs,
				    undefined, undefined, undefined, undefined),
    {muc_item, Actor, Continue, Reason, Affiliation, Role,
     Jid, Nick}.

decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, [],
			  Actor, Continue, Reason) ->
    {Actor, Continue, Reason};
decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"actor">>, _attrs, _} = _el | _els], Actor,
			  Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_muc_admin_actor(__TopXMLNS,
							   __IgnoreEls, _el),
				    Continue, Reason);
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_muc_admin_actor(<<"http://jabber.org/protocol/muc#admin">>,
							   __IgnoreEls, _el),
				    Continue, Reason);
      _ ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue, Reason)
    end;
decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"continue">>, _attrs, _} = _el | _els],
			  Actor, Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor,
				    decode_muc_admin_continue(__TopXMLNS,
							      __IgnoreEls, _el),
				    Reason);
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor,
				    decode_muc_admin_continue(<<"http://jabber.org/protocol/muc#admin">>,
							      __IgnoreEls, _el),
				    Reason);
      _ ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue, Reason)
    end;
decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"reason">>, _attrs, _} = _el | _els],
			  Actor, Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(__TopXMLNS, __IgnoreEls,
						      _el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
						      __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
						      __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
						      __IgnoreEls, _el));
      _ ->
	  decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue, Reason)
    end;
decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Actor, Continue, Reason) ->
    decode_muc_admin_item_els(__TopXMLNS, __IgnoreEls, _els,
			      Actor, Continue, Reason).

decode_muc_admin_item_attrs(__TopXMLNS,
			    [{<<"affiliation">>, _val} | _attrs], _Affiliation,
			    Role, Jid, Nick) ->
    decode_muc_admin_item_attrs(__TopXMLNS, _attrs, _val,
				Role, Jid, Nick);
decode_muc_admin_item_attrs(__TopXMLNS,
			    [{<<"role">>, _val} | _attrs], Affiliation, _Role,
			    Jid, Nick) ->
    decode_muc_admin_item_attrs(__TopXMLNS, _attrs,
				Affiliation, _val, Jid, Nick);
decode_muc_admin_item_attrs(__TopXMLNS,
			    [{<<"jid">>, _val} | _attrs], Affiliation, Role,
			    _Jid, Nick) ->
    decode_muc_admin_item_attrs(__TopXMLNS, _attrs,
				Affiliation, Role, _val, Nick);
decode_muc_admin_item_attrs(__TopXMLNS,
			    [{<<"nick">>, _val} | _attrs], Affiliation, Role,
			    Jid, _Nick) ->
    decode_muc_admin_item_attrs(__TopXMLNS, _attrs,
				Affiliation, Role, Jid, _val);
decode_muc_admin_item_attrs(__TopXMLNS, [_ | _attrs],
			    Affiliation, Role, Jid, Nick) ->
    decode_muc_admin_item_attrs(__TopXMLNS, _attrs,
				Affiliation, Role, Jid, Nick);
decode_muc_admin_item_attrs(__TopXMLNS, [], Affiliation,
			    Role, Jid, Nick) ->
    {decode_muc_admin_item_attr_affiliation(__TopXMLNS,
					    Affiliation),
     decode_muc_admin_item_attr_role(__TopXMLNS, Role),
     decode_muc_admin_item_attr_jid(__TopXMLNS, Jid),
     decode_muc_admin_item_attr_nick(__TopXMLNS, Nick)}.

encode_muc_admin_item({muc_item, Actor, Continue,
		       Reason, Affiliation, Role, Jid, Nick},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#admin">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_muc_admin_item_$actor'(Actor,
						     __NewTopXMLNS,
						     'encode_muc_admin_item_$continue'(Continue,
										       __NewTopXMLNS,
										       'encode_muc_admin_item_$reason'(Reason,
														       __NewTopXMLNS,
														       [])))),
    _attrs = encode_muc_admin_item_attr_nick(Nick,
					     encode_muc_admin_item_attr_jid(Jid,
									    encode_muc_admin_item_attr_role(Role,
													    encode_muc_admin_item_attr_affiliation(Affiliation,
																		   enc_xmlns_attrs(__NewTopXMLNS,
																				   __TopXMLNS))))),
    {xmlel, <<"item">>, _attrs, _els}.

'encode_muc_admin_item_$actor'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_muc_admin_item_$actor'(Actor, __TopXMLNS,
			       _acc) ->
    [encode_muc_admin_actor(Actor, __TopXMLNS) | _acc].

'encode_muc_admin_item_$continue'(undefined, __TopXMLNS,
				  _acc) ->
    _acc;
'encode_muc_admin_item_$continue'(Continue, __TopXMLNS,
				  _acc) ->
    [encode_muc_admin_continue(Continue, __TopXMLNS)
     | _acc].

'encode_muc_admin_item_$reason'(<<>>, __TopXMLNS,
				_acc) ->
    _acc;
'encode_muc_admin_item_$reason'(Reason, __TopXMLNS,
				_acc) ->
    [encode_muc_reason(Reason, __TopXMLNS) | _acc].

decode_muc_admin_item_attr_affiliation(__TopXMLNS,
				       undefined) ->
    undefined;
decode_muc_admin_item_attr_affiliation(__TopXMLNS,
				       _val) ->
    case catch dec_enum(_val,
			[admin, member, none, outcast, owner])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"affiliation">>, <<"item">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_admin_item_attr_affiliation(undefined,
				       _acc) ->
    _acc;
encode_muc_admin_item_attr_affiliation(_val, _acc) ->
    [{<<"affiliation">>, enc_enum(_val)} | _acc].

decode_muc_admin_item_attr_role(__TopXMLNS,
				undefined) ->
    undefined;
decode_muc_admin_item_attr_role(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[moderator, none, participant, visitor])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"role">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_admin_item_attr_role(undefined, _acc) ->
    _acc;
encode_muc_admin_item_attr_role(_val, _acc) ->
    [{<<"role">>, enc_enum(_val)} | _acc].

decode_muc_admin_item_attr_jid(__TopXMLNS, undefined) ->
    undefined;
decode_muc_admin_item_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_admin_item_attr_jid(undefined, _acc) -> _acc;
encode_muc_admin_item_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_muc_admin_item_attr_nick(__TopXMLNS,
				undefined) ->
    <<>>;
decode_muc_admin_item_attr_nick(__TopXMLNS, _val) ->
    _val.

encode_muc_admin_item_attr_nick(<<>>, _acc) -> _acc;
encode_muc_admin_item_attr_nick(_val, _acc) ->
    [{<<"nick">>, _val} | _acc].

decode_muc_owner_item(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"item">>, _attrs, _els}) ->
    {Actor, Continue, Reason} =
	decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				  undefined, undefined, <<>>),
    {Affiliation, Role, Jid, Nick} =
	decode_muc_owner_item_attrs(__TopXMLNS, _attrs,
				    undefined, undefined, undefined, undefined),
    {muc_item, Actor, Continue, Reason, Affiliation, Role,
     Jid, Nick}.

decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, [],
			  Actor, Continue, Reason) ->
    {Actor, Continue, Reason};
decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"actor">>, _attrs, _} = _el | _els], Actor,
			  Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_muc_admin_actor(<<"http://jabber.org/protocol/muc#admin">>,
							   __IgnoreEls, _el),
				    Continue, Reason);
      _ ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue, Reason)
    end;
decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"continue">>, _attrs, _} = _el | _els],
			  Actor, Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor,
				    decode_muc_admin_continue(<<"http://jabber.org/protocol/muc#admin">>,
							      __IgnoreEls, _el),
				    Reason);
      _ ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue, Reason)
    end;
decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"reason">>, _attrs, _} = _el | _els],
			  Actor, Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(__TopXMLNS, __IgnoreEls,
						      _el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
						      __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
						      __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue,
				    decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
						      __IgnoreEls, _el));
      _ ->
	  decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
				    Actor, Continue, Reason)
    end;
decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Actor, Continue, Reason) ->
    decode_muc_owner_item_els(__TopXMLNS, __IgnoreEls, _els,
			      Actor, Continue, Reason).

decode_muc_owner_item_attrs(__TopXMLNS,
			    [{<<"affiliation">>, _val} | _attrs], _Affiliation,
			    Role, Jid, Nick) ->
    decode_muc_owner_item_attrs(__TopXMLNS, _attrs, _val,
				Role, Jid, Nick);
decode_muc_owner_item_attrs(__TopXMLNS,
			    [{<<"role">>, _val} | _attrs], Affiliation, _Role,
			    Jid, Nick) ->
    decode_muc_owner_item_attrs(__TopXMLNS, _attrs,
				Affiliation, _val, Jid, Nick);
decode_muc_owner_item_attrs(__TopXMLNS,
			    [{<<"jid">>, _val} | _attrs], Affiliation, Role,
			    _Jid, Nick) ->
    decode_muc_owner_item_attrs(__TopXMLNS, _attrs,
				Affiliation, Role, _val, Nick);
decode_muc_owner_item_attrs(__TopXMLNS,
			    [{<<"nick">>, _val} | _attrs], Affiliation, Role,
			    Jid, _Nick) ->
    decode_muc_owner_item_attrs(__TopXMLNS, _attrs,
				Affiliation, Role, Jid, _val);
decode_muc_owner_item_attrs(__TopXMLNS, [_ | _attrs],
			    Affiliation, Role, Jid, Nick) ->
    decode_muc_owner_item_attrs(__TopXMLNS, _attrs,
				Affiliation, Role, Jid, Nick);
decode_muc_owner_item_attrs(__TopXMLNS, [], Affiliation,
			    Role, Jid, Nick) ->
    {decode_muc_owner_item_attr_affiliation(__TopXMLNS,
					    Affiliation),
     decode_muc_owner_item_attr_role(__TopXMLNS, Role),
     decode_muc_owner_item_attr_jid(__TopXMLNS, Jid),
     decode_muc_owner_item_attr_nick(__TopXMLNS, Nick)}.

encode_muc_owner_item({muc_item, Actor, Continue,
		       Reason, Affiliation, Role, Jid, Nick},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#owner">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_muc_owner_item_$actor'(Actor,
						     __NewTopXMLNS,
						     'encode_muc_owner_item_$continue'(Continue,
										       __NewTopXMLNS,
										       'encode_muc_owner_item_$reason'(Reason,
														       __NewTopXMLNS,
														       [])))),
    _attrs = encode_muc_owner_item_attr_nick(Nick,
					     encode_muc_owner_item_attr_jid(Jid,
									    encode_muc_owner_item_attr_role(Role,
													    encode_muc_owner_item_attr_affiliation(Affiliation,
																		   enc_xmlns_attrs(__NewTopXMLNS,
																				   __TopXMLNS))))),
    {xmlel, <<"item">>, _attrs, _els}.

'encode_muc_owner_item_$actor'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_muc_owner_item_$actor'(Actor, __TopXMLNS,
			       _acc) ->
    [encode_muc_admin_actor(Actor, __TopXMLNS) | _acc].

'encode_muc_owner_item_$continue'(undefined, __TopXMLNS,
				  _acc) ->
    _acc;
'encode_muc_owner_item_$continue'(Continue, __TopXMLNS,
				  _acc) ->
    [encode_muc_admin_continue(Continue, __TopXMLNS)
     | _acc].

'encode_muc_owner_item_$reason'(<<>>, __TopXMLNS,
				_acc) ->
    _acc;
'encode_muc_owner_item_$reason'(Reason, __TopXMLNS,
				_acc) ->
    [encode_muc_reason(Reason, __TopXMLNS) | _acc].

decode_muc_owner_item_attr_affiliation(__TopXMLNS,
				       undefined) ->
    undefined;
decode_muc_owner_item_attr_affiliation(__TopXMLNS,
				       _val) ->
    case catch dec_enum(_val,
			[admin, member, none, outcast, owner])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"affiliation">>, <<"item">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_owner_item_attr_affiliation(undefined,
				       _acc) ->
    _acc;
encode_muc_owner_item_attr_affiliation(_val, _acc) ->
    [{<<"affiliation">>, enc_enum(_val)} | _acc].

decode_muc_owner_item_attr_role(__TopXMLNS,
				undefined) ->
    undefined;
decode_muc_owner_item_attr_role(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[moderator, none, participant, visitor])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"role">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_owner_item_attr_role(undefined, _acc) ->
    _acc;
encode_muc_owner_item_attr_role(_val, _acc) ->
    [{<<"role">>, enc_enum(_val)} | _acc].

decode_muc_owner_item_attr_jid(__TopXMLNS, undefined) ->
    undefined;
decode_muc_owner_item_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_owner_item_attr_jid(undefined, _acc) -> _acc;
encode_muc_owner_item_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_muc_owner_item_attr_nick(__TopXMLNS,
				undefined) ->
    <<>>;
decode_muc_owner_item_attr_nick(__TopXMLNS, _val) ->
    _val.

encode_muc_owner_item_attr_nick(<<>>, _acc) -> _acc;
encode_muc_owner_item_attr_nick(_val, _acc) ->
    [{<<"nick">>, _val} | _acc].

decode_muc_owner(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"query">>, _attrs, _els}) ->
    {Items, Config, Destroy} =
	decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els, [],
			     undefined, undefined),
    {muc_owner, Destroy, Config, Items}.

decode_muc_owner_els(__TopXMLNS, __IgnoreEls, [], Items,
		     Config, Destroy) ->
    {lists:reverse(Items), Config, Destroy};
decode_muc_owner_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"destroy">>, _attrs, _} = _el | _els], Items,
		     Config, Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       Items, Config,
			       decode_muc_destroy(__TopXMLNS, __IgnoreEls,
						  _el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       Items, Config,
			       decode_muc_destroy(<<"http://jabber.org/protocol/muc#user">>,
						  __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       Items, Config,
			       decode_muc_destroy(<<"http://jabber.org/protocol/muc#owner">>,
						  __IgnoreEls, _el));
      _ ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       Items, Config, Destroy)
    end;
decode_muc_owner_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"x">>, _attrs, _} = _el | _els], Items,
		     Config, Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       Items,
			       decode_xdata(<<"jabber:x:data">>, __IgnoreEls,
					    _el),
			       Destroy);
      _ ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       Items, Config, Destroy)
    end;
decode_muc_owner_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"item">>, _attrs, _} = _el | _els], Items,
		     Config, Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_muc_owner_item(__TopXMLNS, __IgnoreEls,
						      _el)
				| Items],
			       Config, Destroy);
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_muc_owner_item(<<"http://jabber.org/protocol/muc#owner">>,
						      __IgnoreEls, _el)
				| Items],
			       Config, Destroy);
      _ ->
	  decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			       Items, Config, Destroy)
    end;
decode_muc_owner_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Items, Config, Destroy) ->
    decode_muc_owner_els(__TopXMLNS, __IgnoreEls, _els,
			 Items, Config, Destroy).

encode_muc_owner({muc_owner, Destroy, Config, Items},
		 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#owner">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_muc_owner_$items'(Items,
						   __NewTopXMLNS,
						   'encode_muc_owner_$config'(Config,
									      __NewTopXMLNS,
									      'encode_muc_owner_$destroy'(Destroy,
													  __NewTopXMLNS,
													  [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_muc_owner_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_muc_owner_$items'([Items | _els], __TopXMLNS,
			  _acc) ->
    'encode_muc_owner_$items'(_els, __TopXMLNS,
			      [encode_muc_owner_item(Items, __TopXMLNS)
			       | _acc]).

'encode_muc_owner_$config'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_muc_owner_$config'(Config, __TopXMLNS, _acc) ->
    [encode_xdata(Config, __TopXMLNS) | _acc].

'encode_muc_owner_$destroy'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_muc_owner_$destroy'(Destroy, __TopXMLNS,
			    _acc) ->
    [encode_muc_destroy(Destroy, __TopXMLNS) | _acc].

decode_muc_password(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"password">>, _attrs, _els}) ->
    Cdata = decode_muc_password_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_muc_password_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_muc_password_cdata(__TopXMLNS, Cdata);
decode_muc_password_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_muc_password_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_muc_password_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_muc_password_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_muc_password(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/muc#owner">>,
				      <<"http://jabber.org/protocol/muc#user">>,
				      <<"http://jabber.org/protocol/muc">>],
				     __TopXMLNS),
    _els = encode_muc_password_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"password">>, _attrs, _els}.

decode_muc_password_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_muc_password_cdata(__TopXMLNS, _val) -> _val.

encode_muc_password_cdata(<<>>, _acc) -> _acc;
encode_muc_password_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_muc_user(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"x">>, _attrs, _els}) ->
    {Status_codes, Items, Invites, Password, Decline,
     Destroy} =
	decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els, [],
			    [], [], undefined, undefined, undefined),
    {muc_user, Decline, Destroy, Invites, Items,
     Status_codes, Password}.

decode_muc_user_els(__TopXMLNS, __IgnoreEls, [],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    {lists:reverse(Status_codes), lists:reverse(Items),
     lists:reverse(Invites), Password, Decline, Destroy};
decode_muc_user_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"decline">>, _attrs, _} = _el | _els],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password,
			      decode_muc_user_decline(__TopXMLNS, __IgnoreEls,
						      _el),
			      Destroy);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password,
			      decode_muc_user_decline(<<"http://jabber.org/protocol/muc#user">>,
						      __IgnoreEls, _el),
			      Destroy);
      _ ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      Destroy)
    end;
decode_muc_user_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"destroy">>, _attrs, _} = _el | _els],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      decode_muc_destroy(__TopXMLNS, __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      decode_muc_destroy(<<"http://jabber.org/protocol/muc#user">>,
						 __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      decode_muc_destroy(<<"http://jabber.org/protocol/muc#owner">>,
						 __IgnoreEls, _el));
      _ ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      Destroy)
    end;
decode_muc_user_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"password">>, _attrs, _} = _el | _els],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites,
			      decode_muc_password(__TopXMLNS, __IgnoreEls, _el),
			      Decline, Destroy);
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites,
			      decode_muc_password(<<"http://jabber.org/protocol/muc#owner">>,
						  __IgnoreEls, _el),
			      Decline, Destroy);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites,
			      decode_muc_password(<<"http://jabber.org/protocol/muc#user">>,
						  __IgnoreEls, _el),
			      Decline, Destroy);
      <<"http://jabber.org/protocol/muc">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites,
			      decode_muc_password(<<"http://jabber.org/protocol/muc">>,
						  __IgnoreEls, _el),
			      Decline, Destroy);
      _ ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      Destroy)
    end;
decode_muc_user_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"invite">>, _attrs, _} = _el | _els],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items,
			      [decode_muc_user_invite(__TopXMLNS, __IgnoreEls,
						      _el)
			       | Invites],
			      Password, Decline, Destroy);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items,
			      [decode_muc_user_invite(<<"http://jabber.org/protocol/muc#user">>,
						      __IgnoreEls, _el)
			       | Invites],
			      Password, Decline, Destroy);
      _ ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      Destroy)
    end;
decode_muc_user_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"item">>, _attrs, _} = _el | _els],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes,
			      [decode_muc_user_item(__TopXMLNS, __IgnoreEls,
						    _el)
			       | Items],
			      Invites, Password, Decline, Destroy);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes,
			      [decode_muc_user_item(<<"http://jabber.org/protocol/muc#user">>,
						    __IgnoreEls, _el)
			       | Items],
			      Invites, Password, Decline, Destroy);
      _ ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      Destroy)
    end;
decode_muc_user_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"status">>, _attrs, _} = _el | _els],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      case decode_muc_user_status(__TopXMLNS,
							  __IgnoreEls, _el)
				  of
				undefined -> Status_codes;
				_new_el -> [_new_el | Status_codes]
			      end,
			      Items, Invites, Password, Decline, Destroy);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      case
				decode_muc_user_status(<<"http://jabber.org/protocol/muc#user">>,
						       __IgnoreEls, _el)
				  of
				undefined -> Status_codes;
				_new_el -> [_new_el | Status_codes]
			      end,
			      Items, Invites, Password, Decline, Destroy);
      _ ->
	  decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			      Status_codes, Items, Invites, Password, Decline,
			      Destroy)
    end;
decode_muc_user_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Status_codes, Items, Invites, Password, Decline,
		    Destroy) ->
    decode_muc_user_els(__TopXMLNS, __IgnoreEls, _els,
			Status_codes, Items, Invites, Password, Decline,
			Destroy).

encode_muc_user({muc_user, Decline, Destroy, Invites,
		 Items, Status_codes, Password},
		__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#user">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_muc_user_$status_codes'(Status_codes,
						      __NewTopXMLNS,
						      'encode_muc_user_$items'(Items,
									       __NewTopXMLNS,
									       'encode_muc_user_$invites'(Invites,
													  __NewTopXMLNS,
													  'encode_muc_user_$password'(Password,
																      __NewTopXMLNS,
																      'encode_muc_user_$decline'(Decline,
																				 __NewTopXMLNS,
																				 'encode_muc_user_$destroy'(Destroy,
																							    __NewTopXMLNS,
																							    []))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"x">>, _attrs, _els}.

'encode_muc_user_$status_codes'([], __TopXMLNS, _acc) ->
    _acc;
'encode_muc_user_$status_codes'([Status_codes | _els],
				__TopXMLNS, _acc) ->
    'encode_muc_user_$status_codes'(_els, __TopXMLNS,
				    [encode_muc_user_status(Status_codes,
							    __TopXMLNS)
				     | _acc]).

'encode_muc_user_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_muc_user_$items'([Items | _els], __TopXMLNS,
			 _acc) ->
    'encode_muc_user_$items'(_els, __TopXMLNS,
			     [encode_muc_user_item(Items, __TopXMLNS) | _acc]).

'encode_muc_user_$invites'([], __TopXMLNS, _acc) ->
    _acc;
'encode_muc_user_$invites'([Invites | _els], __TopXMLNS,
			   _acc) ->
    'encode_muc_user_$invites'(_els, __TopXMLNS,
			       [encode_muc_user_invite(Invites, __TopXMLNS)
				| _acc]).

'encode_muc_user_$password'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_muc_user_$password'(Password, __TopXMLNS,
			    _acc) ->
    [encode_muc_password(Password, __TopXMLNS) | _acc].

'encode_muc_user_$decline'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_muc_user_$decline'(Decline, __TopXMLNS, _acc) ->
    [encode_muc_user_decline(Decline, __TopXMLNS) | _acc].

'encode_muc_user_$destroy'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_muc_user_$destroy'(Destroy, __TopXMLNS, _acc) ->
    [encode_muc_destroy(Destroy, __TopXMLNS) | _acc].

decode_muc_user_item(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"item">>, _attrs, _els}) ->
    {Actor, Continue, Reason} =
	decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				 undefined, undefined, <<>>),
    {Affiliation, Role, Jid, Nick} =
	decode_muc_user_item_attrs(__TopXMLNS, _attrs,
				   undefined, undefined, undefined, undefined),
    {muc_item, Actor, Continue, Reason, Affiliation, Role,
     Jid, Nick}.

decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, [],
			 Actor, Continue, Reason) ->
    {Actor, Continue, Reason};
decode_muc_user_item_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"actor">>, _attrs, _} = _el | _els], Actor,
			 Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_muc_user_actor(__TopXMLNS,
							 __IgnoreEls, _el),
				   Continue, Reason);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_muc_user_actor(<<"http://jabber.org/protocol/muc#user">>,
							 __IgnoreEls, _el),
				   Continue, Reason);
      _ ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor, Continue, Reason)
    end;
decode_muc_user_item_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"continue">>, _attrs, _} = _el | _els],
			 Actor, Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor,
				   decode_muc_user_continue(__TopXMLNS,
							    __IgnoreEls, _el),
				   Reason);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor,
				   decode_muc_user_continue(<<"http://jabber.org/protocol/muc#user">>,
							    __IgnoreEls, _el),
				   Reason);
      _ ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor, Continue, Reason)
    end;
decode_muc_user_item_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"reason">>, _attrs, _} = _el | _els], Actor,
			 Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor, Continue,
				   decode_muc_reason(__TopXMLNS, __IgnoreEls,
						     _el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor, Continue,
				   decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
						     __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor, Continue,
				   decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
						     __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor, Continue,
				   decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
				   Actor, Continue, Reason)
    end;
decode_muc_user_item_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Actor, Continue, Reason) ->
    decode_muc_user_item_els(__TopXMLNS, __IgnoreEls, _els,
			     Actor, Continue, Reason).

decode_muc_user_item_attrs(__TopXMLNS,
			   [{<<"affiliation">>, _val} | _attrs], _Affiliation,
			   Role, Jid, Nick) ->
    decode_muc_user_item_attrs(__TopXMLNS, _attrs, _val,
			       Role, Jid, Nick);
decode_muc_user_item_attrs(__TopXMLNS,
			   [{<<"role">>, _val} | _attrs], Affiliation, _Role,
			   Jid, Nick) ->
    decode_muc_user_item_attrs(__TopXMLNS, _attrs,
			       Affiliation, _val, Jid, Nick);
decode_muc_user_item_attrs(__TopXMLNS,
			   [{<<"jid">>, _val} | _attrs], Affiliation, Role,
			   _Jid, Nick) ->
    decode_muc_user_item_attrs(__TopXMLNS, _attrs,
			       Affiliation, Role, _val, Nick);
decode_muc_user_item_attrs(__TopXMLNS,
			   [{<<"nick">>, _val} | _attrs], Affiliation, Role,
			   Jid, _Nick) ->
    decode_muc_user_item_attrs(__TopXMLNS, _attrs,
			       Affiliation, Role, Jid, _val);
decode_muc_user_item_attrs(__TopXMLNS, [_ | _attrs],
			   Affiliation, Role, Jid, Nick) ->
    decode_muc_user_item_attrs(__TopXMLNS, _attrs,
			       Affiliation, Role, Jid, Nick);
decode_muc_user_item_attrs(__TopXMLNS, [], Affiliation,
			   Role, Jid, Nick) ->
    {decode_muc_user_item_attr_affiliation(__TopXMLNS,
					   Affiliation),
     decode_muc_user_item_attr_role(__TopXMLNS, Role),
     decode_muc_user_item_attr_jid(__TopXMLNS, Jid),
     decode_muc_user_item_attr_nick(__TopXMLNS, Nick)}.

encode_muc_user_item({muc_item, Actor, Continue, Reason,
		      Affiliation, Role, Jid, Nick},
		     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#user">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_muc_user_item_$actor'(Actor,
						    __NewTopXMLNS,
						    'encode_muc_user_item_$continue'(Continue,
										     __NewTopXMLNS,
										     'encode_muc_user_item_$reason'(Reason,
														    __NewTopXMLNS,
														    [])))),
    _attrs = encode_muc_user_item_attr_nick(Nick,
					    encode_muc_user_item_attr_jid(Jid,
									  encode_muc_user_item_attr_role(Role,
													 encode_muc_user_item_attr_affiliation(Affiliation,
																	       enc_xmlns_attrs(__NewTopXMLNS,
																			       __TopXMLNS))))),
    {xmlel, <<"item">>, _attrs, _els}.

'encode_muc_user_item_$actor'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_muc_user_item_$actor'(Actor, __TopXMLNS,
			      _acc) ->
    [encode_muc_user_actor(Actor, __TopXMLNS) | _acc].

'encode_muc_user_item_$continue'(undefined, __TopXMLNS,
				 _acc) ->
    _acc;
'encode_muc_user_item_$continue'(Continue, __TopXMLNS,
				 _acc) ->
    [encode_muc_user_continue(Continue, __TopXMLNS) | _acc].

'encode_muc_user_item_$reason'(<<>>, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_muc_user_item_$reason'(Reason, __TopXMLNS,
			       _acc) ->
    [encode_muc_reason(Reason, __TopXMLNS) | _acc].

decode_muc_user_item_attr_affiliation(__TopXMLNS,
				      undefined) ->
    undefined;
decode_muc_user_item_attr_affiliation(__TopXMLNS,
				      _val) ->
    case catch dec_enum(_val,
			[admin, member, none, outcast, owner])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"affiliation">>, <<"item">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_item_attr_affiliation(undefined,
				      _acc) ->
    _acc;
encode_muc_user_item_attr_affiliation(_val, _acc) ->
    [{<<"affiliation">>, enc_enum(_val)} | _acc].

decode_muc_user_item_attr_role(__TopXMLNS, undefined) ->
    undefined;
decode_muc_user_item_attr_role(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[moderator, none, participant, visitor])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"role">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_item_attr_role(undefined, _acc) -> _acc;
encode_muc_user_item_attr_role(_val, _acc) ->
    [{<<"role">>, enc_enum(_val)} | _acc].

decode_muc_user_item_attr_jid(__TopXMLNS, undefined) ->
    undefined;
decode_muc_user_item_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_item_attr_jid(undefined, _acc) -> _acc;
encode_muc_user_item_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_muc_user_item_attr_nick(__TopXMLNS, undefined) ->
    <<>>;
decode_muc_user_item_attr_nick(__TopXMLNS, _val) ->
    _val.

encode_muc_user_item_attr_nick(<<>>, _acc) -> _acc;
encode_muc_user_item_attr_nick(_val, _acc) ->
    [{<<"nick">>, _val} | _acc].

decode_muc_user_status(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"status">>, _attrs, _els}) ->
    Code = decode_muc_user_status_attrs(__TopXMLNS, _attrs,
					undefined),
    Code.

decode_muc_user_status_attrs(__TopXMLNS,
			     [{<<"code">>, _val} | _attrs], _Code) ->
    decode_muc_user_status_attrs(__TopXMLNS, _attrs, _val);
decode_muc_user_status_attrs(__TopXMLNS, [_ | _attrs],
			     Code) ->
    decode_muc_user_status_attrs(__TopXMLNS, _attrs, Code);
decode_muc_user_status_attrs(__TopXMLNS, [], Code) ->
    decode_muc_user_status_attr_code(__TopXMLNS, Code).

encode_muc_user_status(Code, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#user">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_muc_user_status_attr_code(Code,
					      enc_xmlns_attrs(__NewTopXMLNS,
							      __TopXMLNS)),
    {xmlel, <<"status">>, _attrs, _els}.

decode_muc_user_status_attr_code(__TopXMLNS,
				 undefined) ->
    undefined;
decode_muc_user_status_attr_code(__TopXMLNS, _val) ->
    case catch dec_int(_val, 100, 999) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"code">>, <<"status">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_status_attr_code(undefined, _acc) ->
    _acc;
encode_muc_user_status_attr_code(_val, _acc) ->
    [{<<"code">>, enc_int(_val)} | _acc].

decode_muc_user_continue(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"continue">>, _attrs, _els}) ->
    Thread = decode_muc_user_continue_attrs(__TopXMLNS,
					    _attrs, undefined),
    Thread.

decode_muc_user_continue_attrs(__TopXMLNS,
			       [{<<"thread">>, _val} | _attrs], _Thread) ->
    decode_muc_user_continue_attrs(__TopXMLNS, _attrs,
				   _val);
decode_muc_user_continue_attrs(__TopXMLNS, [_ | _attrs],
			       Thread) ->
    decode_muc_user_continue_attrs(__TopXMLNS, _attrs,
				   Thread);
decode_muc_user_continue_attrs(__TopXMLNS, [],
			       Thread) ->
    decode_muc_user_continue_attr_thread(__TopXMLNS,
					 Thread).

encode_muc_user_continue(Thread, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#user">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_muc_user_continue_attr_thread(Thread,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"continue">>, _attrs, _els}.

decode_muc_user_continue_attr_thread(__TopXMLNS,
				     undefined) ->
    <<>>;
decode_muc_user_continue_attr_thread(__TopXMLNS,
				     _val) ->
    _val.

encode_muc_user_continue_attr_thread(<<>>, _acc) ->
    _acc;
encode_muc_user_continue_attr_thread(_val, _acc) ->
    [{<<"thread">>, _val} | _acc].

decode_muc_user_actor(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"actor">>, _attrs, _els}) ->
    {Jid, Nick} = decode_muc_user_actor_attrs(__TopXMLNS,
					      _attrs, undefined, undefined),
    {muc_actor, Jid, Nick}.

decode_muc_user_actor_attrs(__TopXMLNS,
			    [{<<"jid">>, _val} | _attrs], _Jid, Nick) ->
    decode_muc_user_actor_attrs(__TopXMLNS, _attrs, _val,
				Nick);
decode_muc_user_actor_attrs(__TopXMLNS,
			    [{<<"nick">>, _val} | _attrs], Jid, _Nick) ->
    decode_muc_user_actor_attrs(__TopXMLNS, _attrs, Jid,
				_val);
decode_muc_user_actor_attrs(__TopXMLNS, [_ | _attrs],
			    Jid, Nick) ->
    decode_muc_user_actor_attrs(__TopXMLNS, _attrs, Jid,
				Nick);
decode_muc_user_actor_attrs(__TopXMLNS, [], Jid,
			    Nick) ->
    {decode_muc_user_actor_attr_jid(__TopXMLNS, Jid),
     decode_muc_user_actor_attr_nick(__TopXMLNS, Nick)}.

encode_muc_user_actor({muc_actor, Jid, Nick},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#user">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_muc_user_actor_attr_nick(Nick,
					     encode_muc_user_actor_attr_jid(Jid,
									    enc_xmlns_attrs(__NewTopXMLNS,
											    __TopXMLNS))),
    {xmlel, <<"actor">>, _attrs, _els}.

decode_muc_user_actor_attr_jid(__TopXMLNS, undefined) ->
    undefined;
decode_muc_user_actor_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"actor">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_actor_attr_jid(undefined, _acc) -> _acc;
encode_muc_user_actor_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_muc_user_actor_attr_nick(__TopXMLNS,
				undefined) ->
    <<>>;
decode_muc_user_actor_attr_nick(__TopXMLNS, _val) ->
    _val.

encode_muc_user_actor_attr_nick(<<>>, _acc) -> _acc;
encode_muc_user_actor_attr_nick(_val, _acc) ->
    [{<<"nick">>, _val} | _acc].

decode_muc_user_invite(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"invite">>, _attrs, _els}) ->
    {Continue, Reason} =
	decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				   _els, undefined, <<>>),
    {To, From} = decode_muc_user_invite_attrs(__TopXMLNS,
					      _attrs, undefined, undefined),
    {muc_invite, Reason, From, To, Continue}.

decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls, [],
			   Continue, Reason) ->
    {Continue, Reason};
decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
			   [{xmlel, <<"reason">>, _attrs, _} = _el | _els],
			   Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els, Continue,
				     decode_muc_reason(__TopXMLNS, __IgnoreEls,
						       _el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els, Continue,
				     decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
						       __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els, Continue,
				     decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
						       __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els, Continue,
				     decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
						       __IgnoreEls, _el));
      _ ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els, Continue, Reason)
    end;
decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
			   [{xmlel, <<"continue">>, _attrs, _} = _el | _els],
			   Continue, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els,
				     decode_muc_user_continue(__TopXMLNS,
							      __IgnoreEls, _el),
				     Reason);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els,
				     decode_muc_user_continue(<<"http://jabber.org/protocol/muc#user">>,
							      __IgnoreEls, _el),
				     Reason);
      _ ->
	  decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
				     _els, Continue, Reason)
    end;
decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], Continue, Reason) ->
    decode_muc_user_invite_els(__TopXMLNS, __IgnoreEls,
			       _els, Continue, Reason).

decode_muc_user_invite_attrs(__TopXMLNS,
			     [{<<"to">>, _val} | _attrs], _To, From) ->
    decode_muc_user_invite_attrs(__TopXMLNS, _attrs, _val,
				 From);
decode_muc_user_invite_attrs(__TopXMLNS,
			     [{<<"from">>, _val} | _attrs], To, _From) ->
    decode_muc_user_invite_attrs(__TopXMLNS, _attrs, To,
				 _val);
decode_muc_user_invite_attrs(__TopXMLNS, [_ | _attrs],
			     To, From) ->
    decode_muc_user_invite_attrs(__TopXMLNS, _attrs, To,
				 From);
decode_muc_user_invite_attrs(__TopXMLNS, [], To,
			     From) ->
    {decode_muc_user_invite_attr_to(__TopXMLNS, To),
     decode_muc_user_invite_attr_from(__TopXMLNS, From)}.

encode_muc_user_invite({muc_invite, Reason, From, To,
			Continue},
		       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#user">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_muc_user_invite_$continue'(Continue,
							 __NewTopXMLNS,
							 'encode_muc_user_invite_$reason'(Reason,
											  __NewTopXMLNS,
											  []))),
    _attrs = encode_muc_user_invite_attr_from(From,
					      encode_muc_user_invite_attr_to(To,
									     enc_xmlns_attrs(__NewTopXMLNS,
											     __TopXMLNS))),
    {xmlel, <<"invite">>, _attrs, _els}.

'encode_muc_user_invite_$continue'(undefined,
				   __TopXMLNS, _acc) ->
    _acc;
'encode_muc_user_invite_$continue'(Continue, __TopXMLNS,
				   _acc) ->
    [encode_muc_user_continue(Continue, __TopXMLNS) | _acc].

'encode_muc_user_invite_$reason'(<<>>, __TopXMLNS,
				 _acc) ->
    _acc;
'encode_muc_user_invite_$reason'(Reason, __TopXMLNS,
				 _acc) ->
    [encode_muc_reason(Reason, __TopXMLNS) | _acc].

decode_muc_user_invite_attr_to(__TopXMLNS, undefined) ->
    undefined;
decode_muc_user_invite_attr_to(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"invite">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_invite_attr_to(undefined, _acc) -> _acc;
encode_muc_user_invite_attr_to(_val, _acc) ->
    [{<<"to">>, enc_jid(_val)} | _acc].

decode_muc_user_invite_attr_from(__TopXMLNS,
				 undefined) ->
    undefined;
decode_muc_user_invite_attr_from(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"invite">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_invite_attr_from(undefined, _acc) ->
    _acc;
encode_muc_user_invite_attr_from(_val, _acc) ->
    [{<<"from">>, enc_jid(_val)} | _acc].

decode_muc_destroy(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"destroy">>, _attrs, _els}) ->
    {Password, Reason} = decode_muc_destroy_els(__TopXMLNS,
						__IgnoreEls, _els, undefined,
						<<>>),
    {Jid, Xmlns} = decode_muc_destroy_attrs(__TopXMLNS,
					    _attrs, undefined, undefined),
    {muc_destroy, Xmlns, Jid, Reason, Password}.

decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, [],
		       Password, Reason) ->
    {Password, Reason};
decode_muc_destroy_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"reason">>, _attrs, _} = _el | _els],
		       Password, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">>;
	       __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 Password,
				 decode_muc_reason(__TopXMLNS, __IgnoreEls,
						   _el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 Password,
				 decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
						   __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 Password,
				 decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
						   __IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 Password,
				 decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
						   __IgnoreEls, _el));
      _ ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 Password, Reason)
    end;
decode_muc_destroy_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"password">>, _attrs, _} = _el | _els],
		       Password, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">>;
	       __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_muc_password(__TopXMLNS, __IgnoreEls,
						     _el),
				 Reason);
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_muc_password(<<"http://jabber.org/protocol/muc#owner">>,
						     __IgnoreEls, _el),
				 Reason);
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_muc_password(<<"http://jabber.org/protocol/muc#user">>,
						     __IgnoreEls, _el),
				 Reason);
      <<"http://jabber.org/protocol/muc">> ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_muc_password(<<"http://jabber.org/protocol/muc">>,
						     __IgnoreEls, _el),
				 Reason);
      _ ->
	  decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
				 Password, Reason)
    end;
decode_muc_destroy_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Password, Reason) ->
    decode_muc_destroy_els(__TopXMLNS, __IgnoreEls, _els,
			   Password, Reason).

decode_muc_destroy_attrs(__TopXMLNS,
			 [{<<"jid">>, _val} | _attrs], _Jid, Xmlns) ->
    decode_muc_destroy_attrs(__TopXMLNS, _attrs, _val,
			     Xmlns);
decode_muc_destroy_attrs(__TopXMLNS,
			 [{<<"xmlns">>, _val} | _attrs], Jid, _Xmlns) ->
    decode_muc_destroy_attrs(__TopXMLNS, _attrs, Jid, _val);
decode_muc_destroy_attrs(__TopXMLNS, [_ | _attrs], Jid,
			 Xmlns) ->
    decode_muc_destroy_attrs(__TopXMLNS, _attrs, Jid,
			     Xmlns);
decode_muc_destroy_attrs(__TopXMLNS, [], Jid, Xmlns) ->
    {decode_muc_destroy_attr_jid(__TopXMLNS, Jid),
     decode_muc_destroy_attr_xmlns(__TopXMLNS, Xmlns)}.

encode_muc_destroy({muc_destroy, Xmlns, Jid, Reason,
		    Password},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"http://jabber.org/protocol/muc#user">>,
				      <<"http://jabber.org/protocol/muc#owner">>],
				     __TopXMLNS),
    _els =
	lists:reverse('encode_muc_destroy_$password'(Password,
						     __NewTopXMLNS,
						     'encode_muc_destroy_$reason'(Reason,
										  __NewTopXMLNS,
										  []))),
    _attrs = encode_muc_destroy_attr_jid(Jid,
					 enc_xmlns_attrs(__NewTopXMLNS,
							 __TopXMLNS)),
    {xmlel, <<"destroy">>, _attrs, _els}.

'encode_muc_destroy_$password'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_muc_destroy_$password'(Password, __TopXMLNS,
			       _acc) ->
    [encode_muc_password(Password, __TopXMLNS) | _acc].

'encode_muc_destroy_$reason'(<<>>, __TopXMLNS, _acc) ->
    _acc;
'encode_muc_destroy_$reason'(Reason, __TopXMLNS,
			     _acc) ->
    [encode_muc_reason(Reason, __TopXMLNS) | _acc].

decode_muc_destroy_attr_jid(__TopXMLNS, undefined) ->
    undefined;
decode_muc_destroy_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"destroy">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_destroy_attr_jid(undefined, _acc) -> _acc;
encode_muc_destroy_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_muc_destroy_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_muc_destroy_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_muc_user_decline(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"decline">>, _attrs, _els}) ->
    Reason = decode_muc_user_decline_els(__TopXMLNS,
					 __IgnoreEls, _els, <<>>),
    {To, From} = decode_muc_user_decline_attrs(__TopXMLNS,
					       _attrs, undefined, undefined),
    {muc_decline, Reason, From, To}.

decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls, [],
			    Reason) ->
    Reason;
decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"reason">>, _attrs, _} = _el | _els],
			    Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_muc_reason(__TopXMLNS, __IgnoreEls,
							_el));
      <<"http://jabber.org/protocol/muc#user">> ->
	  decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_muc_reason(<<"http://jabber.org/protocol/muc#user">>,
							__IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#admin">> ->
	  decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_muc_reason(<<"http://jabber.org/protocol/muc#admin">>,
							__IgnoreEls, _el));
      <<"http://jabber.org/protocol/muc#owner">> ->
	  decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_muc_reason(<<"http://jabber.org/protocol/muc#owner">>,
							__IgnoreEls, _el));
      _ ->
	  decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
				      _els, Reason)
    end;
decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Reason) ->
    decode_muc_user_decline_els(__TopXMLNS, __IgnoreEls,
				_els, Reason).

decode_muc_user_decline_attrs(__TopXMLNS,
			      [{<<"to">>, _val} | _attrs], _To, From) ->
    decode_muc_user_decline_attrs(__TopXMLNS, _attrs, _val,
				  From);
decode_muc_user_decline_attrs(__TopXMLNS,
			      [{<<"from">>, _val} | _attrs], To, _From) ->
    decode_muc_user_decline_attrs(__TopXMLNS, _attrs, To,
				  _val);
decode_muc_user_decline_attrs(__TopXMLNS, [_ | _attrs],
			      To, From) ->
    decode_muc_user_decline_attrs(__TopXMLNS, _attrs, To,
				  From);
decode_muc_user_decline_attrs(__TopXMLNS, [], To,
			      From) ->
    {decode_muc_user_decline_attr_to(__TopXMLNS, To),
     decode_muc_user_decline_attr_from(__TopXMLNS, From)}.

encode_muc_user_decline({muc_decline, Reason, From, To},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc#user">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_muc_user_decline_$reason'(Reason,
							__NewTopXMLNS, [])),
    _attrs = encode_muc_user_decline_attr_from(From,
					       encode_muc_user_decline_attr_to(To,
									       enc_xmlns_attrs(__NewTopXMLNS,
											       __TopXMLNS))),
    {xmlel, <<"decline">>, _attrs, _els}.

'encode_muc_user_decline_$reason'(<<>>, __TopXMLNS,
				  _acc) ->
    _acc;
'encode_muc_user_decline_$reason'(Reason, __TopXMLNS,
				  _acc) ->
    [encode_muc_reason(Reason, __TopXMLNS) | _acc].

decode_muc_user_decline_attr_to(__TopXMLNS,
				undefined) ->
    undefined;
decode_muc_user_decline_attr_to(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"decline">>, __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_decline_attr_to(undefined, _acc) ->
    _acc;
encode_muc_user_decline_attr_to(_val, _acc) ->
    [{<<"to">>, enc_jid(_val)} | _acc].

decode_muc_user_decline_attr_from(__TopXMLNS,
				  undefined) ->
    undefined;
decode_muc_user_decline_attr_from(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"decline">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_user_decline_attr_from(undefined, _acc) ->
    _acc;
encode_muc_user_decline_attr_from(_val, _acc) ->
    [{<<"from">>, enc_jid(_val)} | _acc].

decode_muc_reason(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"reason">>, _attrs, _els}) ->
    Cdata = decode_muc_reason_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_muc_reason_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_muc_reason_cdata(__TopXMLNS, Cdata);
decode_muc_reason_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_muc_reason_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_muc_reason_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_muc_reason_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_muc_reason(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/muc#user">>,
				      <<"http://jabber.org/protocol/muc#admin">>,
				      <<"http://jabber.org/protocol/muc#owner">>],
				     __TopXMLNS),
    _els = encode_muc_reason_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"reason">>, _attrs, _els}.

decode_muc_reason_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_muc_reason_cdata(__TopXMLNS, _val) -> _val.

encode_muc_reason_cdata(<<>>, _acc) -> _acc;
encode_muc_reason_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_muc_history(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"history">>, _attrs, _els}) ->
    {Maxchars, Maxstanzas, Seconds, Since} =
	decode_muc_history_attrs(__TopXMLNS, _attrs, undefined,
				 undefined, undefined, undefined),
    {muc_history, Maxchars, Maxstanzas, Seconds, Since}.

decode_muc_history_attrs(__TopXMLNS,
			 [{<<"maxchars">>, _val} | _attrs], _Maxchars,
			 Maxstanzas, Seconds, Since) ->
    decode_muc_history_attrs(__TopXMLNS, _attrs, _val,
			     Maxstanzas, Seconds, Since);
decode_muc_history_attrs(__TopXMLNS,
			 [{<<"maxstanzas">>, _val} | _attrs], Maxchars,
			 _Maxstanzas, Seconds, Since) ->
    decode_muc_history_attrs(__TopXMLNS, _attrs, Maxchars,
			     _val, Seconds, Since);
decode_muc_history_attrs(__TopXMLNS,
			 [{<<"seconds">>, _val} | _attrs], Maxchars, Maxstanzas,
			 _Seconds, Since) ->
    decode_muc_history_attrs(__TopXMLNS, _attrs, Maxchars,
			     Maxstanzas, _val, Since);
decode_muc_history_attrs(__TopXMLNS,
			 [{<<"since">>, _val} | _attrs], Maxchars, Maxstanzas,
			 Seconds, _Since) ->
    decode_muc_history_attrs(__TopXMLNS, _attrs, Maxchars,
			     Maxstanzas, Seconds, _val);
decode_muc_history_attrs(__TopXMLNS, [_ | _attrs],
			 Maxchars, Maxstanzas, Seconds, Since) ->
    decode_muc_history_attrs(__TopXMLNS, _attrs, Maxchars,
			     Maxstanzas, Seconds, Since);
decode_muc_history_attrs(__TopXMLNS, [], Maxchars,
			 Maxstanzas, Seconds, Since) ->
    {decode_muc_history_attr_maxchars(__TopXMLNS, Maxchars),
     decode_muc_history_attr_maxstanzas(__TopXMLNS,
					Maxstanzas),
     decode_muc_history_attr_seconds(__TopXMLNS, Seconds),
     decode_muc_history_attr_since(__TopXMLNS, Since)}.

encode_muc_history({muc_history, Maxchars, Maxstanzas,
		    Seconds, Since},
		   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/muc">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_muc_history_attr_since(Since,
					   encode_muc_history_attr_seconds(Seconds,
									   encode_muc_history_attr_maxstanzas(Maxstanzas,
													      encode_muc_history_attr_maxchars(Maxchars,
																	       enc_xmlns_attrs(__NewTopXMLNS,
																			       __TopXMLNS))))),
    {xmlel, <<"history">>, _attrs, _els}.

decode_muc_history_attr_maxchars(__TopXMLNS,
				 undefined) ->
    undefined;
decode_muc_history_attr_maxchars(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"maxchars">>, <<"history">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_history_attr_maxchars(undefined, _acc) ->
    _acc;
encode_muc_history_attr_maxchars(_val, _acc) ->
    [{<<"maxchars">>, enc_int(_val)} | _acc].

decode_muc_history_attr_maxstanzas(__TopXMLNS,
				   undefined) ->
    undefined;
decode_muc_history_attr_maxstanzas(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"maxstanzas">>, <<"history">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_history_attr_maxstanzas(undefined, _acc) ->
    _acc;
encode_muc_history_attr_maxstanzas(_val, _acc) ->
    [{<<"maxstanzas">>, enc_int(_val)} | _acc].

decode_muc_history_attr_seconds(__TopXMLNS,
				undefined) ->
    undefined;
decode_muc_history_attr_seconds(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"seconds">>, <<"history">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_history_attr_seconds(undefined, _acc) ->
    _acc;
encode_muc_history_attr_seconds(_val, _acc) ->
    [{<<"seconds">>, enc_int(_val)} | _acc].

decode_muc_history_attr_since(__TopXMLNS, undefined) ->
    undefined;
decode_muc_history_attr_since(__TopXMLNS, _val) ->
    case catch dec_utc(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"since">>, <<"history">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_muc_history_attr_since(undefined, _acc) -> _acc;
encode_muc_history_attr_since(_val, _acc) ->
    [{<<"since">>, enc_utc(_val)} | _acc].

decode_bytestreams(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"query">>, _attrs, _els}) ->
    {Hosts, Used, Activate} =
	decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
			       [], undefined, undefined),
    {Dstaddr, Sid, Mode} =
	decode_bytestreams_attrs(__TopXMLNS, _attrs, undefined,
				 undefined, undefined),
    {bytestreams, Hosts, Used, Activate, Dstaddr, Mode,
     Sid}.

decode_bytestreams_els(__TopXMLNS, __IgnoreEls, [],
		       Hosts, Used, Activate) ->
    {lists:reverse(Hosts), Used, Activate};
decode_bytestreams_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"streamhost">>, _attrs, _} = _el | _els],
		       Hosts, Used, Activate) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/bytestreams">> ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_bytestreams_streamhost(__TopXMLNS,
								__IgnoreEls,
								_el)
				  | Hosts],
				 Used, Activate);
      <<"http://jabber.org/protocol/bytestreams">> ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_bytestreams_streamhost(<<"http://jabber.org/protocol/bytestreams">>,
								__IgnoreEls,
								_el)
				  | Hosts],
				 Used, Activate);
      _ ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 Hosts, Used, Activate)
    end;
decode_bytestreams_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"streamhost-used">>, _attrs, _} = _el
			| _els],
		       Hosts, Used, Activate) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/bytestreams">> ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 Hosts,
				 decode_bytestreams_streamhost_used(__TopXMLNS,
								    __IgnoreEls,
								    _el),
				 Activate);
      <<"http://jabber.org/protocol/bytestreams">> ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 Hosts,
				 decode_bytestreams_streamhost_used(<<"http://jabber.org/protocol/bytestreams">>,
								    __IgnoreEls,
								    _el),
				 Activate);
      _ ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 Hosts, Used, Activate)
    end;
decode_bytestreams_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"activate">>, _attrs, _} = _el | _els],
		       Hosts, Used, Activate) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/bytestreams">> ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 Hosts, Used,
				 decode_bytestreams_activate(__TopXMLNS,
							     __IgnoreEls, _el));
      <<"http://jabber.org/protocol/bytestreams">> ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 Hosts, Used,
				 decode_bytestreams_activate(<<"http://jabber.org/protocol/bytestreams">>,
							     __IgnoreEls, _el));
      _ ->
	  decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
				 Hosts, Used, Activate)
    end;
decode_bytestreams_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Hosts, Used, Activate) ->
    decode_bytestreams_els(__TopXMLNS, __IgnoreEls, _els,
			   Hosts, Used, Activate).

decode_bytestreams_attrs(__TopXMLNS,
			 [{<<"dstaddr">>, _val} | _attrs], _Dstaddr, Sid,
			 Mode) ->
    decode_bytestreams_attrs(__TopXMLNS, _attrs, _val, Sid,
			     Mode);
decode_bytestreams_attrs(__TopXMLNS,
			 [{<<"sid">>, _val} | _attrs], Dstaddr, _Sid, Mode) ->
    decode_bytestreams_attrs(__TopXMLNS, _attrs, Dstaddr,
			     _val, Mode);
decode_bytestreams_attrs(__TopXMLNS,
			 [{<<"mode">>, _val} | _attrs], Dstaddr, Sid, _Mode) ->
    decode_bytestreams_attrs(__TopXMLNS, _attrs, Dstaddr,
			     Sid, _val);
decode_bytestreams_attrs(__TopXMLNS, [_ | _attrs],
			 Dstaddr, Sid, Mode) ->
    decode_bytestreams_attrs(__TopXMLNS, _attrs, Dstaddr,
			     Sid, Mode);
decode_bytestreams_attrs(__TopXMLNS, [], Dstaddr, Sid,
			 Mode) ->
    {decode_bytestreams_attr_dstaddr(__TopXMLNS, Dstaddr),
     decode_bytestreams_attr_sid(__TopXMLNS, Sid),
     decode_bytestreams_attr_mode(__TopXMLNS, Mode)}.

encode_bytestreams({bytestreams, Hosts, Used, Activate,
		    Dstaddr, Mode, Sid},
		   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/bytestreams">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_bytestreams_$hosts'(Hosts,
						     __NewTopXMLNS,
						     'encode_bytestreams_$used'(Used,
										__NewTopXMLNS,
										'encode_bytestreams_$activate'(Activate,
													       __NewTopXMLNS,
													       [])))),
    _attrs = encode_bytestreams_attr_mode(Mode,
					  encode_bytestreams_attr_sid(Sid,
								      encode_bytestreams_attr_dstaddr(Dstaddr,
												      enc_xmlns_attrs(__NewTopXMLNS,
														      __TopXMLNS)))),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_bytestreams_$hosts'([], __TopXMLNS, _acc) ->
    _acc;
'encode_bytestreams_$hosts'([Hosts | _els], __TopXMLNS,
			    _acc) ->
    'encode_bytestreams_$hosts'(_els, __TopXMLNS,
				[encode_bytestreams_streamhost(Hosts,
							       __TopXMLNS)
				 | _acc]).

'encode_bytestreams_$used'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_bytestreams_$used'(Used, __TopXMLNS, _acc) ->
    [encode_bytestreams_streamhost_used(Used, __TopXMLNS)
     | _acc].

'encode_bytestreams_$activate'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_bytestreams_$activate'(Activate, __TopXMLNS,
			       _acc) ->
    [encode_bytestreams_activate(Activate, __TopXMLNS)
     | _acc].

decode_bytestreams_attr_dstaddr(__TopXMLNS,
				undefined) ->
    <<>>;
decode_bytestreams_attr_dstaddr(__TopXMLNS, _val) ->
    _val.

encode_bytestreams_attr_dstaddr(<<>>, _acc) -> _acc;
encode_bytestreams_attr_dstaddr(_val, _acc) ->
    [{<<"dstaddr">>, _val} | _acc].

decode_bytestreams_attr_sid(__TopXMLNS, undefined) ->
    <<>>;
decode_bytestreams_attr_sid(__TopXMLNS, _val) -> _val.

encode_bytestreams_attr_sid(<<>>, _acc) -> _acc;
encode_bytestreams_attr_sid(_val, _acc) ->
    [{<<"sid">>, _val} | _acc].

decode_bytestreams_attr_mode(__TopXMLNS, undefined) ->
    tcp;
decode_bytestreams_attr_mode(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [tcp, udp]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"mode">>, <<"query">>, __TopXMLNS}});
      _res -> _res
    end.

encode_bytestreams_attr_mode(tcp, _acc) -> _acc;
encode_bytestreams_attr_mode(_val, _acc) ->
    [{<<"mode">>, enc_enum(_val)} | _acc].

decode_bytestreams_activate(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"activate">>, _attrs, _els}) ->
    Cdata = decode_bytestreams_activate_els(__TopXMLNS,
					    __IgnoreEls, _els, <<>>),
    Cdata.

decode_bytestreams_activate_els(__TopXMLNS, __IgnoreEls,
				[], Cdata) ->
    decode_bytestreams_activate_cdata(__TopXMLNS, Cdata);
decode_bytestreams_activate_els(__TopXMLNS, __IgnoreEls,
				[{xmlcdata, _data} | _els], Cdata) ->
    decode_bytestreams_activate_els(__TopXMLNS, __IgnoreEls,
				    _els, <<Cdata/binary, _data/binary>>);
decode_bytestreams_activate_els(__TopXMLNS, __IgnoreEls,
				[_ | _els], Cdata) ->
    decode_bytestreams_activate_els(__TopXMLNS, __IgnoreEls,
				    _els, Cdata).

encode_bytestreams_activate(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/bytestreams">>,
			 [], __TopXMLNS),
    _els = encode_bytestreams_activate_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"activate">>, _attrs, _els}.

decode_bytestreams_activate_cdata(__TopXMLNS, <<>>) ->
    undefined;
decode_bytestreams_activate_cdata(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"activate">>, __TopXMLNS}});
      _res -> _res
    end.

encode_bytestreams_activate_cdata(undefined, _acc) ->
    _acc;
encode_bytestreams_activate_cdata(_val, _acc) ->
    [{xmlcdata, enc_jid(_val)} | _acc].

decode_bytestreams_streamhost_used(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"streamhost-used">>, _attrs,
				    _els}) ->
    Jid =
	decode_bytestreams_streamhost_used_attrs(__TopXMLNS,
						 _attrs, undefined),
    Jid.

decode_bytestreams_streamhost_used_attrs(__TopXMLNS,
					 [{<<"jid">>, _val} | _attrs], _Jid) ->
    decode_bytestreams_streamhost_used_attrs(__TopXMLNS,
					     _attrs, _val);
decode_bytestreams_streamhost_used_attrs(__TopXMLNS,
					 [_ | _attrs], Jid) ->
    decode_bytestreams_streamhost_used_attrs(__TopXMLNS,
					     _attrs, Jid);
decode_bytestreams_streamhost_used_attrs(__TopXMLNS, [],
					 Jid) ->
    decode_bytestreams_streamhost_used_attr_jid(__TopXMLNS,
						Jid).

encode_bytestreams_streamhost_used(Jid, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/bytestreams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs =
	encode_bytestreams_streamhost_used_attr_jid(Jid,
						    enc_xmlns_attrs(__NewTopXMLNS,
								    __TopXMLNS)),
    {xmlel, <<"streamhost-used">>, _attrs, _els}.

decode_bytestreams_streamhost_used_attr_jid(__TopXMLNS,
					    undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"streamhost-used">>,
		   __TopXMLNS}});
decode_bytestreams_streamhost_used_attr_jid(__TopXMLNS,
					    _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"streamhost-used">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_bytestreams_streamhost_used_attr_jid(_val,
					    _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_bytestreams_streamhost(__TopXMLNS, __IgnoreEls,
			      {xmlel, <<"streamhost">>, _attrs, _els}) ->
    {Jid, Host, Port} =
	decode_bytestreams_streamhost_attrs(__TopXMLNS, _attrs,
					    undefined, undefined, undefined),
    {streamhost, Jid, Host, Port}.

decode_bytestreams_streamhost_attrs(__TopXMLNS,
				    [{<<"jid">>, _val} | _attrs], _Jid, Host,
				    Port) ->
    decode_bytestreams_streamhost_attrs(__TopXMLNS, _attrs,
					_val, Host, Port);
decode_bytestreams_streamhost_attrs(__TopXMLNS,
				    [{<<"host">>, _val} | _attrs], Jid, _Host,
				    Port) ->
    decode_bytestreams_streamhost_attrs(__TopXMLNS, _attrs,
					Jid, _val, Port);
decode_bytestreams_streamhost_attrs(__TopXMLNS,
				    [{<<"port">>, _val} | _attrs], Jid, Host,
				    _Port) ->
    decode_bytestreams_streamhost_attrs(__TopXMLNS, _attrs,
					Jid, Host, _val);
decode_bytestreams_streamhost_attrs(__TopXMLNS,
				    [_ | _attrs], Jid, Host, Port) ->
    decode_bytestreams_streamhost_attrs(__TopXMLNS, _attrs,
					Jid, Host, Port);
decode_bytestreams_streamhost_attrs(__TopXMLNS, [], Jid,
				    Host, Port) ->
    {decode_bytestreams_streamhost_attr_jid(__TopXMLNS,
					    Jid),
     decode_bytestreams_streamhost_attr_host(__TopXMLNS,
					     Host),
     decode_bytestreams_streamhost_attr_port(__TopXMLNS,
					     Port)}.

encode_bytestreams_streamhost({streamhost, Jid, Host,
			       Port},
			      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/bytestreams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_bytestreams_streamhost_attr_port(Port,
						     encode_bytestreams_streamhost_attr_host(Host,
											     encode_bytestreams_streamhost_attr_jid(Jid,
																    enc_xmlns_attrs(__NewTopXMLNS,
																		    __TopXMLNS)))),
    {xmlel, <<"streamhost">>, _attrs, _els}.

decode_bytestreams_streamhost_attr_jid(__TopXMLNS,
				       undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"streamhost">>,
		   __TopXMLNS}});
decode_bytestreams_streamhost_attr_jid(__TopXMLNS,
				       _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"streamhost">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_bytestreams_streamhost_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_bytestreams_streamhost_attr_host(__TopXMLNS,
					undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"host">>, <<"streamhost">>,
		   __TopXMLNS}});
decode_bytestreams_streamhost_attr_host(__TopXMLNS,
					_val) ->
    _val.

encode_bytestreams_streamhost_attr_host(_val, _acc) ->
    [{<<"host">>, _val} | _acc].

decode_bytestreams_streamhost_attr_port(__TopXMLNS,
					undefined) ->
    1080;
decode_bytestreams_streamhost_attr_port(__TopXMLNS,
					_val) ->
    case catch dec_int(_val, 0, 65535) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"port">>, <<"streamhost">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_bytestreams_streamhost_attr_port(1080, _acc) ->
    _acc;
encode_bytestreams_streamhost_attr_port(_val, _acc) ->
    [{<<"port">>, enc_int(_val)} | _acc].

decode_delay(__TopXMLNS, __IgnoreEls,
	     {xmlel, <<"delay">>, _attrs, _els}) ->
    Desc = decode_delay_els(__TopXMLNS, __IgnoreEls, _els,
			    <<>>),
    {Stamp, From} = decode_delay_attrs(__TopXMLNS, _attrs,
				       undefined, undefined),
    {delay, Stamp, From, Desc}.

decode_delay_els(__TopXMLNS, __IgnoreEls, [], Desc) ->
    decode_delay_cdata(__TopXMLNS, Desc);
decode_delay_els(__TopXMLNS, __IgnoreEls,
		 [{xmlcdata, _data} | _els], Desc) ->
    decode_delay_els(__TopXMLNS, __IgnoreEls, _els,
		     <<Desc/binary, _data/binary>>);
decode_delay_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		 Desc) ->
    decode_delay_els(__TopXMLNS, __IgnoreEls, _els, Desc).

decode_delay_attrs(__TopXMLNS,
		   [{<<"stamp">>, _val} | _attrs], _Stamp, From) ->
    decode_delay_attrs(__TopXMLNS, _attrs, _val, From);
decode_delay_attrs(__TopXMLNS,
		   [{<<"from">>, _val} | _attrs], Stamp, _From) ->
    decode_delay_attrs(__TopXMLNS, _attrs, Stamp, _val);
decode_delay_attrs(__TopXMLNS, [_ | _attrs], Stamp,
		   From) ->
    decode_delay_attrs(__TopXMLNS, _attrs, Stamp, From);
decode_delay_attrs(__TopXMLNS, [], Stamp, From) ->
    {decode_delay_attr_stamp(__TopXMLNS, Stamp),
     decode_delay_attr_from(__TopXMLNS, From)}.

encode_delay({delay, Stamp, From, Desc}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:delay">>,
				     [], __TopXMLNS),
    _els = encode_delay_cdata(Desc, []),
    _attrs = encode_delay_attr_from(From,
				    encode_delay_attr_stamp(Stamp,
							    enc_xmlns_attrs(__NewTopXMLNS,
									    __TopXMLNS))),
    {xmlel, <<"delay">>, _attrs, _els}.

decode_delay_attr_stamp(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"stamp">>, <<"delay">>, __TopXMLNS}});
decode_delay_attr_stamp(__TopXMLNS, _val) ->
    case catch dec_utc(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"stamp">>, <<"delay">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_delay_attr_stamp(_val, _acc) ->
    [{<<"stamp">>, enc_utc(_val)} | _acc].

decode_delay_attr_from(__TopXMLNS, undefined) ->
    undefined;
decode_delay_attr_from(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"delay">>, __TopXMLNS}});
      _res -> _res
    end.

encode_delay_attr_from(undefined, _acc) -> _acc;
encode_delay_attr_from(_val, _acc) ->
    [{<<"from">>, enc_jid(_val)} | _acc].

decode_delay_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_delay_cdata(__TopXMLNS, _val) -> _val.

encode_delay_cdata(<<>>, _acc) -> _acc;
encode_delay_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_chatstate_paused(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"paused">>, _attrs, _els}) ->
    {chatstate, paused}.

encode_chatstate_paused({chatstate, paused},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/chatstates">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"paused">>, _attrs, _els}.

decode_chatstate_inactive(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"inactive">>, _attrs, _els}) ->
    {chatstate, inactive}.

encode_chatstate_inactive({chatstate, inactive},
			  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/chatstates">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"inactive">>, _attrs, _els}.

decode_chatstate_gone(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"gone">>, _attrs, _els}) ->
    {chatstate, gone}.

encode_chatstate_gone({chatstate, gone}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/chatstates">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"gone">>, _attrs, _els}.

decode_chatstate_composing(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"composing">>, _attrs, _els}) ->
    {chatstate, composing}.

encode_chatstate_composing({chatstate, composing},
			   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/chatstates">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"composing">>, _attrs, _els}.

decode_chatstate_active(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"active">>, _attrs, _els}) ->
    {chatstate, active}.

encode_chatstate_active({chatstate, active},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/chatstates">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"active">>, _attrs, _els}.

decode_shim_headers(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"headers">>, _attrs, _els}) ->
    Headers = decode_shim_headers_els(__TopXMLNS,
				      __IgnoreEls, _els, []),
    {shim, Headers}.

decode_shim_headers_els(__TopXMLNS, __IgnoreEls, [],
			Headers) ->
    lists:reverse(Headers);
decode_shim_headers_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"header">>, _attrs, _} = _el | _els],
			Headers) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/shim">> ->
	  decode_shim_headers_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_shim_header(__TopXMLNS, __IgnoreEls,
						      _el)
				   | Headers]);
      <<"http://jabber.org/protocol/shim">> ->
	  decode_shim_headers_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_shim_header(<<"http://jabber.org/protocol/shim">>,
						      __IgnoreEls, _el)
				   | Headers]);
      _ ->
	  decode_shim_headers_els(__TopXMLNS, __IgnoreEls, _els,
				  Headers)
    end;
decode_shim_headers_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Headers) ->
    decode_shim_headers_els(__TopXMLNS, __IgnoreEls, _els,
			    Headers).

encode_shim_headers({shim, Headers}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/shim">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_shim_headers_$headers'(Headers,
						     __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"headers">>, _attrs, _els}.

'encode_shim_headers_$headers'([], __TopXMLNS, _acc) ->
    _acc;
'encode_shim_headers_$headers'([Headers | _els],
			       __TopXMLNS, _acc) ->
    'encode_shim_headers_$headers'(_els, __TopXMLNS,
				   [encode_shim_header(Headers, __TopXMLNS)
				    | _acc]).

decode_shim_header(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"header">>, _attrs, _els}) ->
    Cdata = decode_shim_header_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Name = decode_shim_header_attrs(__TopXMLNS, _attrs,
				    undefined),
    {Name, Cdata}.

decode_shim_header_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_shim_header_cdata(__TopXMLNS, Cdata);
decode_shim_header_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_shim_header_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_shim_header_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_shim_header_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

decode_shim_header_attrs(__TopXMLNS,
			 [{<<"name">>, _val} | _attrs], _Name) ->
    decode_shim_header_attrs(__TopXMLNS, _attrs, _val);
decode_shim_header_attrs(__TopXMLNS, [_ | _attrs],
			 Name) ->
    decode_shim_header_attrs(__TopXMLNS, _attrs, Name);
decode_shim_header_attrs(__TopXMLNS, [], Name) ->
    decode_shim_header_attr_name(__TopXMLNS, Name).

encode_shim_header({Name, Cdata}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/shim">>,
			 [], __TopXMLNS),
    _els = encode_shim_header_cdata(Cdata, []),
    _attrs = encode_shim_header_attr_name(Name,
					  enc_xmlns_attrs(__NewTopXMLNS,
							  __TopXMLNS)),
    {xmlel, <<"header">>, _attrs, _els}.

decode_shim_header_attr_name(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"name">>, <<"header">>, __TopXMLNS}});
decode_shim_header_attr_name(__TopXMLNS, _val) -> _val.

encode_shim_header_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_shim_header_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_shim_header_cdata(__TopXMLNS, _val) -> _val.

encode_shim_header_cdata(<<>>, _acc) -> _acc;
encode_shim_header_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_pubsub_error_unsupported_access_model(__TopXMLNS,
					     __IgnoreEls,
					     {xmlel,
					      <<"unsupported-access-model">>,
					      _attrs, _els}) ->
    {ps_error, 'unsupported-access-model', undefined}.

encode_pubsub_error_unsupported_access_model({ps_error,
					      'unsupported-access-model', _},
					     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unsupported-access-model">>, _attrs, _els}.

decode_pubsub_error_unsupported(__TopXMLNS, __IgnoreEls,
				{xmlel, <<"unsupported">>, _attrs, _els}) ->
    Feature =
	decode_pubsub_error_unsupported_attrs(__TopXMLNS,
					      _attrs, undefined),
    {ps_error, unsupported, Feature}.

decode_pubsub_error_unsupported_attrs(__TopXMLNS,
				      [{<<"feature">>, _val} | _attrs],
				      _Feature) ->
    decode_pubsub_error_unsupported_attrs(__TopXMLNS,
					  _attrs, _val);
decode_pubsub_error_unsupported_attrs(__TopXMLNS,
				      [_ | _attrs], Feature) ->
    decode_pubsub_error_unsupported_attrs(__TopXMLNS,
					  _attrs, Feature);
decode_pubsub_error_unsupported_attrs(__TopXMLNS, [],
				      Feature) ->
    decode_pubsub_error_unsupported_attr_feature(__TopXMLNS,
						 Feature).

encode_pubsub_error_unsupported({ps_error, unsupported,
				 Feature},
				__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs =
	encode_pubsub_error_unsupported_attr_feature(Feature,
						     enc_xmlns_attrs(__NewTopXMLNS,
								     __TopXMLNS)),
    {xmlel, <<"unsupported">>, _attrs, _els}.

decode_pubsub_error_unsupported_attr_feature(__TopXMLNS,
					     undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"feature">>, <<"unsupported">>,
		   __TopXMLNS}});
decode_pubsub_error_unsupported_attr_feature(__TopXMLNS,
					     _val) ->
    case catch dec_enum(_val,
			['access-authorize', 'access-open', 'access-presence',
			 'access-roster', 'access-whitelist', 'auto-create',
			 'auto-subscribe', collections, 'config-node',
			 'create-and-configure', 'create-nodes', 'delete-items',
			 'delete-nodes', 'filtered-notifications',
			 'get-pending', 'instant-nodes', 'item-ids',
			 'last-published', 'leased-subscription',
			 'manage-subscriptions', 'member-affiliation',
			 'meta-data', 'modify-affiliations', 'multi-collection',
			 'multi-subscribe', 'outcast-affiliation',
			 'persistent-items', 'presence-notifications',
			 'presence-subscribe', publish, 'publish-options',
			 'publish-only-affiliation', 'publisher-affiliation',
			 'purge-nodes', 'retract-items',
			 'retrieve-affiliations', 'retrieve-default',
			 'retrieve-items', 'retrieve-subscriptions', subscribe,
			 'subscription-options', 'subscription-notifications'])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"feature">>, <<"unsupported">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_error_unsupported_attr_feature(_val,
					     _acc) ->
    [{<<"feature">>, enc_enum(_val)} | _acc].

decode_pubsub_error_too_many_subscriptions(__TopXMLNS,
					   __IgnoreEls,
					   {xmlel, <<"too-many-subscriptions">>,
					    _attrs, _els}) ->
    {ps_error, 'too-many-subscriptions', undefined}.

encode_pubsub_error_too_many_subscriptions({ps_error,
					    'too-many-subscriptions', _},
					   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"too-many-subscriptions">>, _attrs, _els}.

decode_pubsub_error_subid_required(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"subid-required">>, _attrs,
				    _els}) ->
    {ps_error, 'subid-required', undefined}.

encode_pubsub_error_subid_required({ps_error,
				    'subid-required', _},
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"subid-required">>, _attrs, _els}.

decode_pubsub_error_presence_subscription_required(__TopXMLNS,
						   __IgnoreEls,
						   {xmlel,
						    <<"presence-subscription-required">>,
						    _attrs, _els}) ->
    {ps_error, 'presence-subscription-required', undefined}.

encode_pubsub_error_presence_subscription_required({ps_error,
						    'presence-subscription-required',
						    _},
						   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"presence-subscription-required">>, _attrs,
     _els}.

decode_pubsub_error_pending_subscription(__TopXMLNS,
					 __IgnoreEls,
					 {xmlel, <<"pending-subscription">>,
					  _attrs, _els}) ->
    {ps_error, 'pending-subscription', undefined}.

encode_pubsub_error_pending_subscription({ps_error,
					  'pending-subscription', _},
					 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"pending-subscription">>, _attrs, _els}.

decode_pubsub_error_payload_required(__TopXMLNS,
				     __IgnoreEls,
				     {xmlel, <<"payload-required">>, _attrs,
				      _els}) ->
    {ps_error, 'payload-required', undefined}.

encode_pubsub_error_payload_required({ps_error,
				      'payload-required', _},
				     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"payload-required">>, _attrs, _els}.

decode_pubsub_error_payload_too_big(__TopXMLNS,
				    __IgnoreEls,
				    {xmlel, <<"payload-too-big">>, _attrs,
				     _els}) ->
    {ps_error, 'payload-too-big', undefined}.

encode_pubsub_error_payload_too_big({ps_error,
				     'payload-too-big', _},
				    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"payload-too-big">>, _attrs, _els}.

decode_pubsub_error_not_subscribed(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"not-subscribed">>, _attrs,
				    _els}) ->
    {ps_error, 'not-subscribed', undefined}.

encode_pubsub_error_not_subscribed({ps_error,
				    'not-subscribed', _},
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-subscribed">>, _attrs, _els}.

decode_pubsub_error_not_in_roster_group(__TopXMLNS,
					__IgnoreEls,
					{xmlel, <<"not-in-roster-group">>,
					 _attrs, _els}) ->
    {ps_error, 'not-in-roster-group', undefined}.

encode_pubsub_error_not_in_roster_group({ps_error,
					 'not-in-roster-group', _},
					__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-in-roster-group">>, _attrs, _els}.

decode_pubsub_error_nodeid_required(__TopXMLNS,
				    __IgnoreEls,
				    {xmlel, <<"nodeid-required">>, _attrs,
				     _els}) ->
    {ps_error, 'nodeid-required', undefined}.

encode_pubsub_error_nodeid_required({ps_error,
				     'nodeid-required', _},
				    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"nodeid-required">>, _attrs, _els}.

decode_pubsub_error_max_nodes_exceeded(__TopXMLNS,
				       __IgnoreEls,
				       {xmlel, <<"max-nodes-exceeded">>, _attrs,
					_els}) ->
    {ps_error, 'max-nodes-exceeded', undefined}.

encode_pubsub_error_max_nodes_exceeded({ps_error,
					'max-nodes-exceeded', _},
				       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"max-nodes-exceeded">>, _attrs, _els}.

decode_pubsub_error_max_items_exceeded(__TopXMLNS,
				       __IgnoreEls,
				       {xmlel, <<"max-items-exceeded">>, _attrs,
					_els}) ->
    {ps_error, 'max-items-exceeded', undefined}.

encode_pubsub_error_max_items_exceeded({ps_error,
					'max-items-exceeded', _},
				       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"max-items-exceeded">>, _attrs, _els}.

decode_pubsub_error_jid_required(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"jid-required">>, _attrs, _els}) ->
    {ps_error, 'jid-required', undefined}.

encode_pubsub_error_jid_required({ps_error,
				  'jid-required', _},
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"jid-required">>, _attrs, _els}.

decode_pubsub_error_item_required(__TopXMLNS,
				  __IgnoreEls,
				  {xmlel, <<"item-required">>, _attrs, _els}) ->
    {ps_error, 'item-required', undefined}.

encode_pubsub_error_item_required({ps_error,
				   'item-required', _},
				  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"item-required">>, _attrs, _els}.

decode_pubsub_error_item_forbidden(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"item-forbidden">>, _attrs,
				    _els}) ->
    {ps_error, 'item-forbidden', undefined}.

encode_pubsub_error_item_forbidden({ps_error,
				    'item-forbidden', _},
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"item-forbidden">>, _attrs, _els}.

decode_pubsub_error_invalid_subid(__TopXMLNS,
				  __IgnoreEls,
				  {xmlel, <<"invalid-subid">>, _attrs, _els}) ->
    {ps_error, 'invalid-subid', undefined}.

encode_pubsub_error_invalid_subid({ps_error,
				   'invalid-subid', _},
				  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-subid">>, _attrs, _els}.

decode_pubsub_error_invalid_payload(__TopXMLNS,
				    __IgnoreEls,
				    {xmlel, <<"invalid-payload">>, _attrs,
				     _els}) ->
    {ps_error, 'invalid-payload', undefined}.

encode_pubsub_error_invalid_payload({ps_error,
				     'invalid-payload', _},
				    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-payload">>, _attrs, _els}.

decode_pubsub_error_invalid_options(__TopXMLNS,
				    __IgnoreEls,
				    {xmlel, <<"invalid-options">>, _attrs,
				     _els}) ->
    {ps_error, 'invalid-options', undefined}.

encode_pubsub_error_invalid_options({ps_error,
				     'invalid-options', _},
				    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-options">>, _attrs, _els}.

decode_pubsub_error_invalid_jid(__TopXMLNS, __IgnoreEls,
				{xmlel, <<"invalid-jid">>, _attrs, _els}) ->
    {ps_error, 'invalid-jid', undefined}.

encode_pubsub_error_invalid_jid({ps_error,
				 'invalid-jid', _},
				__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-jid">>, _attrs, _els}.

decode_pubsub_error_configuration_required(__TopXMLNS,
					   __IgnoreEls,
					   {xmlel, <<"configuration-required">>,
					    _attrs, _els}) ->
    {ps_error, 'configuration-required', undefined}.

encode_pubsub_error_configuration_required({ps_error,
					    'configuration-required', _},
					   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"configuration-required">>, _attrs, _els}.

decode_pubsub_error_closed_node(__TopXMLNS, __IgnoreEls,
				{xmlel, <<"closed-node">>, _attrs, _els}) ->
    {ps_error, 'closed-node', undefined}.

encode_pubsub_error_closed_node({ps_error,
				 'closed-node', _},
				__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#errors">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"closed-node">>, _attrs, _els}.

decode_pubsub_owner(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"pubsub">>, _attrs, _els}) ->
    {Subscriptions, Affiliations, Default, Purge, Delete,
     Configure} =
	decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				undefined, undefined, undefined, undefined,
				undefined, undefined),
    {pubsub_owner, Affiliations, Configure, Default, Delete,
     Purge, Subscriptions}.

decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, [],
			Subscriptions, Affiliations, Default, Purge, Delete,
			Configure) ->
    {Subscriptions, Affiliations, Default, Purge, Delete,
     Configure};
decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"affiliations">>, _attrs, _} = _el | _els],
			Subscriptions, Affiliations, Default, Purge, Delete,
			Configure) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions,
				  decode_pubsub_owner_affiliations(__TopXMLNS,
								   __IgnoreEls,
								   _el),
				  Default, Purge, Delete, Configure);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions,
				  decode_pubsub_owner_affiliations(<<"http://jabber.org/protocol/pubsub#owner">>,
								   __IgnoreEls,
								   _el),
				  Default, Purge, Delete, Configure);
      _ ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete, Configure)
    end;
decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"configure">>, _attrs, _} = _el | _els],
			Subscriptions, Affiliations, Default, Purge, Delete,
			Configure) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete,
				  decode_pubsub_configure(__TopXMLNS,
							  __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete,
				  decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub">>,
							  __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete,
				  decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub#owner">>,
							  __IgnoreEls, _el));
      _ ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete, Configure)
    end;
decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"default">>, _attrs, _} = _el | _els],
			Subscriptions, Affiliations, Default, Purge, Delete,
			Configure) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations,
				  decode_pubsub_default(__TopXMLNS, __IgnoreEls,
							_el),
				  Purge, Delete, Configure);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations,
				  decode_pubsub_default(<<"http://jabber.org/protocol/pubsub">>,
							__IgnoreEls, _el),
				  Purge, Delete, Configure);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations,
				  decode_pubsub_default(<<"http://jabber.org/protocol/pubsub#owner">>,
							__IgnoreEls, _el),
				  Purge, Delete, Configure);
      _ ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete, Configure)
    end;
decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"delete">>, _attrs, _} = _el | _els],
			Subscriptions, Affiliations, Default, Purge, Delete,
			Configure) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  decode_pubsub_delete(__TopXMLNS, __IgnoreEls,
						       _el),
				  Configure);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub">>,
						       __IgnoreEls, _el),
				  Configure);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#owner">>,
						       __IgnoreEls, _el),
				  Configure);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#event">>,
						       __IgnoreEls, _el),
				  Configure);
      _ ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete, Configure)
    end;
decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"purge">>, _attrs, _} = _el | _els],
			Subscriptions, Affiliations, Default, Purge, Delete,
			Configure) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default,
				  decode_pubsub_purge(__TopXMLNS, __IgnoreEls,
						      _el),
				  Delete, Configure);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default,
				  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub">>,
						      __IgnoreEls, _el),
				  Delete, Configure);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default,
				  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#owner">>,
						      __IgnoreEls, _el),
				  Delete, Configure);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default,
				  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#event">>,
						      __IgnoreEls, _el),
				  Delete, Configure);
      _ ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete, Configure)
    end;
decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"subscriptions">>, _attrs, _} = _el | _els],
			Subscriptions, Affiliations, Default, Purge, Delete,
			Configure) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_pubsub_subscriptions(__TopXMLNS,
							      __IgnoreEls, _el),
				  Affiliations, Default, Purge, Delete,
				  Configure);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub">>,
							      __IgnoreEls, _el),
				  Affiliations, Default, Purge, Delete,
				  Configure);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub#owner">>,
							      __IgnoreEls, _el),
				  Affiliations, Default, Purge, Delete,
				  Configure);
      _ ->
	  decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
				  Subscriptions, Affiliations, Default, Purge,
				  Delete, Configure)
    end;
decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Subscriptions, Affiliations, Default, Purge,
			Delete, Configure) ->
    decode_pubsub_owner_els(__TopXMLNS, __IgnoreEls, _els,
			    Subscriptions, Affiliations, Default, Purge, Delete,
			    Configure).

encode_pubsub_owner({pubsub_owner, Affiliations,
		     Configure, Default, Delete, Purge, Subscriptions},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#owner">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_owner_$subscriptions'(Subscriptions,
							   __NewTopXMLNS,
							   'encode_pubsub_owner_$affiliations'(Affiliations,
											       __NewTopXMLNS,
											       'encode_pubsub_owner_$default'(Default,
															      __NewTopXMLNS,
															      'encode_pubsub_owner_$purge'(Purge,
																			   __NewTopXMLNS,
																			   'encode_pubsub_owner_$delete'(Delete,
																							 __NewTopXMLNS,
																							 'encode_pubsub_owner_$configure'(Configure,
																											  __NewTopXMLNS,
																											  []))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"pubsub">>, _attrs, _els}.

'encode_pubsub_owner_$subscriptions'(undefined,
				     __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_owner_$subscriptions'(Subscriptions,
				     __TopXMLNS, _acc) ->
    [encode_pubsub_subscriptions(Subscriptions, __TopXMLNS)
     | _acc].

'encode_pubsub_owner_$affiliations'(undefined,
				    __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_owner_$affiliations'(Affiliations,
				    __TopXMLNS, _acc) ->
    [encode_pubsub_owner_affiliations(Affiliations,
				      __TopXMLNS)
     | _acc].

'encode_pubsub_owner_$default'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_pubsub_owner_$default'(Default, __TopXMLNS,
			       _acc) ->
    [encode_pubsub_default(Default, __TopXMLNS) | _acc].

'encode_pubsub_owner_$purge'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_pubsub_owner_$purge'(Purge, __TopXMLNS, _acc) ->
    [encode_pubsub_purge(Purge, __TopXMLNS) | _acc].

'encode_pubsub_owner_$delete'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_pubsub_owner_$delete'(Delete, __TopXMLNS,
			      _acc) ->
    [encode_pubsub_delete(Delete, __TopXMLNS) | _acc].

'encode_pubsub_owner_$configure'(undefined, __TopXMLNS,
				 _acc) ->
    _acc;
'encode_pubsub_owner_$configure'(Configure, __TopXMLNS,
				 _acc) ->
    [encode_pubsub_configure(Configure, __TopXMLNS) | _acc].

decode_pubsub(__TopXMLNS, __IgnoreEls,
	      {xmlel, <<"pubsub">>, _attrs, _els}) ->
    {Publish_options, Items, Options, Affiliations,
     Subscriptions, Default, Retract, Purge, Delete,
     Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
     Subscription} =
	decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			  undefined, undefined, undefined, undefined, undefined,
			  undefined, undefined, undefined, undefined, undefined,
			  undefined, undefined, undefined, undefined, undefined,
			  undefined),
    {pubsub, Subscriptions, Subscription, Affiliations,
     Publish, Publish_options, Subscribe, Unsubscribe,
     Options, Items, Retract, Create, Configure, Default,
     Delete, Purge, Rsm}.

decode_pubsub_els(__TopXMLNS, __IgnoreEls, [],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    {Publish_options, Items, Options, Affiliations,
     Subscriptions, Default, Retract, Purge, Delete,
     Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
     Subscription};
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"subscriptions">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    decode_pubsub_subscriptions(__TopXMLNS, __IgnoreEls,
							_el),
			    Default, Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub">>,
							__IgnoreEls, _el),
			    Default, Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    decode_pubsub_subscriptions(<<"http://jabber.org/protocol/pubsub#owner">>,
							__IgnoreEls, _el),
			    Default, Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"affiliations">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options,
			    decode_pubsub_affiliations(__TopXMLNS, __IgnoreEls,
						       _el),
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options,
			    decode_pubsub_affiliations(<<"http://jabber.org/protocol/pubsub">>,
						       __IgnoreEls, _el),
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"subscribe">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe,
			    decode_pubsub_subscribe(__TopXMLNS, __IgnoreEls,
						    _el),
			    Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe,
			    decode_pubsub_subscribe(<<"http://jabber.org/protocol/pubsub">>,
						    __IgnoreEls, _el),
			    Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"unsubscribe">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create,
			    decode_pubsub_unsubscribe(__TopXMLNS, __IgnoreEls,
						      _el),
			    Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create,
			    decode_pubsub_unsubscribe(<<"http://jabber.org/protocol/pubsub">>,
						      __IgnoreEls, _el),
			    Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"options">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items,
			    decode_pubsub_options(__TopXMLNS, __IgnoreEls, _el),
			    Affiliations, Subscriptions, Default, Retract,
			    Purge, Delete, Configure, Create, Unsubscribe,
			    Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items,
			    decode_pubsub_options(<<"http://jabber.org/protocol/pubsub">>,
						  __IgnoreEls, _el),
			    Affiliations, Subscriptions, Default, Retract,
			    Purge, Delete, Configure, Create, Unsubscribe,
			    Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"items">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options,
			    decode_pubsub_items(__TopXMLNS, __IgnoreEls, _el),
			    Options, Affiliations, Subscriptions, Default,
			    Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options,
			    decode_pubsub_items(<<"http://jabber.org/protocol/pubsub">>,
						__IgnoreEls, _el),
			    Options, Affiliations, Subscriptions, Default,
			    Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options,
			    decode_pubsub_items(<<"http://jabber.org/protocol/pubsub#event">>,
						__IgnoreEls, _el),
			    Options, Affiliations, Subscriptions, Default,
			    Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"retract">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default,
			    decode_pubsub_retract(__TopXMLNS, __IgnoreEls, _el),
			    Purge, Delete, Configure, Create, Unsubscribe,
			    Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default,
			    decode_pubsub_retract(<<"http://jabber.org/protocol/pubsub">>,
						  __IgnoreEls, _el),
			    Purge, Delete, Configure, Create, Unsubscribe,
			    Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"create">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure,
			    decode_pubsub_create(__TopXMLNS, __IgnoreEls, _el),
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure,
			    decode_pubsub_create(<<"http://jabber.org/protocol/pubsub">>,
						 __IgnoreEls, _el),
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure,
			    decode_pubsub_create(<<"http://jabber.org/protocol/pubsub#event">>,
						 __IgnoreEls, _el),
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"configure">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    decode_pubsub_configure(__TopXMLNS, __IgnoreEls,
						    _el),
			    Create, Unsubscribe, Subscribe, Publish, Rsm,
			    Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub">>,
						    __IgnoreEls, _el),
			    Create, Unsubscribe, Subscribe, Publish, Rsm,
			    Subscription);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    decode_pubsub_configure(<<"http://jabber.org/protocol/pubsub#owner">>,
						    __IgnoreEls, _el),
			    Create, Unsubscribe, Subscribe, Publish, Rsm,
			    Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"publish-options">>, _attrs, _} = _el
		   | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    decode_pubsub_publish_options(__TopXMLNS,
							  __IgnoreEls, _el),
			    Items, Options, Affiliations, Subscriptions,
			    Default, Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    decode_pubsub_publish_options(<<"http://jabber.org/protocol/pubsub">>,
							  __IgnoreEls, _el),
			    Items, Options, Affiliations, Subscriptions,
			    Default, Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"default">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions,
			    decode_pubsub_default(__TopXMLNS, __IgnoreEls, _el),
			    Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions,
			    decode_pubsub_default(<<"http://jabber.org/protocol/pubsub">>,
						  __IgnoreEls, _el),
			    Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions,
			    decode_pubsub_default(<<"http://jabber.org/protocol/pubsub#owner">>,
						  __IgnoreEls, _el),
			    Retract, Purge, Delete, Configure, Create,
			    Unsubscribe, Subscribe, Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"delete">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge,
			    decode_pubsub_delete(__TopXMLNS, __IgnoreEls, _el),
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge,
			    decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub">>,
						 __IgnoreEls, _el),
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge,
			    decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#owner">>,
						 __IgnoreEls, _el),
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge,
			    decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#event">>,
						 __IgnoreEls, _el),
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"purge">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract,
			    decode_pubsub_purge(__TopXMLNS, __IgnoreEls, _el),
			    Delete, Configure, Create, Unsubscribe, Subscribe,
			    Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract,
			    decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub">>,
						__IgnoreEls, _el),
			    Delete, Configure, Create, Unsubscribe, Subscribe,
			    Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract,
			    decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#owner">>,
						__IgnoreEls, _el),
			    Delete, Configure, Create, Unsubscribe, Subscribe,
			    Publish, Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract,
			    decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#event">>,
						__IgnoreEls, _el),
			    Delete, Configure, Create, Unsubscribe, Subscribe,
			    Publish, Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"subscription">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm,
			    decode_pubsub_subscription(__TopXMLNS, __IgnoreEls,
						       _el));
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm,
			    decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub">>,
						       __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm,
			    decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#owner">>,
						       __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm,
			    decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#event">>,
						       __IgnoreEls, _el));
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"set">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    decode_rsm_set(<<"http://jabber.org/protocol/rsm">>,
					   __IgnoreEls, _el),
			    Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls,
		  [{xmlel, <<"publish">>, _attrs, _} = _el | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe,
			    decode_pubsub_publish(__TopXMLNS, __IgnoreEls, _el),
			    Rsm, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe,
			    decode_pubsub_publish(<<"http://jabber.org/protocol/pubsub">>,
						  __IgnoreEls, _el),
			    Rsm, Subscription);
      _ ->
	  decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
			    Publish_options, Items, Options, Affiliations,
			    Subscriptions, Default, Retract, Purge, Delete,
			    Configure, Create, Unsubscribe, Subscribe, Publish,
			    Rsm, Subscription)
    end;
decode_pubsub_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		  Publish_options, Items, Options, Affiliations,
		  Subscriptions, Default, Retract, Purge, Delete,
		  Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		  Subscription) ->
    decode_pubsub_els(__TopXMLNS, __IgnoreEls, _els,
		      Publish_options, Items, Options, Affiliations,
		      Subscriptions, Default, Retract, Purge, Delete,
		      Configure, Create, Unsubscribe, Subscribe, Publish, Rsm,
		      Subscription).

encode_pubsub({pubsub, Subscriptions, Subscription,
	       Affiliations, Publish, Publish_options, Subscribe,
	       Unsubscribe, Options, Items, Retract, Create, Configure,
	       Default, Delete, Purge, Rsm},
	      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_$publish_options'(Publish_options,
						       __NewTopXMLNS,
						       'encode_pubsub_$items'(Items,
									      __NewTopXMLNS,
									      'encode_pubsub_$options'(Options,
												       __NewTopXMLNS,
												       'encode_pubsub_$affiliations'(Affiliations,
																     __NewTopXMLNS,
																     'encode_pubsub_$subscriptions'(Subscriptions,
																				    __NewTopXMLNS,
																				    'encode_pubsub_$default'(Default,
																							     __NewTopXMLNS,
																							     'encode_pubsub_$retract'(Retract,
																										      __NewTopXMLNS,
																										      'encode_pubsub_$purge'(Purge,
																													     __NewTopXMLNS,
																													     'encode_pubsub_$delete'(Delete,
																																     __NewTopXMLNS,
																																     'encode_pubsub_$configure'(Configure,
																																				__NewTopXMLNS,
																																				'encode_pubsub_$create'(Create,
																																							__NewTopXMLNS,
																																							'encode_pubsub_$unsubscribe'(Unsubscribe,
																																										     __NewTopXMLNS,
																																										     'encode_pubsub_$subscribe'(Subscribe,
																																														__NewTopXMLNS,
																																														'encode_pubsub_$publish'(Publish,
																																																	 __NewTopXMLNS,
																																																	 'encode_pubsub_$rsm'(Rsm,
																																																			      __NewTopXMLNS,
																																																			      'encode_pubsub_$subscription'(Subscription,
																																																							    __NewTopXMLNS,
																																																							    []))))))))))))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"pubsub">>, _attrs, _els}.

'encode_pubsub_$publish_options'(undefined, __TopXMLNS,
				 _acc) ->
    _acc;
'encode_pubsub_$publish_options'(Publish_options,
				 __TopXMLNS, _acc) ->
    [encode_pubsub_publish_options(Publish_options,
				   __TopXMLNS)
     | _acc].

'encode_pubsub_$items'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$items'(Items, __TopXMLNS, _acc) ->
    [encode_pubsub_items(Items, __TopXMLNS) | _acc].

'encode_pubsub_$options'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$options'(Options, __TopXMLNS, _acc) ->
    [encode_pubsub_options(Options, __TopXMLNS) | _acc].

'encode_pubsub_$affiliations'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_pubsub_$affiliations'(Affiliations, __TopXMLNS,
			      _acc) ->
    [encode_pubsub_affiliations(Affiliations, __TopXMLNS)
     | _acc].

'encode_pubsub_$subscriptions'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_pubsub_$subscriptions'(Subscriptions,
			       __TopXMLNS, _acc) ->
    [encode_pubsub_subscriptions(Subscriptions, __TopXMLNS)
     | _acc].

'encode_pubsub_$default'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$default'(Default, __TopXMLNS, _acc) ->
    [encode_pubsub_default(Default, __TopXMLNS) | _acc].

'encode_pubsub_$retract'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$retract'(Retract, __TopXMLNS, _acc) ->
    [encode_pubsub_retract(Retract, __TopXMLNS) | _acc].

'encode_pubsub_$purge'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$purge'(Purge, __TopXMLNS, _acc) ->
    [encode_pubsub_purge(Purge, __TopXMLNS) | _acc].

'encode_pubsub_$delete'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$delete'(Delete, __TopXMLNS, _acc) ->
    [encode_pubsub_delete(Delete, __TopXMLNS) | _acc].

'encode_pubsub_$configure'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_pubsub_$configure'(Configure, __TopXMLNS,
			   _acc) ->
    [encode_pubsub_configure(Configure, __TopXMLNS) | _acc].

'encode_pubsub_$create'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$create'(Create, __TopXMLNS, _acc) ->
    [encode_pubsub_create(Create, __TopXMLNS) | _acc].

'encode_pubsub_$unsubscribe'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_pubsub_$unsubscribe'(Unsubscribe, __TopXMLNS,
			     _acc) ->
    [encode_pubsub_unsubscribe(Unsubscribe, __TopXMLNS)
     | _acc].

'encode_pubsub_$subscribe'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_pubsub_$subscribe'(Subscribe, __TopXMLNS,
			   _acc) ->
    [encode_pubsub_subscribe(Subscribe, __TopXMLNS) | _acc].

'encode_pubsub_$publish'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$publish'(Publish, __TopXMLNS, _acc) ->
    [encode_pubsub_publish(Publish, __TopXMLNS) | _acc].

'encode_pubsub_$rsm'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_$rsm'(Rsm, __TopXMLNS, _acc) ->
    [encode_rsm_set(Rsm, __TopXMLNS) | _acc].

'encode_pubsub_$subscription'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_pubsub_$subscription'(Subscription, __TopXMLNS,
			      _acc) ->
    [encode_pubsub_subscription(Subscription, __TopXMLNS)
     | _acc].

decode_pubsub_purge(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"purge">>, _attrs, _els}) ->
    Node = decode_pubsub_purge_attrs(__TopXMLNS, _attrs,
				     undefined),
    Node.

decode_pubsub_purge_attrs(__TopXMLNS,
			  [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_purge_attrs(__TopXMLNS, _attrs, _val);
decode_pubsub_purge_attrs(__TopXMLNS, [_ | _attrs],
			  Node) ->
    decode_pubsub_purge_attrs(__TopXMLNS, _attrs, Node);
decode_pubsub_purge_attrs(__TopXMLNS, [], Node) ->
    decode_pubsub_purge_attr_node(__TopXMLNS, Node).

encode_pubsub_purge(Node, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#owner">>,
				      <<"http://jabber.org/protocol/pubsub#event">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_pubsub_purge_attr_node(Node,
					   enc_xmlns_attrs(__NewTopXMLNS,
							   __TopXMLNS)),
    {xmlel, <<"purge">>, _attrs, _els}.

decode_pubsub_purge_attr_node(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"purge">>, __TopXMLNS}});
decode_pubsub_purge_attr_node(__TopXMLNS, _val) -> _val.

encode_pubsub_purge_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_delete(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"delete">>, _attrs, _els}) ->
    Uri = decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Node = decode_pubsub_delete_attrs(__TopXMLNS, _attrs,
				      undefined),
    {Node, Uri}.

decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls, [],
			 Uri) ->
    Uri;
decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"redirect">>, _attrs, _} = _el | _els],
			 Uri) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">>;
	       __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">>;
	       __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_pubsub_redirect(__TopXMLNS,
							  __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub">>,
							  __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub#owner">>,
							  __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_pubsub_redirect(<<"http://jabber.org/protocol/pubsub#event">>,
							  __IgnoreEls, _el));
      _ ->
	  decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls, _els,
				   Uri)
    end;
decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Uri) ->
    decode_pubsub_delete_els(__TopXMLNS, __IgnoreEls, _els,
			     Uri).

decode_pubsub_delete_attrs(__TopXMLNS,
			   [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_delete_attrs(__TopXMLNS, _attrs, _val);
decode_pubsub_delete_attrs(__TopXMLNS, [_ | _attrs],
			   Node) ->
    decode_pubsub_delete_attrs(__TopXMLNS, _attrs, Node);
decode_pubsub_delete_attrs(__TopXMLNS, [], Node) ->
    decode_pubsub_delete_attr_node(__TopXMLNS, Node).

encode_pubsub_delete({Node, Uri}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#owner">>,
				      <<"http://jabber.org/protocol/pubsub#event">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_pubsub_delete_$uri'(Uri,
						     __NewTopXMLNS, [])),
    _attrs = encode_pubsub_delete_attr_node(Node,
					    enc_xmlns_attrs(__NewTopXMLNS,
							    __TopXMLNS)),
    {xmlel, <<"delete">>, _attrs, _els}.

'encode_pubsub_delete_$uri'(<<>>, __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_delete_$uri'(Uri, __TopXMLNS, _acc) ->
    [encode_pubsub_redirect(Uri, __TopXMLNS) | _acc].

decode_pubsub_delete_attr_node(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"delete">>, __TopXMLNS}});
decode_pubsub_delete_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_delete_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_redirect(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"redirect">>, _attrs, _els}) ->
    Uri = decode_pubsub_redirect_attrs(__TopXMLNS, _attrs,
				       undefined),
    Uri.

decode_pubsub_redirect_attrs(__TopXMLNS,
			     [{<<"uri">>, _val} | _attrs], _Uri) ->
    decode_pubsub_redirect_attrs(__TopXMLNS, _attrs, _val);
decode_pubsub_redirect_attrs(__TopXMLNS, [_ | _attrs],
			     Uri) ->
    decode_pubsub_redirect_attrs(__TopXMLNS, _attrs, Uri);
decode_pubsub_redirect_attrs(__TopXMLNS, [], Uri) ->
    decode_pubsub_redirect_attr_uri(__TopXMLNS, Uri).

encode_pubsub_redirect(Uri, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#owner">>,
				      <<"http://jabber.org/protocol/pubsub#event">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_pubsub_redirect_attr_uri(Uri,
					     enc_xmlns_attrs(__NewTopXMLNS,
							     __TopXMLNS)),
    {xmlel, <<"redirect">>, _attrs, _els}.

decode_pubsub_redirect_attr_uri(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"uri">>, <<"redirect">>, __TopXMLNS}});
decode_pubsub_redirect_attr_uri(__TopXMLNS, _val) ->
    _val.

encode_pubsub_redirect_attr_uri(_val, _acc) ->
    [{<<"uri">>, _val} | _acc].

decode_pubsub_default(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"default">>, _attrs, _els}) ->
    Xdata = decode_pubsub_default_els(__TopXMLNS,
				      __IgnoreEls, _els, undefined),
    Node = decode_pubsub_default_attrs(__TopXMLNS, _attrs,
				       undefined),
    {Node, Xdata}.

decode_pubsub_default_els(__TopXMLNS, __IgnoreEls, [],
			  Xdata) ->
    Xdata;
decode_pubsub_default_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"x">>, _attrs, _} = _el | _els], Xdata) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_pubsub_default_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_xdata(<<"jabber:x:data">>,
						 __IgnoreEls, _el));
      _ ->
	  decode_pubsub_default_els(__TopXMLNS, __IgnoreEls, _els,
				    Xdata)
    end;
decode_pubsub_default_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Xdata) ->
    decode_pubsub_default_els(__TopXMLNS, __IgnoreEls, _els,
			      Xdata).

decode_pubsub_default_attrs(__TopXMLNS,
			    [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_default_attrs(__TopXMLNS, _attrs, _val);
decode_pubsub_default_attrs(__TopXMLNS, [_ | _attrs],
			    Node) ->
    decode_pubsub_default_attrs(__TopXMLNS, _attrs, Node);
decode_pubsub_default_attrs(__TopXMLNS, [], Node) ->
    decode_pubsub_default_attr_node(__TopXMLNS, Node).

encode_pubsub_default({Node, Xdata}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#owner">>],
				     __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_default_$xdata'(Xdata,
						     __NewTopXMLNS, [])),
    _attrs = encode_pubsub_default_attr_node(Node,
					     enc_xmlns_attrs(__NewTopXMLNS,
							     __TopXMLNS)),
    {xmlel, <<"default">>, _attrs, _els}.

'encode_pubsub_default_$xdata'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_pubsub_default_$xdata'(Xdata, __TopXMLNS,
			       _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

decode_pubsub_default_attr_node(__TopXMLNS,
				undefined) ->
    <<>>;
decode_pubsub_default_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_default_attr_node(<<>>, _acc) -> _acc;
encode_pubsub_default_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_publish_options(__TopXMLNS, __IgnoreEls,
			      {xmlel, <<"publish-options">>, _attrs, _els}) ->
    Xdata = decode_pubsub_publish_options_els(__TopXMLNS,
					      __IgnoreEls, _els, undefined),
    Xdata.

decode_pubsub_publish_options_els(__TopXMLNS,
				  __IgnoreEls, [], Xdata) ->
    Xdata;
decode_pubsub_publish_options_els(__TopXMLNS,
				  __IgnoreEls,
				  [{xmlel, <<"x">>, _attrs, _} = _el | _els],
				  Xdata) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_pubsub_publish_options_els(__TopXMLNS,
					    __IgnoreEls, _els,
					    decode_xdata(<<"jabber:x:data">>,
							 __IgnoreEls, _el));
      _ ->
	  decode_pubsub_publish_options_els(__TopXMLNS,
					    __IgnoreEls, _els, Xdata)
    end;
decode_pubsub_publish_options_els(__TopXMLNS,
				  __IgnoreEls, [_ | _els], Xdata) ->
    decode_pubsub_publish_options_els(__TopXMLNS,
				      __IgnoreEls, _els, Xdata).

encode_pubsub_publish_options(Xdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_publish_options_$xdata'(Xdata,
							     __NewTopXMLNS,
							     [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"publish-options">>, _attrs, _els}.

'encode_pubsub_publish_options_$xdata'(undefined,
				       __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_publish_options_$xdata'(Xdata,
				       __TopXMLNS, _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

decode_pubsub_configure(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"configure">>, _attrs, _els}) ->
    Xdata = decode_pubsub_configure_els(__TopXMLNS,
					__IgnoreEls, _els, undefined),
    Node = decode_pubsub_configure_attrs(__TopXMLNS, _attrs,
					 undefined),
    {Node, Xdata}.

decode_pubsub_configure_els(__TopXMLNS, __IgnoreEls, [],
			    Xdata) ->
    Xdata;
decode_pubsub_configure_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"x">>, _attrs, _} = _el | _els],
			    Xdata) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_pubsub_configure_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_xdata(<<"jabber:x:data">>,
						   __IgnoreEls, _el));
      _ ->
	  decode_pubsub_configure_els(__TopXMLNS, __IgnoreEls,
				      _els, Xdata)
    end;
decode_pubsub_configure_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Xdata) ->
    decode_pubsub_configure_els(__TopXMLNS, __IgnoreEls,
				_els, Xdata).

decode_pubsub_configure_attrs(__TopXMLNS,
			      [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_configure_attrs(__TopXMLNS, _attrs, _val);
decode_pubsub_configure_attrs(__TopXMLNS, [_ | _attrs],
			      Node) ->
    decode_pubsub_configure_attrs(__TopXMLNS, _attrs, Node);
decode_pubsub_configure_attrs(__TopXMLNS, [], Node) ->
    decode_pubsub_configure_attr_node(__TopXMLNS, Node).

encode_pubsub_configure({Node, Xdata}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#owner">>],
				     __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_configure_$xdata'(Xdata,
						       __NewTopXMLNS, [])),
    _attrs = encode_pubsub_configure_attr_node(Node,
					       enc_xmlns_attrs(__NewTopXMLNS,
							       __TopXMLNS)),
    {xmlel, <<"configure">>, _attrs, _els}.

'encode_pubsub_configure_$xdata'(undefined, __TopXMLNS,
				 _acc) ->
    _acc;
'encode_pubsub_configure_$xdata'(Xdata, __TopXMLNS,
				 _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

decode_pubsub_configure_attr_node(__TopXMLNS,
				  undefined) ->
    <<>>;
decode_pubsub_configure_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_configure_attr_node(<<>>, _acc) -> _acc;
encode_pubsub_configure_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_create(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"create">>, _attrs, _els}) ->
    Node = decode_pubsub_create_attrs(__TopXMLNS, _attrs,
				      undefined),
    Node.

decode_pubsub_create_attrs(__TopXMLNS,
			   [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_create_attrs(__TopXMLNS, _attrs, _val);
decode_pubsub_create_attrs(__TopXMLNS, [_ | _attrs],
			   Node) ->
    decode_pubsub_create_attrs(__TopXMLNS, _attrs, Node);
decode_pubsub_create_attrs(__TopXMLNS, [], Node) ->
    decode_pubsub_create_attr_node(__TopXMLNS, Node).

encode_pubsub_create(Node, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#event">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_pubsub_create_attr_node(Node,
					    enc_xmlns_attrs(__NewTopXMLNS,
							    __TopXMLNS)),
    {xmlel, <<"create">>, _attrs, _els}.

decode_pubsub_create_attr_node(__TopXMLNS, undefined) ->
    <<>>;
decode_pubsub_create_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_create_attr_node(<<>>, _acc) -> _acc;
encode_pubsub_create_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_retract(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"retract">>, _attrs, _els}) ->
    Items = decode_pubsub_retract_els(__TopXMLNS,
				      __IgnoreEls, _els, []),
    {Node, Notify} = decode_pubsub_retract_attrs(__TopXMLNS,
						 _attrs, undefined, undefined),
    {ps_retract, Node, Notify, Items}.

decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls, [],
			  Items) ->
    lists:reverse(Items);
decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"item">>, _attrs, _} = _el | _els],
			  Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_pubsub_item(__TopXMLNS, __IgnoreEls,
							_el)
				     | Items]);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_pubsub_item(<<"http://jabber.org/protocol/pubsub">>,
							__IgnoreEls, _el)
				     | Items]);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_pubsub_item(<<"http://jabber.org/protocol/pubsub#event">>,
							__IgnoreEls, _el)
				     | Items]);
      _ ->
	  decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls, _els,
				    Items)
    end;
decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Items) ->
    decode_pubsub_retract_els(__TopXMLNS, __IgnoreEls, _els,
			      Items).

decode_pubsub_retract_attrs(__TopXMLNS,
			    [{<<"node">>, _val} | _attrs], _Node, Notify) ->
    decode_pubsub_retract_attrs(__TopXMLNS, _attrs, _val,
				Notify);
decode_pubsub_retract_attrs(__TopXMLNS,
			    [{<<"notify">>, _val} | _attrs], Node, _Notify) ->
    decode_pubsub_retract_attrs(__TopXMLNS, _attrs, Node,
				_val);
decode_pubsub_retract_attrs(__TopXMLNS, [_ | _attrs],
			    Node, Notify) ->
    decode_pubsub_retract_attrs(__TopXMLNS, _attrs, Node,
				Notify);
decode_pubsub_retract_attrs(__TopXMLNS, [], Node,
			    Notify) ->
    {decode_pubsub_retract_attr_node(__TopXMLNS, Node),
     decode_pubsub_retract_attr_notify(__TopXMLNS, Notify)}.

encode_pubsub_retract({ps_retract, Node, Notify, Items},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_retract_$items'(Items,
						     __NewTopXMLNS, [])),
    _attrs = encode_pubsub_retract_attr_notify(Notify,
					       encode_pubsub_retract_attr_node(Node,
									       enc_xmlns_attrs(__NewTopXMLNS,
											       __TopXMLNS))),
    {xmlel, <<"retract">>, _attrs, _els}.

'encode_pubsub_retract_$items'([], __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_retract_$items'([Items | _els],
			       __TopXMLNS, _acc) ->
    'encode_pubsub_retract_$items'(_els, __TopXMLNS,
				   [encode_pubsub_item(Items, __TopXMLNS)
				    | _acc]).

decode_pubsub_retract_attr_node(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"retract">>, __TopXMLNS}});
decode_pubsub_retract_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_retract_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_retract_attr_notify(__TopXMLNS,
				  undefined) ->
    false;
decode_pubsub_retract_attr_notify(__TopXMLNS, _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"notify">>, <<"retract">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_retract_attr_notify(false, _acc) -> _acc;
encode_pubsub_retract_attr_notify(_val, _acc) ->
    [{<<"notify">>, enc_bool(_val)} | _acc].

decode_pubsub_options(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"options">>, _attrs, _els}) ->
    Xdata = decode_pubsub_options_els(__TopXMLNS,
				      __IgnoreEls, _els, undefined),
    {Node, Subid, Jid} =
	decode_pubsub_options_attrs(__TopXMLNS, _attrs,
				    undefined, undefined, undefined),
    {ps_options, Node, Jid, Subid, Xdata}.

decode_pubsub_options_els(__TopXMLNS, __IgnoreEls, [],
			  Xdata) ->
    Xdata;
decode_pubsub_options_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"x">>, _attrs, _} = _el | _els], Xdata) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_pubsub_options_els(__TopXMLNS, __IgnoreEls, _els,
				    decode_xdata(<<"jabber:x:data">>,
						 __IgnoreEls, _el));
      _ ->
	  decode_pubsub_options_els(__TopXMLNS, __IgnoreEls, _els,
				    Xdata)
    end;
decode_pubsub_options_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Xdata) ->
    decode_pubsub_options_els(__TopXMLNS, __IgnoreEls, _els,
			      Xdata).

decode_pubsub_options_attrs(__TopXMLNS,
			    [{<<"node">>, _val} | _attrs], _Node, Subid, Jid) ->
    decode_pubsub_options_attrs(__TopXMLNS, _attrs, _val,
				Subid, Jid);
decode_pubsub_options_attrs(__TopXMLNS,
			    [{<<"subid">>, _val} | _attrs], Node, _Subid,
			    Jid) ->
    decode_pubsub_options_attrs(__TopXMLNS, _attrs, Node,
				_val, Jid);
decode_pubsub_options_attrs(__TopXMLNS,
			    [{<<"jid">>, _val} | _attrs], Node, Subid, _Jid) ->
    decode_pubsub_options_attrs(__TopXMLNS, _attrs, Node,
				Subid, _val);
decode_pubsub_options_attrs(__TopXMLNS, [_ | _attrs],
			    Node, Subid, Jid) ->
    decode_pubsub_options_attrs(__TopXMLNS, _attrs, Node,
				Subid, Jid);
decode_pubsub_options_attrs(__TopXMLNS, [], Node, Subid,
			    Jid) ->
    {decode_pubsub_options_attr_node(__TopXMLNS, Node),
     decode_pubsub_options_attr_subid(__TopXMLNS, Subid),
     decode_pubsub_options_attr_jid(__TopXMLNS, Jid)}.

encode_pubsub_options({ps_options, Node, Jid, Subid,
		       Xdata},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_options_$xdata'(Xdata,
						     __NewTopXMLNS, [])),
    _attrs = encode_pubsub_options_attr_jid(Jid,
					    encode_pubsub_options_attr_subid(Subid,
									     encode_pubsub_options_attr_node(Node,
													     enc_xmlns_attrs(__NewTopXMLNS,
															     __TopXMLNS)))),
    {xmlel, <<"options">>, _attrs, _els}.

'encode_pubsub_options_$xdata'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_pubsub_options_$xdata'(Xdata, __TopXMLNS,
			       _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

decode_pubsub_options_attr_node(__TopXMLNS,
				undefined) ->
    <<>>;
decode_pubsub_options_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_options_attr_node(<<>>, _acc) -> _acc;
encode_pubsub_options_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_options_attr_subid(__TopXMLNS,
				 undefined) ->
    <<>>;
decode_pubsub_options_attr_subid(__TopXMLNS, _val) ->
    _val.

encode_pubsub_options_attr_subid(<<>>, _acc) -> _acc;
encode_pubsub_options_attr_subid(_val, _acc) ->
    [{<<"subid">>, _val} | _acc].

decode_pubsub_options_attr_jid(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"options">>, __TopXMLNS}});
decode_pubsub_options_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"options">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_options_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_pubsub_publish(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"publish">>, _attrs, _els}) ->
    Items = decode_pubsub_publish_els(__TopXMLNS,
				      __IgnoreEls, _els, []),
    Node = decode_pubsub_publish_attrs(__TopXMLNS, _attrs,
				       undefined),
    {ps_publish, Node, Items}.

decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls, [],
			  Items) ->
    lists:reverse(Items);
decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"item">>, _attrs, _} = _el | _els],
			  Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_pubsub_item(__TopXMLNS, __IgnoreEls,
							_el)
				     | Items]);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_pubsub_item(<<"http://jabber.org/protocol/pubsub">>,
							__IgnoreEls, _el)
				     | Items]);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_pubsub_item(<<"http://jabber.org/protocol/pubsub#event">>,
							__IgnoreEls, _el)
				     | Items]);
      _ ->
	  decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls, _els,
				    Items)
    end;
decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Items) ->
    decode_pubsub_publish_els(__TopXMLNS, __IgnoreEls, _els,
			      Items).

decode_pubsub_publish_attrs(__TopXMLNS,
			    [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_publish_attrs(__TopXMLNS, _attrs, _val);
decode_pubsub_publish_attrs(__TopXMLNS, [_ | _attrs],
			    Node) ->
    decode_pubsub_publish_attrs(__TopXMLNS, _attrs, Node);
decode_pubsub_publish_attrs(__TopXMLNS, [], Node) ->
    decode_pubsub_publish_attr_node(__TopXMLNS, Node).

encode_pubsub_publish({ps_publish, Node, Items},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_publish_$items'(Items,
						     __NewTopXMLNS, [])),
    _attrs = encode_pubsub_publish_attr_node(Node,
					     enc_xmlns_attrs(__NewTopXMLNS,
							     __TopXMLNS)),
    {xmlel, <<"publish">>, _attrs, _els}.

'encode_pubsub_publish_$items'([], __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_publish_$items'([Items | _els],
			       __TopXMLNS, _acc) ->
    'encode_pubsub_publish_$items'(_els, __TopXMLNS,
				   [encode_pubsub_item(Items, __TopXMLNS)
				    | _acc]).

decode_pubsub_publish_attr_node(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"publish">>, __TopXMLNS}});
decode_pubsub_publish_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_publish_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_unsubscribe(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"unsubscribe">>, _attrs, _els}) ->
    {Node, Subid, Jid} =
	decode_pubsub_unsubscribe_attrs(__TopXMLNS, _attrs,
					undefined, undefined, undefined),
    {ps_unsubscribe, Node, Jid, Subid}.

decode_pubsub_unsubscribe_attrs(__TopXMLNS,
				[{<<"node">>, _val} | _attrs], _Node, Subid,
				Jid) ->
    decode_pubsub_unsubscribe_attrs(__TopXMLNS, _attrs,
				    _val, Subid, Jid);
decode_pubsub_unsubscribe_attrs(__TopXMLNS,
				[{<<"subid">>, _val} | _attrs], Node, _Subid,
				Jid) ->
    decode_pubsub_unsubscribe_attrs(__TopXMLNS, _attrs,
				    Node, _val, Jid);
decode_pubsub_unsubscribe_attrs(__TopXMLNS,
				[{<<"jid">>, _val} | _attrs], Node, Subid,
				_Jid) ->
    decode_pubsub_unsubscribe_attrs(__TopXMLNS, _attrs,
				    Node, Subid, _val);
decode_pubsub_unsubscribe_attrs(__TopXMLNS,
				[_ | _attrs], Node, Subid, Jid) ->
    decode_pubsub_unsubscribe_attrs(__TopXMLNS, _attrs,
				    Node, Subid, Jid);
decode_pubsub_unsubscribe_attrs(__TopXMLNS, [], Node,
				Subid, Jid) ->
    {decode_pubsub_unsubscribe_attr_node(__TopXMLNS, Node),
     decode_pubsub_unsubscribe_attr_subid(__TopXMLNS, Subid),
     decode_pubsub_unsubscribe_attr_jid(__TopXMLNS, Jid)}.

encode_pubsub_unsubscribe({ps_unsubscribe, Node, Jid,
			   Subid},
			  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_pubsub_unsubscribe_attr_jid(Jid,
						encode_pubsub_unsubscribe_attr_subid(Subid,
										     encode_pubsub_unsubscribe_attr_node(Node,
															 enc_xmlns_attrs(__NewTopXMLNS,
																	 __TopXMLNS)))),
    {xmlel, <<"unsubscribe">>, _attrs, _els}.

decode_pubsub_unsubscribe_attr_node(__TopXMLNS,
				    undefined) ->
    <<>>;
decode_pubsub_unsubscribe_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_unsubscribe_attr_node(<<>>, _acc) -> _acc;
encode_pubsub_unsubscribe_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_unsubscribe_attr_subid(__TopXMLNS,
				     undefined) ->
    <<>>;
decode_pubsub_unsubscribe_attr_subid(__TopXMLNS,
				     _val) ->
    _val.

encode_pubsub_unsubscribe_attr_subid(<<>>, _acc) ->
    _acc;
encode_pubsub_unsubscribe_attr_subid(_val, _acc) ->
    [{<<"subid">>, _val} | _acc].

decode_pubsub_unsubscribe_attr_jid(__TopXMLNS,
				   undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"unsubscribe">>,
		   __TopXMLNS}});
decode_pubsub_unsubscribe_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"unsubscribe">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_unsubscribe_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_pubsub_subscribe(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"subscribe">>, _attrs, _els}) ->
    {Node, Jid} = decode_pubsub_subscribe_attrs(__TopXMLNS,
						_attrs, undefined, undefined),
    {ps_subscribe, Node, Jid}.

decode_pubsub_subscribe_attrs(__TopXMLNS,
			      [{<<"node">>, _val} | _attrs], _Node, Jid) ->
    decode_pubsub_subscribe_attrs(__TopXMLNS, _attrs, _val,
				  Jid);
decode_pubsub_subscribe_attrs(__TopXMLNS,
			      [{<<"jid">>, _val} | _attrs], Node, _Jid) ->
    decode_pubsub_subscribe_attrs(__TopXMLNS, _attrs, Node,
				  _val);
decode_pubsub_subscribe_attrs(__TopXMLNS, [_ | _attrs],
			      Node, Jid) ->
    decode_pubsub_subscribe_attrs(__TopXMLNS, _attrs, Node,
				  Jid);
decode_pubsub_subscribe_attrs(__TopXMLNS, [], Node,
			      Jid) ->
    {decode_pubsub_subscribe_attr_node(__TopXMLNS, Node),
     decode_pubsub_subscribe_attr_jid(__TopXMLNS, Jid)}.

encode_pubsub_subscribe({ps_subscribe, Node, Jid},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_pubsub_subscribe_attr_jid(Jid,
					      encode_pubsub_subscribe_attr_node(Node,
										enc_xmlns_attrs(__NewTopXMLNS,
												__TopXMLNS))),
    {xmlel, <<"subscribe">>, _attrs, _els}.

decode_pubsub_subscribe_attr_node(__TopXMLNS,
				  undefined) ->
    <<>>;
decode_pubsub_subscribe_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_subscribe_attr_node(<<>>, _acc) -> _acc;
encode_pubsub_subscribe_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_subscribe_attr_jid(__TopXMLNS,
				 undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"subscribe">>,
		   __TopXMLNS}});
decode_pubsub_subscribe_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"subscribe">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_subscribe_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_pubsub_owner_affiliations(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"affiliations">>, _attrs, _els}) ->
    Affiliations =
	decode_pubsub_owner_affiliations_els(__TopXMLNS,
					     __IgnoreEls, _els, []),
    Node =
	decode_pubsub_owner_affiliations_attrs(__TopXMLNS,
					       _attrs, undefined),
    {Node, Affiliations}.

decode_pubsub_owner_affiliations_els(__TopXMLNS,
				     __IgnoreEls, [], Affiliations) ->
    lists:reverse(Affiliations);
decode_pubsub_owner_affiliations_els(__TopXMLNS,
				     __IgnoreEls,
				     [{xmlel, <<"affiliation">>, _attrs, _} =
					  _el
				      | _els],
				     Affiliations) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_affiliations_els(__TopXMLNS,
					       __IgnoreEls, _els,
					       [decode_pubsub_owner_affiliation(__TopXMLNS,
										__IgnoreEls,
										_el)
						| Affiliations]);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_owner_affiliations_els(__TopXMLNS,
					       __IgnoreEls, _els,
					       [decode_pubsub_owner_affiliation(<<"http://jabber.org/protocol/pubsub#owner">>,
										__IgnoreEls,
										_el)
						| Affiliations]);
      _ ->
	  decode_pubsub_owner_affiliations_els(__TopXMLNS,
					       __IgnoreEls, _els, Affiliations)
    end;
decode_pubsub_owner_affiliations_els(__TopXMLNS,
				     __IgnoreEls, [_ | _els], Affiliations) ->
    decode_pubsub_owner_affiliations_els(__TopXMLNS,
					 __IgnoreEls, _els, Affiliations).

decode_pubsub_owner_affiliations_attrs(__TopXMLNS,
				       [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_owner_affiliations_attrs(__TopXMLNS,
					   _attrs, _val);
decode_pubsub_owner_affiliations_attrs(__TopXMLNS,
				       [_ | _attrs], Node) ->
    decode_pubsub_owner_affiliations_attrs(__TopXMLNS,
					   _attrs, Node);
decode_pubsub_owner_affiliations_attrs(__TopXMLNS, [],
				       Node) ->
    decode_pubsub_owner_affiliations_attr_node(__TopXMLNS,
					       Node).

encode_pubsub_owner_affiliations({Node, Affiliations},
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#owner">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_owner_affiliations_$affiliations'(Affiliations,
								       __NewTopXMLNS,
								       [])),
    _attrs =
	encode_pubsub_owner_affiliations_attr_node(Node,
						   enc_xmlns_attrs(__NewTopXMLNS,
								   __TopXMLNS)),
    {xmlel, <<"affiliations">>, _attrs, _els}.

'encode_pubsub_owner_affiliations_$affiliations'([],
						 __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_owner_affiliations_$affiliations'([Affiliations
						  | _els],
						 __TopXMLNS, _acc) ->
    'encode_pubsub_owner_affiliations_$affiliations'(_els,
						     __TopXMLNS,
						     [encode_pubsub_owner_affiliation(Affiliations,
										      __TopXMLNS)
						      | _acc]).

decode_pubsub_owner_affiliations_attr_node(__TopXMLNS,
					   undefined) ->
    <<>>;
decode_pubsub_owner_affiliations_attr_node(__TopXMLNS,
					   _val) ->
    _val.

encode_pubsub_owner_affiliations_attr_node(<<>>,
					   _acc) ->
    _acc;
encode_pubsub_owner_affiliations_attr_node(_val,
					   _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_affiliations(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"affiliations">>, _attrs, _els}) ->
    Affiliations =
	decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
				       _els, []),
    Node = decode_pubsub_affiliations_attrs(__TopXMLNS,
					    _attrs, undefined),
    {Node, Affiliations}.

decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
			       [], Affiliations) ->
    lists:reverse(Affiliations);
decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
			       [{xmlel, <<"affiliation">>, _attrs, _} = _el
				| _els],
			       Affiliations) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
					 _els,
					 [decode_pubsub_affiliation(__TopXMLNS,
								    __IgnoreEls,
								    _el)
					  | Affiliations]);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
					 _els,
					 [decode_pubsub_affiliation(<<"http://jabber.org/protocol/pubsub">>,
								    __IgnoreEls,
								    _el)
					  | Affiliations]);
      _ ->
	  decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
					 _els, Affiliations)
    end;
decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
			       [_ | _els], Affiliations) ->
    decode_pubsub_affiliations_els(__TopXMLNS, __IgnoreEls,
				   _els, Affiliations).

decode_pubsub_affiliations_attrs(__TopXMLNS,
				 [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_affiliations_attrs(__TopXMLNS, _attrs,
				     _val);
decode_pubsub_affiliations_attrs(__TopXMLNS,
				 [_ | _attrs], Node) ->
    decode_pubsub_affiliations_attrs(__TopXMLNS, _attrs,
				     Node);
decode_pubsub_affiliations_attrs(__TopXMLNS, [],
				 Node) ->
    decode_pubsub_affiliations_attr_node(__TopXMLNS, Node).

encode_pubsub_affiliations({Node, Affiliations},
			   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_affiliations_$affiliations'(Affiliations,
								 __NewTopXMLNS,
								 [])),
    _attrs = encode_pubsub_affiliations_attr_node(Node,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"affiliations">>, _attrs, _els}.

'encode_pubsub_affiliations_$affiliations'([],
					   __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_affiliations_$affiliations'([Affiliations
					    | _els],
					   __TopXMLNS, _acc) ->
    'encode_pubsub_affiliations_$affiliations'(_els,
					       __TopXMLNS,
					       [encode_pubsub_affiliation(Affiliations,
									  __TopXMLNS)
						| _acc]).

decode_pubsub_affiliations_attr_node(__TopXMLNS,
				     undefined) ->
    <<>>;
decode_pubsub_affiliations_attr_node(__TopXMLNS,
				     _val) ->
    _val.

encode_pubsub_affiliations_attr_node(<<>>, _acc) ->
    _acc;
encode_pubsub_affiliations_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_subscriptions(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"subscriptions">>, _attrs, _els}) ->
    Subscriptions =
	decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
					_els, []),
    Node = decode_pubsub_subscriptions_attrs(__TopXMLNS,
					     _attrs, undefined),
    {Node, Subscriptions}.

decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
				[], Subscriptions) ->
    lists:reverse(Subscriptions);
decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
				[{xmlel, <<"subscription">>, _attrs, _} = _el
				 | _els],
				Subscriptions) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">>;
	       __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
					  _els,
					  [decode_pubsub_subscription(__TopXMLNS,
								      __IgnoreEls,
								      _el)
					   | Subscriptions]);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
					  _els,
					  [decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub">>,
								      __IgnoreEls,
								      _el)
					   | Subscriptions]);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
					  _els,
					  [decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#owner">>,
								      __IgnoreEls,
								      _el)
					   | Subscriptions]);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
					  _els,
					  [decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#event">>,
								      __IgnoreEls,
								      _el)
					   | Subscriptions]);
      _ ->
	  decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
					  _els, Subscriptions)
    end;
decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
				[_ | _els], Subscriptions) ->
    decode_pubsub_subscriptions_els(__TopXMLNS, __IgnoreEls,
				    _els, Subscriptions).

decode_pubsub_subscriptions_attrs(__TopXMLNS,
				  [{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_subscriptions_attrs(__TopXMLNS, _attrs,
				      _val);
decode_pubsub_subscriptions_attrs(__TopXMLNS,
				  [_ | _attrs], Node) ->
    decode_pubsub_subscriptions_attrs(__TopXMLNS, _attrs,
				      Node);
decode_pubsub_subscriptions_attrs(__TopXMLNS, [],
				  Node) ->
    decode_pubsub_subscriptions_attr_node(__TopXMLNS, Node).

encode_pubsub_subscriptions({Node, Subscriptions},
			    __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#owner">>],
				     __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_subscriptions_$subscriptions'(Subscriptions,
								   __NewTopXMLNS,
								   [])),
    _attrs = encode_pubsub_subscriptions_attr_node(Node,
						   enc_xmlns_attrs(__NewTopXMLNS,
								   __TopXMLNS)),
    {xmlel, <<"subscriptions">>, _attrs, _els}.

'encode_pubsub_subscriptions_$subscriptions'([],
					     __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_subscriptions_$subscriptions'([Subscriptions
					      | _els],
					     __TopXMLNS, _acc) ->
    'encode_pubsub_subscriptions_$subscriptions'(_els,
						 __TopXMLNS,
						 [encode_pubsub_subscription(Subscriptions,
									     __TopXMLNS)
						  | _acc]).

decode_pubsub_subscriptions_attr_node(__TopXMLNS,
				      undefined) ->
    <<>>;
decode_pubsub_subscriptions_attr_node(__TopXMLNS,
				      _val) ->
    _val.

encode_pubsub_subscriptions_attr_node(<<>>, _acc) ->
    _acc;
encode_pubsub_subscriptions_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_event(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"event">>, _attrs, _els}) ->
    {Items, Create, Delete, Purge, Configuration,
     Subscription} =
	decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				undefined, undefined, undefined, undefined,
				undefined, undefined),
    {ps_event, Items, Purge, Subscription, Delete, Create,
     Configuration}.

decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, [],
			Items, Create, Delete, Purge, Configuration,
			Subscription) ->
    {Items, Create, Delete, Purge, Configuration,
     Subscription};
decode_pubsub_event_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"items">>, _attrs, _} = _el | _els], Items,
			Create, Delete, Purge, Configuration, Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_pubsub_items(__TopXMLNS, __IgnoreEls,
						      _el),
				  Create, Delete, Purge, Configuration,
				  Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_pubsub_items(<<"http://jabber.org/protocol/pubsub">>,
						      __IgnoreEls, _el),
				  Create, Delete, Purge, Configuration,
				  Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_pubsub_items(<<"http://jabber.org/protocol/pubsub#event">>,
						      __IgnoreEls, _el),
				  Create, Delete, Purge, Configuration,
				  Subscription);
      _ ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  Subscription)
    end;
decode_pubsub_event_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"subscription">>, _attrs, _} = _el | _els],
			Items, Create, Delete, Purge, Configuration,
			Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  decode_pubsub_subscription(__TopXMLNS,
							     __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub">>,
							     __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#owner">>,
							     __IgnoreEls, _el));
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  decode_pubsub_subscription(<<"http://jabber.org/protocol/pubsub#event">>,
							     __IgnoreEls, _el));
      _ ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  Subscription)
    end;
decode_pubsub_event_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"purge">>, _attrs, _} = _el | _els], Items,
			Create, Delete, Purge, Configuration, Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete,
				  decode_pubsub_purge(__TopXMLNS, __IgnoreEls,
						      _el),
				  Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete,
				  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub">>,
						      __IgnoreEls, _el),
				  Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete,
				  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#owner">>,
						      __IgnoreEls, _el),
				  Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete,
				  decode_pubsub_purge(<<"http://jabber.org/protocol/pubsub#event">>,
						      __IgnoreEls, _el),
				  Configuration, Subscription);
      _ ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  Subscription)
    end;
decode_pubsub_event_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"delete">>, _attrs, _} = _el | _els], Items,
			Create, Delete, Purge, Configuration, Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create,
				  decode_pubsub_delete(__TopXMLNS, __IgnoreEls,
						       _el),
				  Purge, Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create,
				  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub">>,
						       __IgnoreEls, _el),
				  Purge, Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub#owner">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create,
				  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#owner">>,
						       __IgnoreEls, _el),
				  Purge, Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create,
				  decode_pubsub_delete(<<"http://jabber.org/protocol/pubsub#event">>,
						       __IgnoreEls, _el),
				  Purge, Configuration, Subscription);
      _ ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  Subscription)
    end;
decode_pubsub_event_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"create">>, _attrs, _} = _el | _els], Items,
			Create, Delete, Purge, Configuration, Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items,
				  decode_pubsub_create(__TopXMLNS, __IgnoreEls,
						       _el),
				  Delete, Purge, Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items,
				  decode_pubsub_create(<<"http://jabber.org/protocol/pubsub">>,
						       __IgnoreEls, _el),
				  Delete, Purge, Configuration, Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items,
				  decode_pubsub_create(<<"http://jabber.org/protocol/pubsub#event">>,
						       __IgnoreEls, _el),
				  Delete, Purge, Configuration, Subscription);
      _ ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  Subscription)
    end;
decode_pubsub_event_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"configuration">>, _attrs, _} = _el | _els],
			Items, Create, Delete, Purge, Configuration,
			Subscription) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge,
				  decode_pubsub_event_configuration(__TopXMLNS,
								    __IgnoreEls,
								    _el),
				  Subscription);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge,
				  decode_pubsub_event_configuration(<<"http://jabber.org/protocol/pubsub#event">>,
								    __IgnoreEls,
								    _el),
				  Subscription);
      _ ->
	  decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Create, Delete, Purge, Configuration,
				  Subscription)
    end;
decode_pubsub_event_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Items, Create, Delete, Purge, Configuration,
			Subscription) ->
    decode_pubsub_event_els(__TopXMLNS, __IgnoreEls, _els,
			    Items, Create, Delete, Purge, Configuration,
			    Subscription).

encode_pubsub_event({ps_event, Items, Purge,
		     Subscription, Delete, Create, Configuration},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#event">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_pubsub_event_$items'(Items,
						      __NewTopXMLNS,
						      'encode_pubsub_event_$create'(Create,
										    __NewTopXMLNS,
										    'encode_pubsub_event_$delete'(Delete,
														  __NewTopXMLNS,
														  'encode_pubsub_event_$purge'(Purge,
																	       __NewTopXMLNS,
																	       'encode_pubsub_event_$configuration'(Configuration,
																						    __NewTopXMLNS,
																						    'encode_pubsub_event_$subscription'(Subscription,
																											__NewTopXMLNS,
																											[]))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"event">>, _attrs, _els}.

'encode_pubsub_event_$items'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_pubsub_event_$items'(Items, __TopXMLNS, _acc) ->
    [encode_pubsub_items(Items, __TopXMLNS) | _acc].

'encode_pubsub_event_$create'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_pubsub_event_$create'(Create, __TopXMLNS,
			      _acc) ->
    [encode_pubsub_create(Create, __TopXMLNS) | _acc].

'encode_pubsub_event_$delete'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_pubsub_event_$delete'(Delete, __TopXMLNS,
			      _acc) ->
    [encode_pubsub_delete(Delete, __TopXMLNS) | _acc].

'encode_pubsub_event_$purge'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_pubsub_event_$purge'(Purge, __TopXMLNS, _acc) ->
    [encode_pubsub_purge(Purge, __TopXMLNS) | _acc].

'encode_pubsub_event_$configuration'(undefined,
				     __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_event_$configuration'(Configuration,
				     __TopXMLNS, _acc) ->
    [encode_pubsub_event_configuration(Configuration,
				       __TopXMLNS)
     | _acc].

'encode_pubsub_event_$subscription'(undefined,
				    __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_event_$subscription'(Subscription,
				    __TopXMLNS, _acc) ->
    [encode_pubsub_subscription(Subscription, __TopXMLNS)
     | _acc].

decode_pubsub_items(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"items">>, _attrs, _els}) ->
    {Items, Retract} = decode_pubsub_items_els(__TopXMLNS,
					       __IgnoreEls, _els, [],
					       undefined),
    {Xmlns, Max_items, Node, Subid} =
	decode_pubsub_items_attrs(__TopXMLNS, _attrs, undefined,
				  undefined, undefined, undefined),
    {ps_items, Xmlns, Node, Items, Max_items, Subid,
     Retract}.

decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, [],
			Items, Retract) ->
    {lists:reverse(Items), Retract};
decode_pubsub_items_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"retract">>, _attrs, _} = _el | _els], Items,
			Retract) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
				  Items,
				  decode_pubsub_event_retract(__TopXMLNS,
							      __IgnoreEls,
							      _el));
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
				  Items,
				  decode_pubsub_event_retract(<<"http://jabber.org/protocol/pubsub#event">>,
							      __IgnoreEls,
							      _el));
      _ ->
	  decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Retract)
    end;
decode_pubsub_items_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"item">>, _attrs, _} = _el | _els], Items,
			Retract) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub">>;
	       __TopXMLNS ==
		 <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_pubsub_item(__TopXMLNS, __IgnoreEls,
						      _el)
				   | Items],
				  Retract);
      <<"http://jabber.org/protocol/pubsub">> ->
	  decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_pubsub_item(<<"http://jabber.org/protocol/pubsub">>,
						      __IgnoreEls, _el)
				   | Items],
				  Retract);
      <<"http://jabber.org/protocol/pubsub#event">> ->
	  decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_pubsub_item(<<"http://jabber.org/protocol/pubsub#event">>,
						      __IgnoreEls, _el)
				   | Items],
				  Retract);
      _ ->
	  decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
				  Items, Retract)
    end;
decode_pubsub_items_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Items, Retract) ->
    decode_pubsub_items_els(__TopXMLNS, __IgnoreEls, _els,
			    Items, Retract).

decode_pubsub_items_attrs(__TopXMLNS,
			  [{<<"xmlns">>, _val} | _attrs], _Xmlns, Max_items,
			  Node, Subid) ->
    decode_pubsub_items_attrs(__TopXMLNS, _attrs, _val,
			      Max_items, Node, Subid);
decode_pubsub_items_attrs(__TopXMLNS,
			  [{<<"max_items">>, _val} | _attrs], Xmlns, _Max_items,
			  Node, Subid) ->
    decode_pubsub_items_attrs(__TopXMLNS, _attrs, Xmlns,
			      _val, Node, Subid);
decode_pubsub_items_attrs(__TopXMLNS,
			  [{<<"node">>, _val} | _attrs], Xmlns, Max_items,
			  _Node, Subid) ->
    decode_pubsub_items_attrs(__TopXMLNS, _attrs, Xmlns,
			      Max_items, _val, Subid);
decode_pubsub_items_attrs(__TopXMLNS,
			  [{<<"subid">>, _val} | _attrs], Xmlns, Max_items,
			  Node, _Subid) ->
    decode_pubsub_items_attrs(__TopXMLNS, _attrs, Xmlns,
			      Max_items, Node, _val);
decode_pubsub_items_attrs(__TopXMLNS, [_ | _attrs],
			  Xmlns, Max_items, Node, Subid) ->
    decode_pubsub_items_attrs(__TopXMLNS, _attrs, Xmlns,
			      Max_items, Node, Subid);
decode_pubsub_items_attrs(__TopXMLNS, [], Xmlns,
			  Max_items, Node, Subid) ->
    {decode_pubsub_items_attr_xmlns(__TopXMLNS, Xmlns),
     decode_pubsub_items_attr_max_items(__TopXMLNS,
					Max_items),
     decode_pubsub_items_attr_node(__TopXMLNS, Node),
     decode_pubsub_items_attr_subid(__TopXMLNS, Subid)}.

encode_pubsub_items({ps_items, Xmlns, Node, Items,
		     Max_items, Subid, Retract},
		    __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#event">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_pubsub_items_$items'(Items,
						      __NewTopXMLNS,
						      'encode_pubsub_items_$retract'(Retract,
										     __NewTopXMLNS,
										     []))),
    _attrs = encode_pubsub_items_attr_subid(Subid,
					    encode_pubsub_items_attr_node(Node,
									  encode_pubsub_items_attr_max_items(Max_items,
													     enc_xmlns_attrs(__NewTopXMLNS,
															     __TopXMLNS)))),
    {xmlel, <<"items">>, _attrs, _els}.

'encode_pubsub_items_$items'([], __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_items_$items'([Items | _els], __TopXMLNS,
			     _acc) ->
    'encode_pubsub_items_$items'(_els, __TopXMLNS,
				 [encode_pubsub_item(Items, __TopXMLNS)
				  | _acc]).

'encode_pubsub_items_$retract'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_pubsub_items_$retract'(Retract, __TopXMLNS,
			       _acc) ->
    [encode_pubsub_event_retract(Retract, __TopXMLNS)
     | _acc].

decode_pubsub_items_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_pubsub_items_attr_xmlns(__TopXMLNS, _val) ->
    _val.

decode_pubsub_items_attr_max_items(__TopXMLNS,
				   undefined) ->
    undefined;
decode_pubsub_items_attr_max_items(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"max_items">>, <<"items">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_items_attr_max_items(undefined, _acc) ->
    _acc;
encode_pubsub_items_attr_max_items(_val, _acc) ->
    [{<<"max_items">>, enc_int(_val)} | _acc].

decode_pubsub_items_attr_node(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"items">>, __TopXMLNS}});
decode_pubsub_items_attr_node(__TopXMLNS, _val) -> _val.

encode_pubsub_items_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_items_attr_subid(__TopXMLNS, undefined) ->
    <<>>;
decode_pubsub_items_attr_subid(__TopXMLNS, _val) ->
    _val.

encode_pubsub_items_attr_subid(<<>>, _acc) -> _acc;
encode_pubsub_items_attr_subid(_val, _acc) ->
    [{<<"subid">>, _val} | _acc].

decode_pubsub_item(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"item">>, _attrs, _els}) ->
    __Xmls = decode_pubsub_item_els(__TopXMLNS, __IgnoreEls,
				    _els, []),
    {Id, Xmlns, Node, Publisher} =
	decode_pubsub_item_attrs(__TopXMLNS, _attrs, undefined,
				 undefined, undefined, undefined),
    {ps_item, Xmlns, Id, __Xmls, Node, Publisher}.

decode_pubsub_item_els(__TopXMLNS, __IgnoreEls, [],
		       __Xmls) ->
    lists:reverse(__Xmls);
decode_pubsub_item_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, _, _, _} = _el | _els], __Xmls) ->
    decode_pubsub_item_els(__TopXMLNS, __IgnoreEls, _els,
			   [_el | __Xmls]);
decode_pubsub_item_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], __Xmls) ->
    decode_pubsub_item_els(__TopXMLNS, __IgnoreEls, _els,
			   __Xmls).

decode_pubsub_item_attrs(__TopXMLNS,
			 [{<<"id">>, _val} | _attrs], _Id, Xmlns, Node,
			 Publisher) ->
    decode_pubsub_item_attrs(__TopXMLNS, _attrs, _val,
			     Xmlns, Node, Publisher);
decode_pubsub_item_attrs(__TopXMLNS,
			 [{<<"xmlns">>, _val} | _attrs], Id, _Xmlns, Node,
			 Publisher) ->
    decode_pubsub_item_attrs(__TopXMLNS, _attrs, Id, _val,
			     Node, Publisher);
decode_pubsub_item_attrs(__TopXMLNS,
			 [{<<"node">>, _val} | _attrs], Id, Xmlns, _Node,
			 Publisher) ->
    decode_pubsub_item_attrs(__TopXMLNS, _attrs, Id, Xmlns,
			     _val, Publisher);
decode_pubsub_item_attrs(__TopXMLNS,
			 [{<<"publisher">>, _val} | _attrs], Id, Xmlns, Node,
			 _Publisher) ->
    decode_pubsub_item_attrs(__TopXMLNS, _attrs, Id, Xmlns,
			     Node, _val);
decode_pubsub_item_attrs(__TopXMLNS, [_ | _attrs], Id,
			 Xmlns, Node, Publisher) ->
    decode_pubsub_item_attrs(__TopXMLNS, _attrs, Id, Xmlns,
			     Node, Publisher);
decode_pubsub_item_attrs(__TopXMLNS, [], Id, Xmlns,
			 Node, Publisher) ->
    {decode_pubsub_item_attr_id(__TopXMLNS, Id),
     decode_pubsub_item_attr_xmlns(__TopXMLNS, Xmlns),
     decode_pubsub_item_attr_node(__TopXMLNS, Node),
     decode_pubsub_item_attr_publisher(__TopXMLNS,
				       Publisher)}.

encode_pubsub_item({ps_item, Xmlns, Id, __Xmls, Node,
		    Publisher},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#event">>],
				     __TopXMLNS),
    _els = __Xmls,
    _attrs = encode_pubsub_item_attr_publisher(Publisher,
					       encode_pubsub_item_attr_node(Node,
									    encode_pubsub_item_attr_id(Id,
												       enc_xmlns_attrs(__NewTopXMLNS,
														       __TopXMLNS)))),
    {xmlel, <<"item">>, _attrs, _els}.

decode_pubsub_item_attr_id(__TopXMLNS, undefined) ->
    <<>>;
decode_pubsub_item_attr_id(__TopXMLNS, _val) -> _val.

encode_pubsub_item_attr_id(<<>>, _acc) -> _acc;
encode_pubsub_item_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_pubsub_item_attr_xmlns(__TopXMLNS, undefined) ->
    <<>>;
decode_pubsub_item_attr_xmlns(__TopXMLNS, _val) -> _val.

decode_pubsub_item_attr_node(__TopXMLNS, undefined) ->
    <<>>;
decode_pubsub_item_attr_node(__TopXMLNS, _val) -> _val.

encode_pubsub_item_attr_node(<<>>, _acc) -> _acc;
encode_pubsub_item_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_item_attr_publisher(__TopXMLNS,
				  undefined) ->
    <<>>;
decode_pubsub_item_attr_publisher(__TopXMLNS, _val) ->
    _val.

encode_pubsub_item_attr_publisher(<<>>, _acc) -> _acc;
encode_pubsub_item_attr_publisher(_val, _acc) ->
    [{<<"publisher">>, _val} | _acc].

decode_pubsub_event_retract(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"retract">>, _attrs, _els}) ->
    Id = decode_pubsub_event_retract_attrs(__TopXMLNS,
					   _attrs, undefined),
    Id.

decode_pubsub_event_retract_attrs(__TopXMLNS,
				  [{<<"id">>, _val} | _attrs], _Id) ->
    decode_pubsub_event_retract_attrs(__TopXMLNS, _attrs,
				      _val);
decode_pubsub_event_retract_attrs(__TopXMLNS,
				  [_ | _attrs], Id) ->
    decode_pubsub_event_retract_attrs(__TopXMLNS, _attrs,
				      Id);
decode_pubsub_event_retract_attrs(__TopXMLNS, [], Id) ->
    decode_pubsub_event_retract_attr_id(__TopXMLNS, Id).

encode_pubsub_event_retract(Id, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#event">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_pubsub_event_retract_attr_id(Id,
						 enc_xmlns_attrs(__NewTopXMLNS,
								 __TopXMLNS)),
    {xmlel, <<"retract">>, _attrs, _els}.

decode_pubsub_event_retract_attr_id(__TopXMLNS,
				    undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"id">>, <<"retract">>, __TopXMLNS}});
decode_pubsub_event_retract_attr_id(__TopXMLNS, _val) ->
    _val.

encode_pubsub_event_retract_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_pubsub_event_configuration(__TopXMLNS,
				  __IgnoreEls,
				  {xmlel, <<"configuration">>, _attrs, _els}) ->
    Xdata =
	decode_pubsub_event_configuration_els(__TopXMLNS,
					      __IgnoreEls, _els, undefined),
    Node =
	decode_pubsub_event_configuration_attrs(__TopXMLNS,
						_attrs, undefined),
    {Node, Xdata}.

decode_pubsub_event_configuration_els(__TopXMLNS,
				      __IgnoreEls, [], Xdata) ->
    Xdata;
decode_pubsub_event_configuration_els(__TopXMLNS,
				      __IgnoreEls,
				      [{xmlel, <<"x">>, _attrs, _} = _el
				       | _els],
				      Xdata) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_pubsub_event_configuration_els(__TopXMLNS,
						__IgnoreEls, _els,
						decode_xdata(<<"jabber:x:data">>,
							     __IgnoreEls, _el));
      _ ->
	  decode_pubsub_event_configuration_els(__TopXMLNS,
						__IgnoreEls, _els, Xdata)
    end;
decode_pubsub_event_configuration_els(__TopXMLNS,
				      __IgnoreEls, [_ | _els], Xdata) ->
    decode_pubsub_event_configuration_els(__TopXMLNS,
					  __IgnoreEls, _els, Xdata).

decode_pubsub_event_configuration_attrs(__TopXMLNS,
					[{<<"node">>, _val} | _attrs], _Node) ->
    decode_pubsub_event_configuration_attrs(__TopXMLNS,
					    _attrs, _val);
decode_pubsub_event_configuration_attrs(__TopXMLNS,
					[_ | _attrs], Node) ->
    decode_pubsub_event_configuration_attrs(__TopXMLNS,
					    _attrs, Node);
decode_pubsub_event_configuration_attrs(__TopXMLNS, [],
					Node) ->
    decode_pubsub_event_configuration_attr_node(__TopXMLNS,
						Node).

encode_pubsub_event_configuration({Node, Xdata},
				  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/pubsub#event">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_pubsub_event_configuration_$xdata'(Xdata,
								 __NewTopXMLNS,
								 [])),
    _attrs =
	encode_pubsub_event_configuration_attr_node(Node,
						    enc_xmlns_attrs(__NewTopXMLNS,
								    __TopXMLNS)),
    {xmlel, <<"configuration">>, _attrs, _els}.

'encode_pubsub_event_configuration_$xdata'(undefined,
					   __TopXMLNS, _acc) ->
    _acc;
'encode_pubsub_event_configuration_$xdata'(Xdata,
					   __TopXMLNS, _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

decode_pubsub_event_configuration_attr_node(__TopXMLNS,
					    undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"configuration">>,
		   __TopXMLNS}});
decode_pubsub_event_configuration_attr_node(__TopXMLNS,
					    _val) ->
    _val.

encode_pubsub_event_configuration_attr_node(_val,
					    _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_owner_affiliation(__TopXMLNS, __IgnoreEls,
				{xmlel, <<"affiliation">>, _attrs, _els}) ->
    {Jid, Xmlns, Type} =
	decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
					      _attrs, undefined, undefined,
					      undefined),
    {ps_affiliation, Xmlns, <<>>, Type, Jid}.

decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
				      [{<<"jid">>, _val} | _attrs], _Jid, Xmlns,
				      Type) ->
    decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
					  _attrs, _val, Xmlns, Type);
decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
				      [{<<"xmlns">>, _val} | _attrs], Jid,
				      _Xmlns, Type) ->
    decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
					  _attrs, Jid, _val, Type);
decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
				      [{<<"affiliation">>, _val} | _attrs], Jid,
				      Xmlns, _Type) ->
    decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
					  _attrs, Jid, Xmlns, _val);
decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
				      [_ | _attrs], Jid, Xmlns, Type) ->
    decode_pubsub_owner_affiliation_attrs(__TopXMLNS,
					  _attrs, Jid, Xmlns, Type);
decode_pubsub_owner_affiliation_attrs(__TopXMLNS, [],
				      Jid, Xmlns, Type) ->
    {decode_pubsub_owner_affiliation_attr_jid(__TopXMLNS,
					      Jid),
     decode_pubsub_owner_affiliation_attr_xmlns(__TopXMLNS,
						Xmlns),
     decode_pubsub_owner_affiliation_attr_affiliation(__TopXMLNS,
						      Type)}.

encode_pubsub_owner_affiliation({ps_affiliation, Xmlns,
				 _, Type, Jid},
				__TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"http://jabber.org/protocol/pubsub#owner">>],
				     __TopXMLNS),
    _els = [],
    _attrs =
	encode_pubsub_owner_affiliation_attr_affiliation(Type,
							 encode_pubsub_owner_affiliation_attr_jid(Jid,
												  enc_xmlns_attrs(__NewTopXMLNS,
														  __TopXMLNS))),
    {xmlel, <<"affiliation">>, _attrs, _els}.

decode_pubsub_owner_affiliation_attr_jid(__TopXMLNS,
					 undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"affiliation">>,
		   __TopXMLNS}});
decode_pubsub_owner_affiliation_attr_jid(__TopXMLNS,
					 _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"affiliation">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_owner_affiliation_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_pubsub_owner_affiliation_attr_xmlns(__TopXMLNS,
					   undefined) ->
    <<>>;
decode_pubsub_owner_affiliation_attr_xmlns(__TopXMLNS,
					   _val) ->
    _val.

decode_pubsub_owner_affiliation_attr_affiliation(__TopXMLNS,
						 undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"affiliation">>, <<"affiliation">>,
		   __TopXMLNS}});
decode_pubsub_owner_affiliation_attr_affiliation(__TopXMLNS,
						 _val) ->
    case catch dec_ps_aff(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"affiliation">>, <<"affiliation">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_owner_affiliation_attr_affiliation(_val,
						 _acc) ->
    [{<<"affiliation">>, enc_ps_aff(_val)} | _acc].

decode_pubsub_affiliation(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"affiliation">>, _attrs, _els}) ->
    {Node, Xmlns, Type} =
	decode_pubsub_affiliation_attrs(__TopXMLNS, _attrs,
					undefined, undefined, undefined),
    {ps_affiliation, Xmlns, Node, Type, undefined}.

decode_pubsub_affiliation_attrs(__TopXMLNS,
				[{<<"node">>, _val} | _attrs], _Node, Xmlns,
				Type) ->
    decode_pubsub_affiliation_attrs(__TopXMLNS, _attrs,
				    _val, Xmlns, Type);
decode_pubsub_affiliation_attrs(__TopXMLNS,
				[{<<"xmlns">>, _val} | _attrs], Node, _Xmlns,
				Type) ->
    decode_pubsub_affiliation_attrs(__TopXMLNS, _attrs,
				    Node, _val, Type);
decode_pubsub_affiliation_attrs(__TopXMLNS,
				[{<<"affiliation">>, _val} | _attrs], Node,
				Xmlns, _Type) ->
    decode_pubsub_affiliation_attrs(__TopXMLNS, _attrs,
				    Node, Xmlns, _val);
decode_pubsub_affiliation_attrs(__TopXMLNS,
				[_ | _attrs], Node, Xmlns, Type) ->
    decode_pubsub_affiliation_attrs(__TopXMLNS, _attrs,
				    Node, Xmlns, Type);
decode_pubsub_affiliation_attrs(__TopXMLNS, [], Node,
				Xmlns, Type) ->
    {decode_pubsub_affiliation_attr_node(__TopXMLNS, Node),
     decode_pubsub_affiliation_attr_xmlns(__TopXMLNS, Xmlns),
     decode_pubsub_affiliation_attr_affiliation(__TopXMLNS,
						Type)}.

encode_pubsub_affiliation({ps_affiliation, Xmlns, Node,
			   Type, _},
			  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"http://jabber.org/protocol/pubsub">>],
				     __TopXMLNS),
    _els = [],
    _attrs =
	encode_pubsub_affiliation_attr_affiliation(Type,
						   encode_pubsub_affiliation_attr_node(Node,
										       enc_xmlns_attrs(__NewTopXMLNS,
												       __TopXMLNS))),
    {xmlel, <<"affiliation">>, _attrs, _els}.

decode_pubsub_affiliation_attr_node(__TopXMLNS,
				    undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"node">>, <<"affiliation">>,
		   __TopXMLNS}});
decode_pubsub_affiliation_attr_node(__TopXMLNS, _val) ->
    _val.

encode_pubsub_affiliation_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_affiliation_attr_xmlns(__TopXMLNS,
				     undefined) ->
    <<>>;
decode_pubsub_affiliation_attr_xmlns(__TopXMLNS,
				     _val) ->
    _val.

decode_pubsub_affiliation_attr_affiliation(__TopXMLNS,
					   undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"affiliation">>, <<"affiliation">>,
		   __TopXMLNS}});
decode_pubsub_affiliation_attr_affiliation(__TopXMLNS,
					   _val) ->
    case catch dec_ps_aff(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"affiliation">>, <<"affiliation">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_affiliation_attr_affiliation(_val,
					   _acc) ->
    [{<<"affiliation">>, enc_ps_aff(_val)} | _acc].

decode_pubsub_subscription(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"subscription">>, _attrs, _els}) ->
    {Xmlns, Jid, Node, Subid, Type, Expiry} =
	decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
					 undefined, undefined, undefined,
					 undefined, undefined, undefined),
    {ps_subscription, Xmlns, Jid, Type, Node, Subid,
     Expiry}.

decode_pubsub_subscription_attrs(__TopXMLNS,
				 [{<<"xmlns">>, _val} | _attrs], _Xmlns, Jid,
				 Node, Subid, Type, Expiry) ->
    decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
				     _val, Jid, Node, Subid, Type, Expiry);
decode_pubsub_subscription_attrs(__TopXMLNS,
				 [{<<"jid">>, _val} | _attrs], Xmlns, _Jid,
				 Node, Subid, Type, Expiry) ->
    decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
				     Xmlns, _val, Node, Subid, Type, Expiry);
decode_pubsub_subscription_attrs(__TopXMLNS,
				 [{<<"node">>, _val} | _attrs], Xmlns, Jid,
				 _Node, Subid, Type, Expiry) ->
    decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
				     Xmlns, Jid, _val, Subid, Type, Expiry);
decode_pubsub_subscription_attrs(__TopXMLNS,
				 [{<<"subid">>, _val} | _attrs], Xmlns, Jid,
				 Node, _Subid, Type, Expiry) ->
    decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
				     Xmlns, Jid, Node, _val, Type, Expiry);
decode_pubsub_subscription_attrs(__TopXMLNS,
				 [{<<"subscription">>, _val} | _attrs], Xmlns,
				 Jid, Node, Subid, _Type, Expiry) ->
    decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
				     Xmlns, Jid, Node, Subid, _val, Expiry);
decode_pubsub_subscription_attrs(__TopXMLNS,
				 [{<<"expiry">>, _val} | _attrs], Xmlns, Jid,
				 Node, Subid, Type, _Expiry) ->
    decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
				     Xmlns, Jid, Node, Subid, Type, _val);
decode_pubsub_subscription_attrs(__TopXMLNS,
				 [_ | _attrs], Xmlns, Jid, Node, Subid, Type,
				 Expiry) ->
    decode_pubsub_subscription_attrs(__TopXMLNS, _attrs,
				     Xmlns, Jid, Node, Subid, Type, Expiry);
decode_pubsub_subscription_attrs(__TopXMLNS, [], Xmlns,
				 Jid, Node, Subid, Type, Expiry) ->
    {decode_pubsub_subscription_attr_xmlns(__TopXMLNS,
					   Xmlns),
     decode_pubsub_subscription_attr_jid(__TopXMLNS, Jid),
     decode_pubsub_subscription_attr_node(__TopXMLNS, Node),
     decode_pubsub_subscription_attr_subid(__TopXMLNS,
					   Subid),
     decode_pubsub_subscription_attr_subscription(__TopXMLNS,
						  Type),
     decode_pubsub_subscription_attr_expiry(__TopXMLNS,
					    Expiry)}.

encode_pubsub_subscription({ps_subscription, Xmlns, Jid,
			    Type, Node, Subid, Expiry},
			   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(Xmlns,
				     [<<"http://jabber.org/protocol/pubsub">>,
				      <<"http://jabber.org/protocol/pubsub#owner">>,
				      <<"http://jabber.org/protocol/pubsub#event">>],
				     __TopXMLNS),
    _els = [],
    _attrs = encode_pubsub_subscription_attr_expiry(Expiry,
						    encode_pubsub_subscription_attr_subscription(Type,
												 encode_pubsub_subscription_attr_subid(Subid,
																       encode_pubsub_subscription_attr_node(Node,
																					    encode_pubsub_subscription_attr_jid(Jid,
																										enc_xmlns_attrs(__NewTopXMLNS,
																												__TopXMLNS)))))),
    {xmlel, <<"subscription">>, _attrs, _els}.

decode_pubsub_subscription_attr_xmlns(__TopXMLNS,
				      undefined) ->
    <<>>;
decode_pubsub_subscription_attr_xmlns(__TopXMLNS,
				      _val) ->
    _val.

decode_pubsub_subscription_attr_jid(__TopXMLNS,
				    undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"subscription">>,
		   __TopXMLNS}});
decode_pubsub_subscription_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"subscription">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_subscription_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_pubsub_subscription_attr_node(__TopXMLNS,
				     undefined) ->
    <<>>;
decode_pubsub_subscription_attr_node(__TopXMLNS,
				     _val) ->
    _val.

encode_pubsub_subscription_attr_node(<<>>, _acc) ->
    _acc;
encode_pubsub_subscription_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_pubsub_subscription_attr_subid(__TopXMLNS,
				      undefined) ->
    <<>>;
decode_pubsub_subscription_attr_subid(__TopXMLNS,
				      _val) ->
    _val.

encode_pubsub_subscription_attr_subid(<<>>, _acc) ->
    _acc;
encode_pubsub_subscription_attr_subid(_val, _acc) ->
    [{<<"subid">>, _val} | _acc].

decode_pubsub_subscription_attr_subscription(__TopXMLNS,
					     undefined) ->
    undefined;
decode_pubsub_subscription_attr_subscription(__TopXMLNS,
					     _val) ->
    case catch dec_enum(_val,
			[none, pending, subscribed, unconfigured])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"subscription">>, <<"subscription">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_subscription_attr_subscription(undefined,
					     _acc) ->
    _acc;
encode_pubsub_subscription_attr_subscription(_val,
					     _acc) ->
    [{<<"subscription">>, enc_enum(_val)} | _acc].

decode_pubsub_subscription_attr_expiry(__TopXMLNS,
				       undefined) ->
    undefined;
decode_pubsub_subscription_attr_expiry(__TopXMLNS,
				       _val) ->
    case catch dec_utc(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"expiry">>, <<"subscription">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_pubsub_subscription_attr_expiry(undefined,
				       _acc) ->
    _acc;
encode_pubsub_subscription_attr_expiry(_val, _acc) ->
    [{<<"expiry">>, enc_utc(_val)} | _acc].

decode_xdata(__TopXMLNS, __IgnoreEls,
	     {xmlel, <<"x">>, _attrs, _els}) ->
    {Fields, Items, Instructions, Reported, Title} =
	decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, [], [],
			 [], undefined, undefined),
    Type = decode_xdata_attrs(__TopXMLNS, _attrs,
			      undefined),
    {xdata, Type, Instructions, Title, Reported, Items,
     Fields}.

decode_xdata_els(__TopXMLNS, __IgnoreEls, [], Fields,
		 Items, Instructions, Reported, Title) ->
    {lists:reverse(Fields), lists:reverse(Items),
     lists:reverse(Instructions), Reported, Title};
decode_xdata_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"instructions">>, _attrs, _} = _el | _els],
		 Fields, Items, Instructions, Reported, Title) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items,
			   [decode_xdata_instructions(__TopXMLNS, __IgnoreEls,
						      _el)
			    | Instructions],
			   Reported, Title);
      <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items,
			   [decode_xdata_instructions(<<"jabber:x:data">>,
						      __IgnoreEls, _el)
			    | Instructions],
			   Reported, Title);
      _ ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions, Reported, Title)
    end;
decode_xdata_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"title">>, _attrs, _} = _el | _els], Fields,
		 Items, Instructions, Reported, Title) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions, Reported,
			   decode_xdata_title(__TopXMLNS, __IgnoreEls, _el));
      <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions, Reported,
			   decode_xdata_title(<<"jabber:x:data">>, __IgnoreEls,
					      _el));
      _ ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions, Reported, Title)
    end;
decode_xdata_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"reported">>, _attrs, _} = _el | _els],
		 Fields, Items, Instructions, Reported, Title) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions,
			   decode_xdata_reported(__TopXMLNS, __IgnoreEls, _el),
			   Title);
      <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions,
			   decode_xdata_reported(<<"jabber:x:data">>,
						 __IgnoreEls, _el),
			   Title);
      _ ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions, Reported, Title)
    end;
decode_xdata_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"item">>, _attrs, _} = _el | _els], Fields,
		 Items, Instructions, Reported, Title) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   [decode_xdata_item(__TopXMLNS, __IgnoreEls, _el)
			    | Items],
			   Instructions, Reported, Title);
      <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   [decode_xdata_item(<<"jabber:x:data">>, __IgnoreEls,
					      _el)
			    | Items],
			   Instructions, Reported, Title);
      _ ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions, Reported, Title)
    end;
decode_xdata_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"field">>, _attrs, _} = _el | _els], Fields,
		 Items, Instructions, Reported, Title) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_xdata_field(__TopXMLNS, __IgnoreEls, _el)
			    | Fields],
			   Items, Instructions, Reported, Title);
      <<"jabber:x:data">> ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_xdata_field(<<"jabber:x:data">>, __IgnoreEls,
					       _el)
			    | Fields],
			   Items, Instructions, Reported, Title);
      _ ->
	  decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
			   Items, Instructions, Reported, Title)
    end;
decode_xdata_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		 Fields, Items, Instructions, Reported, Title) ->
    decode_xdata_els(__TopXMLNS, __IgnoreEls, _els, Fields,
		     Items, Instructions, Reported, Title).

decode_xdata_attrs(__TopXMLNS,
		   [{<<"type">>, _val} | _attrs], _Type) ->
    decode_xdata_attrs(__TopXMLNS, _attrs, _val);
decode_xdata_attrs(__TopXMLNS, [_ | _attrs], Type) ->
    decode_xdata_attrs(__TopXMLNS, _attrs, Type);
decode_xdata_attrs(__TopXMLNS, [], Type) ->
    decode_xdata_attr_type(__TopXMLNS, Type).

encode_xdata({xdata, Type, Instructions, Title,
	      Reported, Items, Fields},
	     __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_xdata_$fields'(Fields,
						__NewTopXMLNS,
						'encode_xdata_$items'(Items,
								      __NewTopXMLNS,
								      'encode_xdata_$instructions'(Instructions,
												   __NewTopXMLNS,
												   'encode_xdata_$reported'(Reported,
															    __NewTopXMLNS,
															    'encode_xdata_$title'(Title,
																		  __NewTopXMLNS,
																		  [])))))),
    _attrs = encode_xdata_attr_type(Type,
				    enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS)),
    {xmlel, <<"x">>, _attrs, _els}.

'encode_xdata_$fields'([], __TopXMLNS, _acc) -> _acc;
'encode_xdata_$fields'([Fields | _els], __TopXMLNS,
		       _acc) ->
    'encode_xdata_$fields'(_els, __TopXMLNS,
			   [encode_xdata_field(Fields, __TopXMLNS) | _acc]).

'encode_xdata_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_xdata_$items'([Items | _els], __TopXMLNS,
		      _acc) ->
    'encode_xdata_$items'(_els, __TopXMLNS,
			  [encode_xdata_item(Items, __TopXMLNS) | _acc]).

'encode_xdata_$instructions'([], __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_$instructions'([Instructions | _els],
			     __TopXMLNS, _acc) ->
    'encode_xdata_$instructions'(_els, __TopXMLNS,
				 [encode_xdata_instructions(Instructions,
							    __TopXMLNS)
				  | _acc]).

'encode_xdata_$reported'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_$reported'(Reported, __TopXMLNS, _acc) ->
    [encode_xdata_reported(Reported, __TopXMLNS) | _acc].

'encode_xdata_$title'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_$title'(Title, __TopXMLNS, _acc) ->
    [encode_xdata_title(Title, __TopXMLNS) | _acc].

decode_xdata_attr_type(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"type">>, <<"x">>, __TopXMLNS}});
decode_xdata_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[cancel, form, result, submit])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"x">>, __TopXMLNS}});
      _res -> _res
    end.

encode_xdata_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_xdata_item(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"item">>, _attrs, _els}) ->
    Fields = decode_xdata_item_els(__TopXMLNS, __IgnoreEls,
				   _els, []),
    Fields.

decode_xdata_item_els(__TopXMLNS, __IgnoreEls, [],
		      Fields) ->
    lists:reverse(Fields);
decode_xdata_item_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"field">>, _attrs, _} = _el | _els],
		      Fields) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_item_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_xdata_field(__TopXMLNS, __IgnoreEls,
						    _el)
				 | Fields]);
      <<"jabber:x:data">> ->
	  decode_xdata_item_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_xdata_field(<<"jabber:x:data">>,
						    __IgnoreEls, _el)
				 | Fields]);
      _ ->
	  decode_xdata_item_els(__TopXMLNS, __IgnoreEls, _els,
				Fields)
    end;
decode_xdata_item_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Fields) ->
    decode_xdata_item_els(__TopXMLNS, __IgnoreEls, _els,
			  Fields).

encode_xdata_item(Fields, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_xdata_item_$fields'(Fields,
						     __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"item">>, _attrs, _els}.

'encode_xdata_item_$fields'([], __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_item_$fields'([Fields | _els], __TopXMLNS,
			    _acc) ->
    'encode_xdata_item_$fields'(_els, __TopXMLNS,
				[encode_xdata_field(Fields, __TopXMLNS)
				 | _acc]).

decode_xdata_reported(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"reported">>, _attrs, _els}) ->
    Fields = decode_xdata_reported_els(__TopXMLNS,
				       __IgnoreEls, _els, []),
    Fields.

decode_xdata_reported_els(__TopXMLNS, __IgnoreEls, [],
			  Fields) ->
    lists:reverse(Fields);
decode_xdata_reported_els(__TopXMLNS, __IgnoreEls,
			  [{xmlel, <<"field">>, _attrs, _} = _el | _els],
			  Fields) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_reported_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_xdata_field(__TopXMLNS, __IgnoreEls,
							_el)
				     | Fields]);
      <<"jabber:x:data">> ->
	  decode_xdata_reported_els(__TopXMLNS, __IgnoreEls, _els,
				    [decode_xdata_field(<<"jabber:x:data">>,
							__IgnoreEls, _el)
				     | Fields]);
      _ ->
	  decode_xdata_reported_els(__TopXMLNS, __IgnoreEls, _els,
				    Fields)
    end;
decode_xdata_reported_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Fields) ->
    decode_xdata_reported_els(__TopXMLNS, __IgnoreEls, _els,
			      Fields).

encode_xdata_reported(Fields, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els =
	lists:reverse('encode_xdata_reported_$fields'(Fields,
						      __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"reported">>, _attrs, _els}.

'encode_xdata_reported_$fields'([], __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_reported_$fields'([Fields | _els],
				__TopXMLNS, _acc) ->
    'encode_xdata_reported_$fields'(_els, __TopXMLNS,
				    [encode_xdata_field(Fields, __TopXMLNS)
				     | _acc]).

decode_xdata_title(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"title">>, _attrs, _els}) ->
    Cdata = decode_xdata_title_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_xdata_title_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_xdata_title_cdata(__TopXMLNS, Cdata);
decode_xdata_title_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_xdata_title_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_xdata_title_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_xdata_title_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_xdata_title(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = encode_xdata_title_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"title">>, _attrs, _els}.

decode_xdata_title_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_xdata_title_cdata(__TopXMLNS, _val) -> _val.

encode_xdata_title_cdata(<<>>, _acc) -> _acc;
encode_xdata_title_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_xdata_instructions(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"instructions">>, _attrs, _els}) ->
    Cdata = decode_xdata_instructions_els(__TopXMLNS,
					  __IgnoreEls, _els, <<>>),
    Cdata.

decode_xdata_instructions_els(__TopXMLNS, __IgnoreEls,
			      [], Cdata) ->
    decode_xdata_instructions_cdata(__TopXMLNS, Cdata);
decode_xdata_instructions_els(__TopXMLNS, __IgnoreEls,
			      [{xmlcdata, _data} | _els], Cdata) ->
    decode_xdata_instructions_els(__TopXMLNS, __IgnoreEls,
				  _els, <<Cdata/binary, _data/binary>>);
decode_xdata_instructions_els(__TopXMLNS, __IgnoreEls,
			      [_ | _els], Cdata) ->
    decode_xdata_instructions_els(__TopXMLNS, __IgnoreEls,
				  _els, Cdata).

encode_xdata_instructions(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = encode_xdata_instructions_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"instructions">>, _attrs, _els}.

decode_xdata_instructions_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_xdata_instructions_cdata(__TopXMLNS, _val) ->
    _val.

encode_xdata_instructions_cdata(<<>>, _acc) -> _acc;
encode_xdata_instructions_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_xdata_field(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"field">>, _attrs, _els}) ->
    {Options, Values, Desc, Required, __Els} =
	decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
			       [], [], <<>>, false, []),
    {Label, Type, Var} =
	decode_xdata_field_attrs(__TopXMLNS, _attrs, undefined,
				 undefined, undefined),
    {xdata_field, Label, Type, Var, Required, Desc, Values,
     Options, __Els}.

decode_xdata_field_els(__TopXMLNS, __IgnoreEls, [],
		       Options, Values, Desc, Required, __Els) ->
    {lists:reverse(Options), lists:reverse(Values), Desc,
     Required, lists:reverse(__Els)};
decode_xdata_field_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"required">>, _attrs, _} = _el | _els],
		       Options, Values, Desc, Required, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values, Desc,
				 decode_xdata_field_required(__TopXMLNS,
							     __IgnoreEls, _el),
				 __Els);
      <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values, Desc,
				 decode_xdata_field_required(<<"jabber:x:data">>,
							     __IgnoreEls, _el),
				 __Els);
      _ ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values, Desc, Required, __Els)
    end;
decode_xdata_field_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"desc">>, _attrs, _} = _el | _els], Options,
		       Values, Desc, Required, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values,
				 decode_xdata_field_desc(__TopXMLNS,
							 __IgnoreEls, _el),
				 Required, __Els);
      <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values,
				 decode_xdata_field_desc(<<"jabber:x:data">>,
							 __IgnoreEls, _el),
				 Required, __Els);
      _ ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values, Desc, Required, __Els)
    end;
decode_xdata_field_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"value">>, _attrs, _} = _el | _els], Options,
		       Values, Desc, Required, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options,
				 [decode_xdata_field_value(__TopXMLNS,
							   __IgnoreEls, _el)
				  | Values],
				 Desc, Required, __Els);
      <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options,
				 [decode_xdata_field_value(<<"jabber:x:data">>,
							   __IgnoreEls, _el)
				  | Values],
				 Desc, Required, __Els);
      _ ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values, Desc, Required, __Els)
    end;
decode_xdata_field_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"option">>, _attrs, _} = _el | _els],
		       Options, Values, Desc, Required, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_xdata_field_option(__TopXMLNS,
							    __IgnoreEls, _el)
				  | Options],
				 Values, Desc, Required, __Els);
      <<"jabber:x:data">> ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_xdata_field_option(<<"jabber:x:data">>,
							    __IgnoreEls, _el)
				  | Options],
				 Values, Desc, Required, __Els);
      _ ->
	  decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				 Options, Values, Desc, Required, __Els)
    end;
decode_xdata_field_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, _, _, _} = _el | _els], Options, Values, Desc,
		       Required, __Els) ->
    if __IgnoreEls ->
	   decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
				  Options, Values, Desc, Required,
				  [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
					Options, Values, Desc, Required,
					[decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
					Options, Values, Desc, Required, __Els)
	   end
    end;
decode_xdata_field_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Options, Values, Desc, Required, __Els) ->
    decode_xdata_field_els(__TopXMLNS, __IgnoreEls, _els,
			   Options, Values, Desc, Required, __Els).

decode_xdata_field_attrs(__TopXMLNS,
			 [{<<"label">>, _val} | _attrs], _Label, Type, Var) ->
    decode_xdata_field_attrs(__TopXMLNS, _attrs, _val, Type,
			     Var);
decode_xdata_field_attrs(__TopXMLNS,
			 [{<<"type">>, _val} | _attrs], Label, _Type, Var) ->
    decode_xdata_field_attrs(__TopXMLNS, _attrs, Label,
			     _val, Var);
decode_xdata_field_attrs(__TopXMLNS,
			 [{<<"var">>, _val} | _attrs], Label, Type, _Var) ->
    decode_xdata_field_attrs(__TopXMLNS, _attrs, Label,
			     Type, _val);
decode_xdata_field_attrs(__TopXMLNS, [_ | _attrs],
			 Label, Type, Var) ->
    decode_xdata_field_attrs(__TopXMLNS, _attrs, Label,
			     Type, Var);
decode_xdata_field_attrs(__TopXMLNS, [], Label, Type,
			 Var) ->
    {decode_xdata_field_attr_label(__TopXMLNS, Label),
     decode_xdata_field_attr_type(__TopXMLNS, Type),
     decode_xdata_field_attr_var(__TopXMLNS, Var)}.

encode_xdata_field({xdata_field, Label, Type, Var,
		    Required, Desc, Values, Options, __Els},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els] ++
	     lists:reverse('encode_xdata_field_$options'(Options,
							 __NewTopXMLNS,
							 'encode_xdata_field_$values'(Values,
										      __NewTopXMLNS,
										      'encode_xdata_field_$desc'(Desc,
														 __NewTopXMLNS,
														 'encode_xdata_field_$required'(Required,
																		__NewTopXMLNS,
																		[]))))),
    _attrs = encode_xdata_field_attr_var(Var,
					 encode_xdata_field_attr_type(Type,
								      encode_xdata_field_attr_label(Label,
												    enc_xmlns_attrs(__NewTopXMLNS,
														    __TopXMLNS)))),
    {xmlel, <<"field">>, _attrs, _els}.

'encode_xdata_field_$options'([], __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_field_$options'([Options | _els],
			      __TopXMLNS, _acc) ->
    'encode_xdata_field_$options'(_els, __TopXMLNS,
				  [encode_xdata_field_option(Options,
							     __TopXMLNS)
				   | _acc]).

'encode_xdata_field_$values'([], __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_field_$values'([Values | _els],
			     __TopXMLNS, _acc) ->
    'encode_xdata_field_$values'(_els, __TopXMLNS,
				 [encode_xdata_field_value(Values, __TopXMLNS)
				  | _acc]).

'encode_xdata_field_$desc'(<<>>, __TopXMLNS, _acc) ->
    _acc;
'encode_xdata_field_$desc'(Desc, __TopXMLNS, _acc) ->
    [encode_xdata_field_desc(Desc, __TopXMLNS) | _acc].

'encode_xdata_field_$required'(false, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_xdata_field_$required'(Required, __TopXMLNS,
			       _acc) ->
    [encode_xdata_field_required(Required, __TopXMLNS)
     | _acc].

decode_xdata_field_attr_label(__TopXMLNS, undefined) ->
    <<>>;
decode_xdata_field_attr_label(__TopXMLNS, _val) -> _val.

encode_xdata_field_attr_label(<<>>, _acc) -> _acc;
encode_xdata_field_attr_label(_val, _acc) ->
    [{<<"label">>, _val} | _acc].

decode_xdata_field_attr_type(__TopXMLNS, undefined) ->
    undefined;
decode_xdata_field_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[boolean, fixed, hidden, 'jid-multi', 'jid-single',
			 'list-multi', 'list-single', 'text-multi',
			 'text-private', 'text-single'])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"field">>, __TopXMLNS}});
      _res -> _res
    end.

encode_xdata_field_attr_type(undefined, _acc) -> _acc;
encode_xdata_field_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_xdata_field_attr_var(__TopXMLNS, undefined) ->
    <<>>;
decode_xdata_field_attr_var(__TopXMLNS, _val) -> _val.

encode_xdata_field_attr_var(<<>>, _acc) -> _acc;
encode_xdata_field_attr_var(_val, _acc) ->
    [{<<"var">>, _val} | _acc].

decode_xdata_field_option(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"option">>, _attrs, _els}) ->
    Value = decode_xdata_field_option_els(__TopXMLNS,
					  __IgnoreEls, _els, error),
    Label = decode_xdata_field_option_attrs(__TopXMLNS,
					    _attrs, undefined),
    {xdata_option, Label, Value}.

decode_xdata_field_option_els(__TopXMLNS, __IgnoreEls,
			      [], Value) ->
    case Value of
      error ->
	  erlang:error({xmpp_codec,
			{missing_tag, <<"value">>, __TopXMLNS}});
      {value, Value1} -> Value1
    end;
decode_xdata_field_option_els(__TopXMLNS, __IgnoreEls,
			      [{xmlel, <<"value">>, _attrs, _} = _el | _els],
			      Value) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:x:data">> ->
	  decode_xdata_field_option_els(__TopXMLNS, __IgnoreEls,
					_els,
					{value,
					 decode_xdata_field_value(__TopXMLNS,
								  __IgnoreEls,
								  _el)});
      <<"jabber:x:data">> ->
	  decode_xdata_field_option_els(__TopXMLNS, __IgnoreEls,
					_els,
					{value,
					 decode_xdata_field_value(<<"jabber:x:data">>,
								  __IgnoreEls,
								  _el)});
      _ ->
	  decode_xdata_field_option_els(__TopXMLNS, __IgnoreEls,
					_els, Value)
    end;
decode_xdata_field_option_els(__TopXMLNS, __IgnoreEls,
			      [_ | _els], Value) ->
    decode_xdata_field_option_els(__TopXMLNS, __IgnoreEls,
				  _els, Value).

decode_xdata_field_option_attrs(__TopXMLNS,
				[{<<"label">>, _val} | _attrs], _Label) ->
    decode_xdata_field_option_attrs(__TopXMLNS, _attrs,
				    _val);
decode_xdata_field_option_attrs(__TopXMLNS,
				[_ | _attrs], Label) ->
    decode_xdata_field_option_attrs(__TopXMLNS, _attrs,
				    Label);
decode_xdata_field_option_attrs(__TopXMLNS, [],
				Label) ->
    decode_xdata_field_option_attr_label(__TopXMLNS, Label).

encode_xdata_field_option({xdata_option, Label, Value},
			  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els =
	lists:reverse('encode_xdata_field_option_$value'(Value,
							 __NewTopXMLNS, [])),
    _attrs = encode_xdata_field_option_attr_label(Label,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"option">>, _attrs, _els}.

'encode_xdata_field_option_$value'(Value, __TopXMLNS,
				   _acc) ->
    [encode_xdata_field_value(Value, __TopXMLNS) | _acc].

decode_xdata_field_option_attr_label(__TopXMLNS,
				     undefined) ->
    <<>>;
decode_xdata_field_option_attr_label(__TopXMLNS,
				     _val) ->
    _val.

encode_xdata_field_option_attr_label(<<>>, _acc) ->
    _acc;
encode_xdata_field_option_attr_label(_val, _acc) ->
    [{<<"label">>, _val} | _acc].

decode_xdata_field_value(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"value">>, _attrs, _els}) ->
    Cdata = decode_xdata_field_value_els(__TopXMLNS,
					 __IgnoreEls, _els, <<>>),
    Cdata.

decode_xdata_field_value_els(__TopXMLNS, __IgnoreEls,
			     [], Cdata) ->
    decode_xdata_field_value_cdata(__TopXMLNS, Cdata);
decode_xdata_field_value_els(__TopXMLNS, __IgnoreEls,
			     [{xmlcdata, _data} | _els], Cdata) ->
    decode_xdata_field_value_els(__TopXMLNS, __IgnoreEls,
				 _els, <<Cdata/binary, _data/binary>>);
decode_xdata_field_value_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Cdata) ->
    decode_xdata_field_value_els(__TopXMLNS, __IgnoreEls,
				 _els, Cdata).

encode_xdata_field_value(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = encode_xdata_field_value_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"value">>, _attrs, _els}.

decode_xdata_field_value_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_xdata_field_value_cdata(__TopXMLNS, _val) ->
    _val.

encode_xdata_field_value_cdata(<<>>, _acc) -> _acc;
encode_xdata_field_value_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_xdata_field_desc(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"desc">>, _attrs, _els}) ->
    Cdata = decode_xdata_field_desc_els(__TopXMLNS,
					__IgnoreEls, _els, <<>>),
    Cdata.

decode_xdata_field_desc_els(__TopXMLNS, __IgnoreEls, [],
			    Cdata) ->
    decode_xdata_field_desc_cdata(__TopXMLNS, Cdata);
decode_xdata_field_desc_els(__TopXMLNS, __IgnoreEls,
			    [{xmlcdata, _data} | _els], Cdata) ->
    decode_xdata_field_desc_els(__TopXMLNS, __IgnoreEls,
				_els, <<Cdata/binary, _data/binary>>);
decode_xdata_field_desc_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Cdata) ->
    decode_xdata_field_desc_els(__TopXMLNS, __IgnoreEls,
				_els, Cdata).

encode_xdata_field_desc(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = encode_xdata_field_desc_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"desc">>, _attrs, _els}.

decode_xdata_field_desc_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_xdata_field_desc_cdata(__TopXMLNS, _val) -> _val.

encode_xdata_field_desc_cdata(<<>>, _acc) -> _acc;
encode_xdata_field_desc_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_xdata_field_required(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"required">>, _attrs, _els}) ->
    true.

encode_xdata_field_required(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:x:data">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"required">>, _attrs, _els}.

decode_vcard_xupdate(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"x">>, _attrs, _els}) ->
    Hash = decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls,
				    _els, undefined),
    {vcard_xupdate, {<<>>, <<>>}, Hash}.

decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls, [],
			 Hash) ->
    Hash;
decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls,
			 [{xmlel, <<"photo">>, _attrs, _} = _el | _els],
			 Hash) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp:x:update">> ->
	  decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_vcard_xupdate_photo(__TopXMLNS,
							      __IgnoreEls,
							      _el));
      <<"vcard-temp:x:update">> ->
	  decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls, _els,
				   decode_vcard_xupdate_photo(<<"vcard-temp:x:update">>,
							      __IgnoreEls,
							      _el));
      _ ->
	  decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls, _els,
				   Hash)
    end;
decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Hash) ->
    decode_vcard_xupdate_els(__TopXMLNS, __IgnoreEls, _els,
			     Hash).

encode_vcard_xupdate({vcard_xupdate, _, Hash},
		     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"vcard-temp:x:update">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_vcard_xupdate_$hash'(Hash,
						      __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"x">>, _attrs, _els}.

'encode_vcard_xupdate_$hash'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_xupdate_$hash'(Hash, __TopXMLNS, _acc) ->
    [encode_vcard_xupdate_photo(Hash, __TopXMLNS) | _acc].

decode_vcard_xupdate_photo(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"photo">>, _attrs, _els}) ->
    Cdata = decode_vcard_xupdate_photo_els(__TopXMLNS,
					   __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_xupdate_photo_els(__TopXMLNS, __IgnoreEls,
			       [], Cdata) ->
    decode_vcard_xupdate_photo_cdata(__TopXMLNS, Cdata);
decode_vcard_xupdate_photo_els(__TopXMLNS, __IgnoreEls,
			       [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_xupdate_photo_els(__TopXMLNS, __IgnoreEls,
				   _els, <<Cdata/binary, _data/binary>>);
decode_vcard_xupdate_photo_els(__TopXMLNS, __IgnoreEls,
			       [_ | _els], Cdata) ->
    decode_vcard_xupdate_photo_els(__TopXMLNS, __IgnoreEls,
				   _els, Cdata).

encode_vcard_xupdate_photo(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"vcard-temp:x:update">>, [],
			 __TopXMLNS),
    _els = encode_vcard_xupdate_photo_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"photo">>, _attrs, _els}.

decode_vcard_xupdate_photo_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_vcard_xupdate_photo_cdata(__TopXMLNS, _val) ->
    _val.

encode_vcard_xupdate_photo_cdata(<<>>, _acc) -> _acc;
encode_vcard_xupdate_photo_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_temp(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"vCard">>, _attrs, _els}) ->
    {Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
     Jabberid, Sound, Note, Role, Title, Nickname, Rev,
     Sort_string, Org, Bday, Key, Tz, Url, Email, Tel, Label,
     Fn, Version, N, Photo, Logo, Geo} =
	decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
			      undefined, [], undefined, [], undefined,
			      undefined, undefined, undefined, undefined,
			      undefined, undefined, undefined, undefined,
			      undefined, undefined, undefined, undefined,
			      undefined, undefined, undefined, [], [], [],
			      undefined, undefined, undefined, undefined,
			      undefined, undefined),
    {vcard_temp, Version, Fn, N, Nickname, Photo, Bday, Adr,
     Label, Tel, Email, Jabberid, Mailer, Tz, Geo, Title,
     Role, Logo, Org, Categories, Note, Prodid, Rev,
     Sort_string, Sound, Uid, Url, Class, Key, Desc}.

decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, [],
		      Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
		      Jabberid, Sound, Note, Role, Title, Nickname, Rev,
		      Sort_string, Org, Bday, Key, Tz, Url, Email, Tel, Label,
		      Fn, Version, N, Photo, Logo, Geo) ->
    {Mailer, lists:reverse(Adr), Class, Categories, Desc,
     Uid, Prodid, Jabberid, Sound, Note, Role, Title,
     Nickname, Rev, Sort_string, Org, Bday, Key, Tz, Url,
     lists:reverse(Email), lists:reverse(Tel),
     lists:reverse(Label), Fn, Version, N, Photo, Logo, Geo};
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"N">>, _attrs, _} = _el | _els], Mailer, Adr,
		      Class, Categories, Desc, Uid, Prodid, Jabberid, Sound,
		      Note, Role, Title, Nickname, Rev, Sort_string, Org,
		      Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version, N,
		      Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version,
				decode_vcard_N(__TopXMLNS, __IgnoreEls, _el),
				Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version,
				decode_vcard_N(<<"vcard-temp">>, __IgnoreEls,
					       _el),
				Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"ADR">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer,
				[decode_vcard_ADR(__TopXMLNS, __IgnoreEls, _el)
				 | Adr],
				Class, Categories, Desc, Uid, Prodid, Jabberid,
				Sound, Note, Role, Title, Nickname, Rev,
				Sort_string, Org, Bday, Key, Tz, Url, Email,
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer,
				[decode_vcard_ADR(<<"vcard-temp">>, __IgnoreEls,
						  _el)
				 | Adr],
				Class, Categories, Desc, Uid, Prodid, Jabberid,
				Sound, Note, Role, Title, Nickname, Rev,
				Sort_string, Org, Bday, Key, Tz, Url, Email,
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"LABEL">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel,
				[decode_vcard_LABEL(__TopXMLNS, __IgnoreEls,
						    _el)
				 | Label],
				Fn, Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel,
				[decode_vcard_LABEL(<<"vcard-temp">>,
						    __IgnoreEls, _el)
				 | Label],
				Fn, Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"TEL">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email,
				[decode_vcard_TEL(__TopXMLNS, __IgnoreEls, _el)
				 | Tel],
				Label, Fn, Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email,
				[decode_vcard_TEL(<<"vcard-temp">>, __IgnoreEls,
						  _el)
				 | Tel],
				Label, Fn, Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"EMAIL">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url,
				[decode_vcard_EMAIL(__TopXMLNS, __IgnoreEls,
						    _el)
				 | Email],
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url,
				[decode_vcard_EMAIL(<<"vcard-temp">>,
						    __IgnoreEls, _el)
				 | Email],
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"GEO">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo,
				decode_vcard_GEO(__TopXMLNS, __IgnoreEls, _el));
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo,
				decode_vcard_GEO(<<"vcard-temp">>, __IgnoreEls,
						 _el));
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"LOGO">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				decode_vcard_LOGO(__TopXMLNS, __IgnoreEls, _el),
				Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				decode_vcard_LOGO(<<"vcard-temp">>, __IgnoreEls,
						  _el),
				Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"PHOTO">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N,
				decode_vcard_PHOTO(__TopXMLNS, __IgnoreEls,
						   _el),
				Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N,
				decode_vcard_PHOTO(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"ORG">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string,
				decode_vcard_ORG(__TopXMLNS, __IgnoreEls, _el),
				Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string,
				decode_vcard_ORG(<<"vcard-temp">>, __IgnoreEls,
						 _el),
				Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"SOUND">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid,
				decode_vcard_SOUND(__TopXMLNS, __IgnoreEls,
						   _el),
				Note, Role, Title, Nickname, Rev, Sort_string,
				Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid,
				decode_vcard_SOUND(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				Note, Role, Title, Nickname, Rev, Sort_string,
				Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"KEY">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday,
				decode_vcard_KEY(__TopXMLNS, __IgnoreEls, _el),
				Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday,
				decode_vcard_KEY(<<"vcard-temp">>, __IgnoreEls,
						 _el),
				Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"VERSION">>, _attrs, _} = _el | _els],
		      Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
		      Jabberid, Sound, Note, Role, Title, Nickname, Rev,
		      Sort_string, Org, Bday, Key, Tz, Url, Email, Tel, Label,
		      Fn, Version, N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn,
				decode_vcard_VERSION(__TopXMLNS, __IgnoreEls,
						     _el),
				N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn,
				decode_vcard_VERSION(<<"vcard-temp">>,
						     __IgnoreEls, _el),
				N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"FN">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label,
				decode_vcard_FN(__TopXMLNS, __IgnoreEls, _el),
				Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label,
				decode_vcard_FN(<<"vcard-temp">>, __IgnoreEls,
						_el),
				Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"NICKNAME">>, _attrs, _} = _el | _els],
		      Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
		      Jabberid, Sound, Note, Role, Title, Nickname, Rev,
		      Sort_string, Org, Bday, Key, Tz, Url, Email, Tel, Label,
		      Fn, Version, N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				decode_vcard_NICKNAME(__TopXMLNS, __IgnoreEls,
						      _el),
				Rev, Sort_string, Org, Bday, Key, Tz, Url,
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				decode_vcard_NICKNAME(<<"vcard-temp">>,
						      __IgnoreEls, _el),
				Rev, Sort_string, Org, Bday, Key, Tz, Url,
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"BDAY">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org,
				decode_vcard_BDAY(__TopXMLNS, __IgnoreEls, _el),
				Key, Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org,
				decode_vcard_BDAY(<<"vcard-temp">>, __IgnoreEls,
						  _el),
				Key, Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"JABBERID">>, _attrs, _} = _el | _els],
		      Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
		      Jabberid, Sound, Note, Role, Title, Nickname, Rev,
		      Sort_string, Org, Bday, Key, Tz, Url, Email, Tel, Label,
		      Fn, Version, N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid,
				decode_vcard_JABBERID(__TopXMLNS, __IgnoreEls,
						      _el),
				Sound, Note, Role, Title, Nickname, Rev,
				Sort_string, Org, Bday, Key, Tz, Url, Email,
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid,
				decode_vcard_JABBERID(<<"vcard-temp">>,
						      __IgnoreEls, _el),
				Sound, Note, Role, Title, Nickname, Rev,
				Sort_string, Org, Bday, Key, Tz, Url, Email,
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"MAILER">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				decode_vcard_MAILER(__TopXMLNS, __IgnoreEls,
						    _el),
				Adr, Class, Categories, Desc, Uid, Prodid,
				Jabberid, Sound, Note, Role, Title, Nickname,
				Rev, Sort_string, Org, Bday, Key, Tz, Url,
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				decode_vcard_MAILER(<<"vcard-temp">>,
						    __IgnoreEls, _el),
				Adr, Class, Categories, Desc, Uid, Prodid,
				Jabberid, Sound, Note, Role, Title, Nickname,
				Rev, Sort_string, Org, Bday, Key, Tz, Url,
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"TZ">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key,
				decode_vcard_TZ(__TopXMLNS, __IgnoreEls, _el),
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key,
				decode_vcard_TZ(<<"vcard-temp">>, __IgnoreEls,
						_el),
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"TITLE">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role,
				decode_vcard_TITLE(__TopXMLNS, __IgnoreEls,
						   _el),
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role,
				decode_vcard_TITLE(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"ROLE">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note,
				decode_vcard_ROLE(__TopXMLNS, __IgnoreEls, _el),
				Title, Nickname, Rev, Sort_string, Org, Bday,
				Key, Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note,
				decode_vcard_ROLE(<<"vcard-temp">>, __IgnoreEls,
						  _el),
				Title, Nickname, Rev, Sort_string, Org, Bday,
				Key, Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"NOTE">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound,
				decode_vcard_NOTE(__TopXMLNS, __IgnoreEls, _el),
				Role, Title, Nickname, Rev, Sort_string, Org,
				Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound,
				decode_vcard_NOTE(<<"vcard-temp">>, __IgnoreEls,
						  _el),
				Role, Title, Nickname, Rev, Sort_string, Org,
				Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"PRODID">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				decode_vcard_PRODID(__TopXMLNS, __IgnoreEls,
						    _el),
				Jabberid, Sound, Note, Role, Title, Nickname,
				Rev, Sort_string, Org, Bday, Key, Tz, Url,
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				decode_vcard_PRODID(<<"vcard-temp">>,
						    __IgnoreEls, _el),
				Jabberid, Sound, Note, Role, Title, Nickname,
				Rev, Sort_string, Org, Bday, Key, Tz, Url,
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"REV">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname,
				decode_vcard_REV(__TopXMLNS, __IgnoreEls, _el),
				Sort_string, Org, Bday, Key, Tz, Url, Email,
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname,
				decode_vcard_REV(<<"vcard-temp">>, __IgnoreEls,
						 _el),
				Sort_string, Org, Bday, Key, Tz, Url, Email,
				Tel, Label, Fn, Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"SORT-STRING">>, _attrs, _} = _el | _els],
		      Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
		      Jabberid, Sound, Note, Role, Title, Nickname, Rev,
		      Sort_string, Org, Bday, Key, Tz, Url, Email, Tel, Label,
		      Fn, Version, N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev,
				decode_vcard_SORT_STRING(__TopXMLNS,
							 __IgnoreEls, _el),
				Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev,
				decode_vcard_SORT_STRING(<<"vcard-temp">>,
							 __IgnoreEls, _el),
				Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"UID">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc,
				decode_vcard_UID(__TopXMLNS, __IgnoreEls, _el),
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc,
				decode_vcard_UID(<<"vcard-temp">>, __IgnoreEls,
						 _el),
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"URL">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				decode_vcard_URL(__TopXMLNS, __IgnoreEls, _el),
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				decode_vcard_URL(<<"vcard-temp">>, __IgnoreEls,
						 _el),
				Email, Tel, Label, Fn, Version, N, Photo, Logo,
				Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"DESC">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories,
				decode_vcard_DESC(__TopXMLNS, __IgnoreEls, _el),
				Uid, Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories,
				decode_vcard_DESC(<<"vcard-temp">>, __IgnoreEls,
						  _el),
				Uid, Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"CATEGORIES">>, _attrs, _} = _el | _els],
		      Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
		      Jabberid, Sound, Note, Role, Title, Nickname, Rev,
		      Sort_string, Org, Bday, Key, Tz, Url, Email, Tel, Label,
		      Fn, Version, N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class,
				decode_vcard_CATEGORIES(__TopXMLNS, __IgnoreEls,
							_el),
				Desc, Uid, Prodid, Jabberid, Sound, Note, Role,
				Title, Nickname, Rev, Sort_string, Org, Bday,
				Key, Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class,
				decode_vcard_CATEGORIES(<<"vcard-temp">>,
							__IgnoreEls, _el),
				Desc, Uid, Prodid, Jabberid, Sound, Note, Role,
				Title, Nickname, Rev, Sort_string, Org, Bday,
				Key, Tz, Url, Email, Tel, Label, Fn, Version, N,
				Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"CLASS">>, _attrs, _} = _el | _els], Mailer,
		      Adr, Class, Categories, Desc, Uid, Prodid, Jabberid,
		      Sound, Note, Role, Title, Nickname, Rev, Sort_string,
		      Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn, Version,
		      N, Photo, Logo, Geo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr,
				decode_vcard_CLASS(__TopXMLNS, __IgnoreEls,
						   _el),
				Categories, Desc, Uid, Prodid, Jabberid, Sound,
				Note, Role, Title, Nickname, Rev, Sort_string,
				Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      <<"vcard-temp">> ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr,
				decode_vcard_CLASS(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				Categories, Desc, Uid, Prodid, Jabberid, Sound,
				Note, Role, Title, Nickname, Rev, Sort_string,
				Org, Bday, Key, Tz, Url, Email, Tel, Label, Fn,
				Version, N, Photo, Logo, Geo);
      _ ->
	  decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
				Mailer, Adr, Class, Categories, Desc, Uid,
				Prodid, Jabberid, Sound, Note, Role, Title,
				Nickname, Rev, Sort_string, Org, Bday, Key, Tz,
				Url, Email, Tel, Label, Fn, Version, N, Photo,
				Logo, Geo)
    end;
decode_vcard_temp_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Mailer, Adr, Class, Categories, Desc, Uid,
		      Prodid, Jabberid, Sound, Note, Role, Title, Nickname,
		      Rev, Sort_string, Org, Bday, Key, Tz, Url, Email, Tel,
		      Label, Fn, Version, N, Photo, Logo, Geo) ->
    decode_vcard_temp_els(__TopXMLNS, __IgnoreEls, _els,
			  Mailer, Adr, Class, Categories, Desc, Uid, Prodid,
			  Jabberid, Sound, Note, Role, Title, Nickname, Rev,
			  Sort_string, Org, Bday, Key, Tz, Url, Email, Tel,
			  Label, Fn, Version, N, Photo, Logo, Geo).

encode_vcard_temp({vcard_temp, Version, Fn, N, Nickname,
		   Photo, Bday, Adr, Label, Tel, Email, Jabberid, Mailer,
		   Tz, Geo, Title, Role, Logo, Org, Categories, Note,
		   Prodid, Rev, Sort_string, Sound, Uid, Url, Class, Key,
		   Desc},
		  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_temp_$mailer'(Mailer,
						     __NewTopXMLNS,
						     'encode_vcard_temp_$adr'(Adr,
									      __NewTopXMLNS,
									      'encode_vcard_temp_$class'(Class,
													 __NewTopXMLNS,
													 'encode_vcard_temp_$categories'(Categories,
																	 __NewTopXMLNS,
																	 'encode_vcard_temp_$desc'(Desc,
																				   __NewTopXMLNS,
																				   'encode_vcard_temp_$uid'(Uid,
																							    __NewTopXMLNS,
																							    'encode_vcard_temp_$prodid'(Prodid,
																											__NewTopXMLNS,
																											'encode_vcard_temp_$jabberid'(Jabberid,
																														      __NewTopXMLNS,
																														      'encode_vcard_temp_$sound'(Sound,
																																		 __NewTopXMLNS,
																																		 'encode_vcard_temp_$note'(Note,
																																					   __NewTopXMLNS,
																																					   'encode_vcard_temp_$role'(Role,
																																								     __NewTopXMLNS,
																																								     'encode_vcard_temp_$title'(Title,
																																												__NewTopXMLNS,
																																												'encode_vcard_temp_$nickname'(Nickname,
																																															      __NewTopXMLNS,
																																															      'encode_vcard_temp_$rev'(Rev,
																																																		       __NewTopXMLNS,
																																																		       'encode_vcard_temp_$sort_string'(Sort_string,
																																																							__NewTopXMLNS,
																																																							'encode_vcard_temp_$org'(Org,
																																																										 __NewTopXMLNS,
																																																										 'encode_vcard_temp_$bday'(Bday,
																																																													   __NewTopXMLNS,
																																																													   'encode_vcard_temp_$key'(Key,
																																																																    __NewTopXMLNS,
																																																																    'encode_vcard_temp_$tz'(Tz,
																																																																			    __NewTopXMLNS,
																																																																			    'encode_vcard_temp_$url'(Url,
																																																																						     __NewTopXMLNS,
																																																																						     'encode_vcard_temp_$email'(Email,
																																																																										__NewTopXMLNS,
																																																																										'encode_vcard_temp_$tel'(Tel,
																																																																													 __NewTopXMLNS,
																																																																													 'encode_vcard_temp_$label'(Label,
																																																																																    __NewTopXMLNS,
																																																																																    'encode_vcard_temp_$fn'(Fn,
																																																																																			    __NewTopXMLNS,
																																																																																			    'encode_vcard_temp_$version'(Version,
																																																																																							 __NewTopXMLNS,
																																																																																							 'encode_vcard_temp_$n'(N,
																																																																																										__NewTopXMLNS,
																																																																																										'encode_vcard_temp_$photo'(Photo,
																																																																																													   __NewTopXMLNS,
																																																																																													   'encode_vcard_temp_$logo'(Logo,
																																																																																																     __NewTopXMLNS,
																																																																																																     'encode_vcard_temp_$geo'(Geo,
																																																																																																			      __NewTopXMLNS,
																																																																																																			      [])))))))))))))))))))))))))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"vCard">>, _attrs, _els}.

'encode_vcard_temp_$mailer'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_vcard_temp_$mailer'(Mailer, __TopXMLNS, _acc) ->
    [encode_vcard_MAILER(Mailer, __TopXMLNS) | _acc].

'encode_vcard_temp_$adr'([], __TopXMLNS, _acc) -> _acc;
'encode_vcard_temp_$adr'([Adr | _els], __TopXMLNS,
			 _acc) ->
    'encode_vcard_temp_$adr'(_els, __TopXMLNS,
			     [encode_vcard_ADR(Adr, __TopXMLNS) | _acc]).

'encode_vcard_temp_$class'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_temp_$class'(Class, __TopXMLNS, _acc) ->
    [encode_vcard_CLASS(Class, __TopXMLNS) | _acc].

'encode_vcard_temp_$categories'([], __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$categories'(Categories, __TopXMLNS,
				_acc) ->
    [encode_vcard_CATEGORIES(Categories, __TopXMLNS)
     | _acc].

'encode_vcard_temp_$desc'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_temp_$desc'(Desc, __TopXMLNS, _acc) ->
    [encode_vcard_DESC(Desc, __TopXMLNS) | _acc].

'encode_vcard_temp_$uid'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$uid'(Uid, __TopXMLNS, _acc) ->
    [encode_vcard_UID(Uid, __TopXMLNS) | _acc].

'encode_vcard_temp_$prodid'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_vcard_temp_$prodid'(Prodid, __TopXMLNS, _acc) ->
    [encode_vcard_PRODID(Prodid, __TopXMLNS) | _acc].

'encode_vcard_temp_$jabberid'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_vcard_temp_$jabberid'(Jabberid, __TopXMLNS,
			      _acc) ->
    [encode_vcard_JABBERID(Jabberid, __TopXMLNS) | _acc].

'encode_vcard_temp_$sound'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_temp_$sound'(Sound, __TopXMLNS, _acc) ->
    [encode_vcard_SOUND(Sound, __TopXMLNS) | _acc].

'encode_vcard_temp_$note'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_temp_$note'(Note, __TopXMLNS, _acc) ->
    [encode_vcard_NOTE(Note, __TopXMLNS) | _acc].

'encode_vcard_temp_$role'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_temp_$role'(Role, __TopXMLNS, _acc) ->
    [encode_vcard_ROLE(Role, __TopXMLNS) | _acc].

'encode_vcard_temp_$title'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_temp_$title'(Title, __TopXMLNS, _acc) ->
    [encode_vcard_TITLE(Title, __TopXMLNS) | _acc].

'encode_vcard_temp_$nickname'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_vcard_temp_$nickname'(Nickname, __TopXMLNS,
			      _acc) ->
    [encode_vcard_NICKNAME(Nickname, __TopXMLNS) | _acc].

'encode_vcard_temp_$rev'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$rev'(Rev, __TopXMLNS, _acc) ->
    [encode_vcard_REV(Rev, __TopXMLNS) | _acc].

'encode_vcard_temp_$sort_string'(undefined, __TopXMLNS,
				 _acc) ->
    _acc;
'encode_vcard_temp_$sort_string'(Sort_string,
				 __TopXMLNS, _acc) ->
    [encode_vcard_SORT_STRING(Sort_string, __TopXMLNS)
     | _acc].

'encode_vcard_temp_$org'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$org'(Org, __TopXMLNS, _acc) ->
    [encode_vcard_ORG(Org, __TopXMLNS) | _acc].

'encode_vcard_temp_$bday'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_temp_$bday'(Bday, __TopXMLNS, _acc) ->
    [encode_vcard_BDAY(Bday, __TopXMLNS) | _acc].

'encode_vcard_temp_$key'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$key'(Key, __TopXMLNS, _acc) ->
    [encode_vcard_KEY(Key, __TopXMLNS) | _acc].

'encode_vcard_temp_$tz'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$tz'(Tz, __TopXMLNS, _acc) ->
    [encode_vcard_TZ(Tz, __TopXMLNS) | _acc].

'encode_vcard_temp_$url'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$url'(Url, __TopXMLNS, _acc) ->
    [encode_vcard_URL(Url, __TopXMLNS) | _acc].

'encode_vcard_temp_$email'([], __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$email'([Email | _els], __TopXMLNS,
			   _acc) ->
    'encode_vcard_temp_$email'(_els, __TopXMLNS,
			       [encode_vcard_EMAIL(Email, __TopXMLNS) | _acc]).

'encode_vcard_temp_$tel'([], __TopXMLNS, _acc) -> _acc;
'encode_vcard_temp_$tel'([Tel | _els], __TopXMLNS,
			 _acc) ->
    'encode_vcard_temp_$tel'(_els, __TopXMLNS,
			     [encode_vcard_TEL(Tel, __TopXMLNS) | _acc]).

'encode_vcard_temp_$label'([], __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$label'([Label | _els], __TopXMLNS,
			   _acc) ->
    'encode_vcard_temp_$label'(_els, __TopXMLNS,
			       [encode_vcard_LABEL(Label, __TopXMLNS) | _acc]).

'encode_vcard_temp_$fn'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$fn'(Fn, __TopXMLNS, _acc) ->
    [encode_vcard_FN(Fn, __TopXMLNS) | _acc].

'encode_vcard_temp_$version'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_temp_$version'(Version, __TopXMLNS,
			     _acc) ->
    [encode_vcard_VERSION(Version, __TopXMLNS) | _acc].

'encode_vcard_temp_$n'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$n'(N, __TopXMLNS, _acc) ->
    [encode_vcard_N(N, __TopXMLNS) | _acc].

'encode_vcard_temp_$photo'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_temp_$photo'(Photo, __TopXMLNS, _acc) ->
    [encode_vcard_PHOTO(Photo, __TopXMLNS) | _acc].

'encode_vcard_temp_$logo'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_temp_$logo'(Logo, __TopXMLNS, _acc) ->
    [encode_vcard_LOGO(Logo, __TopXMLNS) | _acc].

'encode_vcard_temp_$geo'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_temp_$geo'(Geo, __TopXMLNS, _acc) ->
    [encode_vcard_GEO(Geo, __TopXMLNS) | _acc].

decode_vcard_CLASS(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"CLASS">>, _attrs, _els}) ->
    Class = decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls,
				   _els, undefined),
    Class.

decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, [],
		       Class) ->
    Class;
decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"PUBLIC">>, _attrs, _} = _el | _els],
		       Class) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_PUBLIC(__TopXMLNS, __IgnoreEls,
						     _el));
      <<"vcard-temp">> ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_PUBLIC(<<"vcard-temp">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 Class)
    end;
decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"PRIVATE">>, _attrs, _} = _el | _els],
		       Class) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_PRIVATE(__TopXMLNS, __IgnoreEls,
						      _el));
      <<"vcard-temp">> ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_PRIVATE(<<"vcard-temp">>,
						      __IgnoreEls, _el));
      _ ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 Class)
    end;
decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"CONFIDENTIAL">>, _attrs, _} = _el | _els],
		       Class) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_CONFIDENTIAL(__TopXMLNS,
							   __IgnoreEls, _el));
      <<"vcard-temp">> ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_CONFIDENTIAL(<<"vcard-temp">>,
							   __IgnoreEls, _el));
      _ ->
	  decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
				 Class)
    end;
decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Class) ->
    decode_vcard_CLASS_els(__TopXMLNS, __IgnoreEls, _els,
			   Class).

encode_vcard_CLASS(Class, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_CLASS_$class'(Class,
						     __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"CLASS">>, _attrs, _els}.

'encode_vcard_CLASS_$class'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_vcard_CLASS_$class'(public = Class, __TopXMLNS,
			    _acc) ->
    [encode_vcard_PUBLIC(Class, __TopXMLNS) | _acc];
'encode_vcard_CLASS_$class'(private = Class, __TopXMLNS,
			    _acc) ->
    [encode_vcard_PRIVATE(Class, __TopXMLNS) | _acc];
'encode_vcard_CLASS_$class'(confidential = Class,
			    __TopXMLNS, _acc) ->
    [encode_vcard_CONFIDENTIAL(Class, __TopXMLNS) | _acc].

decode_vcard_CATEGORIES(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"CATEGORIES">>, _attrs, _els}) ->
    Keywords = decode_vcard_CATEGORIES_els(__TopXMLNS,
					   __IgnoreEls, _els, []),
    Keywords.

decode_vcard_CATEGORIES_els(__TopXMLNS, __IgnoreEls, [],
			    Keywords) ->
    lists:reverse(Keywords);
decode_vcard_CATEGORIES_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"KEYWORD">>, _attrs, _} = _el | _els],
			    Keywords) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_CATEGORIES_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      [decode_vcard_KEYWORD(__TopXMLNS,
							    __IgnoreEls, _el)
				       | Keywords]);
      <<"vcard-temp">> ->
	  decode_vcard_CATEGORIES_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      [decode_vcard_KEYWORD(<<"vcard-temp">>,
							    __IgnoreEls, _el)
				       | Keywords]);
      _ ->
	  decode_vcard_CATEGORIES_els(__TopXMLNS, __IgnoreEls,
				      _els, Keywords)
    end;
decode_vcard_CATEGORIES_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Keywords) ->
    decode_vcard_CATEGORIES_els(__TopXMLNS, __IgnoreEls,
				_els, Keywords).

encode_vcard_CATEGORIES(Keywords, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els =
	lists:reverse('encode_vcard_CATEGORIES_$keywords'(Keywords,
							  __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"CATEGORIES">>, _attrs, _els}.

'encode_vcard_CATEGORIES_$keywords'([], __TopXMLNS,
				    _acc) ->
    _acc;
'encode_vcard_CATEGORIES_$keywords'([Keywords | _els],
				    __TopXMLNS, _acc) ->
    'encode_vcard_CATEGORIES_$keywords'(_els, __TopXMLNS,
					[encode_vcard_KEYWORD(Keywords,
							      __TopXMLNS)
					 | _acc]).

decode_vcard_KEY(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"KEY">>, _attrs, _els}) ->
    {Cred, Type} = decode_vcard_KEY_els(__TopXMLNS,
					__IgnoreEls, _els, undefined,
					undefined),
    {vcard_key, Type, Cred}.

decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, [], Cred,
		     Type) ->
    {Cred, Type};
decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"TYPE">>, _attrs, _} = _el | _els], Cred,
		     Type) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, _els,
			       Cred,
			       decode_vcard_TYPE(__TopXMLNS, __IgnoreEls, _el));
      <<"vcard-temp">> ->
	  decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, _els,
			       Cred,
			       decode_vcard_TYPE(<<"vcard-temp">>, __IgnoreEls,
						 _el));
      _ ->
	  decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, _els,
			       Cred, Type)
    end;
decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"CRED">>, _attrs, _} = _el | _els], Cred,
		     Type) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_CRED(__TopXMLNS, __IgnoreEls, _el),
			       Type);
      <<"vcard-temp">> ->
	  decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_CRED(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Type);
      _ ->
	  decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, _els,
			       Cred, Type)
    end;
decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cred, Type) ->
    decode_vcard_KEY_els(__TopXMLNS, __IgnoreEls, _els,
			 Cred, Type).

encode_vcard_KEY({vcard_key, Type, Cred}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_KEY_$cred'(Cred,
						  __NewTopXMLNS,
						  'encode_vcard_KEY_$type'(Type,
									   __NewTopXMLNS,
									   []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"KEY">>, _attrs, _els}.

'encode_vcard_KEY_$cred'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_KEY_$cred'(Cred, __TopXMLNS, _acc) ->
    [encode_vcard_CRED(Cred, __TopXMLNS) | _acc].

'encode_vcard_KEY_$type'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_KEY_$type'(Type, __TopXMLNS, _acc) ->
    [encode_vcard_TYPE(Type, __TopXMLNS) | _acc].

decode_vcard_SOUND(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"SOUND">>, _attrs, _els}) ->
    {Phonetic, Extval, Binval} =
	decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
			       undefined, undefined, undefined),
    {vcard_sound, Phonetic, Binval, Extval}.

decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, [],
		       Phonetic, Extval, Binval) ->
    {Phonetic, Extval, Binval};
decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"BINVAL">>, _attrs, _} = _el | _els],
		       Phonetic, Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 Phonetic, Extval,
				 decode_vcard_BINVAL(__TopXMLNS, __IgnoreEls,
						     _el));
      <<"vcard-temp">> ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 Phonetic, Extval,
				 decode_vcard_BINVAL(<<"vcard-temp">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 Phonetic, Extval, Binval)
    end;
decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"EXTVAL">>, _attrs, _} = _el | _els],
		       Phonetic, Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 Phonetic,
				 decode_vcard_EXTVAL(__TopXMLNS, __IgnoreEls,
						     _el),
				 Binval);
      <<"vcard-temp">> ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 Phonetic,
				 decode_vcard_EXTVAL(<<"vcard-temp">>,
						     __IgnoreEls, _el),
				 Binval);
      _ ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 Phonetic, Extval, Binval)
    end;
decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"PHONETIC">>, _attrs, _} = _el | _els],
		       Phonetic, Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_PHONETIC(__TopXMLNS, __IgnoreEls,
						       _el),
				 Extval, Binval);
      <<"vcard-temp">> ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_PHONETIC(<<"vcard-temp">>,
						       __IgnoreEls, _el),
				 Extval, Binval);
      _ ->
	  decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
				 Phonetic, Extval, Binval)
    end;
decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Phonetic, Extval, Binval) ->
    decode_vcard_SOUND_els(__TopXMLNS, __IgnoreEls, _els,
			   Phonetic, Extval, Binval).

encode_vcard_SOUND({vcard_sound, Phonetic, Binval,
		    Extval},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els =
	lists:reverse('encode_vcard_SOUND_$phonetic'(Phonetic,
						     __NewTopXMLNS,
						     'encode_vcard_SOUND_$extval'(Extval,
										  __NewTopXMLNS,
										  'encode_vcard_SOUND_$binval'(Binval,
													       __NewTopXMLNS,
													       [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"SOUND">>, _attrs, _els}.

'encode_vcard_SOUND_$phonetic'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_vcard_SOUND_$phonetic'(Phonetic, __TopXMLNS,
			       _acc) ->
    [encode_vcard_PHONETIC(Phonetic, __TopXMLNS) | _acc].

'encode_vcard_SOUND_$extval'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_SOUND_$extval'(Extval, __TopXMLNS,
			     _acc) ->
    [encode_vcard_EXTVAL(Extval, __TopXMLNS) | _acc].

'encode_vcard_SOUND_$binval'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_SOUND_$binval'(Binval, __TopXMLNS,
			     _acc) ->
    [encode_vcard_BINVAL(Binval, __TopXMLNS) | _acc].

decode_vcard_ORG(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"ORG">>, _attrs, _els}) ->
    {Units, Name} = decode_vcard_ORG_els(__TopXMLNS,
					 __IgnoreEls, _els, [], undefined),
    {vcard_org, Name, Units}.

decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, [], Units,
		     Name) ->
    {lists:reverse(Units), Name};
decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"ORGNAME">>, _attrs, _} = _el | _els], Units,
		     Name) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, _els,
			       Units,
			       decode_vcard_ORGNAME(__TopXMLNS, __IgnoreEls,
						    _el));
      <<"vcard-temp">> ->
	  decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, _els,
			       Units,
			       decode_vcard_ORGNAME(<<"vcard-temp">>,
						    __IgnoreEls, _el));
      _ ->
	  decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, _els,
			       Units, Name)
    end;
decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"ORGUNIT">>, _attrs, _} = _el | _els], Units,
		     Name) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_vcard_ORGUNIT(__TopXMLNS, __IgnoreEls,
						     _el)
				| Units],
			       Name);
      <<"vcard-temp">> ->
	  decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode_vcard_ORGUNIT(<<"vcard-temp">>,
						     __IgnoreEls, _el)
				| Units],
			       Name);
      _ ->
	  decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, _els,
			       Units, Name)
    end;
decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Units, Name) ->
    decode_vcard_ORG_els(__TopXMLNS, __IgnoreEls, _els,
			 Units, Name).

encode_vcard_ORG({vcard_org, Name, Units},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_ORG_$units'(Units,
						   __NewTopXMLNS,
						   'encode_vcard_ORG_$name'(Name,
									    __NewTopXMLNS,
									    []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ORG">>, _attrs, _els}.

'encode_vcard_ORG_$units'([], __TopXMLNS, _acc) -> _acc;
'encode_vcard_ORG_$units'([Units | _els], __TopXMLNS,
			  _acc) ->
    'encode_vcard_ORG_$units'(_els, __TopXMLNS,
			      [encode_vcard_ORGUNIT(Units, __TopXMLNS) | _acc]).

'encode_vcard_ORG_$name'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ORG_$name'(Name, __TopXMLNS, _acc) ->
    [encode_vcard_ORGNAME(Name, __TopXMLNS) | _acc].

decode_vcard_PHOTO(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"PHOTO">>, _attrs, _els}) ->
    {Type, Extval, Binval} =
	decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
			       undefined, undefined, undefined),
    {vcard_photo, Type, Binval, Extval}.

decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, [],
		       Type, Extval, Binval) ->
    {Type, Extval, Binval};
decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"TYPE">>, _attrs, _} = _el | _els], Type,
		       Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_TYPE(__TopXMLNS, __IgnoreEls,
						   _el),
				 Extval, Binval);
      <<"vcard-temp">> ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_TYPE(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Extval, Binval);
      _ ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 Type, Extval, Binval)
    end;
decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"BINVAL">>, _attrs, _} = _el | _els], Type,
		       Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 Type, Extval,
				 decode_vcard_BINVAL(__TopXMLNS, __IgnoreEls,
						     _el));
      <<"vcard-temp">> ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 Type, Extval,
				 decode_vcard_BINVAL(<<"vcard-temp">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 Type, Extval, Binval)
    end;
decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"EXTVAL">>, _attrs, _} = _el | _els], Type,
		       Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 Type,
				 decode_vcard_EXTVAL(__TopXMLNS, __IgnoreEls,
						     _el),
				 Binval);
      <<"vcard-temp">> ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 Type,
				 decode_vcard_EXTVAL(<<"vcard-temp">>,
						     __IgnoreEls, _el),
				 Binval);
      _ ->
	  decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
				 Type, Extval, Binval)
    end;
decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Type, Extval, Binval) ->
    decode_vcard_PHOTO_els(__TopXMLNS, __IgnoreEls, _els,
			   Type, Extval, Binval).

encode_vcard_PHOTO({vcard_photo, Type, Binval, Extval},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_PHOTO_$type'(Type,
						    __NewTopXMLNS,
						    'encode_vcard_PHOTO_$extval'(Extval,
										 __NewTopXMLNS,
										 'encode_vcard_PHOTO_$binval'(Binval,
													      __NewTopXMLNS,
													      [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PHOTO">>, _attrs, _els}.

'encode_vcard_PHOTO_$type'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_PHOTO_$type'(Type, __TopXMLNS, _acc) ->
    [encode_vcard_TYPE(Type, __TopXMLNS) | _acc].

'encode_vcard_PHOTO_$extval'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_PHOTO_$extval'(Extval, __TopXMLNS,
			     _acc) ->
    [encode_vcard_EXTVAL(Extval, __TopXMLNS) | _acc].

'encode_vcard_PHOTO_$binval'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_PHOTO_$binval'(Binval, __TopXMLNS,
			     _acc) ->
    [encode_vcard_BINVAL(Binval, __TopXMLNS) | _acc].

decode_vcard_LOGO(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"LOGO">>, _attrs, _els}) ->
    {Type, Extval, Binval} =
	decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
			      undefined, undefined, undefined),
    {vcard_logo, Type, Binval, Extval}.

decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, [], Type,
		      Extval, Binval) ->
    {Type, Extval, Binval};
decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"TYPE">>, _attrs, _} = _el | _els], Type,
		      Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				decode_vcard_TYPE(__TopXMLNS, __IgnoreEls, _el),
				Extval, Binval);
      <<"vcard-temp">> ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				decode_vcard_TYPE(<<"vcard-temp">>, __IgnoreEls,
						  _el),
				Extval, Binval);
      _ ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				Type, Extval, Binval)
    end;
decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"BINVAL">>, _attrs, _} = _el | _els], Type,
		      Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				Type, Extval,
				decode_vcard_BINVAL(__TopXMLNS, __IgnoreEls,
						    _el));
      <<"vcard-temp">> ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				Type, Extval,
				decode_vcard_BINVAL(<<"vcard-temp">>,
						    __IgnoreEls, _el));
      _ ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				Type, Extval, Binval)
    end;
decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"EXTVAL">>, _attrs, _} = _el | _els], Type,
		      Extval, Binval) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				Type,
				decode_vcard_EXTVAL(__TopXMLNS, __IgnoreEls,
						    _el),
				Binval);
      <<"vcard-temp">> ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				Type,
				decode_vcard_EXTVAL(<<"vcard-temp">>,
						    __IgnoreEls, _el),
				Binval);
      _ ->
	  decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
				Type, Extval, Binval)
    end;
decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Type, Extval, Binval) ->
    decode_vcard_LOGO_els(__TopXMLNS, __IgnoreEls, _els,
			  Type, Extval, Binval).

encode_vcard_LOGO({vcard_logo, Type, Binval, Extval},
		  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_LOGO_$type'(Type,
						   __NewTopXMLNS,
						   'encode_vcard_LOGO_$extval'(Extval,
									       __NewTopXMLNS,
									       'encode_vcard_LOGO_$binval'(Binval,
													   __NewTopXMLNS,
													   [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"LOGO">>, _attrs, _els}.

'encode_vcard_LOGO_$type'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_LOGO_$type'(Type, __TopXMLNS, _acc) ->
    [encode_vcard_TYPE(Type, __TopXMLNS) | _acc].

'encode_vcard_LOGO_$extval'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_vcard_LOGO_$extval'(Extval, __TopXMLNS, _acc) ->
    [encode_vcard_EXTVAL(Extval, __TopXMLNS) | _acc].

'encode_vcard_LOGO_$binval'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_vcard_LOGO_$binval'(Binval, __TopXMLNS, _acc) ->
    [encode_vcard_BINVAL(Binval, __TopXMLNS) | _acc].

decode_vcard_BINVAL(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"BINVAL">>, _attrs, _els}) ->
    Cdata = decode_vcard_BINVAL_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_BINVAL_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_BINVAL_cdata(__TopXMLNS, Cdata);
decode_vcard_BINVAL_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_BINVAL_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_BINVAL_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_BINVAL_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_BINVAL(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_BINVAL_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"BINVAL">>, _attrs, _els}.

decode_vcard_BINVAL_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_BINVAL_cdata(__TopXMLNS, _val) ->
    case catch base64:decode(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"BINVAL">>, __TopXMLNS}});
      _res -> _res
    end.

encode_vcard_BINVAL_cdata(<<>>, _acc) -> _acc;
encode_vcard_BINVAL_cdata(_val, _acc) ->
    [{xmlcdata, base64:encode(_val)} | _acc].

decode_vcard_GEO(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"GEO">>, _attrs, _els}) ->
    {Lat, Lon} = decode_vcard_GEO_els(__TopXMLNS,
				      __IgnoreEls, _els, undefined, undefined),
    {vcard_geo, Lat, Lon}.

decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, [], Lat,
		     Lon) ->
    {Lat, Lon};
decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"LAT">>, _attrs, _} = _el | _els], Lat,
		     Lon) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_LAT(__TopXMLNS, __IgnoreEls, _el),
			       Lon);
      <<"vcard-temp">> ->
	  decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_LAT(<<"vcard-temp">>, __IgnoreEls,
						_el),
			       Lon);
      _ ->
	  decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, _els, Lat,
			       Lon)
    end;
decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"LON">>, _attrs, _} = _el | _els], Lat,
		     Lon) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, _els, Lat,
			       decode_vcard_LON(__TopXMLNS, __IgnoreEls, _el));
      <<"vcard-temp">> ->
	  decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, _els, Lat,
			       decode_vcard_LON(<<"vcard-temp">>, __IgnoreEls,
						_el));
      _ ->
	  decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, _els, Lat,
			       Lon)
    end;
decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Lat, Lon) ->
    decode_vcard_GEO_els(__TopXMLNS, __IgnoreEls, _els, Lat,
			 Lon).

encode_vcard_GEO({vcard_geo, Lat, Lon}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_GEO_$lat'(Lat,
						 __NewTopXMLNS,
						 'encode_vcard_GEO_$lon'(Lon,
									 __NewTopXMLNS,
									 []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"GEO">>, _attrs, _els}.

'encode_vcard_GEO_$lat'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_GEO_$lat'(Lat, __TopXMLNS, _acc) ->
    [encode_vcard_LAT(Lat, __TopXMLNS) | _acc].

'encode_vcard_GEO_$lon'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_GEO_$lon'(Lon, __TopXMLNS, _acc) ->
    [encode_vcard_LON(Lon, __TopXMLNS) | _acc].

decode_vcard_EMAIL(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"EMAIL">>, _attrs, _els}) ->
    {X400, Userid, Internet, Home, Pref, Work} =
	decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
			       false, undefined, false, false, false, false),
    {vcard_email, Home, Work, Internet, Pref, X400, Userid}.

decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, [],
		       X400, Userid, Internet, Home, Pref, Work) ->
    {X400, Userid, Internet, Home, Pref, Work};
decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"HOME">>, _attrs, _} = _el | _els], X400,
		       Userid, Internet, Home, Pref, Work) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet,
				 decode_vcard_HOME(__TopXMLNS, __IgnoreEls,
						   _el),
				 Pref, Work);
      <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet,
				 decode_vcard_HOME(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Pref, Work);
      _ ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref, Work)
    end;
decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"WORK">>, _attrs, _} = _el | _els], X400,
		       Userid, Internet, Home, Pref, Work) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref,
				 decode_vcard_WORK(__TopXMLNS, __IgnoreEls,
						   _el));
      <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref,
				 decode_vcard_WORK(<<"vcard-temp">>,
						   __IgnoreEls, _el));
      _ ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref, Work)
    end;
decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"INTERNET">>, _attrs, _} = _el | _els], X400,
		       Userid, Internet, Home, Pref, Work) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid,
				 decode_vcard_INTERNET(__TopXMLNS, __IgnoreEls,
						       _el),
				 Home, Pref, Work);
      <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid,
				 decode_vcard_INTERNET(<<"vcard-temp">>,
						       __IgnoreEls, _el),
				 Home, Pref, Work);
      _ ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref, Work)
    end;
decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"PREF">>, _attrs, _} = _el | _els], X400,
		       Userid, Internet, Home, Pref, Work) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home,
				 decode_vcard_PREF(__TopXMLNS, __IgnoreEls,
						   _el),
				 Work);
      <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home,
				 decode_vcard_PREF(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Work);
      _ ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref, Work)
    end;
decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"X400">>, _attrs, _} = _el | _els], X400,
		       Userid, Internet, Home, Pref, Work) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_X400(__TopXMLNS, __IgnoreEls,
						   _el),
				 Userid, Internet, Home, Pref, Work);
      <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_vcard_X400(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Userid, Internet, Home, Pref, Work);
      _ ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref, Work)
    end;
decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"USERID">>, _attrs, _} = _el | _els], X400,
		       Userid, Internet, Home, Pref, Work) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400,
				 decode_vcard_USERID(__TopXMLNS, __IgnoreEls,
						     _el),
				 Internet, Home, Pref, Work);
      <<"vcard-temp">> ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400,
				 decode_vcard_USERID(<<"vcard-temp">>,
						     __IgnoreEls, _el),
				 Internet, Home, Pref, Work);
      _ ->
	  decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
				 X400, Userid, Internet, Home, Pref, Work)
    end;
decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], X400, Userid, Internet, Home, Pref, Work) ->
    decode_vcard_EMAIL_els(__TopXMLNS, __IgnoreEls, _els,
			   X400, Userid, Internet, Home, Pref, Work).

encode_vcard_EMAIL({vcard_email, Home, Work, Internet,
		    Pref, X400, Userid},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_EMAIL_$x400'(X400,
						    __NewTopXMLNS,
						    'encode_vcard_EMAIL_$userid'(Userid,
										 __NewTopXMLNS,
										 'encode_vcard_EMAIL_$internet'(Internet,
														__NewTopXMLNS,
														'encode_vcard_EMAIL_$home'(Home,
																	   __NewTopXMLNS,
																	   'encode_vcard_EMAIL_$pref'(Pref,
																				      __NewTopXMLNS,
																				      'encode_vcard_EMAIL_$work'(Work,
																								 __NewTopXMLNS,
																								 []))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"EMAIL">>, _attrs, _els}.

'encode_vcard_EMAIL_$x400'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_EMAIL_$x400'(X400, __TopXMLNS, _acc) ->
    [encode_vcard_X400(X400, __TopXMLNS) | _acc].

'encode_vcard_EMAIL_$userid'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_EMAIL_$userid'(Userid, __TopXMLNS,
			     _acc) ->
    [encode_vcard_USERID(Userid, __TopXMLNS) | _acc].

'encode_vcard_EMAIL_$internet'(false, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_vcard_EMAIL_$internet'(Internet, __TopXMLNS,
			       _acc) ->
    [encode_vcard_INTERNET(Internet, __TopXMLNS) | _acc].

'encode_vcard_EMAIL_$home'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_EMAIL_$home'(Home, __TopXMLNS, _acc) ->
    [encode_vcard_HOME(Home, __TopXMLNS) | _acc].

'encode_vcard_EMAIL_$pref'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_EMAIL_$pref'(Pref, __TopXMLNS, _acc) ->
    [encode_vcard_PREF(Pref, __TopXMLNS) | _acc].

'encode_vcard_EMAIL_$work'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_EMAIL_$work'(Work, __TopXMLNS, _acc) ->
    [encode_vcard_WORK(Work, __TopXMLNS) | _acc].

decode_vcard_TEL(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"TEL">>, _attrs, _els}) ->
    {Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax,
     Work, Cell, Modem, Isdn, Video} =
	decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			     undefined, false, false, false, false, false,
			     false, false, false, false, false, false, false,
			     false),
    {vcard_tel, Home, Work, Voice, Fax, Pager, Msg, Cell,
     Video, Bbs, Modem, Isdn, Pcs, Pref, Number}.

decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, [],
		     Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax,
		     Work, Cell, Modem, Isdn, Video) ->
    {Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax,
     Work, Cell, Modem, Isdn, Video};
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"HOME">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice,
			       decode_vcard_HOME(__TopXMLNS, __IgnoreEls, _el),
			       Pref, Msg, Fax, Work, Cell, Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice,
			       decode_vcard_HOME(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Pref, Msg, Fax, Work, Cell, Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"WORK">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax,
			       decode_vcard_WORK(__TopXMLNS, __IgnoreEls, _el),
			       Cell, Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax,
			       decode_vcard_WORK(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Cell, Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"VOICE">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs,
			       decode_vcard_VOICE(__TopXMLNS, __IgnoreEls, _el),
			       Home, Pref, Msg, Fax, Work, Cell, Modem, Isdn,
			       Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs,
			       decode_vcard_VOICE(<<"vcard-temp">>, __IgnoreEls,
						  _el),
			       Home, Pref, Msg, Fax, Work, Cell, Modem, Isdn,
			       Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"FAX">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       decode_vcard_FAX(__TopXMLNS, __IgnoreEls, _el),
			       Work, Cell, Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       decode_vcard_FAX(<<"vcard-temp">>, __IgnoreEls,
						_el),
			       Work, Cell, Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"PAGER">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number,
			       decode_vcard_PAGER(__TopXMLNS, __IgnoreEls, _el),
			       Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
			       Cell, Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number,
			       decode_vcard_PAGER(<<"vcard-temp">>, __IgnoreEls,
						  _el),
			       Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
			       Cell, Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"MSG">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref,
			       decode_vcard_MSG(__TopXMLNS, __IgnoreEls, _el),
			       Fax, Work, Cell, Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref,
			       decode_vcard_MSG(<<"vcard-temp">>, __IgnoreEls,
						_el),
			       Fax, Work, Cell, Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"CELL">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work,
			       decode_vcard_CELL(__TopXMLNS, __IgnoreEls, _el),
			       Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work,
			       decode_vcard_CELL(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"VIDEO">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn,
			       decode_vcard_VIDEO(__TopXMLNS, __IgnoreEls,
						  _el));
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn,
			       decode_vcard_VIDEO(<<"vcard-temp">>, __IgnoreEls,
						  _el));
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"BBS">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs,
			       decode_vcard_BBS(__TopXMLNS, __IgnoreEls, _el),
			       Voice, Home, Pref, Msg, Fax, Work, Cell, Modem,
			       Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs,
			       decode_vcard_BBS(<<"vcard-temp">>, __IgnoreEls,
						_el),
			       Voice, Home, Pref, Msg, Fax, Work, Cell, Modem,
			       Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"MODEM">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell,
			       decode_vcard_MODEM(__TopXMLNS, __IgnoreEls, _el),
			       Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell,
			       decode_vcard_MODEM(<<"vcard-temp">>, __IgnoreEls,
						  _el),
			       Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"ISDN">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem,
			       decode_vcard_ISDN(__TopXMLNS, __IgnoreEls, _el),
			       Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem,
			       decode_vcard_ISDN(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"PCS">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager,
			       decode_vcard_PCS(__TopXMLNS, __IgnoreEls, _el),
			       Bbs, Voice, Home, Pref, Msg, Fax, Work, Cell,
			       Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager,
			       decode_vcard_PCS(<<"vcard-temp">>, __IgnoreEls,
						_el),
			       Bbs, Voice, Home, Pref, Msg, Fax, Work, Cell,
			       Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"PREF">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home,
			       decode_vcard_PREF(__TopXMLNS, __IgnoreEls, _el),
			       Msg, Fax, Work, Cell, Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home,
			       decode_vcard_PREF(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Msg, Fax, Work, Cell, Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"NUMBER">>, _attrs, _} = _el | _els], Number,
		     Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax, Work,
		     Cell, Modem, Isdn, Video) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_NUMBER(__TopXMLNS, __IgnoreEls,
						   _el),
			       Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax,
			       Work, Cell, Modem, Isdn, Video);
      <<"vcard-temp">> ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_NUMBER(<<"vcard-temp">>,
						   __IgnoreEls, _el),
			       Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax,
			       Work, Cell, Modem, Isdn, Video);
      _ ->
	  decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			       Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg,
			       Fax, Work, Cell, Modem, Isdn, Video)
    end;
decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Number, Pager, Pcs, Bbs, Voice, Home, Pref,
		     Msg, Fax, Work, Cell, Modem, Isdn, Video) ->
    decode_vcard_TEL_els(__TopXMLNS, __IgnoreEls, _els,
			 Number, Pager, Pcs, Bbs, Voice, Home, Pref, Msg, Fax,
			 Work, Cell, Modem, Isdn, Video).

encode_vcard_TEL({vcard_tel, Home, Work, Voice, Fax,
		  Pager, Msg, Cell, Video, Bbs, Modem, Isdn, Pcs, Pref,
		  Number},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_TEL_$number'(Number,
						    __NewTopXMLNS,
						    'encode_vcard_TEL_$pager'(Pager,
									      __NewTopXMLNS,
									      'encode_vcard_TEL_$pcs'(Pcs,
												      __NewTopXMLNS,
												      'encode_vcard_TEL_$bbs'(Bbs,
															      __NewTopXMLNS,
															      'encode_vcard_TEL_$voice'(Voice,
																			__NewTopXMLNS,
																			'encode_vcard_TEL_$home'(Home,
																						 __NewTopXMLNS,
																						 'encode_vcard_TEL_$pref'(Pref,
																									  __NewTopXMLNS,
																									  'encode_vcard_TEL_$msg'(Msg,
																												  __NewTopXMLNS,
																												  'encode_vcard_TEL_$fax'(Fax,
																															  __NewTopXMLNS,
																															  'encode_vcard_TEL_$work'(Work,
																																		   __NewTopXMLNS,
																																		   'encode_vcard_TEL_$cell'(Cell,
																																					    __NewTopXMLNS,
																																					    'encode_vcard_TEL_$modem'(Modem,
																																								      __NewTopXMLNS,
																																								      'encode_vcard_TEL_$isdn'(Isdn,
																																											       __NewTopXMLNS,
																																											       'encode_vcard_TEL_$video'(Video,
																																															 __NewTopXMLNS,
																																															 []))))))))))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"TEL">>, _attrs, _els}.

'encode_vcard_TEL_$number'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_TEL_$number'(Number, __TopXMLNS, _acc) ->
    [encode_vcard_NUMBER(Number, __TopXMLNS) | _acc].

'encode_vcard_TEL_$pager'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$pager'(Pager, __TopXMLNS, _acc) ->
    [encode_vcard_PAGER(Pager, __TopXMLNS) | _acc].

'encode_vcard_TEL_$pcs'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$pcs'(Pcs, __TopXMLNS, _acc) ->
    [encode_vcard_PCS(Pcs, __TopXMLNS) | _acc].

'encode_vcard_TEL_$bbs'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$bbs'(Bbs, __TopXMLNS, _acc) ->
    [encode_vcard_BBS(Bbs, __TopXMLNS) | _acc].

'encode_vcard_TEL_$voice'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$voice'(Voice, __TopXMLNS, _acc) ->
    [encode_vcard_VOICE(Voice, __TopXMLNS) | _acc].

'encode_vcard_TEL_$home'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$home'(Home, __TopXMLNS, _acc) ->
    [encode_vcard_HOME(Home, __TopXMLNS) | _acc].

'encode_vcard_TEL_$pref'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$pref'(Pref, __TopXMLNS, _acc) ->
    [encode_vcard_PREF(Pref, __TopXMLNS) | _acc].

'encode_vcard_TEL_$msg'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$msg'(Msg, __TopXMLNS, _acc) ->
    [encode_vcard_MSG(Msg, __TopXMLNS) | _acc].

'encode_vcard_TEL_$fax'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$fax'(Fax, __TopXMLNS, _acc) ->
    [encode_vcard_FAX(Fax, __TopXMLNS) | _acc].

'encode_vcard_TEL_$work'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$work'(Work, __TopXMLNS, _acc) ->
    [encode_vcard_WORK(Work, __TopXMLNS) | _acc].

'encode_vcard_TEL_$cell'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$cell'(Cell, __TopXMLNS, _acc) ->
    [encode_vcard_CELL(Cell, __TopXMLNS) | _acc].

'encode_vcard_TEL_$modem'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$modem'(Modem, __TopXMLNS, _acc) ->
    [encode_vcard_MODEM(Modem, __TopXMLNS) | _acc].

'encode_vcard_TEL_$isdn'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$isdn'(Isdn, __TopXMLNS, _acc) ->
    [encode_vcard_ISDN(Isdn, __TopXMLNS) | _acc].

'encode_vcard_TEL_$video'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_TEL_$video'(Video, __TopXMLNS, _acc) ->
    [encode_vcard_VIDEO(Video, __TopXMLNS) | _acc].

decode_vcard_LABEL(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"LABEL">>, _attrs, _els}) ->
    {Line, Home, Pref, Work, Intl, Parcel, Postal, Dom} =
	decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
			       [], false, false, false, false, false, false,
			       false),
    {vcard_label, Home, Work, Postal, Parcel, Dom, Intl,
     Pref, Line}.

decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, [],
		       Line, Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    {lists:reverse(Line), Home, Pref, Work, Intl, Parcel,
     Postal, Dom};
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"HOME">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line,
				 decode_vcard_HOME(__TopXMLNS, __IgnoreEls,
						   _el),
				 Pref, Work, Intl, Parcel, Postal, Dom);
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line,
				 decode_vcard_HOME(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Pref, Work, Intl, Parcel, Postal, Dom);
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"WORK">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref,
				 decode_vcard_WORK(__TopXMLNS, __IgnoreEls,
						   _el),
				 Intl, Parcel, Postal, Dom);
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref,
				 decode_vcard_WORK(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Intl, Parcel, Postal, Dom);
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"POSTAL">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel,
				 decode_vcard_POSTAL(__TopXMLNS, __IgnoreEls,
						     _el),
				 Dom);
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel,
				 decode_vcard_POSTAL(<<"vcard-temp">>,
						     __IgnoreEls, _el),
				 Dom);
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"PARCEL">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl,
				 decode_vcard_PARCEL(__TopXMLNS, __IgnoreEls,
						     _el),
				 Postal, Dom);
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl,
				 decode_vcard_PARCEL(<<"vcard-temp">>,
						     __IgnoreEls, _el),
				 Postal, Dom);
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"DOM">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 decode_vcard_DOM(__TopXMLNS, __IgnoreEls,
						  _el));
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 decode_vcard_DOM(<<"vcard-temp">>, __IgnoreEls,
						  _el));
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"INTL">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work,
				 decode_vcard_INTL(__TopXMLNS, __IgnoreEls,
						   _el),
				 Parcel, Postal, Dom);
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work,
				 decode_vcard_INTL(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Parcel, Postal, Dom);
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"PREF">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home,
				 decode_vcard_PREF(__TopXMLNS, __IgnoreEls,
						   _el),
				 Work, Intl, Parcel, Postal, Dom);
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home,
				 decode_vcard_PREF(<<"vcard-temp">>,
						   __IgnoreEls, _el),
				 Work, Intl, Parcel, Postal, Dom);
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"LINE">>, _attrs, _} = _el | _els], Line,
		       Home, Pref, Work, Intl, Parcel, Postal, Dom) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_vcard_LINE(__TopXMLNS, __IgnoreEls,
						    _el)
				  | Line],
				 Home, Pref, Work, Intl, Parcel, Postal, Dom);
      <<"vcard-temp">> ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_vcard_LINE(<<"vcard-temp">>,
						    __IgnoreEls, _el)
				  | Line],
				 Home, Pref, Work, Intl, Parcel, Postal, Dom);
      _ ->
	  decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
				 Line, Home, Pref, Work, Intl, Parcel, Postal,
				 Dom)
    end;
decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Line, Home, Pref, Work, Intl, Parcel,
		       Postal, Dom) ->
    decode_vcard_LABEL_els(__TopXMLNS, __IgnoreEls, _els,
			   Line, Home, Pref, Work, Intl, Parcel, Postal, Dom).

encode_vcard_LABEL({vcard_label, Home, Work, Postal,
		    Parcel, Dom, Intl, Pref, Line},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_LABEL_$line'(Line,
						    __NewTopXMLNS,
						    'encode_vcard_LABEL_$home'(Home,
									       __NewTopXMLNS,
									       'encode_vcard_LABEL_$pref'(Pref,
													  __NewTopXMLNS,
													  'encode_vcard_LABEL_$work'(Work,
																     __NewTopXMLNS,
																     'encode_vcard_LABEL_$intl'(Intl,
																				__NewTopXMLNS,
																				'encode_vcard_LABEL_$parcel'(Parcel,
																							     __NewTopXMLNS,
																							     'encode_vcard_LABEL_$postal'(Postal,
																											  __NewTopXMLNS,
																											  'encode_vcard_LABEL_$dom'(Dom,
																														    __NewTopXMLNS,
																														    []))))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"LABEL">>, _attrs, _els}.

'encode_vcard_LABEL_$line'([], __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$line'([Line | _els], __TopXMLNS,
			   _acc) ->
    'encode_vcard_LABEL_$line'(_els, __TopXMLNS,
			       [encode_vcard_LINE(Line, __TopXMLNS) | _acc]).

'encode_vcard_LABEL_$home'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$home'(Home, __TopXMLNS, _acc) ->
    [encode_vcard_HOME(Home, __TopXMLNS) | _acc].

'encode_vcard_LABEL_$pref'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$pref'(Pref, __TopXMLNS, _acc) ->
    [encode_vcard_PREF(Pref, __TopXMLNS) | _acc].

'encode_vcard_LABEL_$work'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$work'(Work, __TopXMLNS, _acc) ->
    [encode_vcard_WORK(Work, __TopXMLNS) | _acc].

'encode_vcard_LABEL_$intl'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$intl'(Intl, __TopXMLNS, _acc) ->
    [encode_vcard_INTL(Intl, __TopXMLNS) | _acc].

'encode_vcard_LABEL_$parcel'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$parcel'(Parcel, __TopXMLNS,
			     _acc) ->
    [encode_vcard_PARCEL(Parcel, __TopXMLNS) | _acc].

'encode_vcard_LABEL_$postal'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$postal'(Postal, __TopXMLNS,
			     _acc) ->
    [encode_vcard_POSTAL(Postal, __TopXMLNS) | _acc].

'encode_vcard_LABEL_$dom'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_LABEL_$dom'(Dom, __TopXMLNS, _acc) ->
    [encode_vcard_DOM(Dom, __TopXMLNS) | _acc].

decode_vcard_ADR(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"ADR">>, _attrs, _els}) ->
    {Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
     Locality, Work, Intl, Parcel, Postal, Dom, Region} =
	decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			     undefined, undefined, undefined, false, false,
			     undefined, undefined, undefined, false, false,
			     false, false, false, undefined),
    {vcard_adr, Home, Work, Postal, Parcel, Dom, Intl, Pref,
     Pobox, Extadd, Street, Locality, Region, Pcode, Ctry}.

decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, [],
		     Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
		     Locality, Work, Intl, Parcel, Postal, Dom, Region) ->
    {Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
     Locality, Work, Intl, Parcel, Postal, Dom, Region};
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"HOME">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode,
			       decode_vcard_HOME(__TopXMLNS, __IgnoreEls, _el),
			       Pref, Pobox, Ctry, Locality, Work, Intl, Parcel,
			       Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode,
			       decode_vcard_HOME(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Pref, Pobox, Ctry, Locality, Work, Intl, Parcel,
			       Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"WORK">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality,
			       decode_vcard_WORK(__TopXMLNS, __IgnoreEls, _el),
			       Intl, Parcel, Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality,
			       decode_vcard_WORK(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Intl, Parcel, Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"POSTAL">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel,
			       decode_vcard_POSTAL(__TopXMLNS, __IgnoreEls,
						   _el),
			       Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel,
			       decode_vcard_POSTAL(<<"vcard-temp">>,
						   __IgnoreEls, _el),
			       Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"PARCEL">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl,
			       decode_vcard_PARCEL(__TopXMLNS, __IgnoreEls,
						   _el),
			       Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl,
			       decode_vcard_PARCEL(<<"vcard-temp">>,
						   __IgnoreEls, _el),
			       Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"DOM">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal,
			       decode_vcard_DOM(__TopXMLNS, __IgnoreEls, _el),
			       Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal,
			       decode_vcard_DOM(<<"vcard-temp">>, __IgnoreEls,
						_el),
			       Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"INTL">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work,
			       decode_vcard_INTL(__TopXMLNS, __IgnoreEls, _el),
			       Parcel, Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work,
			       decode_vcard_INTL(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Parcel, Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"PREF">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home,
			       decode_vcard_PREF(__TopXMLNS, __IgnoreEls, _el),
			       Pobox, Ctry, Locality, Work, Intl, Parcel,
			       Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home,
			       decode_vcard_PREF(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Pobox, Ctry, Locality, Work, Intl, Parcel,
			       Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"POBOX">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref,
			       decode_vcard_POBOX(__TopXMLNS, __IgnoreEls, _el),
			       Ctry, Locality, Work, Intl, Parcel, Postal, Dom,
			       Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref,
			       decode_vcard_POBOX(<<"vcard-temp">>, __IgnoreEls,
						  _el),
			       Ctry, Locality, Work, Intl, Parcel, Postal, Dom,
			       Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"EXTADD">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street,
			       decode_vcard_EXTADD(__TopXMLNS, __IgnoreEls,
						   _el),
			       Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
			       Intl, Parcel, Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street,
			       decode_vcard_EXTADD(<<"vcard-temp">>,
						   __IgnoreEls, _el),
			       Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
			       Intl, Parcel, Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"STREET">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_STREET(__TopXMLNS, __IgnoreEls,
						   _el),
			       Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality,
			       Work, Intl, Parcel, Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       decode_vcard_STREET(<<"vcard-temp">>,
						   __IgnoreEls, _el),
			       Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality,
			       Work, Intl, Parcel, Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"LOCALITY">>, _attrs, _} = _el | _els],
		     Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
		     Locality, Work, Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       decode_vcard_LOCALITY(__TopXMLNS, __IgnoreEls,
						     _el),
			       Work, Intl, Parcel, Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       decode_vcard_LOCALITY(<<"vcard-temp">>,
						     __IgnoreEls, _el),
			       Work, Intl, Parcel, Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"REGION">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       decode_vcard_REGION(__TopXMLNS, __IgnoreEls,
						   _el));
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       decode_vcard_REGION(<<"vcard-temp">>,
						   __IgnoreEls, _el));
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"PCODE">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd,
			       decode_vcard_PCODE(__TopXMLNS, __IgnoreEls, _el),
			       Home, Pref, Pobox, Ctry, Locality, Work, Intl,
			       Parcel, Postal, Dom, Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd,
			       decode_vcard_PCODE(<<"vcard-temp">>, __IgnoreEls,
						  _el),
			       Home, Pref, Pobox, Ctry, Locality, Work, Intl,
			       Parcel, Postal, Dom, Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [{xmlel, <<"CTRY">>, _attrs, _} = _el | _els], Street,
		     Extadd, Pcode, Home, Pref, Pobox, Ctry, Locality, Work,
		     Intl, Parcel, Postal, Dom, Region) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox,
			       decode_vcard_CTRY(__TopXMLNS, __IgnoreEls, _el),
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region);
      <<"vcard-temp">> ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox,
			       decode_vcard_CTRY(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region);
      _ ->
	  decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			       Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			       Locality, Work, Intl, Parcel, Postal, Dom,
			       Region)
    end;
decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Street, Extadd, Pcode, Home, Pref, Pobox,
		     Ctry, Locality, Work, Intl, Parcel, Postal, Dom,
		     Region) ->
    decode_vcard_ADR_els(__TopXMLNS, __IgnoreEls, _els,
			 Street, Extadd, Pcode, Home, Pref, Pobox, Ctry,
			 Locality, Work, Intl, Parcel, Postal, Dom, Region).

encode_vcard_ADR({vcard_adr, Home, Work, Postal, Parcel,
		  Dom, Intl, Pref, Pobox, Extadd, Street, Locality,
		  Region, Pcode, Ctry},
		 __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_ADR_$street'(Street,
						    __NewTopXMLNS,
						    'encode_vcard_ADR_$extadd'(Extadd,
									       __NewTopXMLNS,
									       'encode_vcard_ADR_$pcode'(Pcode,
													 __NewTopXMLNS,
													 'encode_vcard_ADR_$home'(Home,
																  __NewTopXMLNS,
																  'encode_vcard_ADR_$pref'(Pref,
																			   __NewTopXMLNS,
																			   'encode_vcard_ADR_$pobox'(Pobox,
																						     __NewTopXMLNS,
																						     'encode_vcard_ADR_$ctry'(Ctry,
																									      __NewTopXMLNS,
																									      'encode_vcard_ADR_$locality'(Locality,
																													   __NewTopXMLNS,
																													   'encode_vcard_ADR_$work'(Work,
																																    __NewTopXMLNS,
																																    'encode_vcard_ADR_$intl'(Intl,
																																			     __NewTopXMLNS,
																																			     'encode_vcard_ADR_$parcel'(Parcel,
																																							__NewTopXMLNS,
																																							'encode_vcard_ADR_$postal'(Postal,
																																										   __NewTopXMLNS,
																																										   'encode_vcard_ADR_$dom'(Dom,
																																													   __NewTopXMLNS,
																																													   'encode_vcard_ADR_$region'(Region,
																																																      __NewTopXMLNS,
																																																      []))))))))))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ADR">>, _attrs, _els}.

'encode_vcard_ADR_$street'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_ADR_$street'(Street, __TopXMLNS, _acc) ->
    [encode_vcard_STREET(Street, __TopXMLNS) | _acc].

'encode_vcard_ADR_$extadd'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_ADR_$extadd'(Extadd, __TopXMLNS, _acc) ->
    [encode_vcard_EXTADD(Extadd, __TopXMLNS) | _acc].

'encode_vcard_ADR_$pcode'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_ADR_$pcode'(Pcode, __TopXMLNS, _acc) ->
    [encode_vcard_PCODE(Pcode, __TopXMLNS) | _acc].

'encode_vcard_ADR_$home'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$home'(Home, __TopXMLNS, _acc) ->
    [encode_vcard_HOME(Home, __TopXMLNS) | _acc].

'encode_vcard_ADR_$pref'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$pref'(Pref, __TopXMLNS, _acc) ->
    [encode_vcard_PREF(Pref, __TopXMLNS) | _acc].

'encode_vcard_ADR_$pobox'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_vcard_ADR_$pobox'(Pobox, __TopXMLNS, _acc) ->
    [encode_vcard_POBOX(Pobox, __TopXMLNS) | _acc].

'encode_vcard_ADR_$ctry'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$ctry'(Ctry, __TopXMLNS, _acc) ->
    [encode_vcard_CTRY(Ctry, __TopXMLNS) | _acc].

'encode_vcard_ADR_$locality'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_vcard_ADR_$locality'(Locality, __TopXMLNS,
			     _acc) ->
    [encode_vcard_LOCALITY(Locality, __TopXMLNS) | _acc].

'encode_vcard_ADR_$work'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$work'(Work, __TopXMLNS, _acc) ->
    [encode_vcard_WORK(Work, __TopXMLNS) | _acc].

'encode_vcard_ADR_$intl'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$intl'(Intl, __TopXMLNS, _acc) ->
    [encode_vcard_INTL(Intl, __TopXMLNS) | _acc].

'encode_vcard_ADR_$parcel'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$parcel'(Parcel, __TopXMLNS, _acc) ->
    [encode_vcard_PARCEL(Parcel, __TopXMLNS) | _acc].

'encode_vcard_ADR_$postal'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$postal'(Postal, __TopXMLNS, _acc) ->
    [encode_vcard_POSTAL(Postal, __TopXMLNS) | _acc].

'encode_vcard_ADR_$dom'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_ADR_$dom'(Dom, __TopXMLNS, _acc) ->
    [encode_vcard_DOM(Dom, __TopXMLNS) | _acc].

'encode_vcard_ADR_$region'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_vcard_ADR_$region'(Region, __TopXMLNS, _acc) ->
    [encode_vcard_REGION(Region, __TopXMLNS) | _acc].

decode_vcard_N(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"N">>, _attrs, _els}) ->
    {Middle, Suffix, Prefix, Family, Given} =
	decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			   undefined, undefined, undefined, undefined,
			   undefined),
    {vcard_name, Family, Given, Middle, Prefix, Suffix}.

decode_vcard_N_els(__TopXMLNS, __IgnoreEls, [], Middle,
		   Suffix, Prefix, Family, Given) ->
    {Middle, Suffix, Prefix, Family, Given};
decode_vcard_N_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"FAMILY">>, _attrs, _} = _el | _els], Middle,
		   Suffix, Prefix, Family, Given) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix,
			     decode_vcard_FAMILY(__TopXMLNS, __IgnoreEls, _el),
			     Given);
      <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix,
			     decode_vcard_FAMILY(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			     Given);
      _ ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix, Family, Given)
    end;
decode_vcard_N_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"GIVEN">>, _attrs, _} = _el | _els], Middle,
		   Suffix, Prefix, Family, Given) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix, Family,
			     decode_vcard_GIVEN(__TopXMLNS, __IgnoreEls, _el));
      <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix, Family,
			     decode_vcard_GIVEN(<<"vcard-temp">>, __IgnoreEls,
						_el));
      _ ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix, Family, Given)
    end;
decode_vcard_N_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"MIDDLE">>, _attrs, _} = _el | _els], Middle,
		   Suffix, Prefix, Family, Given) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_vcard_MIDDLE(__TopXMLNS, __IgnoreEls, _el),
			     Suffix, Prefix, Family, Given);
      <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_vcard_MIDDLE(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			     Suffix, Prefix, Family, Given);
      _ ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix, Family, Given)
    end;
decode_vcard_N_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"PREFIX">>, _attrs, _} = _el | _els], Middle,
		   Suffix, Prefix, Family, Given) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix,
			     decode_vcard_PREFIX(__TopXMLNS, __IgnoreEls, _el),
			     Family, Given);
      <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix,
			     decode_vcard_PREFIX(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			     Family, Given);
      _ ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix, Family, Given)
    end;
decode_vcard_N_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"SUFFIX">>, _attrs, _} = _el | _els], Middle,
		   Suffix, Prefix, Family, Given) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle,
			     decode_vcard_SUFFIX(__TopXMLNS, __IgnoreEls, _el),
			     Prefix, Family, Given);
      <<"vcard-temp">> ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle,
			     decode_vcard_SUFFIX(<<"vcard-temp">>, __IgnoreEls,
						 _el),
			     Prefix, Family, Given);
      _ ->
	  decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
			     Middle, Suffix, Prefix, Family, Given)
    end;
decode_vcard_N_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Middle, Suffix, Prefix, Family, Given) ->
    decode_vcard_N_els(__TopXMLNS, __IgnoreEls, _els,
		       Middle, Suffix, Prefix, Family, Given).

encode_vcard_N({vcard_name, Family, Given, Middle,
		Prefix, Suffix},
	       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = lists:reverse('encode_vcard_N_$middle'(Middle,
						  __NewTopXMLNS,
						  'encode_vcard_N_$suffix'(Suffix,
									   __NewTopXMLNS,
									   'encode_vcard_N_$prefix'(Prefix,
												    __NewTopXMLNS,
												    'encode_vcard_N_$family'(Family,
															     __NewTopXMLNS,
															     'encode_vcard_N_$given'(Given,
																		     __NewTopXMLNS,
																		     [])))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"N">>, _attrs, _els}.

'encode_vcard_N_$middle'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_N_$middle'(Middle, __TopXMLNS, _acc) ->
    [encode_vcard_MIDDLE(Middle, __TopXMLNS) | _acc].

'encode_vcard_N_$suffix'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_N_$suffix'(Suffix, __TopXMLNS, _acc) ->
    [encode_vcard_SUFFIX(Suffix, __TopXMLNS) | _acc].

'encode_vcard_N_$prefix'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_N_$prefix'(Prefix, __TopXMLNS, _acc) ->
    [encode_vcard_PREFIX(Prefix, __TopXMLNS) | _acc].

'encode_vcard_N_$family'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_N_$family'(Family, __TopXMLNS, _acc) ->
    [encode_vcard_FAMILY(Family, __TopXMLNS) | _acc].

'encode_vcard_N_$given'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_vcard_N_$given'(Given, __TopXMLNS, _acc) ->
    [encode_vcard_GIVEN(Given, __TopXMLNS) | _acc].

decode_vcard_CONFIDENTIAL(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"CONFIDENTIAL">>, _attrs, _els}) ->
    confidential.

encode_vcard_CONFIDENTIAL(confidential, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"CONFIDENTIAL">>, _attrs, _els}.

decode_vcard_PRIVATE(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"PRIVATE">>, _attrs, _els}) ->
    private.

encode_vcard_PRIVATE(private, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PRIVATE">>, _attrs, _els}.

decode_vcard_PUBLIC(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"PUBLIC">>, _attrs, _els}) ->
    public.

encode_vcard_PUBLIC(public, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PUBLIC">>, _attrs, _els}.

decode_vcard_EXTVAL(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"EXTVAL">>, _attrs, _els}) ->
    Cdata = decode_vcard_EXTVAL_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_EXTVAL_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_EXTVAL_cdata(__TopXMLNS, Cdata);
decode_vcard_EXTVAL_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_EXTVAL_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_EXTVAL_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_EXTVAL_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_EXTVAL(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_EXTVAL_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"EXTVAL">>, _attrs, _els}.

decode_vcard_EXTVAL_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_EXTVAL_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_EXTVAL_cdata(<<>>, _acc) -> _acc;
encode_vcard_EXTVAL_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_TYPE(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"TYPE">>, _attrs, _els}) ->
    Cdata = decode_vcard_TYPE_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_TYPE_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_TYPE_cdata(__TopXMLNS, Cdata);
decode_vcard_TYPE_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_TYPE_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_TYPE_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_TYPE_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_TYPE(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_TYPE_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"TYPE">>, _attrs, _els}.

decode_vcard_TYPE_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_TYPE_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_TYPE_cdata(<<>>, _acc) -> _acc;
encode_vcard_TYPE_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_DESC(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"DESC">>, _attrs, _els}) ->
    Cdata = decode_vcard_DESC_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_DESC_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_DESC_cdata(__TopXMLNS, Cdata);
decode_vcard_DESC_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_DESC_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_DESC_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_DESC_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_DESC(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_DESC_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"DESC">>, _attrs, _els}.

decode_vcard_DESC_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_DESC_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_DESC_cdata(<<>>, _acc) -> _acc;
encode_vcard_DESC_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_URL(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"URL">>, _attrs, _els}) ->
    Cdata = decode_vcard_URL_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_vcard_URL_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_vcard_URL_cdata(__TopXMLNS, Cdata);
decode_vcard_URL_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_URL_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_vcard_URL_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_vcard_URL_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_vcard_URL(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_URL_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"URL">>, _attrs, _els}.

decode_vcard_URL_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_URL_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_URL_cdata(<<>>, _acc) -> _acc;
encode_vcard_URL_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_UID(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"UID">>, _attrs, _els}) ->
    Cdata = decode_vcard_UID_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_vcard_UID_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_vcard_UID_cdata(__TopXMLNS, Cdata);
decode_vcard_UID_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_UID_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_vcard_UID_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_vcard_UID_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_vcard_UID(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_UID_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"UID">>, _attrs, _els}.

decode_vcard_UID_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_UID_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_UID_cdata(<<>>, _acc) -> _acc;
encode_vcard_UID_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_SORT_STRING(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"SORT-STRING">>, _attrs, _els}) ->
    Cdata = decode_vcard_SORT_STRING_els(__TopXMLNS,
					 __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_SORT_STRING_els(__TopXMLNS, __IgnoreEls,
			     [], Cdata) ->
    decode_vcard_SORT_STRING_cdata(__TopXMLNS, Cdata);
decode_vcard_SORT_STRING_els(__TopXMLNS, __IgnoreEls,
			     [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_SORT_STRING_els(__TopXMLNS, __IgnoreEls,
				 _els, <<Cdata/binary, _data/binary>>);
decode_vcard_SORT_STRING_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Cdata) ->
    decode_vcard_SORT_STRING_els(__TopXMLNS, __IgnoreEls,
				 _els, Cdata).

encode_vcard_SORT_STRING(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_SORT_STRING_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"SORT-STRING">>, _attrs, _els}.

decode_vcard_SORT_STRING_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_vcard_SORT_STRING_cdata(__TopXMLNS, _val) ->
    _val.

encode_vcard_SORT_STRING_cdata(<<>>, _acc) -> _acc;
encode_vcard_SORT_STRING_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_REV(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"REV">>, _attrs, _els}) ->
    Cdata = decode_vcard_REV_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_vcard_REV_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_vcard_REV_cdata(__TopXMLNS, Cdata);
decode_vcard_REV_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_REV_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_vcard_REV_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_vcard_REV_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_vcard_REV(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_REV_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"REV">>, _attrs, _els}.

decode_vcard_REV_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_REV_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_REV_cdata(<<>>, _acc) -> _acc;
encode_vcard_REV_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_PRODID(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"PRODID">>, _attrs, _els}) ->
    Cdata = decode_vcard_PRODID_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_PRODID_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_PRODID_cdata(__TopXMLNS, Cdata);
decode_vcard_PRODID_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_PRODID_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_PRODID_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_PRODID_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_PRODID(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_PRODID_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PRODID">>, _attrs, _els}.

decode_vcard_PRODID_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_PRODID_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_PRODID_cdata(<<>>, _acc) -> _acc;
encode_vcard_PRODID_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_NOTE(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"NOTE">>, _attrs, _els}) ->
    Cdata = decode_vcard_NOTE_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_NOTE_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_NOTE_cdata(__TopXMLNS, Cdata);
decode_vcard_NOTE_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_NOTE_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_NOTE_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_NOTE_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_NOTE(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_NOTE_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"NOTE">>, _attrs, _els}.

decode_vcard_NOTE_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_NOTE_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_NOTE_cdata(<<>>, _acc) -> _acc;
encode_vcard_NOTE_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_KEYWORD(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"KEYWORD">>, _attrs, _els}) ->
    Cdata = decode_vcard_KEYWORD_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_KEYWORD_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_vcard_KEYWORD_cdata(__TopXMLNS, Cdata);
decode_vcard_KEYWORD_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_KEYWORD_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_vcard_KEYWORD_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_vcard_KEYWORD_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_vcard_KEYWORD(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_KEYWORD_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"KEYWORD">>, _attrs, _els}.

decode_vcard_KEYWORD_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_KEYWORD_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_KEYWORD_cdata(<<>>, _acc) -> _acc;
encode_vcard_KEYWORD_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_ROLE(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"ROLE">>, _attrs, _els}) ->
    Cdata = decode_vcard_ROLE_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_ROLE_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_ROLE_cdata(__TopXMLNS, Cdata);
decode_vcard_ROLE_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_ROLE_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_ROLE_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_ROLE_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_ROLE(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_ROLE_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ROLE">>, _attrs, _els}.

decode_vcard_ROLE_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_ROLE_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_ROLE_cdata(<<>>, _acc) -> _acc;
encode_vcard_ROLE_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_TITLE(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"TITLE">>, _attrs, _els}) ->
    Cdata = decode_vcard_TITLE_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_vcard_TITLE_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_vcard_TITLE_cdata(__TopXMLNS, Cdata);
decode_vcard_TITLE_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_TITLE_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_vcard_TITLE_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_vcard_TITLE_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_vcard_TITLE(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_TITLE_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"TITLE">>, _attrs, _els}.

decode_vcard_TITLE_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_TITLE_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_TITLE_cdata(<<>>, _acc) -> _acc;
encode_vcard_TITLE_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_TZ(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"TZ">>, _attrs, _els}) ->
    Cdata = decode_vcard_TZ_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_vcard_TZ_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_vcard_TZ_cdata(__TopXMLNS, Cdata);
decode_vcard_TZ_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_TZ_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_vcard_TZ_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_vcard_TZ_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_vcard_TZ(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_TZ_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"TZ">>, _attrs, _els}.

decode_vcard_TZ_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_TZ_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_TZ_cdata(<<>>, _acc) -> _acc;
encode_vcard_TZ_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_MAILER(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"MAILER">>, _attrs, _els}) ->
    Cdata = decode_vcard_MAILER_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_MAILER_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_MAILER_cdata(__TopXMLNS, Cdata);
decode_vcard_MAILER_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_MAILER_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_MAILER_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_MAILER_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_MAILER(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_MAILER_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"MAILER">>, _attrs, _els}.

decode_vcard_MAILER_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_MAILER_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_MAILER_cdata(<<>>, _acc) -> _acc;
encode_vcard_MAILER_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_JABBERID(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"JABBERID">>, _attrs, _els}) ->
    Cdata = decode_vcard_JABBERID_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_JABBERID_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_vcard_JABBERID_cdata(__TopXMLNS, Cdata);
decode_vcard_JABBERID_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_JABBERID_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_vcard_JABBERID_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_vcard_JABBERID_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_vcard_JABBERID(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_JABBERID_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"JABBERID">>, _attrs, _els}.

decode_vcard_JABBERID_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_JABBERID_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_JABBERID_cdata(<<>>, _acc) -> _acc;
encode_vcard_JABBERID_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_BDAY(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"BDAY">>, _attrs, _els}) ->
    Cdata = decode_vcard_BDAY_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_BDAY_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_BDAY_cdata(__TopXMLNS, Cdata);
decode_vcard_BDAY_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_BDAY_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_BDAY_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_BDAY_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_BDAY(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_BDAY_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"BDAY">>, _attrs, _els}.

decode_vcard_BDAY_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_BDAY_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_BDAY_cdata(<<>>, _acc) -> _acc;
encode_vcard_BDAY_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_NICKNAME(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"NICKNAME">>, _attrs, _els}) ->
    Cdata = decode_vcard_NICKNAME_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_NICKNAME_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_vcard_NICKNAME_cdata(__TopXMLNS, Cdata);
decode_vcard_NICKNAME_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_NICKNAME_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_vcard_NICKNAME_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_vcard_NICKNAME_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_vcard_NICKNAME(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_NICKNAME_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"NICKNAME">>, _attrs, _els}.

decode_vcard_NICKNAME_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_NICKNAME_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_NICKNAME_cdata(<<>>, _acc) -> _acc;
encode_vcard_NICKNAME_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_FN(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"FN">>, _attrs, _els}) ->
    Cdata = decode_vcard_FN_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_vcard_FN_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_vcard_FN_cdata(__TopXMLNS, Cdata);
decode_vcard_FN_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_FN_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_vcard_FN_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_vcard_FN_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_vcard_FN(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_FN_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"FN">>, _attrs, _els}.

decode_vcard_FN_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_FN_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_FN_cdata(<<>>, _acc) -> _acc;
encode_vcard_FN_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_VERSION(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"VERSION">>, _attrs, _els}) ->
    Cdata = decode_vcard_VERSION_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_VERSION_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_vcard_VERSION_cdata(__TopXMLNS, Cdata);
decode_vcard_VERSION_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_VERSION_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_vcard_VERSION_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_vcard_VERSION_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_vcard_VERSION(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_VERSION_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"VERSION">>, _attrs, _els}.

decode_vcard_VERSION_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_VERSION_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_VERSION_cdata(<<>>, _acc) -> _acc;
encode_vcard_VERSION_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_CRED(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"CRED">>, _attrs, _els}) ->
    Cdata = decode_vcard_CRED_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_CRED_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_CRED_cdata(__TopXMLNS, Cdata);
decode_vcard_CRED_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_CRED_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_CRED_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_CRED_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_CRED(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_CRED_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"CRED">>, _attrs, _els}.

decode_vcard_CRED_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_CRED_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_CRED_cdata(<<>>, _acc) -> _acc;
encode_vcard_CRED_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_PHONETIC(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"PHONETIC">>, _attrs, _els}) ->
    Cdata = decode_vcard_PHONETIC_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_PHONETIC_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_vcard_PHONETIC_cdata(__TopXMLNS, Cdata);
decode_vcard_PHONETIC_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_PHONETIC_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_vcard_PHONETIC_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_vcard_PHONETIC_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_vcard_PHONETIC(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_PHONETIC_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PHONETIC">>, _attrs, _els}.

decode_vcard_PHONETIC_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_PHONETIC_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_PHONETIC_cdata(<<>>, _acc) -> _acc;
encode_vcard_PHONETIC_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_ORGUNIT(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"ORGUNIT">>, _attrs, _els}) ->
    Cdata = decode_vcard_ORGUNIT_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_ORGUNIT_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_vcard_ORGUNIT_cdata(__TopXMLNS, Cdata);
decode_vcard_ORGUNIT_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_ORGUNIT_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_vcard_ORGUNIT_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_vcard_ORGUNIT_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_vcard_ORGUNIT(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_ORGUNIT_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ORGUNIT">>, _attrs, _els}.

decode_vcard_ORGUNIT_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_ORGUNIT_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_ORGUNIT_cdata(<<>>, _acc) -> _acc;
encode_vcard_ORGUNIT_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_ORGNAME(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"ORGNAME">>, _attrs, _els}) ->
    Cdata = decode_vcard_ORGNAME_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_ORGNAME_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_vcard_ORGNAME_cdata(__TopXMLNS, Cdata);
decode_vcard_ORGNAME_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_ORGNAME_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_vcard_ORGNAME_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_vcard_ORGNAME_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_vcard_ORGNAME(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_ORGNAME_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ORGNAME">>, _attrs, _els}.

decode_vcard_ORGNAME_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_ORGNAME_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_ORGNAME_cdata(<<>>, _acc) -> _acc;
encode_vcard_ORGNAME_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_LON(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"LON">>, _attrs, _els}) ->
    Cdata = decode_vcard_LON_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_vcard_LON_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_vcard_LON_cdata(__TopXMLNS, Cdata);
decode_vcard_LON_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_LON_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_vcard_LON_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_vcard_LON_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_vcard_LON(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_LON_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"LON">>, _attrs, _els}.

decode_vcard_LON_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_LON_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_LON_cdata(<<>>, _acc) -> _acc;
encode_vcard_LON_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_LAT(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"LAT">>, _attrs, _els}) ->
    Cdata = decode_vcard_LAT_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Cdata.

decode_vcard_LAT_els(__TopXMLNS, __IgnoreEls, [],
		     Cdata) ->
    decode_vcard_LAT_cdata(__TopXMLNS, Cdata);
decode_vcard_LAT_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_LAT_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Cdata/binary, _data/binary>>);
decode_vcard_LAT_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Cdata) ->
    decode_vcard_LAT_els(__TopXMLNS, __IgnoreEls, _els,
			 Cdata).

encode_vcard_LAT(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_LAT_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"LAT">>, _attrs, _els}.

decode_vcard_LAT_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_LAT_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_LAT_cdata(<<>>, _acc) -> _acc;
encode_vcard_LAT_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_USERID(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"USERID">>, _attrs, _els}) ->
    Cdata = decode_vcard_USERID_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_USERID_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_USERID_cdata(__TopXMLNS, Cdata);
decode_vcard_USERID_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_USERID_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_USERID_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_USERID_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_USERID(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_USERID_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"USERID">>, _attrs, _els}.

decode_vcard_USERID_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_USERID_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_USERID_cdata(<<>>, _acc) -> _acc;
encode_vcard_USERID_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_NUMBER(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"NUMBER">>, _attrs, _els}) ->
    Cdata = decode_vcard_NUMBER_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_NUMBER_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_NUMBER_cdata(__TopXMLNS, Cdata);
decode_vcard_NUMBER_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_NUMBER_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_NUMBER_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_NUMBER_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_NUMBER(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_NUMBER_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"NUMBER">>, _attrs, _els}.

decode_vcard_NUMBER_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_NUMBER_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_NUMBER_cdata(<<>>, _acc) -> _acc;
encode_vcard_NUMBER_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_LINE(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"LINE">>, _attrs, _els}) ->
    Cdata = decode_vcard_LINE_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_LINE_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_LINE_cdata(__TopXMLNS, Cdata);
decode_vcard_LINE_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_LINE_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_LINE_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_LINE_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_LINE(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_LINE_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"LINE">>, _attrs, _els}.

decode_vcard_LINE_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_LINE_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_LINE_cdata(<<>>, _acc) -> _acc;
encode_vcard_LINE_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_CTRY(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"CTRY">>, _attrs, _els}) ->
    Cdata = decode_vcard_CTRY_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_vcard_CTRY_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_vcard_CTRY_cdata(__TopXMLNS, Cdata);
decode_vcard_CTRY_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_CTRY_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_vcard_CTRY_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_vcard_CTRY_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_vcard_CTRY(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_CTRY_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"CTRY">>, _attrs, _els}.

decode_vcard_CTRY_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_CTRY_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_CTRY_cdata(<<>>, _acc) -> _acc;
encode_vcard_CTRY_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_PCODE(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"PCODE">>, _attrs, _els}) ->
    Cdata = decode_vcard_PCODE_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_vcard_PCODE_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_vcard_PCODE_cdata(__TopXMLNS, Cdata);
decode_vcard_PCODE_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_PCODE_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_vcard_PCODE_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_vcard_PCODE_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_vcard_PCODE(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_PCODE_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PCODE">>, _attrs, _els}.

decode_vcard_PCODE_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_PCODE_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_PCODE_cdata(<<>>, _acc) -> _acc;
encode_vcard_PCODE_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_REGION(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"REGION">>, _attrs, _els}) ->
    Cdata = decode_vcard_REGION_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_REGION_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_REGION_cdata(__TopXMLNS, Cdata);
decode_vcard_REGION_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_REGION_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_REGION_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_REGION_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_REGION(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_REGION_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"REGION">>, _attrs, _els}.

decode_vcard_REGION_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_REGION_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_REGION_cdata(<<>>, _acc) -> _acc;
encode_vcard_REGION_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_LOCALITY(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"LOCALITY">>, _attrs, _els}) ->
    Cdata = decode_vcard_LOCALITY_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_vcard_LOCALITY_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_vcard_LOCALITY_cdata(__TopXMLNS, Cdata);
decode_vcard_LOCALITY_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_LOCALITY_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_vcard_LOCALITY_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_vcard_LOCALITY_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_vcard_LOCALITY(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_LOCALITY_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"LOCALITY">>, _attrs, _els}.

decode_vcard_LOCALITY_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_LOCALITY_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_LOCALITY_cdata(<<>>, _acc) -> _acc;
encode_vcard_LOCALITY_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_STREET(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"STREET">>, _attrs, _els}) ->
    Cdata = decode_vcard_STREET_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_STREET_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_STREET_cdata(__TopXMLNS, Cdata);
decode_vcard_STREET_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_STREET_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_STREET_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_STREET_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_STREET(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_STREET_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"STREET">>, _attrs, _els}.

decode_vcard_STREET_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_STREET_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_STREET_cdata(<<>>, _acc) -> _acc;
encode_vcard_STREET_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_EXTADD(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"EXTADD">>, _attrs, _els}) ->
    Cdata = decode_vcard_EXTADD_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_EXTADD_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_EXTADD_cdata(__TopXMLNS, Cdata);
decode_vcard_EXTADD_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_EXTADD_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_EXTADD_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_EXTADD_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_EXTADD(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_EXTADD_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"EXTADD">>, _attrs, _els}.

decode_vcard_EXTADD_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_EXTADD_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_EXTADD_cdata(<<>>, _acc) -> _acc;
encode_vcard_EXTADD_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_POBOX(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"POBOX">>, _attrs, _els}) ->
    Cdata = decode_vcard_POBOX_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_vcard_POBOX_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_vcard_POBOX_cdata(__TopXMLNS, Cdata);
decode_vcard_POBOX_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_POBOX_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_vcard_POBOX_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_vcard_POBOX_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_vcard_POBOX(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_POBOX_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"POBOX">>, _attrs, _els}.

decode_vcard_POBOX_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_POBOX_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_POBOX_cdata(<<>>, _acc) -> _acc;
encode_vcard_POBOX_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_SUFFIX(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"SUFFIX">>, _attrs, _els}) ->
    Cdata = decode_vcard_SUFFIX_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_SUFFIX_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_SUFFIX_cdata(__TopXMLNS, Cdata);
decode_vcard_SUFFIX_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_SUFFIX_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_SUFFIX_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_SUFFIX_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_SUFFIX(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_SUFFIX_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"SUFFIX">>, _attrs, _els}.

decode_vcard_SUFFIX_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_SUFFIX_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_SUFFIX_cdata(<<>>, _acc) -> _acc;
encode_vcard_SUFFIX_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_PREFIX(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"PREFIX">>, _attrs, _els}) ->
    Cdata = decode_vcard_PREFIX_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_PREFIX_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_PREFIX_cdata(__TopXMLNS, Cdata);
decode_vcard_PREFIX_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_PREFIX_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_PREFIX_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_PREFIX_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_PREFIX(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_PREFIX_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PREFIX">>, _attrs, _els}.

decode_vcard_PREFIX_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_PREFIX_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_PREFIX_cdata(<<>>, _acc) -> _acc;
encode_vcard_PREFIX_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_MIDDLE(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"MIDDLE">>, _attrs, _els}) ->
    Cdata = decode_vcard_MIDDLE_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_MIDDLE_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_MIDDLE_cdata(__TopXMLNS, Cdata);
decode_vcard_MIDDLE_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_MIDDLE_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_MIDDLE_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_MIDDLE_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_MIDDLE(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_MIDDLE_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"MIDDLE">>, _attrs, _els}.

decode_vcard_MIDDLE_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_MIDDLE_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_MIDDLE_cdata(<<>>, _acc) -> _acc;
encode_vcard_MIDDLE_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_GIVEN(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"GIVEN">>, _attrs, _els}) ->
    Cdata = decode_vcard_GIVEN_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_vcard_GIVEN_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_vcard_GIVEN_cdata(__TopXMLNS, Cdata);
decode_vcard_GIVEN_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_GIVEN_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_vcard_GIVEN_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_vcard_GIVEN_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_vcard_GIVEN(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_GIVEN_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"GIVEN">>, _attrs, _els}.

decode_vcard_GIVEN_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_GIVEN_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_GIVEN_cdata(<<>>, _acc) -> _acc;
encode_vcard_GIVEN_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_FAMILY(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"FAMILY">>, _attrs, _els}) ->
    Cdata = decode_vcard_FAMILY_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_vcard_FAMILY_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_vcard_FAMILY_cdata(__TopXMLNS, Cdata);
decode_vcard_FAMILY_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_vcard_FAMILY_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_vcard_FAMILY_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_vcard_FAMILY_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_vcard_FAMILY(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = encode_vcard_FAMILY_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"FAMILY">>, _attrs, _els}.

decode_vcard_FAMILY_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_vcard_FAMILY_cdata(__TopXMLNS, _val) -> _val.

encode_vcard_FAMILY_cdata(<<>>, _acc) -> _acc;
encode_vcard_FAMILY_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_vcard_X400(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"X400">>, _attrs, _els}) ->
    true.

encode_vcard_X400(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"X400">>, _attrs, _els}.

decode_vcard_INTERNET(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"INTERNET">>, _attrs, _els}) ->
    true.

encode_vcard_INTERNET(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"INTERNET">>, _attrs, _els}.

decode_vcard_PREF(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"PREF">>, _attrs, _els}) ->
    true.

encode_vcard_PREF(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PREF">>, _attrs, _els}.

decode_vcard_INTL(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"INTL">>, _attrs, _els}) ->
    true.

encode_vcard_INTL(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"INTL">>, _attrs, _els}.

decode_vcard_DOM(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"DOM">>, _attrs, _els}) ->
    true.

encode_vcard_DOM(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"DOM">>, _attrs, _els}.

decode_vcard_PARCEL(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"PARCEL">>, _attrs, _els}) ->
    true.

encode_vcard_PARCEL(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PARCEL">>, _attrs, _els}.

decode_vcard_POSTAL(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"POSTAL">>, _attrs, _els}) ->
    true.

encode_vcard_POSTAL(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"POSTAL">>, _attrs, _els}.

decode_vcard_PCS(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"PCS">>, _attrs, _els}) ->
    true.

encode_vcard_PCS(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PCS">>, _attrs, _els}.

decode_vcard_ISDN(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"ISDN">>, _attrs, _els}) ->
    true.

encode_vcard_ISDN(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ISDN">>, _attrs, _els}.

decode_vcard_MODEM(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"MODEM">>, _attrs, _els}) ->
    true.

encode_vcard_MODEM(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"MODEM">>, _attrs, _els}.

decode_vcard_BBS(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"BBS">>, _attrs, _els}) ->
    true.

encode_vcard_BBS(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"BBS">>, _attrs, _els}.

decode_vcard_VIDEO(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"VIDEO">>, _attrs, _els}) ->
    true.

encode_vcard_VIDEO(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"VIDEO">>, _attrs, _els}.

decode_vcard_CELL(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"CELL">>, _attrs, _els}) ->
    true.

encode_vcard_CELL(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"CELL">>, _attrs, _els}.

decode_vcard_MSG(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"MSG">>, _attrs, _els}) ->
    true.

encode_vcard_MSG(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"MSG">>, _attrs, _els}.

decode_vcard_PAGER(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"PAGER">>, _attrs, _els}) ->
    true.

encode_vcard_PAGER(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"PAGER">>, _attrs, _els}.

decode_vcard_FAX(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"FAX">>, _attrs, _els}) ->
    true.

encode_vcard_FAX(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"FAX">>, _attrs, _els}.

decode_vcard_VOICE(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"VOICE">>, _attrs, _els}) ->
    true.

encode_vcard_VOICE(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"VOICE">>, _attrs, _els}.

decode_vcard_WORK(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"WORK">>, _attrs, _els}) ->
    true.

encode_vcard_WORK(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"WORK">>, _attrs, _els}.

decode_vcard_HOME(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"HOME">>, _attrs, _els}) ->
    true.

encode_vcard_HOME(true, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"vcard-temp">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"HOME">>, _attrs, _els}.

decode_stream_error(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"stream:error">>, _attrs, _els}) ->
    {Text, Reason} = decode_stream_error_els(__TopXMLNS,
					     __IgnoreEls, _els, undefined,
					     undefined),
    {stream_error, Reason, Text}.

decode_stream_error_els(__TopXMLNS, __IgnoreEls, [],
			Text, Reason) ->
    {Text, Reason};
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"text">>, _attrs, _} = _el | _els], Text,
			Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_stream_error_text(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
							   __IgnoreEls, _el),
				  Reason);
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"bad-format">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_bad_format(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								 __IgnoreEls,
								 _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"bad-namespace-prefix">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_bad_namespace_prefix(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									   __IgnoreEls,
									   _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"conflict">>, _attrs, _} = _el | _els], Text,
			Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_conflict(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
							       __IgnoreEls,
							       _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"connection-timeout">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_connection_timeout(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									 __IgnoreEls,
									 _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"host-gone">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_host_gone(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								__IgnoreEls,
								_el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"host-unknown">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_host_unknown(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								   __IgnoreEls,
								   _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"improper-addressing">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_improper_addressing(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									  __IgnoreEls,
									  _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"internal-server-error">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_internal_server_error(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									    __IgnoreEls,
									    _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"invalid-from">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_invalid_from(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								   __IgnoreEls,
								   _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"invalid-id">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_invalid_id(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								 __IgnoreEls,
								 _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"invalid-namespace">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_invalid_namespace(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									__IgnoreEls,
									_el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"invalid-xml">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_invalid_xml(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								  __IgnoreEls,
								  _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"not-authorized">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								     __IgnoreEls,
								     _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"not-well-formed">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_not_well_formed(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								      __IgnoreEls,
								      _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"policy-violation">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_policy_violation(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								       __IgnoreEls,
								       _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"remote-connection-failed">>, _attrs, _} =
			     _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_remote_connection_failed(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									       __IgnoreEls,
									       _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"reset">>, _attrs, _} = _el | _els], Text,
			Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_reset(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
							    __IgnoreEls, _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"resource-constraint">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_resource_constraint(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									  __IgnoreEls,
									  _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"restricted-xml">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_restricted_xml(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								     __IgnoreEls,
								     _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"see-other-host">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_see_other_host(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								     __IgnoreEls,
								     _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"system-shutdown">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_system_shutdown(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
								      __IgnoreEls,
								      _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"undefined-condition">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_undefined_condition(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									  __IgnoreEls,
									  _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"unsupported-encoding">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_unsupported_encoding(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									   __IgnoreEls,
									   _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"unsupported-stanza-type">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_unsupported_stanza_type(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									      __IgnoreEls,
									      _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"unsupported-version">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-streams">> ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_stream_error_unsupported_version(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
									  __IgnoreEls,
									  _el));
      _ ->
	  decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_stream_error_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Text, Reason) ->
    decode_stream_error_els(__TopXMLNS, __IgnoreEls, _els,
			    Text, Reason).

encode_stream_error({stream_error, Reason, Text},
		    __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = lists:reverse('encode_stream_error_$text'(Text,
						     __NewTopXMLNS,
						     'encode_stream_error_$reason'(Reason,
										   __NewTopXMLNS,
										   []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"stream:error">>, _attrs, _els}.

'encode_stream_error_$text'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_stream_error_$text'(Text, __TopXMLNS, _acc) ->
    [encode_stream_error_text(Text, __TopXMLNS) | _acc].

'encode_stream_error_$reason'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_stream_error_$reason'('bad-format' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_bad_format(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('bad-namespace-prefix' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_bad_namespace_prefix(Reason,
					      __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'(conflict = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_conflict(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('connection-timeout' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_connection_timeout(Reason,
					    __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('host-gone' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_host_gone(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('host-unknown' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_host_unknown(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('improper-addressing' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_improper_addressing(Reason,
					     __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('internal-server-error' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_internal_server_error(Reason,
					       __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('invalid-from' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_invalid_from(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('invalid-id' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_invalid_id(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('invalid-namespace' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_invalid_namespace(Reason,
					   __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('invalid-xml' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_invalid_xml(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('not-authorized' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_not_authorized(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('not-well-formed' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_not_well_formed(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('policy-violation' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_policy_violation(Reason,
					  __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('remote-connection-failed' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_remote_connection_failed(Reason,
						  __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'(reset = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_reset(Reason, __TopXMLNS) | _acc];
'encode_stream_error_$reason'('resource-constraint' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_resource_constraint(Reason,
					     __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('restricted-xml' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_restricted_xml(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'({'see-other-host', _} =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_see_other_host(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('system-shutdown' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_system_shutdown(Reason, __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('undefined-condition' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_undefined_condition(Reason,
					     __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('unsupported-encoding' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_unsupported_encoding(Reason,
					      __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('unsupported-stanza-type' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_unsupported_stanza_type(Reason,
						 __TopXMLNS)
     | _acc];
'encode_stream_error_$reason'('unsupported-version' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_stream_error_unsupported_version(Reason,
					     __TopXMLNS)
     | _acc].

decode_stream_error_unsupported_version(__TopXMLNS,
					__IgnoreEls,
					{xmlel, <<"unsupported-version">>,
					 _attrs, _els}) ->
    'unsupported-version'.

encode_stream_error_unsupported_version('unsupported-version',
					__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unsupported-version">>, _attrs, _els}.

decode_stream_error_unsupported_stanza_type(__TopXMLNS,
					    __IgnoreEls,
					    {xmlel,
					     <<"unsupported-stanza-type">>,
					     _attrs, _els}) ->
    'unsupported-stanza-type'.

encode_stream_error_unsupported_stanza_type('unsupported-stanza-type',
					    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unsupported-stanza-type">>, _attrs, _els}.

decode_stream_error_unsupported_encoding(__TopXMLNS,
					 __IgnoreEls,
					 {xmlel, <<"unsupported-encoding">>,
					  _attrs, _els}) ->
    'unsupported-encoding'.

encode_stream_error_unsupported_encoding('unsupported-encoding',
					 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unsupported-encoding">>, _attrs, _els}.

decode_stream_error_undefined_condition(__TopXMLNS,
					__IgnoreEls,
					{xmlel, <<"undefined-condition">>,
					 _attrs, _els}) ->
    'undefined-condition'.

encode_stream_error_undefined_condition('undefined-condition',
					__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"undefined-condition">>, _attrs, _els}.

decode_stream_error_system_shutdown(__TopXMLNS,
				    __IgnoreEls,
				    {xmlel, <<"system-shutdown">>, _attrs,
				     _els}) ->
    'system-shutdown'.

encode_stream_error_system_shutdown('system-shutdown',
				    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"system-shutdown">>, _attrs, _els}.

decode_stream_error_see_other_host(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"see-other-host">>, _attrs,
				    _els}) ->
    Host =
	decode_stream_error_see_other_host_els(__TopXMLNS,
					       __IgnoreEls, _els, <<>>),
    {'see-other-host', Host}.

decode_stream_error_see_other_host_els(__TopXMLNS,
				       __IgnoreEls, [], Host) ->
    decode_stream_error_see_other_host_cdata(__TopXMLNS,
					     Host);
decode_stream_error_see_other_host_els(__TopXMLNS,
				       __IgnoreEls, [{xmlcdata, _data} | _els],
				       Host) ->
    decode_stream_error_see_other_host_els(__TopXMLNS,
					   __IgnoreEls, _els,
					   <<Host/binary, _data/binary>>);
decode_stream_error_see_other_host_els(__TopXMLNS,
				       __IgnoreEls, [_ | _els], Host) ->
    decode_stream_error_see_other_host_els(__TopXMLNS,
					   __IgnoreEls, _els, Host).

encode_stream_error_see_other_host({'see-other-host',
				    Host},
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = encode_stream_error_see_other_host_cdata(Host,
						    []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"see-other-host">>, _attrs, _els}.

decode_stream_error_see_other_host_cdata(__TopXMLNS,
					 <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"see-other-host">>,
		   __TopXMLNS}});
decode_stream_error_see_other_host_cdata(__TopXMLNS,
					 _val) ->
    case catch dec_host_port(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"see-other-host">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_stream_error_see_other_host_cdata(_val, _acc) ->
    [{xmlcdata, enc_host_port(_val)} | _acc].

decode_stream_error_restricted_xml(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"restricted-xml">>, _attrs,
				    _els}) ->
    'restricted-xml'.

encode_stream_error_restricted_xml('restricted-xml',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"restricted-xml">>, _attrs, _els}.

decode_stream_error_resource_constraint(__TopXMLNS,
					__IgnoreEls,
					{xmlel, <<"resource-constraint">>,
					 _attrs, _els}) ->
    'resource-constraint'.

encode_stream_error_resource_constraint('resource-constraint',
					__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"resource-constraint">>, _attrs, _els}.

decode_stream_error_reset(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"reset">>, _attrs, _els}) ->
    reset.

encode_stream_error_reset(reset, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"reset">>, _attrs, _els}.

decode_stream_error_remote_connection_failed(__TopXMLNS,
					     __IgnoreEls,
					     {xmlel,
					      <<"remote-connection-failed">>,
					      _attrs, _els}) ->
    'remote-connection-failed'.

encode_stream_error_remote_connection_failed('remote-connection-failed',
					     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"remote-connection-failed">>, _attrs, _els}.

decode_stream_error_policy_violation(__TopXMLNS,
				     __IgnoreEls,
				     {xmlel, <<"policy-violation">>, _attrs,
				      _els}) ->
    'policy-violation'.

encode_stream_error_policy_violation('policy-violation',
				     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"policy-violation">>, _attrs, _els}.

decode_stream_error_not_well_formed(__TopXMLNS,
				    __IgnoreEls,
				    {xmlel, <<"not-well-formed">>, _attrs,
				     _els}) ->
    'not-well-formed'.

encode_stream_error_not_well_formed('not-well-formed',
				    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-well-formed">>, _attrs, _els}.

decode_stream_error_not_authorized(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"not-authorized">>, _attrs,
				    _els}) ->
    'not-authorized'.

encode_stream_error_not_authorized('not-authorized',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-authorized">>, _attrs, _els}.

decode_stream_error_invalid_xml(__TopXMLNS, __IgnoreEls,
				{xmlel, <<"invalid-xml">>, _attrs, _els}) ->
    'invalid-xml'.

encode_stream_error_invalid_xml('invalid-xml',
				__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-xml">>, _attrs, _els}.

decode_stream_error_invalid_namespace(__TopXMLNS,
				      __IgnoreEls,
				      {xmlel, <<"invalid-namespace">>, _attrs,
				       _els}) ->
    'invalid-namespace'.

encode_stream_error_invalid_namespace('invalid-namespace',
				      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-namespace">>, _attrs, _els}.

decode_stream_error_invalid_id(__TopXMLNS, __IgnoreEls,
			       {xmlel, <<"invalid-id">>, _attrs, _els}) ->
    'invalid-id'.

encode_stream_error_invalid_id('invalid-id',
			       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-id">>, _attrs, _els}.

decode_stream_error_invalid_from(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"invalid-from">>, _attrs, _els}) ->
    'invalid-from'.

encode_stream_error_invalid_from('invalid-from',
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-from">>, _attrs, _els}.

decode_stream_error_internal_server_error(__TopXMLNS,
					  __IgnoreEls,
					  {xmlel, <<"internal-server-error">>,
					   _attrs, _els}) ->
    'internal-server-error'.

encode_stream_error_internal_server_error('internal-server-error',
					  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"internal-server-error">>, _attrs, _els}.

decode_stream_error_improper_addressing(__TopXMLNS,
					__IgnoreEls,
					{xmlel, <<"improper-addressing">>,
					 _attrs, _els}) ->
    'improper-addressing'.

encode_stream_error_improper_addressing('improper-addressing',
					__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"improper-addressing">>, _attrs, _els}.

decode_stream_error_host_unknown(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"host-unknown">>, _attrs, _els}) ->
    'host-unknown'.

encode_stream_error_host_unknown('host-unknown',
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"host-unknown">>, _attrs, _els}.

decode_stream_error_host_gone(__TopXMLNS, __IgnoreEls,
			      {xmlel, <<"host-gone">>, _attrs, _els}) ->
    'host-gone'.

encode_stream_error_host_gone('host-gone',
			      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"host-gone">>, _attrs, _els}.

decode_stream_error_connection_timeout(__TopXMLNS,
				       __IgnoreEls,
				       {xmlel, <<"connection-timeout">>, _attrs,
					_els}) ->
    'connection-timeout'.

encode_stream_error_connection_timeout('connection-timeout',
				       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"connection-timeout">>, _attrs, _els}.

decode_stream_error_conflict(__TopXMLNS, __IgnoreEls,
			     {xmlel, <<"conflict">>, _attrs, _els}) ->
    conflict.

encode_stream_error_conflict(conflict, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"conflict">>, _attrs, _els}.

decode_stream_error_bad_namespace_prefix(__TopXMLNS,
					 __IgnoreEls,
					 {xmlel, <<"bad-namespace-prefix">>,
					  _attrs, _els}) ->
    'bad-namespace-prefix'.

encode_stream_error_bad_namespace_prefix('bad-namespace-prefix',
					 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"bad-namespace-prefix">>, _attrs, _els}.

decode_stream_error_bad_format(__TopXMLNS, __IgnoreEls,
			       {xmlel, <<"bad-format">>, _attrs, _els}) ->
    'bad-format'.

encode_stream_error_bad_format('bad-format',
			       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"bad-format">>, _attrs, _els}.

decode_stream_error_text(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"text">>, _attrs, _els}) ->
    Data = decode_stream_error_text_els(__TopXMLNS,
					__IgnoreEls, _els, <<>>),
    Lang = decode_stream_error_text_attrs(__TopXMLNS,
					  _attrs, undefined),
    {text, Lang, Data}.

decode_stream_error_text_els(__TopXMLNS, __IgnoreEls,
			     [], Data) ->
    decode_stream_error_text_cdata(__TopXMLNS, Data);
decode_stream_error_text_els(__TopXMLNS, __IgnoreEls,
			     [{xmlcdata, _data} | _els], Data) ->
    decode_stream_error_text_els(__TopXMLNS, __IgnoreEls,
				 _els, <<Data/binary, _data/binary>>);
decode_stream_error_text_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Data) ->
    decode_stream_error_text_els(__TopXMLNS, __IgnoreEls,
				 _els, Data).

decode_stream_error_text_attrs(__TopXMLNS,
			       [{<<"xml:lang">>, _val} | _attrs], _Lang) ->
    decode_stream_error_text_attrs(__TopXMLNS, _attrs,
				   _val);
decode_stream_error_text_attrs(__TopXMLNS, [_ | _attrs],
			       Lang) ->
    decode_stream_error_text_attrs(__TopXMLNS, _attrs,
				   Lang);
decode_stream_error_text_attrs(__TopXMLNS, [], Lang) ->
    'decode_stream_error_text_attr_xml:lang'(__TopXMLNS,
					     Lang).

encode_stream_error_text({text, Lang, Data},
			 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-streams">>,
			 [], __TopXMLNS),
    _els = encode_stream_error_text_cdata(Data, []),
    _attrs = 'encode_stream_error_text_attr_xml:lang'(Lang,
						      enc_xmlns_attrs(__NewTopXMLNS,
								      __TopXMLNS)),
    {xmlel, <<"text">>, _attrs, _els}.

'decode_stream_error_text_attr_xml:lang'(__TopXMLNS,
					 undefined) ->
    <<>>;
'decode_stream_error_text_attr_xml:lang'(__TopXMLNS,
					 _val) ->
    _val.

'encode_stream_error_text_attr_xml:lang'(<<>>, _acc) ->
    _acc;
'encode_stream_error_text_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_stream_error_text_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_stream_error_text_cdata(__TopXMLNS, _val) ->
    _val.

encode_stream_error_text_cdata(<<>>, _acc) -> _acc;
encode_stream_error_text_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_time(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"time">>, _attrs, _els}) ->
    {Utc, Tzo} = decode_time_els(__TopXMLNS, __IgnoreEls,
				 _els, undefined, undefined),
    {time, Tzo, Utc}.

decode_time_els(__TopXMLNS, __IgnoreEls, [], Utc,
		Tzo) ->
    {Utc, Tzo};
decode_time_els(__TopXMLNS, __IgnoreEls,
		[{xmlel, <<"tzo">>, _attrs, _} = _el | _els], Utc,
		Tzo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:time">> ->
	  decode_time_els(__TopXMLNS, __IgnoreEls, _els, Utc,
			  decode_time_tzo(__TopXMLNS, __IgnoreEls, _el));
      <<"urn:xmpp:time">> ->
	  decode_time_els(__TopXMLNS, __IgnoreEls, _els, Utc,
			  decode_time_tzo(<<"urn:xmpp:time">>, __IgnoreEls,
					  _el));
      _ ->
	  decode_time_els(__TopXMLNS, __IgnoreEls, _els, Utc, Tzo)
    end;
decode_time_els(__TopXMLNS, __IgnoreEls,
		[{xmlel, <<"utc">>, _attrs, _} = _el | _els], Utc,
		Tzo) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:time">> ->
	  decode_time_els(__TopXMLNS, __IgnoreEls, _els,
			  decode_time_utc(__TopXMLNS, __IgnoreEls, _el), Tzo);
      <<"urn:xmpp:time">> ->
	  decode_time_els(__TopXMLNS, __IgnoreEls, _els,
			  decode_time_utc(<<"urn:xmpp:time">>, __IgnoreEls,
					  _el),
			  Tzo);
      _ ->
	  decode_time_els(__TopXMLNS, __IgnoreEls, _els, Utc, Tzo)
    end;
decode_time_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		Utc, Tzo) ->
    decode_time_els(__TopXMLNS, __IgnoreEls, _els, Utc,
		    Tzo).

encode_time({time, Tzo, Utc}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:time">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_time_$utc'(Utc,
					    __NewTopXMLNS,
					    'encode_time_$tzo'(Tzo,
							       __NewTopXMLNS,
							       []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"time">>, _attrs, _els}.

'encode_time_$utc'(undefined, __TopXMLNS, _acc) -> _acc;
'encode_time_$utc'(Utc, __TopXMLNS, _acc) ->
    [encode_time_utc(Utc, __TopXMLNS) | _acc].

'encode_time_$tzo'(undefined, __TopXMLNS, _acc) -> _acc;
'encode_time_$tzo'(Tzo, __TopXMLNS, _acc) ->
    [encode_time_tzo(Tzo, __TopXMLNS) | _acc].

decode_time_tzo(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"tzo">>, _attrs, _els}) ->
    Cdata = decode_time_tzo_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_time_tzo_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_time_tzo_cdata(__TopXMLNS, Cdata);
decode_time_tzo_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_time_tzo_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_time_tzo_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_time_tzo_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_time_tzo(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:time">>,
				     [], __TopXMLNS),
    _els = encode_time_tzo_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"tzo">>, _attrs, _els}.

decode_time_tzo_cdata(__TopXMLNS, <<>>) -> undefined;
decode_time_tzo_cdata(__TopXMLNS, _val) ->
    case catch dec_tzo(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"tzo">>, __TopXMLNS}});
      _res -> _res
    end.

encode_time_tzo_cdata(undefined, _acc) -> _acc;
encode_time_tzo_cdata(_val, _acc) ->
    [{xmlcdata, enc_tzo(_val)} | _acc].

decode_time_utc(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"utc">>, _attrs, _els}) ->
    Cdata = decode_time_utc_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_time_utc_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_time_utc_cdata(__TopXMLNS, Cdata);
decode_time_utc_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_time_utc_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_time_utc_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_time_utc_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_time_utc(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:time">>,
				     [], __TopXMLNS),
    _els = encode_time_utc_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"utc">>, _attrs, _els}.

decode_time_utc_cdata(__TopXMLNS, <<>>) -> undefined;
decode_time_utc_cdata(__TopXMLNS, _val) ->
    case catch dec_utc(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"utc">>, __TopXMLNS}});
      _res -> _res
    end.

encode_time_utc_cdata(undefined, _acc) -> _acc;
encode_time_utc_cdata(_val, _acc) ->
    [{xmlcdata, enc_utc(_val)} | _acc].

decode_ping(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"ping">>, _attrs, _els}) ->
    {ping}.

encode_ping({ping}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"urn:xmpp:ping">>,
				     [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ping">>, _attrs, _els}.

decode_session(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"session">>, _attrs, _els}) ->
    Optional = decode_session_els(__TopXMLNS, __IgnoreEls,
				  _els, false),
    {xmpp_session, Optional}.

decode_session_els(__TopXMLNS, __IgnoreEls, [],
		   Optional) ->
    Optional;
decode_session_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"optional">>, _attrs, _} = _el | _els],
		   Optional) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-session">> ->
	  decode_session_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_session_optional(__TopXMLNS, __IgnoreEls,
						     _el));
      <<"urn:ietf:params:xml:ns:xmpp-session">> ->
	  decode_session_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_session_optional(<<"urn:ietf:params:xml:ns:xmpp-session">>,
						     __IgnoreEls, _el));
      _ ->
	  decode_session_els(__TopXMLNS, __IgnoreEls, _els,
			     Optional)
    end;
decode_session_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Optional) ->
    decode_session_els(__TopXMLNS, __IgnoreEls, _els,
		       Optional).

encode_session({xmpp_session, Optional}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-session">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_session_$optional'(Optional,
						 __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"session">>, _attrs, _els}.

'encode_session_$optional'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_session_$optional'(Optional, __TopXMLNS,
			   _acc) ->
    [encode_session_optional(Optional, __TopXMLNS) | _acc].

decode_session_optional(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"optional">>, _attrs, _els}) ->
    true.

encode_session_optional(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-session">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"optional">>, _attrs, _els}.

decode_register(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"query">>, _attrs, _els}) ->
    {Zip, Xdata, Misc, Address, Instructions, Text, Last,
     First, Password, Registered, Date, Phone, State, Name,
     Username, Remove, Key, City, Nick, Url, Email, __Els} =
	decode_register_els(__TopXMLNS, __IgnoreEls, _els,
			    undefined, undefined, undefined, undefined,
			    undefined, undefined, undefined, undefined,
			    undefined, false, undefined, undefined, undefined,
			    undefined, undefined, false, undefined, undefined,
			    undefined, undefined, undefined, []),
    {register, Registered, Remove, Instructions, Username,
     Nick, Password, Name, First, Last, Email, Address, City,
     State, Zip, Phone, Url, Date, Misc, Text, Key, Xdata,
     __Els}.

decode_register_els(__TopXMLNS, __IgnoreEls, [], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    {Zip, Xdata, Misc, Address, Instructions, Text, Last,
     First, Password, Registered, Date, Phone, State, Name,
     Username, Remove, Key, City, Nick, Url, Email,
     lists:reverse(__Els)};
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"x">>, _attrs, _} = _el | _els], Zip, Xdata,
		    Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      decode_xdata(<<"jabber:x:data">>, __IgnoreEls,
					   _el),
			      Misc, Address, Instructions, Text, Last, First,
			      Password, Registered, Date, Phone, State, Name,
			      Username, Remove, Key, City, Nick, Url, Email,
			      __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"registered">>, _attrs, _} = _el | _els],
		    Zip, Xdata, Misc, Address, Instructions, Text, Last,
		    First, Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password,
			      decode_register_registered(__TopXMLNS,
							 __IgnoreEls, _el),
			      Date, Phone, State, Name, Username, Remove, Key,
			      City, Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password,
			      decode_register_registered(<<"jabber:iq:register">>,
							 __IgnoreEls, _el),
			      Date, Phone, State, Name, Username, Remove, Key,
			      City, Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"remove">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username,
			      decode_register_remove(__TopXMLNS, __IgnoreEls,
						     _el),
			      Key, City, Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username,
			      decode_register_remove(<<"jabber:iq:register">>,
						     __IgnoreEls, _el),
			      Key, City, Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"instructions">>, _attrs, _} = _el | _els],
		    Zip, Xdata, Misc, Address, Instructions, Text, Last,
		    First, Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address,
			      decode_register_instructions(__TopXMLNS,
							   __IgnoreEls, _el),
			      Text, Last, First, Password, Registered, Date,
			      Phone, State, Name, Username, Remove, Key, City,
			      Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address,
			      decode_register_instructions(<<"jabber:iq:register">>,
							   __IgnoreEls, _el),
			      Text, Last, First, Password, Registered, Date,
			      Phone, State, Name, Username, Remove, Key, City,
			      Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"username">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name,
			      decode_register_username(__TopXMLNS, __IgnoreEls,
						       _el),
			      Remove, Key, City, Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name,
			      decode_register_username(<<"jabber:iq:register">>,
						       __IgnoreEls, _el),
			      Remove, Key, City, Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"nick">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City,
			      decode_register_nick(__TopXMLNS, __IgnoreEls,
						   _el),
			      Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City,
			      decode_register_nick(<<"jabber:iq:register">>,
						   __IgnoreEls, _el),
			      Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"password">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First,
			      decode_register_password(__TopXMLNS, __IgnoreEls,
						       _el),
			      Registered, Date, Phone, State, Name, Username,
			      Remove, Key, City, Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First,
			      decode_register_password(<<"jabber:iq:register">>,
						       __IgnoreEls, _el),
			      Registered, Date, Phone, State, Name, Username,
			      Remove, Key, City, Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"name">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      decode_register_name(__TopXMLNS, __IgnoreEls,
						   _el),
			      Username, Remove, Key, City, Nick, Url, Email,
			      __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      decode_register_name(<<"jabber:iq:register">>,
						   __IgnoreEls, _el),
			      Username, Remove, Key, City, Nick, Url, Email,
			      __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"first">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      decode_register_first(__TopXMLNS, __IgnoreEls,
						    _el),
			      Password, Registered, Date, Phone, State, Name,
			      Username, Remove, Key, City, Nick, Url, Email,
			      __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      decode_register_first(<<"jabber:iq:register">>,
						    __IgnoreEls, _el),
			      Password, Registered, Date, Phone, State, Name,
			      Username, Remove, Key, City, Nick, Url, Email,
			      __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"last">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text,
			      decode_register_last(__TopXMLNS, __IgnoreEls,
						   _el),
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text,
			      decode_register_last(<<"jabber:iq:register">>,
						   __IgnoreEls, _el),
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"email">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      decode_register_email(__TopXMLNS, __IgnoreEls,
						    _el),
			      __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      decode_register_email(<<"jabber:iq:register">>,
						    __IgnoreEls, _el),
			      __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"address">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc,
			      decode_register_address(__TopXMLNS, __IgnoreEls,
						      _el),
			      Instructions, Text, Last, First, Password,
			      Registered, Date, Phone, State, Name, Username,
			      Remove, Key, City, Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc,
			      decode_register_address(<<"jabber:iq:register">>,
						      __IgnoreEls, _el),
			      Instructions, Text, Last, First, Password,
			      Registered, Date, Phone, State, Name, Username,
			      Remove, Key, City, Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"city">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key,
			      decode_register_city(__TopXMLNS, __IgnoreEls,
						   _el),
			      Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key,
			      decode_register_city(<<"jabber:iq:register">>,
						   __IgnoreEls, _el),
			      Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"state">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone,
			      decode_register_state(__TopXMLNS, __IgnoreEls,
						    _el),
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone,
			      decode_register_state(<<"jabber:iq:register">>,
						    __IgnoreEls, _el),
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"zip">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els,
			      decode_register_zip(__TopXMLNS, __IgnoreEls, _el),
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els,
			      decode_register_zip(<<"jabber:iq:register">>,
						  __IgnoreEls, _el),
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"phone">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date,
			      decode_register_phone(__TopXMLNS, __IgnoreEls,
						    _el),
			      State, Name, Username, Remove, Key, City, Nick,
			      Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date,
			      decode_register_phone(<<"jabber:iq:register">>,
						    __IgnoreEls, _el),
			      State, Name, Username, Remove, Key, City, Nick,
			      Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"url">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick,
			      decode_register_url(__TopXMLNS, __IgnoreEls, _el),
			      Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick,
			      decode_register_url(<<"jabber:iq:register">>,
						  __IgnoreEls, _el),
			      Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"date">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered,
			      decode_register_date(__TopXMLNS, __IgnoreEls,
						   _el),
			      Phone, State, Name, Username, Remove, Key, City,
			      Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered,
			      decode_register_date(<<"jabber:iq:register">>,
						   __IgnoreEls, _el),
			      Phone, State, Name, Username, Remove, Key, City,
			      Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"misc">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata,
			      decode_register_misc(__TopXMLNS, __IgnoreEls,
						   _el),
			      Address, Instructions, Text, Last, First,
			      Password, Registered, Date, Phone, State, Name,
			      Username, Remove, Key, City, Nick, Url, Email,
			      __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata,
			      decode_register_misc(<<"jabber:iq:register">>,
						   __IgnoreEls, _el),
			      Address, Instructions, Text, Last, First,
			      Password, Registered, Date, Phone, State, Name,
			      Username, Remove, Key, City, Nick, Url, Email,
			      __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"text">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions,
			      decode_register_text(__TopXMLNS, __IgnoreEls,
						   _el),
			      Last, First, Password, Registered, Date, Phone,
			      State, Name, Username, Remove, Key, City, Nick,
			      Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions,
			      decode_register_text(<<"jabber:iq:register">>,
						   __IgnoreEls, _el),
			      Last, First, Password, Registered, Date, Phone,
			      State, Name, Username, Remove, Key, City, Nick,
			      Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"key">>, _attrs, _} = _el | _els], Zip,
		    Xdata, Misc, Address, Instructions, Text, Last, First,
		    Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove,
			      decode_register_key(__TopXMLNS, __IgnoreEls, _el),
			      City, Nick, Url, Email, __Els);
      <<"jabber:iq:register">> ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove,
			      decode_register_key(<<"jabber:iq:register">>,
						  __IgnoreEls, _el),
			      City, Nick, Url, Email, __Els);
      _ ->
	  decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			      Xdata, Misc, Address, Instructions, Text, Last,
			      First, Password, Registered, Date, Phone, State,
			      Name, Username, Remove, Key, City, Nick, Url,
			      Email, __Els)
    end;
decode_register_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, _, _, _} = _el | _els], Zip, Xdata, Misc,
		    Address, Instructions, Text, Last, First, Password,
		    Registered, Date, Phone, State, Name, Username, Remove,
		    Key, City, Nick, Url, Email, __Els) ->
    if __IgnoreEls ->
	   decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			       Xdata, Misc, Address, Instructions, Text, Last,
			       First, Password, Registered, Date, Phone, State,
			       Name, Username, Remove, Key, City, Nick, Url,
			       Email, [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
				     Xdata, Misc, Address, Instructions, Text,
				     Last, First, Password, Registered, Date,
				     Phone, State, Name, Username, Remove, Key,
				     City, Nick, Url, Email,
				     [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
				     Xdata, Misc, Address, Instructions, Text,
				     Last, First, Password, Registered, Date,
				     Phone, State, Name, Username, Remove, Key,
				     City, Nick, Url, Email, __Els)
	   end
    end;
decode_register_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Zip, Xdata, Misc, Address, Instructions, Text, Last,
		    First, Password, Registered, Date, Phone, State, Name,
		    Username, Remove, Key, City, Nick, Url, Email, __Els) ->
    decode_register_els(__TopXMLNS, __IgnoreEls, _els, Zip,
			Xdata, Misc, Address, Instructions, Text, Last, First,
			Password, Registered, Date, Phone, State, Name,
			Username, Remove, Key, City, Nick, Url, Email, __Els).

encode_register({register, Registered, Remove,
		 Instructions, Username, Nick, Password, Name, First,
		 Last, Email, Address, City, State, Zip, Phone, Url,
		 Date, Misc, Text, Key, Xdata, __Els},
		__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els] ++
	     lists:reverse('encode_register_$zip'(Zip, __NewTopXMLNS,
						  'encode_register_$xdata'(Xdata,
									   __NewTopXMLNS,
									   'encode_register_$misc'(Misc,
												   __NewTopXMLNS,
												   'encode_register_$address'(Address,
															      __NewTopXMLNS,
															      'encode_register_$instructions'(Instructions,
																			      __NewTopXMLNS,
																			      'encode_register_$text'(Text,
																						      __NewTopXMLNS,
																						      'encode_register_$last'(Last,
																									      __NewTopXMLNS,
																									      'encode_register_$first'(First,
																												       __NewTopXMLNS,
																												       'encode_register_$password'(Password,
																																   __NewTopXMLNS,
																																   'encode_register_$registered'(Registered,
																																				 __NewTopXMLNS,
																																				 'encode_register_$date'(Date,
																																							 __NewTopXMLNS,
																																							 'encode_register_$phone'(Phone,
																																										  __NewTopXMLNS,
																																										  'encode_register_$state'(State,
																																													   __NewTopXMLNS,
																																													   'encode_register_$name'(Name,
																																																   __NewTopXMLNS,
																																																   'encode_register_$username'(Username,
																																																			       __NewTopXMLNS,
																																																			       'encode_register_$remove'(Remove,
																																																							 __NewTopXMLNS,
																																																							 'encode_register_$key'(Key,
																																																										__NewTopXMLNS,
																																																										'encode_register_$city'(City,
																																																													__NewTopXMLNS,
																																																													'encode_register_$nick'(Nick,
																																																																__NewTopXMLNS,
																																																																'encode_register_$url'(Url,
																																																																		       __NewTopXMLNS,
																																																																		       'encode_register_$email'(Email,
																																																																						__NewTopXMLNS,
																																																																						[])))))))))))))))))))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_register_$zip'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$zip'(Zip, __TopXMLNS, _acc) ->
    [encode_register_zip(Zip, __TopXMLNS) | _acc].

'encode_register_$xdata'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$xdata'(Xdata, __TopXMLNS, _acc) ->
    [encode_xdata(Xdata, __TopXMLNS) | _acc].

'encode_register_$misc'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$misc'(Misc, __TopXMLNS, _acc) ->
    [encode_register_misc(Misc, __TopXMLNS) | _acc].

'encode_register_$address'(undefined, __TopXMLNS,
			   _acc) ->
    _acc;
'encode_register_$address'(Address, __TopXMLNS, _acc) ->
    [encode_register_address(Address, __TopXMLNS) | _acc].

'encode_register_$instructions'(undefined, __TopXMLNS,
				_acc) ->
    _acc;
'encode_register_$instructions'(Instructions,
				__TopXMLNS, _acc) ->
    [encode_register_instructions(Instructions, __TopXMLNS)
     | _acc].

'encode_register_$text'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$text'(Text, __TopXMLNS, _acc) ->
    [encode_register_text(Text, __TopXMLNS) | _acc].

'encode_register_$last'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$last'(Last, __TopXMLNS, _acc) ->
    [encode_register_last(Last, __TopXMLNS) | _acc].

'encode_register_$first'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$first'(First, __TopXMLNS, _acc) ->
    [encode_register_first(First, __TopXMLNS) | _acc].

'encode_register_$password'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_register_$password'(Password, __TopXMLNS,
			    _acc) ->
    [encode_register_password(Password, __TopXMLNS) | _acc].

'encode_register_$registered'(false, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_register_$registered'(Registered, __TopXMLNS,
			      _acc) ->
    [encode_register_registered(Registered, __TopXMLNS)
     | _acc].

'encode_register_$date'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$date'(Date, __TopXMLNS, _acc) ->
    [encode_register_date(Date, __TopXMLNS) | _acc].

'encode_register_$phone'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$phone'(Phone, __TopXMLNS, _acc) ->
    [encode_register_phone(Phone, __TopXMLNS) | _acc].

'encode_register_$state'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$state'(State, __TopXMLNS, _acc) ->
    [encode_register_state(State, __TopXMLNS) | _acc].

'encode_register_$name'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$name'(Name, __TopXMLNS, _acc) ->
    [encode_register_name(Name, __TopXMLNS) | _acc].

'encode_register_$username'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_register_$username'(Username, __TopXMLNS,
			    _acc) ->
    [encode_register_username(Username, __TopXMLNS) | _acc].

'encode_register_$remove'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$remove'(Remove, __TopXMLNS, _acc) ->
    [encode_register_remove(Remove, __TopXMLNS) | _acc].

'encode_register_$key'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$key'(Key, __TopXMLNS, _acc) ->
    [encode_register_key(Key, __TopXMLNS) | _acc].

'encode_register_$city'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$city'(City, __TopXMLNS, _acc) ->
    [encode_register_city(City, __TopXMLNS) | _acc].

'encode_register_$nick'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$nick'(Nick, __TopXMLNS, _acc) ->
    [encode_register_nick(Nick, __TopXMLNS) | _acc].

'encode_register_$url'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$url'(Url, __TopXMLNS, _acc) ->
    [encode_register_url(Url, __TopXMLNS) | _acc].

'encode_register_$email'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_register_$email'(Email, __TopXMLNS, _acc) ->
    [encode_register_email(Email, __TopXMLNS) | _acc].

decode_register_key(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"key">>, _attrs, _els}) ->
    Cdata = decode_register_key_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_register_key_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_register_key_cdata(__TopXMLNS, Cdata);
decode_register_key_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_register_key_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_register_key_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_register_key_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_register_key(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_key_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"key">>, _attrs, _els}.

decode_register_key_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_key_cdata(__TopXMLNS, _val) -> _val.

encode_register_key_cdata(<<>>, _acc) -> _acc;
encode_register_key_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_text(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"text">>, _attrs, _els}) ->
    Cdata = decode_register_text_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_text_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_register_text_cdata(__TopXMLNS, Cdata);
decode_register_text_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_text_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_register_text_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_register_text_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_register_text(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_text_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"text">>, _attrs, _els}.

decode_register_text_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_text_cdata(__TopXMLNS, _val) -> _val.

encode_register_text_cdata(<<>>, _acc) -> _acc;
encode_register_text_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_misc(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"misc">>, _attrs, _els}) ->
    Cdata = decode_register_misc_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_misc_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_register_misc_cdata(__TopXMLNS, Cdata);
decode_register_misc_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_misc_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_register_misc_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_register_misc_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_register_misc(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_misc_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"misc">>, _attrs, _els}.

decode_register_misc_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_misc_cdata(__TopXMLNS, _val) -> _val.

encode_register_misc_cdata(<<>>, _acc) -> _acc;
encode_register_misc_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_date(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"date">>, _attrs, _els}) ->
    Cdata = decode_register_date_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_date_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_register_date_cdata(__TopXMLNS, Cdata);
decode_register_date_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_date_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_register_date_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_register_date_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_register_date(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_date_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"date">>, _attrs, _els}.

decode_register_date_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_date_cdata(__TopXMLNS, _val) -> _val.

encode_register_date_cdata(<<>>, _acc) -> _acc;
encode_register_date_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_url(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"url">>, _attrs, _els}) ->
    Cdata = decode_register_url_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_register_url_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_register_url_cdata(__TopXMLNS, Cdata);
decode_register_url_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_register_url_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_register_url_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_register_url_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_register_url(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_url_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"url">>, _attrs, _els}.

decode_register_url_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_url_cdata(__TopXMLNS, _val) -> _val.

encode_register_url_cdata(<<>>, _acc) -> _acc;
encode_register_url_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_phone(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"phone">>, _attrs, _els}) ->
    Cdata = decode_register_phone_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_phone_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_register_phone_cdata(__TopXMLNS, Cdata);
decode_register_phone_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_phone_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_register_phone_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_register_phone_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_register_phone(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_phone_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"phone">>, _attrs, _els}.

decode_register_phone_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_phone_cdata(__TopXMLNS, _val) -> _val.

encode_register_phone_cdata(<<>>, _acc) -> _acc;
encode_register_phone_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_zip(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"zip">>, _attrs, _els}) ->
    Cdata = decode_register_zip_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_register_zip_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_register_zip_cdata(__TopXMLNS, Cdata);
decode_register_zip_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_register_zip_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_register_zip_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_register_zip_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_register_zip(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_zip_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"zip">>, _attrs, _els}.

decode_register_zip_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_zip_cdata(__TopXMLNS, _val) -> _val.

encode_register_zip_cdata(<<>>, _acc) -> _acc;
encode_register_zip_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_state(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"state">>, _attrs, _els}) ->
    Cdata = decode_register_state_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_state_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_register_state_cdata(__TopXMLNS, Cdata);
decode_register_state_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_state_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_register_state_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_register_state_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_register_state(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_state_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"state">>, _attrs, _els}.

decode_register_state_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_state_cdata(__TopXMLNS, _val) -> _val.

encode_register_state_cdata(<<>>, _acc) -> _acc;
encode_register_state_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_city(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"city">>, _attrs, _els}) ->
    Cdata = decode_register_city_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_city_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_register_city_cdata(__TopXMLNS, Cdata);
decode_register_city_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_city_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_register_city_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_register_city_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_register_city(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_city_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"city">>, _attrs, _els}.

decode_register_city_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_city_cdata(__TopXMLNS, _val) -> _val.

encode_register_city_cdata(<<>>, _acc) -> _acc;
encode_register_city_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_address(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"address">>, _attrs, _els}) ->
    Cdata = decode_register_address_els(__TopXMLNS,
					__IgnoreEls, _els, <<>>),
    Cdata.

decode_register_address_els(__TopXMLNS, __IgnoreEls, [],
			    Cdata) ->
    decode_register_address_cdata(__TopXMLNS, Cdata);
decode_register_address_els(__TopXMLNS, __IgnoreEls,
			    [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_address_els(__TopXMLNS, __IgnoreEls,
				_els, <<Cdata/binary, _data/binary>>);
decode_register_address_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Cdata) ->
    decode_register_address_els(__TopXMLNS, __IgnoreEls,
				_els, Cdata).

encode_register_address(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_address_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"address">>, _attrs, _els}.

decode_register_address_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_address_cdata(__TopXMLNS, _val) -> _val.

encode_register_address_cdata(<<>>, _acc) -> _acc;
encode_register_address_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_email(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"email">>, _attrs, _els}) ->
    Cdata = decode_register_email_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_email_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_register_email_cdata(__TopXMLNS, Cdata);
decode_register_email_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_email_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_register_email_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_register_email_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_register_email(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_email_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"email">>, _attrs, _els}.

decode_register_email_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_email_cdata(__TopXMLNS, _val) -> _val.

encode_register_email_cdata(<<>>, _acc) -> _acc;
encode_register_email_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_last(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"last">>, _attrs, _els}) ->
    Cdata = decode_register_last_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_last_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_register_last_cdata(__TopXMLNS, Cdata);
decode_register_last_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_last_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_register_last_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_register_last_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_register_last(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_last_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"last">>, _attrs, _els}.

decode_register_last_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_last_cdata(__TopXMLNS, _val) -> _val.

encode_register_last_cdata(<<>>, _acc) -> _acc;
encode_register_last_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_first(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"first">>, _attrs, _els}) ->
    Cdata = decode_register_first_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_first_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_register_first_cdata(__TopXMLNS, Cdata);
decode_register_first_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_first_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_register_first_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_register_first_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_register_first(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_first_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"first">>, _attrs, _els}.

decode_register_first_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_first_cdata(__TopXMLNS, _val) -> _val.

encode_register_first_cdata(<<>>, _acc) -> _acc;
encode_register_first_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_name(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"name">>, _attrs, _els}) ->
    Cdata = decode_register_name_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_name_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_register_name_cdata(__TopXMLNS, Cdata);
decode_register_name_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_name_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_register_name_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_register_name_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_register_name(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_name_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"name">>, _attrs, _els}.

decode_register_name_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_name_cdata(__TopXMLNS, _val) -> _val.

encode_register_name_cdata(<<>>, _acc) -> _acc;
encode_register_name_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_password(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"password">>, _attrs, _els}) ->
    Cdata = decode_register_password_els(__TopXMLNS,
					 __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_password_els(__TopXMLNS, __IgnoreEls,
			     [], Cdata) ->
    decode_register_password_cdata(__TopXMLNS, Cdata);
decode_register_password_els(__TopXMLNS, __IgnoreEls,
			     [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_password_els(__TopXMLNS, __IgnoreEls,
				 _els, <<Cdata/binary, _data/binary>>);
decode_register_password_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Cdata) ->
    decode_register_password_els(__TopXMLNS, __IgnoreEls,
				 _els, Cdata).

encode_register_password(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_password_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"password">>, _attrs, _els}.

decode_register_password_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_register_password_cdata(__TopXMLNS, _val) ->
    _val.

encode_register_password_cdata(<<>>, _acc) -> _acc;
encode_register_password_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_nick(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"nick">>, _attrs, _els}) ->
    Cdata = decode_register_nick_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_nick_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_register_nick_cdata(__TopXMLNS, Cdata);
decode_register_nick_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_nick_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_register_nick_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_register_nick_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_register_nick(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_nick_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"nick">>, _attrs, _els}.

decode_register_nick_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_register_nick_cdata(__TopXMLNS, _val) -> _val.

encode_register_nick_cdata(<<>>, _acc) -> _acc;
encode_register_nick_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_username(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"username">>, _attrs, _els}) ->
    Cdata = decode_register_username_els(__TopXMLNS,
					 __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_username_els(__TopXMLNS, __IgnoreEls,
			     [], Cdata) ->
    decode_register_username_cdata(__TopXMLNS, Cdata);
decode_register_username_els(__TopXMLNS, __IgnoreEls,
			     [{xmlcdata, _data} | _els], Cdata) ->
    decode_register_username_els(__TopXMLNS, __IgnoreEls,
				 _els, <<Cdata/binary, _data/binary>>);
decode_register_username_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Cdata) ->
    decode_register_username_els(__TopXMLNS, __IgnoreEls,
				 _els, Cdata).

encode_register_username(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_username_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"username">>, _attrs, _els}.

decode_register_username_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_register_username_cdata(__TopXMLNS, _val) ->
    _val.

encode_register_username_cdata(<<>>, _acc) -> _acc;
encode_register_username_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_instructions(__TopXMLNS, __IgnoreEls,
			     {xmlel, <<"instructions">>, _attrs, _els}) ->
    Cdata = decode_register_instructions_els(__TopXMLNS,
					     __IgnoreEls, _els, <<>>),
    Cdata.

decode_register_instructions_els(__TopXMLNS,
				 __IgnoreEls, [], Cdata) ->
    decode_register_instructions_cdata(__TopXMLNS, Cdata);
decode_register_instructions_els(__TopXMLNS,
				 __IgnoreEls, [{xmlcdata, _data} | _els],
				 Cdata) ->
    decode_register_instructions_els(__TopXMLNS,
				     __IgnoreEls, _els,
				     <<Cdata/binary, _data/binary>>);
decode_register_instructions_els(__TopXMLNS,
				 __IgnoreEls, [_ | _els], Cdata) ->
    decode_register_instructions_els(__TopXMLNS,
				     __IgnoreEls, _els, Cdata).

encode_register_instructions(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = encode_register_instructions_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"instructions">>, _attrs, _els}.

decode_register_instructions_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_register_instructions_cdata(__TopXMLNS, _val) ->
    _val.

encode_register_instructions_cdata(<<>>, _acc) -> _acc;
encode_register_instructions_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_register_remove(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"remove">>, _attrs, _els}) ->
    true.

encode_register_remove(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"remove">>, _attrs, _els}.

decode_register_registered(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"registered">>, _attrs, _els}) ->
    true.

encode_register_registered(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:register">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"registered">>, _attrs, _els}.

decode_feature_register(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"register">>, _attrs, _els}) ->
    {feature_register}.

encode_feature_register({feature_register},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/features/iq-register">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"register">>, _attrs, _els}.

decode_caps(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"c">>, _attrs, _els}) ->
    {Hash, Node, Exts, Version} =
	decode_caps_attrs(__TopXMLNS, _attrs, undefined,
			  undefined, undefined, undefined),
    {caps, Node, Version, Hash, Exts}.

decode_caps_attrs(__TopXMLNS,
		  [{<<"hash">>, _val} | _attrs], _Hash, Node, Exts,
		  Version) ->
    decode_caps_attrs(__TopXMLNS, _attrs, _val, Node, Exts,
		      Version);
decode_caps_attrs(__TopXMLNS,
		  [{<<"node">>, _val} | _attrs], Hash, _Node, Exts,
		  Version) ->
    decode_caps_attrs(__TopXMLNS, _attrs, Hash, _val, Exts,
		      Version);
decode_caps_attrs(__TopXMLNS,
		  [{<<"ext">>, _val} | _attrs], Hash, Node, _Exts,
		  Version) ->
    decode_caps_attrs(__TopXMLNS, _attrs, Hash, Node, _val,
		      Version);
decode_caps_attrs(__TopXMLNS,
		  [{<<"ver">>, _val} | _attrs], Hash, Node, Exts,
		  _Version) ->
    decode_caps_attrs(__TopXMLNS, _attrs, Hash, Node, Exts,
		      _val);
decode_caps_attrs(__TopXMLNS, [_ | _attrs], Hash, Node,
		  Exts, Version) ->
    decode_caps_attrs(__TopXMLNS, _attrs, Hash, Node, Exts,
		      Version);
decode_caps_attrs(__TopXMLNS, [], Hash, Node, Exts,
		  Version) ->
    {decode_caps_attr_hash(__TopXMLNS, Hash),
     decode_caps_attr_node(__TopXMLNS, Node),
     decode_caps_attr_ext(__TopXMLNS, Exts),
     decode_caps_attr_ver(__TopXMLNS, Version)}.

encode_caps({caps, Node, Version, Hash, Exts},
	    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/caps">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_caps_attr_ver(Version,
				  encode_caps_attr_ext(Exts,
						       encode_caps_attr_node(Node,
									     encode_caps_attr_hash(Hash,
												   enc_xmlns_attrs(__NewTopXMLNS,
														   __TopXMLNS))))),
    {xmlel, <<"c">>, _attrs, _els}.

decode_caps_attr_hash(__TopXMLNS, undefined) -> <<>>;
decode_caps_attr_hash(__TopXMLNS, _val) -> _val.

encode_caps_attr_hash(<<>>, _acc) -> _acc;
encode_caps_attr_hash(_val, _acc) ->
    [{<<"hash">>, _val} | _acc].

decode_caps_attr_node(__TopXMLNS, undefined) -> <<>>;
decode_caps_attr_node(__TopXMLNS, _val) -> _val.

encode_caps_attr_node(<<>>, _acc) -> _acc;
encode_caps_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_caps_attr_ext(__TopXMLNS, undefined) -> [];
decode_caps_attr_ext(__TopXMLNS, _val) ->
    case catch re:split(_val, "\\h+") of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"ext">>, <<"c">>, __TopXMLNS}});
      _res -> _res
    end.

encode_caps_attr_ext([], _acc) -> _acc;
encode_caps_attr_ext(_val, _acc) ->
    [{<<"ext">>, join(_val, 32)} | _acc].

decode_caps_attr_ver(__TopXMLNS, undefined) -> <<>>;
decode_caps_attr_ver(__TopXMLNS, _val) -> _val.

encode_caps_attr_ver(<<>>, _acc) -> _acc;
encode_caps_attr_ver(_val, _acc) ->
    [{<<"ver">>, _val} | _acc].

decode_p1_ack(__TopXMLNS, __IgnoreEls,
	      {xmlel, <<"ack">>, _attrs, _els}) ->
    {p1_ack}.

encode_p1_ack({p1_ack}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"p1:ack">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ack">>, _attrs, _els}.

decode_p1_rebind(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"rebind">>, _attrs, _els}) ->
    {p1_rebind}.

encode_p1_rebind({p1_rebind}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"p1:rebind">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"rebind">>, _attrs, _els}.

decode_p1_push(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"push">>, _attrs, _els}) ->
    {p1_push}.

encode_p1_push({p1_push}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"p1:push">>, [],
				     __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"push">>, _attrs, _els}.

decode_stream_features(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"stream:features">>, _attrs, _els}) ->
    __Els = decode_stream_features_els(__TopXMLNS,
				       __IgnoreEls, _els, []),
    {stream_features, __Els}.

decode_stream_features_els(__TopXMLNS, __IgnoreEls, [],
			   __Els) ->
    lists:reverse(__Els);
decode_stream_features_els(__TopXMLNS, __IgnoreEls,
			   [{xmlel, _, _, _} = _el | _els], __Els) ->
    if __IgnoreEls ->
	   decode_stream_features_els(__TopXMLNS, __IgnoreEls,
				      _els, [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_stream_features_els(__TopXMLNS, __IgnoreEls,
					    _els,
					    [decode(_el, __TopXMLNS, [])
					     | __Els]);
	     false ->
		 decode_stream_features_els(__TopXMLNS, __IgnoreEls,
					    _els, __Els)
	   end
    end;
decode_stream_features_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], __Els) ->
    decode_stream_features_els(__TopXMLNS, __IgnoreEls,
			       _els, __Els).

encode_stream_features({stream_features, __Els},
		       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>],
				     __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"stream:features">>, _attrs, _els}.

decode_compression(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"compression">>, _attrs, _els}) ->
    Methods = decode_compression_els(__TopXMLNS,
				     __IgnoreEls, _els, []),
    {compression, Methods}.

decode_compression_els(__TopXMLNS, __IgnoreEls, [],
		       Methods) ->
    lists:reverse(Methods);
decode_compression_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"method">>, _attrs, _} = _el | _els],
		       Methods) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/features/compress">> ->
	  decode_compression_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_compression_method(__TopXMLNS,
							    __IgnoreEls, _el)
				  | Methods]);
      <<"http://jabber.org/features/compress">> ->
	  decode_compression_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_compression_method(<<"http://jabber.org/features/compress">>,
							    __IgnoreEls, _el)
				  | Methods]);
      _ ->
	  decode_compression_els(__TopXMLNS, __IgnoreEls, _els,
				 Methods)
    end;
decode_compression_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Methods) ->
    decode_compression_els(__TopXMLNS, __IgnoreEls, _els,
			   Methods).

encode_compression({compression, Methods},
		   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/features/compress">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_compression_$methods'(Methods,
						    __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"compression">>, _attrs, _els}.

'encode_compression_$methods'([], __TopXMLNS, _acc) ->
    _acc;
'encode_compression_$methods'([Methods | _els],
			      __TopXMLNS, _acc) ->
    'encode_compression_$methods'(_els, __TopXMLNS,
				  [encode_compression_method(Methods,
							     __TopXMLNS)
				   | _acc]).

decode_compression_method(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"method">>, _attrs, _els}) ->
    Cdata = decode_compression_method_els(__TopXMLNS,
					  __IgnoreEls, _els, <<>>),
    Cdata.

decode_compression_method_els(__TopXMLNS, __IgnoreEls,
			      [], Cdata) ->
    decode_compression_method_cdata(__TopXMLNS, Cdata);
decode_compression_method_els(__TopXMLNS, __IgnoreEls,
			      [{xmlcdata, _data} | _els], Cdata) ->
    decode_compression_method_els(__TopXMLNS, __IgnoreEls,
				  _els, <<Cdata/binary, _data/binary>>);
decode_compression_method_els(__TopXMLNS, __IgnoreEls,
			      [_ | _els], Cdata) ->
    decode_compression_method_els(__TopXMLNS, __IgnoreEls,
				  _els, Cdata).

encode_compression_method(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/features/compress">>,
			 [], __TopXMLNS),
    _els = encode_compression_method_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"method">>, _attrs, _els}.

decode_compression_method_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_compression_method_cdata(__TopXMLNS, _val) ->
    _val.

encode_compression_method_cdata(<<>>, _acc) -> _acc;
encode_compression_method_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_compressed(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"compressed">>, _attrs, _els}) ->
    {compressed}.

encode_compressed({compressed}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/compress">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"compressed">>, _attrs, _els}.

decode_compress(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"compress">>, _attrs, _els}) ->
    Methods = decode_compress_els(__TopXMLNS, __IgnoreEls,
				  _els, []),
    {compress, Methods}.

decode_compress_els(__TopXMLNS, __IgnoreEls, [],
		    Methods) ->
    lists:reverse(Methods);
decode_compress_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"method">>, _attrs, _} = _el | _els],
		    Methods) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_compress_method(__TopXMLNS, __IgnoreEls,
						      _el)
			       | Methods]);
      <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_compress_method(<<"http://jabber.org/protocol/compress">>,
						      __IgnoreEls, _el)
			       | Methods]);
      _ ->
	  decode_compress_els(__TopXMLNS, __IgnoreEls, _els,
			      Methods)
    end;
decode_compress_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Methods) ->
    decode_compress_els(__TopXMLNS, __IgnoreEls, _els,
			Methods).

encode_compress({compress, Methods}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/compress">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_compress_$methods'(Methods,
						    __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"compress">>, _attrs, _els}.

'encode_compress_$methods'([], __TopXMLNS, _acc) ->
    _acc;
'encode_compress_$methods'([Methods | _els], __TopXMLNS,
			   _acc) ->
    'encode_compress_$methods'(_els, __TopXMLNS,
			       [encode_compress_method(Methods, __TopXMLNS)
				| _acc]).

decode_compress_method(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"method">>, _attrs, _els}) ->
    Cdata = decode_compress_method_els(__TopXMLNS,
				       __IgnoreEls, _els, <<>>),
    Cdata.

decode_compress_method_els(__TopXMLNS, __IgnoreEls, [],
			   Cdata) ->
    decode_compress_method_cdata(__TopXMLNS, Cdata);
decode_compress_method_els(__TopXMLNS, __IgnoreEls,
			   [{xmlcdata, _data} | _els], Cdata) ->
    decode_compress_method_els(__TopXMLNS, __IgnoreEls,
			       _els, <<Cdata/binary, _data/binary>>);
decode_compress_method_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], Cdata) ->
    decode_compress_method_els(__TopXMLNS, __IgnoreEls,
			       _els, Cdata).

encode_compress_method(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/compress">>,
			 [], __TopXMLNS),
    _els = encode_compress_method_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"method">>, _attrs, _els}.

decode_compress_method_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_compress_method_cdata(__TopXMLNS, _val) -> _val.

encode_compress_method_cdata(<<>>, _acc) -> _acc;
encode_compress_method_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_compress_failure(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"failure">>, _attrs, _els}) ->
    Reason = decode_compress_failure_els(__TopXMLNS,
					 __IgnoreEls, _els, undefined),
    {compress_failure, Reason}.

decode_compress_failure_els(__TopXMLNS, __IgnoreEls, [],
			    Reason) ->
    Reason;
decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"setup-failed">>, _attrs, _} = _el
			     | _els],
			    Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_compress_failure_setup_failed(__TopXMLNS,
									   __IgnoreEls,
									   _el));
      <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_compress_failure_setup_failed(<<"http://jabber.org/protocol/compress">>,
									   __IgnoreEls,
									   _el));
      _ ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els, Reason)
    end;
decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"processing-failed">>, _attrs, _} = _el
			     | _els],
			    Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_compress_failure_processing_failed(__TopXMLNS,
										__IgnoreEls,
										_el));
      <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_compress_failure_processing_failed(<<"http://jabber.org/protocol/compress">>,
										__IgnoreEls,
										_el));
      _ ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els, Reason)
    end;
decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
			    [{xmlel, <<"unsupported-method">>, _attrs, _} = _el
			     | _els],
			    Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_compress_failure_unsupported_method(__TopXMLNS,
										 __IgnoreEls,
										 _el));
      <<"http://jabber.org/protocol/compress">> ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els,
				      decode_compress_failure_unsupported_method(<<"http://jabber.org/protocol/compress">>,
										 __IgnoreEls,
										 _el));
      _ ->
	  decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				      _els, Reason)
    end;
decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
			    [_ | _els], Reason) ->
    decode_compress_failure_els(__TopXMLNS, __IgnoreEls,
				_els, Reason).

encode_compress_failure({compress_failure, Reason},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/compress">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_compress_failure_$reason'(Reason,
							__NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"failure">>, _attrs, _els}.

'encode_compress_failure_$reason'(undefined, __TopXMLNS,
				  _acc) ->
    _acc;
'encode_compress_failure_$reason'('setup-failed' =
				      Reason,
				  __TopXMLNS, _acc) ->
    [encode_compress_failure_setup_failed(Reason,
					  __TopXMLNS)
     | _acc];
'encode_compress_failure_$reason'('processing-failed' =
				      Reason,
				  __TopXMLNS, _acc) ->
    [encode_compress_failure_processing_failed(Reason,
					       __TopXMLNS)
     | _acc];
'encode_compress_failure_$reason'('unsupported-method' =
				      Reason,
				  __TopXMLNS, _acc) ->
    [encode_compress_failure_unsupported_method(Reason,
						__TopXMLNS)
     | _acc].

decode_compress_failure_unsupported_method(__TopXMLNS,
					   __IgnoreEls,
					   {xmlel, <<"unsupported-method">>,
					    _attrs, _els}) ->
    'unsupported-method'.

encode_compress_failure_unsupported_method('unsupported-method',
					   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/compress">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unsupported-method">>, _attrs, _els}.

decode_compress_failure_processing_failed(__TopXMLNS,
					  __IgnoreEls,
					  {xmlel, <<"processing-failed">>,
					   _attrs, _els}) ->
    'processing-failed'.

encode_compress_failure_processing_failed('processing-failed',
					  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/compress">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"processing-failed">>, _attrs, _els}.

decode_compress_failure_setup_failed(__TopXMLNS,
				     __IgnoreEls,
				     {xmlel, <<"setup-failed">>, _attrs,
				      _els}) ->
    'setup-failed'.

encode_compress_failure_setup_failed('setup-failed',
				     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/compress">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"setup-failed">>, _attrs, _els}.

decode_starttls_failure(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"failure">>, _attrs, _els}) ->
    {starttls_failure}.

encode_starttls_failure({starttls_failure},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"failure">>, _attrs, _els}.

decode_starttls_proceed(__TopXMLNS, __IgnoreEls,
			{xmlel, <<"proceed">>, _attrs, _els}) ->
    {starttls_proceed}.

encode_starttls_proceed({starttls_proceed},
			__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"proceed">>, _attrs, _els}.

decode_starttls(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"starttls">>, _attrs, _els}) ->
    Required = decode_starttls_els(__TopXMLNS, __IgnoreEls,
				   _els, false),
    {starttls, Required}.

decode_starttls_els(__TopXMLNS, __IgnoreEls, [],
		    Required) ->
    Required;
decode_starttls_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"required">>, _attrs, _} = _el | _els],
		    Required) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-tls">> ->
	  decode_starttls_els(__TopXMLNS, __IgnoreEls, _els,
			      decode_starttls_required(__TopXMLNS, __IgnoreEls,
						       _el));
      <<"urn:ietf:params:xml:ns:xmpp-tls">> ->
	  decode_starttls_els(__TopXMLNS, __IgnoreEls, _els,
			      decode_starttls_required(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
						       __IgnoreEls, _el));
      _ ->
	  decode_starttls_els(__TopXMLNS, __IgnoreEls, _els,
			      Required)
    end;
decode_starttls_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Required) ->
    decode_starttls_els(__TopXMLNS, __IgnoreEls, _els,
			Required).

encode_starttls({starttls, Required}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_starttls_$required'(Required,
						  __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"starttls">>, _attrs, _els}.

'encode_starttls_$required'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_starttls_$required'(Required, __TopXMLNS,
			    _acc) ->
    [encode_starttls_required(Required, __TopXMLNS) | _acc].

decode_starttls_required(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"required">>, _attrs, _els}) ->
    true.

encode_starttls_required(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-tls">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"required">>, _attrs, _els}.

decode_sasl_mechanisms(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"mechanisms">>, _attrs, _els}) ->
    List = decode_sasl_mechanisms_els(__TopXMLNS,
				      __IgnoreEls, _els, []),
    {sasl_mechanisms, List}.

decode_sasl_mechanisms_els(__TopXMLNS, __IgnoreEls, [],
			   List) ->
    lists:reverse(List);
decode_sasl_mechanisms_els(__TopXMLNS, __IgnoreEls,
			   [{xmlel, <<"mechanism">>, _attrs, _} = _el | _els],
			   List) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_mechanisms_els(__TopXMLNS, __IgnoreEls,
				     _els,
				     [decode_sasl_mechanism(__TopXMLNS,
							    __IgnoreEls, _el)
				      | List]);
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_mechanisms_els(__TopXMLNS, __IgnoreEls,
				     _els,
				     [decode_sasl_mechanism(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
							    __IgnoreEls, _el)
				      | List]);
      _ ->
	  decode_sasl_mechanisms_els(__TopXMLNS, __IgnoreEls,
				     _els, List)
    end;
decode_sasl_mechanisms_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], List) ->
    decode_sasl_mechanisms_els(__TopXMLNS, __IgnoreEls,
			       _els, List).

encode_sasl_mechanisms({sasl_mechanisms, List},
		       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els =
	lists:reverse('encode_sasl_mechanisms_$list'(List,
						     __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"mechanisms">>, _attrs, _els}.

'encode_sasl_mechanisms_$list'([], __TopXMLNS, _acc) ->
    _acc;
'encode_sasl_mechanisms_$list'([List | _els],
			       __TopXMLNS, _acc) ->
    'encode_sasl_mechanisms_$list'(_els, __TopXMLNS,
				   [encode_sasl_mechanism(List, __TopXMLNS)
				    | _acc]).

decode_sasl_mechanism(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"mechanism">>, _attrs, _els}) ->
    Cdata = decode_sasl_mechanism_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_sasl_mechanism_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_sasl_mechanism_cdata(__TopXMLNS, Cdata);
decode_sasl_mechanism_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_sasl_mechanism_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_sasl_mechanism_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_sasl_mechanism_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_sasl_mechanism(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = encode_sasl_mechanism_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"mechanism">>, _attrs, _els}.

decode_sasl_mechanism_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_sasl_mechanism_cdata(__TopXMLNS, _val) -> _val.

encode_sasl_mechanism_cdata(<<>>, _acc) -> _acc;
encode_sasl_mechanism_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_sasl_failure(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"failure">>, _attrs, _els}) ->
    {Text, Reason} = decode_sasl_failure_els(__TopXMLNS,
					     __IgnoreEls, _els, [], undefined),
    {sasl_failure, Reason, Text}.

decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, [],
			Text, Reason) ->
    {lists:reverse(Text), Reason};
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"text">>, _attrs, _} = _el | _els], Text,
			Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_sasl_failure_text(__TopXMLNS,
							    __IgnoreEls, _el)
				   | Text],
				  Reason);
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_sasl_failure_text(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
							    __IgnoreEls, _el)
				   | Text],
				  Reason);
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"aborted">>, _attrs, _} = _el | _els], Text,
			Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_aborted(__TopXMLNS,
							      __IgnoreEls,
							      _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_aborted(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
							      __IgnoreEls,
							      _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"account-disabled">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_account_disabled(__TopXMLNS,
								       __IgnoreEls,
								       _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_account_disabled(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
								       __IgnoreEls,
								       _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"credentials-expired">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_credentials_expired(__TopXMLNS,
									  __IgnoreEls,
									  _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_credentials_expired(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
									  __IgnoreEls,
									  _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"encryption-required">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_encryption_required(__TopXMLNS,
									  __IgnoreEls,
									  _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_encryption_required(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
									  __IgnoreEls,
									  _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"incorrect-encoding">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_incorrect_encoding(__TopXMLNS,
									 __IgnoreEls,
									 _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_incorrect_encoding(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
									 __IgnoreEls,
									 _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"invalid-authzid">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_invalid_authzid(__TopXMLNS,
								      __IgnoreEls,
								      _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_invalid_authzid(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
								      __IgnoreEls,
								      _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"invalid-mechanism">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_invalid_mechanism(__TopXMLNS,
									__IgnoreEls,
									_el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_invalid_mechanism(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
									__IgnoreEls,
									_el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"malformed-request">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_malformed_request(__TopXMLNS,
									__IgnoreEls,
									_el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_malformed_request(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
									__IgnoreEls,
									_el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"mechanism-too-weak">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_mechanism_too_weak(__TopXMLNS,
									 __IgnoreEls,
									 _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_mechanism_too_weak(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
									 __IgnoreEls,
									 _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"not-authorized">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_not_authorized(__TopXMLNS,
								     __IgnoreEls,
								     _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
								     __IgnoreEls,
								     _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"bad-protocol">>, _attrs, _} = _el | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_bad_protocol(__TopXMLNS,
								   __IgnoreEls,
								   _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_bad_protocol(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
								   __IgnoreEls,
								   _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"temporary-auth-failure">>, _attrs, _} = _el
			 | _els],
			Text, Reason) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_temporary_auth_failure(__TopXMLNS,
									     __IgnoreEls,
									     _el));
      <<"urn:ietf:params:xml:ns:xmpp-sasl">> ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text,
				  decode_sasl_failure_temporary_auth_failure(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
									     __IgnoreEls,
									     _el));
      _ ->
	  decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
				  Text, Reason)
    end;
decode_sasl_failure_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Text, Reason) ->
    decode_sasl_failure_els(__TopXMLNS, __IgnoreEls, _els,
			    Text, Reason).

encode_sasl_failure({sasl_failure, Reason, Text},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_sasl_failure_$text'(Text,
						     __NewTopXMLNS,
						     'encode_sasl_failure_$reason'(Reason,
										   __NewTopXMLNS,
										   []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"failure">>, _attrs, _els}.

'encode_sasl_failure_$text'([], __TopXMLNS, _acc) ->
    _acc;
'encode_sasl_failure_$text'([Text | _els], __TopXMLNS,
			    _acc) ->
    'encode_sasl_failure_$text'(_els, __TopXMLNS,
				[encode_sasl_failure_text(Text, __TopXMLNS)
				 | _acc]).

'encode_sasl_failure_$reason'(undefined, __TopXMLNS,
			      _acc) ->
    _acc;
'encode_sasl_failure_$reason'(aborted = Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_aborted(Reason, __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('account-disabled' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_account_disabled(Reason,
					  __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('credentials-expired' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_credentials_expired(Reason,
					     __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('encryption-required' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_encryption_required(Reason,
					     __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('incorrect-encoding' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_incorrect_encoding(Reason,
					    __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('invalid-authzid' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_invalid_authzid(Reason, __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('invalid-mechanism' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_invalid_mechanism(Reason,
					   __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('malformed-request' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_malformed_request(Reason,
					   __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('mechanism-too-weak' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_mechanism_too_weak(Reason,
					    __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('not-authorized' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_not_authorized(Reason, __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('bad-protocol' = Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_bad_protocol(Reason, __TopXMLNS)
     | _acc];
'encode_sasl_failure_$reason'('temporary-auth-failure' =
				  Reason,
			      __TopXMLNS, _acc) ->
    [encode_sasl_failure_temporary_auth_failure(Reason,
						__TopXMLNS)
     | _acc].

decode_sasl_failure_temporary_auth_failure(__TopXMLNS,
					   __IgnoreEls,
					   {xmlel, <<"temporary-auth-failure">>,
					    _attrs, _els}) ->
    'temporary-auth-failure'.

encode_sasl_failure_temporary_auth_failure('temporary-auth-failure',
					   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"temporary-auth-failure">>, _attrs, _els}.

decode_sasl_failure_bad_protocol(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"bad-protocol">>, _attrs, _els}) ->
    'bad-protocol'.

encode_sasl_failure_bad_protocol('bad-protocol',
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"bad-protocol">>, _attrs, _els}.

decode_sasl_failure_not_authorized(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"not-authorized">>, _attrs,
				    _els}) ->
    'not-authorized'.

encode_sasl_failure_not_authorized('not-authorized',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-authorized">>, _attrs, _els}.

decode_sasl_failure_mechanism_too_weak(__TopXMLNS,
				       __IgnoreEls,
				       {xmlel, <<"mechanism-too-weak">>, _attrs,
					_els}) ->
    'mechanism-too-weak'.

encode_sasl_failure_mechanism_too_weak('mechanism-too-weak',
				       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"mechanism-too-weak">>, _attrs, _els}.

decode_sasl_failure_malformed_request(__TopXMLNS,
				      __IgnoreEls,
				      {xmlel, <<"malformed-request">>, _attrs,
				       _els}) ->
    'malformed-request'.

encode_sasl_failure_malformed_request('malformed-request',
				      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"malformed-request">>, _attrs, _els}.

decode_sasl_failure_invalid_mechanism(__TopXMLNS,
				      __IgnoreEls,
				      {xmlel, <<"invalid-mechanism">>, _attrs,
				       _els}) ->
    'invalid-mechanism'.

encode_sasl_failure_invalid_mechanism('invalid-mechanism',
				      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-mechanism">>, _attrs, _els}.

decode_sasl_failure_invalid_authzid(__TopXMLNS,
				    __IgnoreEls,
				    {xmlel, <<"invalid-authzid">>, _attrs,
				     _els}) ->
    'invalid-authzid'.

encode_sasl_failure_invalid_authzid('invalid-authzid',
				    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"invalid-authzid">>, _attrs, _els}.

decode_sasl_failure_incorrect_encoding(__TopXMLNS,
				       __IgnoreEls,
				       {xmlel, <<"incorrect-encoding">>, _attrs,
					_els}) ->
    'incorrect-encoding'.

encode_sasl_failure_incorrect_encoding('incorrect-encoding',
				       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"incorrect-encoding">>, _attrs, _els}.

decode_sasl_failure_encryption_required(__TopXMLNS,
					__IgnoreEls,
					{xmlel, <<"encryption-required">>,
					 _attrs, _els}) ->
    'encryption-required'.

encode_sasl_failure_encryption_required('encryption-required',
					__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"encryption-required">>, _attrs, _els}.

decode_sasl_failure_credentials_expired(__TopXMLNS,
					__IgnoreEls,
					{xmlel, <<"credentials-expired">>,
					 _attrs, _els}) ->
    'credentials-expired'.

encode_sasl_failure_credentials_expired('credentials-expired',
					__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"credentials-expired">>, _attrs, _els}.

decode_sasl_failure_account_disabled(__TopXMLNS,
				     __IgnoreEls,
				     {xmlel, <<"account-disabled">>, _attrs,
				      _els}) ->
    'account-disabled'.

encode_sasl_failure_account_disabled('account-disabled',
				     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"account-disabled">>, _attrs, _els}.

decode_sasl_failure_aborted(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"aborted">>, _attrs, _els}) ->
    aborted.

encode_sasl_failure_aborted(aborted, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"aborted">>, _attrs, _els}.

decode_sasl_failure_text(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"text">>, _attrs, _els}) ->
    Data = decode_sasl_failure_text_els(__TopXMLNS,
					__IgnoreEls, _els, <<>>),
    Lang = decode_sasl_failure_text_attrs(__TopXMLNS,
					  _attrs, undefined),
    {text, Lang, Data}.

decode_sasl_failure_text_els(__TopXMLNS, __IgnoreEls,
			     [], Data) ->
    decode_sasl_failure_text_cdata(__TopXMLNS, Data);
decode_sasl_failure_text_els(__TopXMLNS, __IgnoreEls,
			     [{xmlcdata, _data} | _els], Data) ->
    decode_sasl_failure_text_els(__TopXMLNS, __IgnoreEls,
				 _els, <<Data/binary, _data/binary>>);
decode_sasl_failure_text_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Data) ->
    decode_sasl_failure_text_els(__TopXMLNS, __IgnoreEls,
				 _els, Data).

decode_sasl_failure_text_attrs(__TopXMLNS,
			       [{<<"xml:lang">>, _val} | _attrs], _Lang) ->
    decode_sasl_failure_text_attrs(__TopXMLNS, _attrs,
				   _val);
decode_sasl_failure_text_attrs(__TopXMLNS, [_ | _attrs],
			       Lang) ->
    decode_sasl_failure_text_attrs(__TopXMLNS, _attrs,
				   Lang);
decode_sasl_failure_text_attrs(__TopXMLNS, [], Lang) ->
    'decode_sasl_failure_text_attr_xml:lang'(__TopXMLNS,
					     Lang).

encode_sasl_failure_text({text, Lang, Data},
			 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = encode_sasl_failure_text_cdata(Data, []),
    _attrs = 'encode_sasl_failure_text_attr_xml:lang'(Lang,
						      enc_xmlns_attrs(__NewTopXMLNS,
								      __TopXMLNS)),
    {xmlel, <<"text">>, _attrs, _els}.

'decode_sasl_failure_text_attr_xml:lang'(__TopXMLNS,
					 undefined) ->
    <<>>;
'decode_sasl_failure_text_attr_xml:lang'(__TopXMLNS,
					 _val) ->
    _val.

'encode_sasl_failure_text_attr_xml:lang'(<<>>, _acc) ->
    _acc;
'encode_sasl_failure_text_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_sasl_failure_text_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_sasl_failure_text_cdata(__TopXMLNS, _val) ->
    _val.

encode_sasl_failure_text_cdata(<<>>, _acc) -> _acc;
encode_sasl_failure_text_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_sasl_success(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"success">>, _attrs, _els}) ->
    Text = decode_sasl_success_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    {sasl_success, Text}.

decode_sasl_success_els(__TopXMLNS, __IgnoreEls, [],
			Text) ->
    decode_sasl_success_cdata(__TopXMLNS, Text);
decode_sasl_success_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Text) ->
    decode_sasl_success_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Text/binary, _data/binary>>);
decode_sasl_success_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Text) ->
    decode_sasl_success_els(__TopXMLNS, __IgnoreEls, _els,
			    Text).

encode_sasl_success({sasl_success, Text}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = encode_sasl_success_cdata(Text, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"success">>, _attrs, _els}.

decode_sasl_success_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_sasl_success_cdata(__TopXMLNS, _val) ->
    case catch base64:mime_decode(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"success">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sasl_success_cdata(<<>>, _acc) -> _acc;
encode_sasl_success_cdata(_val, _acc) ->
    [{xmlcdata, base64:encode(_val)} | _acc].

decode_sasl_response(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"response">>, _attrs, _els}) ->
    Text = decode_sasl_response_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    {sasl_response, Text}.

decode_sasl_response_els(__TopXMLNS, __IgnoreEls, [],
			 Text) ->
    decode_sasl_response_cdata(__TopXMLNS, Text);
decode_sasl_response_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Text) ->
    decode_sasl_response_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Text/binary, _data/binary>>);
decode_sasl_response_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Text) ->
    decode_sasl_response_els(__TopXMLNS, __IgnoreEls, _els,
			     Text).

encode_sasl_response({sasl_response, Text},
		     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = encode_sasl_response_cdata(Text, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"response">>, _attrs, _els}.

decode_sasl_response_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_sasl_response_cdata(__TopXMLNS, _val) ->
    case catch base64:mime_decode(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"response">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sasl_response_cdata(<<>>, _acc) -> _acc;
encode_sasl_response_cdata(_val, _acc) ->
    [{xmlcdata, base64:encode(_val)} | _acc].

decode_sasl_challenge(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"challenge">>, _attrs, _els}) ->
    Text = decode_sasl_challenge_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    {sasl_challenge, Text}.

decode_sasl_challenge_els(__TopXMLNS, __IgnoreEls, [],
			  Text) ->
    decode_sasl_challenge_cdata(__TopXMLNS, Text);
decode_sasl_challenge_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Text) ->
    decode_sasl_challenge_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Text/binary, _data/binary>>);
decode_sasl_challenge_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Text) ->
    decode_sasl_challenge_els(__TopXMLNS, __IgnoreEls, _els,
			      Text).

encode_sasl_challenge({sasl_challenge, Text},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = encode_sasl_challenge_cdata(Text, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"challenge">>, _attrs, _els}.

decode_sasl_challenge_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_sasl_challenge_cdata(__TopXMLNS, _val) ->
    case catch base64:mime_decode(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"challenge">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sasl_challenge_cdata(<<>>, _acc) -> _acc;
encode_sasl_challenge_cdata(_val, _acc) ->
    [{xmlcdata, base64:encode(_val)} | _acc].

decode_sasl_abort(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"abort">>, _attrs, _els}) ->
    {sasl_abort}.

encode_sasl_abort({sasl_abort}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"abort">>, _attrs, _els}.

decode_sasl_auth(__TopXMLNS, __IgnoreEls,
		 {xmlel, <<"auth">>, _attrs, _els}) ->
    Text = decode_sasl_auth_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Mechanism = decode_sasl_auth_attrs(__TopXMLNS, _attrs,
				       undefined),
    {sasl_auth, Mechanism, Text}.

decode_sasl_auth_els(__TopXMLNS, __IgnoreEls, [],
		     Text) ->
    decode_sasl_auth_cdata(__TopXMLNS, Text);
decode_sasl_auth_els(__TopXMLNS, __IgnoreEls,
		     [{xmlcdata, _data} | _els], Text) ->
    decode_sasl_auth_els(__TopXMLNS, __IgnoreEls, _els,
			 <<Text/binary, _data/binary>>);
decode_sasl_auth_els(__TopXMLNS, __IgnoreEls,
		     [_ | _els], Text) ->
    decode_sasl_auth_els(__TopXMLNS, __IgnoreEls, _els,
			 Text).

decode_sasl_auth_attrs(__TopXMLNS,
		       [{<<"mechanism">>, _val} | _attrs], _Mechanism) ->
    decode_sasl_auth_attrs(__TopXMLNS, _attrs, _val);
decode_sasl_auth_attrs(__TopXMLNS, [_ | _attrs],
		       Mechanism) ->
    decode_sasl_auth_attrs(__TopXMLNS, _attrs, Mechanism);
decode_sasl_auth_attrs(__TopXMLNS, [], Mechanism) ->
    decode_sasl_auth_attr_mechanism(__TopXMLNS, Mechanism).

encode_sasl_auth({sasl_auth, Mechanism, Text},
		 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-sasl">>,
			 [], __TopXMLNS),
    _els = encode_sasl_auth_cdata(Text, []),
    _attrs = encode_sasl_auth_attr_mechanism(Mechanism,
					     enc_xmlns_attrs(__NewTopXMLNS,
							     __TopXMLNS)),
    {xmlel, <<"auth">>, _attrs, _els}.

decode_sasl_auth_attr_mechanism(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"mechanism">>, <<"auth">>,
		   __TopXMLNS}});
decode_sasl_auth_attr_mechanism(__TopXMLNS, _val) ->
    _val.

encode_sasl_auth_attr_mechanism(_val, _acc) ->
    [{<<"mechanism">>, _val} | _acc].

decode_sasl_auth_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_sasl_auth_cdata(__TopXMLNS, _val) ->
    case catch base64:mime_decode(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"auth">>, __TopXMLNS}});
      _res -> _res
    end.

encode_sasl_auth_cdata(<<>>, _acc) -> _acc;
encode_sasl_auth_cdata(_val, _acc) ->
    [{xmlcdata, base64:encode(_val)} | _acc].

decode_legacy_auth(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"query">>, _attrs, _els}) ->
    {Digest, Password, Resource, Username} =
	decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
			       undefined, undefined, undefined, undefined),
    {legacy_auth, Username, Password, Digest, Resource}.

decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, [],
		       Digest, Password, Resource, Username) ->
    {Digest, Password, Resource, Username};
decode_legacy_auth_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"username">>, _attrs, _} = _el | _els],
		       Digest, Password, Resource, Username) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password, Resource,
				 decode_legacy_auth_username(__TopXMLNS,
							     __IgnoreEls, _el));
      <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password, Resource,
				 decode_legacy_auth_username(<<"jabber:iq:auth">>,
							     __IgnoreEls, _el));
      _ ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password, Resource, Username)
    end;
decode_legacy_auth_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"password">>, _attrs, _} = _el | _els],
		       Digest, Password, Resource, Username) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest,
				 decode_legacy_auth_password(__TopXMLNS,
							     __IgnoreEls, _el),
				 Resource, Username);
      <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest,
				 decode_legacy_auth_password(<<"jabber:iq:auth">>,
							     __IgnoreEls, _el),
				 Resource, Username);
      _ ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password, Resource, Username)
    end;
decode_legacy_auth_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"digest">>, _attrs, _} = _el | _els], Digest,
		       Password, Resource, Username) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_legacy_auth_digest(__TopXMLNS,
							   __IgnoreEls, _el),
				 Password, Resource, Username);
      <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 decode_legacy_auth_digest(<<"jabber:iq:auth">>,
							   __IgnoreEls, _el),
				 Password, Resource, Username);
      _ ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password, Resource, Username)
    end;
decode_legacy_auth_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"resource">>, _attrs, _} = _el | _els],
		       Digest, Password, Resource, Username) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password,
				 decode_legacy_auth_resource(__TopXMLNS,
							     __IgnoreEls, _el),
				 Username);
      <<"jabber:iq:auth">> ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password,
				 decode_legacy_auth_resource(<<"jabber:iq:auth">>,
							     __IgnoreEls, _el),
				 Username);
      _ ->
	  decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
				 Digest, Password, Resource, Username)
    end;
decode_legacy_auth_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Digest, Password, Resource, Username) ->
    decode_legacy_auth_els(__TopXMLNS, __IgnoreEls, _els,
			   Digest, Password, Resource, Username).

encode_legacy_auth({legacy_auth, Username, Password,
		    Digest, Resource},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:auth">>,
				     [], __TopXMLNS),
    _els =
	lists:reverse('encode_legacy_auth_$digest'(Digest,
						   __NewTopXMLNS,
						   'encode_legacy_auth_$password'(Password,
										  __NewTopXMLNS,
										  'encode_legacy_auth_$resource'(Resource,
														 __NewTopXMLNS,
														 'encode_legacy_auth_$username'(Username,
																		__NewTopXMLNS,
																		[]))))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_legacy_auth_$digest'(undefined, __TopXMLNS,
			     _acc) ->
    _acc;
'encode_legacy_auth_$digest'(Digest, __TopXMLNS,
			     _acc) ->
    [encode_legacy_auth_digest(Digest, __TopXMLNS) | _acc].

'encode_legacy_auth_$password'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_legacy_auth_$password'(Password, __TopXMLNS,
			       _acc) ->
    [encode_legacy_auth_password(Password, __TopXMLNS)
     | _acc].

'encode_legacy_auth_$resource'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_legacy_auth_$resource'(Resource, __TopXMLNS,
			       _acc) ->
    [encode_legacy_auth_resource(Resource, __TopXMLNS)
     | _acc].

'encode_legacy_auth_$username'(undefined, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_legacy_auth_$username'(Username, __TopXMLNS,
			       _acc) ->
    [encode_legacy_auth_username(Username, __TopXMLNS)
     | _acc].

decode_legacy_auth_resource(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"resource">>, _attrs, _els}) ->
    Cdata = decode_legacy_auth_resource_els(__TopXMLNS,
					    __IgnoreEls, _els, <<>>),
    Cdata.

decode_legacy_auth_resource_els(__TopXMLNS, __IgnoreEls,
				[], Cdata) ->
    decode_legacy_auth_resource_cdata(__TopXMLNS, Cdata);
decode_legacy_auth_resource_els(__TopXMLNS, __IgnoreEls,
				[{xmlcdata, _data} | _els], Cdata) ->
    decode_legacy_auth_resource_els(__TopXMLNS, __IgnoreEls,
				    _els, <<Cdata/binary, _data/binary>>);
decode_legacy_auth_resource_els(__TopXMLNS, __IgnoreEls,
				[_ | _els], Cdata) ->
    decode_legacy_auth_resource_els(__TopXMLNS, __IgnoreEls,
				    _els, Cdata).

encode_legacy_auth_resource(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:auth">>,
				     [], __TopXMLNS),
    _els = encode_legacy_auth_resource_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"resource">>, _attrs, _els}.

decode_legacy_auth_resource_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_legacy_auth_resource_cdata(__TopXMLNS, _val) ->
    _val.

encode_legacy_auth_resource_cdata(<<>>, _acc) -> _acc;
encode_legacy_auth_resource_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_legacy_auth_digest(__TopXMLNS, __IgnoreEls,
			  {xmlel, <<"digest">>, _attrs, _els}) ->
    Cdata = decode_legacy_auth_digest_els(__TopXMLNS,
					  __IgnoreEls, _els, <<>>),
    Cdata.

decode_legacy_auth_digest_els(__TopXMLNS, __IgnoreEls,
			      [], Cdata) ->
    decode_legacy_auth_digest_cdata(__TopXMLNS, Cdata);
decode_legacy_auth_digest_els(__TopXMLNS, __IgnoreEls,
			      [{xmlcdata, _data} | _els], Cdata) ->
    decode_legacy_auth_digest_els(__TopXMLNS, __IgnoreEls,
				  _els, <<Cdata/binary, _data/binary>>);
decode_legacy_auth_digest_els(__TopXMLNS, __IgnoreEls,
			      [_ | _els], Cdata) ->
    decode_legacy_auth_digest_els(__TopXMLNS, __IgnoreEls,
				  _els, Cdata).

encode_legacy_auth_digest(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:auth">>,
				     [], __TopXMLNS),
    _els = encode_legacy_auth_digest_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"digest">>, _attrs, _els}.

decode_legacy_auth_digest_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_legacy_auth_digest_cdata(__TopXMLNS, _val) ->
    _val.

encode_legacy_auth_digest_cdata(<<>>, _acc) -> _acc;
encode_legacy_auth_digest_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_legacy_auth_password(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"password">>, _attrs, _els}) ->
    Cdata = decode_legacy_auth_password_els(__TopXMLNS,
					    __IgnoreEls, _els, <<>>),
    Cdata.

decode_legacy_auth_password_els(__TopXMLNS, __IgnoreEls,
				[], Cdata) ->
    decode_legacy_auth_password_cdata(__TopXMLNS, Cdata);
decode_legacy_auth_password_els(__TopXMLNS, __IgnoreEls,
				[{xmlcdata, _data} | _els], Cdata) ->
    decode_legacy_auth_password_els(__TopXMLNS, __IgnoreEls,
				    _els, <<Cdata/binary, _data/binary>>);
decode_legacy_auth_password_els(__TopXMLNS, __IgnoreEls,
				[_ | _els], Cdata) ->
    decode_legacy_auth_password_els(__TopXMLNS, __IgnoreEls,
				    _els, Cdata).

encode_legacy_auth_password(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:auth">>,
				     [], __TopXMLNS),
    _els = encode_legacy_auth_password_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"password">>, _attrs, _els}.

decode_legacy_auth_password_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_legacy_auth_password_cdata(__TopXMLNS, _val) ->
    _val.

encode_legacy_auth_password_cdata(<<>>, _acc) -> _acc;
encode_legacy_auth_password_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_legacy_auth_username(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"username">>, _attrs, _els}) ->
    Cdata = decode_legacy_auth_username_els(__TopXMLNS,
					    __IgnoreEls, _els, <<>>),
    Cdata.

decode_legacy_auth_username_els(__TopXMLNS, __IgnoreEls,
				[], Cdata) ->
    decode_legacy_auth_username_cdata(__TopXMLNS, Cdata);
decode_legacy_auth_username_els(__TopXMLNS, __IgnoreEls,
				[{xmlcdata, _data} | _els], Cdata) ->
    decode_legacy_auth_username_els(__TopXMLNS, __IgnoreEls,
				    _els, <<Cdata/binary, _data/binary>>);
decode_legacy_auth_username_els(__TopXMLNS, __IgnoreEls,
				[_ | _els], Cdata) ->
    decode_legacy_auth_username_els(__TopXMLNS, __IgnoreEls,
				    _els, Cdata).

encode_legacy_auth_username(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:auth">>,
				     [], __TopXMLNS),
    _els = encode_legacy_auth_username_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"username">>, _attrs, _els}.

decode_legacy_auth_username_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_legacy_auth_username_cdata(__TopXMLNS, _val) ->
    _val.

encode_legacy_auth_username_cdata(<<>>, _acc) -> _acc;
encode_legacy_auth_username_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_bind(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"bind">>, _attrs, _els}) ->
    {Jid, Resource} = decode_bind_els(__TopXMLNS,
				      __IgnoreEls, _els, undefined, <<>>),
    {bind, Jid, Resource}.

decode_bind_els(__TopXMLNS, __IgnoreEls, [], Jid,
		Resource) ->
    {Jid, Resource};
decode_bind_els(__TopXMLNS, __IgnoreEls,
		[{xmlel, <<"jid">>, _attrs, _} = _el | _els], Jid,
		Resource) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-bind">> ->
	  decode_bind_els(__TopXMLNS, __IgnoreEls, _els,
			  decode_bind_jid(__TopXMLNS, __IgnoreEls, _el),
			  Resource);
      <<"urn:ietf:params:xml:ns:xmpp-bind">> ->
	  decode_bind_els(__TopXMLNS, __IgnoreEls, _els,
			  decode_bind_jid(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
					  __IgnoreEls, _el),
			  Resource);
      _ ->
	  decode_bind_els(__TopXMLNS, __IgnoreEls, _els, Jid,
			  Resource)
    end;
decode_bind_els(__TopXMLNS, __IgnoreEls,
		[{xmlel, <<"resource">>, _attrs, _} = _el | _els], Jid,
		Resource) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"urn:ietf:params:xml:ns:xmpp-bind">> ->
	  decode_bind_els(__TopXMLNS, __IgnoreEls, _els, Jid,
			  decode_bind_resource(__TopXMLNS, __IgnoreEls, _el));
      <<"urn:ietf:params:xml:ns:xmpp-bind">> ->
	  decode_bind_els(__TopXMLNS, __IgnoreEls, _els, Jid,
			  decode_bind_resource(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
					       __IgnoreEls, _el));
      _ ->
	  decode_bind_els(__TopXMLNS, __IgnoreEls, _els, Jid,
			  Resource)
    end;
decode_bind_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		Jid, Resource) ->
    decode_bind_els(__TopXMLNS, __IgnoreEls, _els, Jid,
		    Resource).

encode_bind({bind, Jid, Resource}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_bind_$jid'(Jid,
					    __NewTopXMLNS,
					    'encode_bind_$resource'(Resource,
								    __NewTopXMLNS,
								    []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"bind">>, _attrs, _els}.

'encode_bind_$jid'(undefined, __TopXMLNS, _acc) -> _acc;
'encode_bind_$jid'(Jid, __TopXMLNS, _acc) ->
    [encode_bind_jid(Jid, __TopXMLNS) | _acc].

'encode_bind_$resource'(<<>>, __TopXMLNS, _acc) -> _acc;
'encode_bind_$resource'(Resource, __TopXMLNS, _acc) ->
    [encode_bind_resource(Resource, __TopXMLNS) | _acc].

decode_bind_resource(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"resource">>, _attrs, _els}) ->
    Cdata = decode_bind_resource_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_bind_resource_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_bind_resource_cdata(__TopXMLNS, Cdata);
decode_bind_resource_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_bind_resource_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_bind_resource_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_bind_resource_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_bind_resource(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
			 [], __TopXMLNS),
    _els = encode_bind_resource_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"resource">>, _attrs, _els}.

decode_bind_resource_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_bind_resource_cdata(__TopXMLNS, _val) ->
    case catch resourceprep(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"resource">>, __TopXMLNS}});
      _res -> _res
    end.

encode_bind_resource_cdata(<<>>, _acc) -> _acc;
encode_bind_resource_cdata(_val, _acc) ->
    [{xmlcdata, resourceprep(_val)} | _acc].

decode_bind_jid(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"jid">>, _attrs, _els}) ->
    Cdata = decode_bind_jid_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    Cdata.

decode_bind_jid_els(__TopXMLNS, __IgnoreEls, [],
		    Cdata) ->
    decode_bind_jid_cdata(__TopXMLNS, Cdata);
decode_bind_jid_els(__TopXMLNS, __IgnoreEls,
		    [{xmlcdata, _data} | _els], Cdata) ->
    decode_bind_jid_els(__TopXMLNS, __IgnoreEls, _els,
			<<Cdata/binary, _data/binary>>);
decode_bind_jid_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Cdata) ->
    decode_bind_jid_els(__TopXMLNS, __IgnoreEls, _els,
			Cdata).

encode_bind_jid(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-bind">>,
			 [], __TopXMLNS),
    _els = encode_bind_jid_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"jid">>, _attrs, _els}.

decode_bind_jid_cdata(__TopXMLNS, <<>>) -> undefined;
decode_bind_jid_cdata(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"jid">>, __TopXMLNS}});
      _res -> _res
    end.

encode_bind_jid_cdata(undefined, _acc) -> _acc;
encode_bind_jid_cdata(_val, _acc) ->
    [{xmlcdata, enc_jid(_val)} | _acc].

decode_error(__TopXMLNS, __IgnoreEls,
	     {xmlel, <<"error">>, _attrs, _els}) ->
    {Text, Reason, __Els} = decode_error_els(__TopXMLNS,
					     __IgnoreEls, _els, undefined,
					     undefined, []),
    {Type, Code, By} = decode_error_attrs(__TopXMLNS,
					  _attrs, undefined, undefined,
					  undefined),
    {stanza_error, Type, Code, By, Reason, Text, __Els}.

decode_error_els(__TopXMLNS, __IgnoreEls, [], Text,
		 Reason, __Els) ->
    {Text, Reason, lists:reverse(__Els)};
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"text">>, _attrs, _} = _el | _els], Text,
		 Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els,
			   decode_error_text(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     __IgnoreEls, _el),
			   Reason, __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"bad-request">>, _attrs, _} = _el | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_bad_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						    __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"conflict">>, _attrs, _} = _el | _els], Text,
		 Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_conflict(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						 __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"feature-not-implemented">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_feature_not_implemented(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								__IgnoreEls,
								_el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"forbidden">>, _attrs, _} = _el | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_forbidden(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						  __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"gone">>, _attrs, _} = _el | _els], Text,
		 Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_gone(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
					     __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"internal-server-error">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_internal_server_error(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							      __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"item-not-found">>, _attrs, _} = _el | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_item_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						       __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"jid-malformed">>, _attrs, _} = _el | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_jid_malformed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						      __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"not-acceptable">>, _attrs, _} = _el | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_not_acceptable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						       __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"not-allowed">>, _attrs, _} = _el | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_not_allowed(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						    __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"not-authorized">>, _attrs, _} = _el | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_not_authorized(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						       __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"payment-required">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_payment_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							 __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"policy-violation">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_policy_violation(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							 __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"recipient-unavailable">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_recipient_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							      __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"redirect">>, _attrs, _} = _el | _els], Text,
		 Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_redirect(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
						 __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"registration-required">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_registration_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							      __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"remote-server-not-found">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_remote_server_not_found(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
								__IgnoreEls,
								_el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"remote-server-timeout">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_remote_server_timeout(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							      __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"resource-constraint">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_resource_constraint(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							    __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"service-unavailable">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_service_unavailable(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							    __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"subscription-required">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_subscription_required(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							      __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"undefined-condition">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_undefined_condition(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							    __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"unexpected-request">>, _attrs, _} = _el
		  | _els],
		 Text, Reason, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"urn:ietf:params:xml:ns:xmpp-stanzas">> ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   decode_error_unexpected_request(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
							   __IgnoreEls, _el),
			   __Els);
      _ ->
	  decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			   Reason, __Els)
    end;
decode_error_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, _, _, _} = _el | _els], Text, Reason, __Els) ->
    if __IgnoreEls ->
	   decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
			    Reason, [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
				  Reason,
				  [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
				  Reason, __Els)
	   end
    end;
decode_error_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		 Text, Reason, __Els) ->
    decode_error_els(__TopXMLNS, __IgnoreEls, _els, Text,
		     Reason, __Els).

decode_error_attrs(__TopXMLNS,
		   [{<<"type">>, _val} | _attrs], _Type, Code, By) ->
    decode_error_attrs(__TopXMLNS, _attrs, _val, Code, By);
decode_error_attrs(__TopXMLNS,
		   [{<<"code">>, _val} | _attrs], Type, _Code, By) ->
    decode_error_attrs(__TopXMLNS, _attrs, Type, _val, By);
decode_error_attrs(__TopXMLNS,
		   [{<<"by">>, _val} | _attrs], Type, Code, _By) ->
    decode_error_attrs(__TopXMLNS, _attrs, Type, Code,
		       _val);
decode_error_attrs(__TopXMLNS, [_ | _attrs], Type, Code,
		   By) ->
    decode_error_attrs(__TopXMLNS, _attrs, Type, Code, By);
decode_error_attrs(__TopXMLNS, [], Type, Code, By) ->
    {decode_error_attr_type(__TopXMLNS, Type),
     decode_error_attr_code(__TopXMLNS, Code),
     decode_error_attr_by(__TopXMLNS, By)}.

encode_error({stanza_error, Type, Code, By, Reason,
	      Text, __Els},
	     __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els] ++
	     lists:reverse('encode_error_$text'(Text, __NewTopXMLNS,
						'encode_error_$reason'(Reason,
								       __NewTopXMLNS,
								       []))),
    _attrs = encode_error_attr_by(By,
				  encode_error_attr_code(Code,
							 encode_error_attr_type(Type,
										enc_xmlns_attrs(__NewTopXMLNS,
												__TopXMLNS)))),
    {xmlel, <<"error">>, _attrs, _els}.

'encode_error_$text'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_error_$text'(Text, __TopXMLNS, _acc) ->
    [encode_error_text(Text, __TopXMLNS) | _acc].

'encode_error_$reason'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_error_$reason'('bad-request' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_bad_request(Reason, __TopXMLNS) | _acc];
'encode_error_$reason'(conflict = Reason, __TopXMLNS,
		       _acc) ->
    [encode_error_conflict(Reason, __TopXMLNS) | _acc];
'encode_error_$reason'('feature-not-implemented' =
			   Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_feature_not_implemented(Reason,
					  __TopXMLNS)
     | _acc];
'encode_error_$reason'(forbidden = Reason, __TopXMLNS,
		       _acc) ->
    [encode_error_forbidden(Reason, __TopXMLNS) | _acc];
'encode_error_$reason'({gone, _} = Reason, __TopXMLNS,
		       _acc) ->
    [encode_error_gone(Reason, __TopXMLNS) | _acc];
'encode_error_$reason'('internal-server-error' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_internal_server_error(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('item-not-found' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_item_not_found(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('jid-malformed' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_jid_malformed(Reason, __TopXMLNS) | _acc];
'encode_error_$reason'('not-acceptable' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_not_acceptable(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('not-allowed' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_not_allowed(Reason, __TopXMLNS) | _acc];
'encode_error_$reason'('not-authorized' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_not_authorized(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('payment-required' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_payment_required(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('policy-violation' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_policy_violation(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('recipient-unavailable' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_recipient_unavailable(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'({redirect, _} = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_redirect(Reason, __TopXMLNS) | _acc];
'encode_error_$reason'('registration-required' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_registration_required(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('remote-server-not-found' =
			   Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_remote_server_not_found(Reason,
					  __TopXMLNS)
     | _acc];
'encode_error_$reason'('remote-server-timeout' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_remote_server_timeout(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('resource-constraint' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_resource_constraint(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('service-unavailable' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_service_unavailable(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('subscription-required' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_subscription_required(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('undefined-condition' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_undefined_condition(Reason, __TopXMLNS)
     | _acc];
'encode_error_$reason'('unexpected-request' = Reason,
		       __TopXMLNS, _acc) ->
    [encode_error_unexpected_request(Reason, __TopXMLNS)
     | _acc].

decode_error_attr_type(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"type">>, <<"error">>, __TopXMLNS}});
decode_error_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[auth, cancel, continue, modify, wait])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"error">>, __TopXMLNS}});
      _res -> _res
    end.

encode_error_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_error_attr_code(__TopXMLNS, undefined) ->
    undefined;
decode_error_attr_code(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"code">>, <<"error">>, __TopXMLNS}});
      _res -> _res
    end.

encode_error_attr_code(undefined, _acc) -> _acc;
encode_error_attr_code(_val, _acc) ->
    [{<<"code">>, enc_int(_val)} | _acc].

decode_error_attr_by(__TopXMLNS, undefined) -> <<>>;
decode_error_attr_by(__TopXMLNS, _val) -> _val.

encode_error_attr_by(<<>>, _acc) -> _acc;
encode_error_attr_by(_val, _acc) ->
    [{<<"by">>, _val} | _acc].

decode_error_text(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"text">>, _attrs, _els}) ->
    Data = decode_error_text_els(__TopXMLNS, __IgnoreEls,
				 _els, <<>>),
    Lang = decode_error_text_attrs(__TopXMLNS, _attrs,
				   undefined),
    {text, Lang, Data}.

decode_error_text_els(__TopXMLNS, __IgnoreEls, [],
		      Data) ->
    decode_error_text_cdata(__TopXMLNS, Data);
decode_error_text_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Data) ->
    decode_error_text_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Data/binary, _data/binary>>);
decode_error_text_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Data) ->
    decode_error_text_els(__TopXMLNS, __IgnoreEls, _els,
			  Data).

decode_error_text_attrs(__TopXMLNS,
			[{<<"xml:lang">>, _val} | _attrs], _Lang) ->
    decode_error_text_attrs(__TopXMLNS, _attrs, _val);
decode_error_text_attrs(__TopXMLNS, [_ | _attrs],
			Lang) ->
    decode_error_text_attrs(__TopXMLNS, _attrs, Lang);
decode_error_text_attrs(__TopXMLNS, [], Lang) ->
    'decode_error_text_attr_xml:lang'(__TopXMLNS, Lang).

encode_error_text({text, Lang, Data}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = encode_error_text_cdata(Data, []),
    _attrs = 'encode_error_text_attr_xml:lang'(Lang,
					       enc_xmlns_attrs(__NewTopXMLNS,
							       __TopXMLNS)),
    {xmlel, <<"text">>, _attrs, _els}.

'decode_error_text_attr_xml:lang'(__TopXMLNS,
				  undefined) ->
    <<>>;
'decode_error_text_attr_xml:lang'(__TopXMLNS, _val) ->
    _val.

'encode_error_text_attr_xml:lang'(<<>>, _acc) -> _acc;
'encode_error_text_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_error_text_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_error_text_cdata(__TopXMLNS, _val) -> _val.

encode_error_text_cdata(<<>>, _acc) -> _acc;
encode_error_text_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_error_unexpected_request(__TopXMLNS, __IgnoreEls,
				{xmlel, <<"unexpected-request">>, _attrs,
				 _els}) ->
    'unexpected-request'.

encode_error_unexpected_request('unexpected-request',
				__TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unexpected-request">>, _attrs, _els}.

decode_error_undefined_condition(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"undefined-condition">>, _attrs,
				  _els}) ->
    'undefined-condition'.

encode_error_undefined_condition('undefined-condition',
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"undefined-condition">>, _attrs, _els}.

decode_error_subscription_required(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"subscription-required">>, _attrs,
				    _els}) ->
    'subscription-required'.

encode_error_subscription_required('subscription-required',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"subscription-required">>, _attrs, _els}.

decode_error_service_unavailable(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"service-unavailable">>, _attrs,
				  _els}) ->
    'service-unavailable'.

encode_error_service_unavailable('service-unavailable',
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"service-unavailable">>, _attrs, _els}.

decode_error_resource_constraint(__TopXMLNS,
				 __IgnoreEls,
				 {xmlel, <<"resource-constraint">>, _attrs,
				  _els}) ->
    'resource-constraint'.

encode_error_resource_constraint('resource-constraint',
				 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"resource-constraint">>, _attrs, _els}.

decode_error_remote_server_timeout(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"remote-server-timeout">>, _attrs,
				    _els}) ->
    'remote-server-timeout'.

encode_error_remote_server_timeout('remote-server-timeout',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"remote-server-timeout">>, _attrs, _els}.

decode_error_remote_server_not_found(__TopXMLNS,
				     __IgnoreEls,
				     {xmlel, <<"remote-server-not-found">>,
				      _attrs, _els}) ->
    'remote-server-not-found'.

encode_error_remote_server_not_found('remote-server-not-found',
				     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"remote-server-not-found">>, _attrs, _els}.

decode_error_registration_required(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"registration-required">>, _attrs,
				    _els}) ->
    'registration-required'.

encode_error_registration_required('registration-required',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"registration-required">>, _attrs, _els}.

decode_error_redirect(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"redirect">>, _attrs, _els}) ->
    Uri = decode_error_redirect_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    {redirect, Uri}.

decode_error_redirect_els(__TopXMLNS, __IgnoreEls, [],
			  Uri) ->
    decode_error_redirect_cdata(__TopXMLNS, Uri);
decode_error_redirect_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Uri) ->
    decode_error_redirect_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Uri/binary, _data/binary>>);
decode_error_redirect_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Uri) ->
    decode_error_redirect_els(__TopXMLNS, __IgnoreEls, _els,
			      Uri).

encode_error_redirect({redirect, Uri}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = encode_error_redirect_cdata(Uri, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"redirect">>, _attrs, _els}.

decode_error_redirect_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_error_redirect_cdata(__TopXMLNS, _val) -> _val.

encode_error_redirect_cdata(<<>>, _acc) -> _acc;
encode_error_redirect_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_error_recipient_unavailable(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"recipient-unavailable">>, _attrs,
				    _els}) ->
    'recipient-unavailable'.

encode_error_recipient_unavailable('recipient-unavailable',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"recipient-unavailable">>, _attrs, _els}.

decode_error_policy_violation(__TopXMLNS, __IgnoreEls,
			      {xmlel, <<"policy-violation">>, _attrs, _els}) ->
    'policy-violation'.

encode_error_policy_violation('policy-violation',
			      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"policy-violation">>, _attrs, _els}.

decode_error_payment_required(__TopXMLNS, __IgnoreEls,
			      {xmlel, <<"payment-required">>, _attrs, _els}) ->
    'payment-required'.

encode_error_payment_required('payment-required',
			      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"payment-required">>, _attrs, _els}.

decode_error_not_authorized(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"not-authorized">>, _attrs, _els}) ->
    'not-authorized'.

encode_error_not_authorized('not-authorized',
			    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-authorized">>, _attrs, _els}.

decode_error_not_allowed(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"not-allowed">>, _attrs, _els}) ->
    'not-allowed'.

encode_error_not_allowed('not-allowed', __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-allowed">>, _attrs, _els}.

decode_error_not_acceptable(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"not-acceptable">>, _attrs, _els}) ->
    'not-acceptable'.

encode_error_not_acceptable('not-acceptable',
			    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"not-acceptable">>, _attrs, _els}.

decode_error_jid_malformed(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"jid-malformed">>, _attrs, _els}) ->
    'jid-malformed'.

encode_error_jid_malformed('jid-malformed',
			   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"jid-malformed">>, _attrs, _els}.

decode_error_item_not_found(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"item-not-found">>, _attrs, _els}) ->
    'item-not-found'.

encode_error_item_not_found('item-not-found',
			    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"item-not-found">>, _attrs, _els}.

decode_error_internal_server_error(__TopXMLNS,
				   __IgnoreEls,
				   {xmlel, <<"internal-server-error">>, _attrs,
				    _els}) ->
    'internal-server-error'.

encode_error_internal_server_error('internal-server-error',
				   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"internal-server-error">>, _attrs, _els}.

decode_error_gone(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"gone">>, _attrs, _els}) ->
    Uri = decode_error_gone_els(__TopXMLNS, __IgnoreEls,
				_els, <<>>),
    {gone, Uri}.

decode_error_gone_els(__TopXMLNS, __IgnoreEls, [],
		      Uri) ->
    decode_error_gone_cdata(__TopXMLNS, Uri);
decode_error_gone_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Uri) ->
    decode_error_gone_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Uri/binary, _data/binary>>);
decode_error_gone_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Uri) ->
    decode_error_gone_els(__TopXMLNS, __IgnoreEls, _els,
			  Uri).

encode_error_gone({gone, Uri}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = encode_error_gone_cdata(Uri, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"gone">>, _attrs, _els}.

decode_error_gone_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_error_gone_cdata(__TopXMLNS, _val) -> _val.

encode_error_gone_cdata(<<>>, _acc) -> _acc;
encode_error_gone_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_error_forbidden(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"forbidden">>, _attrs, _els}) ->
    forbidden.

encode_error_forbidden(forbidden, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"forbidden">>, _attrs, _els}.

decode_error_feature_not_implemented(__TopXMLNS,
				     __IgnoreEls,
				     {xmlel, <<"feature-not-implemented">>,
				      _attrs, _els}) ->
    'feature-not-implemented'.

encode_error_feature_not_implemented('feature-not-implemented',
				     __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"feature-not-implemented">>, _attrs, _els}.

decode_error_conflict(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"conflict">>, _attrs, _els}) ->
    conflict.

encode_error_conflict(conflict, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"conflict">>, _attrs, _els}.

decode_error_bad_request(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"bad-request">>, _attrs, _els}) ->
    'bad-request'.

encode_error_bad_request('bad-request', __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:ietf:params:xml:ns:xmpp-stanzas">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"bad-request">>, _attrs, _els}.

decode_presence(__TopXMLNS, __IgnoreEls,
		{xmlel, <<"presence">>, _attrs, _els}) ->
    {Status, Show, Priority, __Els} =
	decode_presence_els(__TopXMLNS, __IgnoreEls, _els, [],
			    undefined, undefined, []),
    {Id, Type, From, To, Lang} =
	decode_presence_attrs(__TopXMLNS, _attrs, undefined,
			      undefined, undefined, undefined, undefined),
    {presence, Id, Type, Lang, From, To, Show, Status,
     Priority, __Els}.

decode_presence_els(__TopXMLNS, __IgnoreEls, [], Status,
		    Show, Priority, __Els) ->
    {lists:reverse(Status), Show, Priority,
     lists:reverse(__Els)};
decode_presence_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"show">>, _attrs, _} = _el | _els], Status,
		    Show, Priority, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"jabber:server">>;
	       __TopXMLNS == <<"jabber:component:accept">>;
	       __TopXMLNS == <<"jabber:client">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status,
			      decode_presence_show(__TopXMLNS, __IgnoreEls,
						   _el),
			      Priority, __Els);
      <<"jabber:client">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status,
			      decode_presence_show(<<"jabber:client">>,
						   __IgnoreEls, _el),
			      Priority, __Els);
      <<"jabber:server">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status,
			      decode_presence_show(<<"jabber:server">>,
						   __IgnoreEls, _el),
			      Priority, __Els);
      <<"jabber:component:accept">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status,
			      decode_presence_show(<<"jabber:component:accept">>,
						   __IgnoreEls, _el),
			      Priority, __Els);
      _ ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status, Show, Priority, __Els)
    end;
decode_presence_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"status">>, _attrs, _} = _el | _els], Status,
		    Show, Priority, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"jabber:server">>;
	       __TopXMLNS == <<"jabber:component:accept">>;
	       __TopXMLNS == <<"jabber:client">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_presence_status(__TopXMLNS, __IgnoreEls,
						      _el)
			       | Status],
			      Show, Priority, __Els);
      <<"jabber:client">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_presence_status(<<"jabber:client">>,
						      __IgnoreEls, _el)
			       | Status],
			      Show, Priority, __Els);
      <<"jabber:server">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_presence_status(<<"jabber:server">>,
						      __IgnoreEls, _el)
			       | Status],
			      Show, Priority, __Els);
      <<"jabber:component:accept">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      [decode_presence_status(<<"jabber:component:accept">>,
						      __IgnoreEls, _el)
			       | Status],
			      Show, Priority, __Els);
      _ ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status, Show, Priority, __Els)
    end;
decode_presence_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, <<"priority">>, _attrs, _} = _el | _els],
		    Status, Show, Priority, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"jabber:server">>;
	       __TopXMLNS == <<"jabber:component:accept">>;
	       __TopXMLNS == <<"jabber:client">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status, Show,
			      decode_presence_priority(__TopXMLNS, __IgnoreEls,
						       _el),
			      __Els);
      <<"jabber:client">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status, Show,
			      decode_presence_priority(<<"jabber:client">>,
						       __IgnoreEls, _el),
			      __Els);
      <<"jabber:server">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status, Show,
			      decode_presence_priority(<<"jabber:server">>,
						       __IgnoreEls, _el),
			      __Els);
      <<"jabber:component:accept">> ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status, Show,
			      decode_presence_priority(<<"jabber:component:accept">>,
						       __IgnoreEls, _el),
			      __Els);
      _ ->
	  decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			      Status, Show, Priority, __Els)
    end;
decode_presence_els(__TopXMLNS, __IgnoreEls,
		    [{xmlel, _, _, _} = _el | _els], Status, Show, Priority,
		    __Els) ->
    if __IgnoreEls ->
	   decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			       Status, Show, Priority, [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
				     Status, Show, Priority,
				     [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
				     Status, Show, Priority, __Els)
	   end
    end;
decode_presence_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		    Status, Show, Priority, __Els) ->
    decode_presence_els(__TopXMLNS, __IgnoreEls, _els,
			Status, Show, Priority, __Els).

decode_presence_attrs(__TopXMLNS,
		      [{<<"id">>, _val} | _attrs], _Id, Type, From, To,
		      Lang) ->
    decode_presence_attrs(__TopXMLNS, _attrs, _val, Type,
			  From, To, Lang);
decode_presence_attrs(__TopXMLNS,
		      [{<<"type">>, _val} | _attrs], Id, _Type, From, To,
		      Lang) ->
    decode_presence_attrs(__TopXMLNS, _attrs, Id, _val,
			  From, To, Lang);
decode_presence_attrs(__TopXMLNS,
		      [{<<"from">>, _val} | _attrs], Id, Type, _From, To,
		      Lang) ->
    decode_presence_attrs(__TopXMLNS, _attrs, Id, Type,
			  _val, To, Lang);
decode_presence_attrs(__TopXMLNS,
		      [{<<"to">>, _val} | _attrs], Id, Type, From, _To,
		      Lang) ->
    decode_presence_attrs(__TopXMLNS, _attrs, Id, Type,
			  From, _val, Lang);
decode_presence_attrs(__TopXMLNS,
		      [{<<"xml:lang">>, _val} | _attrs], Id, Type, From, To,
		      _Lang) ->
    decode_presence_attrs(__TopXMLNS, _attrs, Id, Type,
			  From, To, _val);
decode_presence_attrs(__TopXMLNS, [_ | _attrs], Id,
		      Type, From, To, Lang) ->
    decode_presence_attrs(__TopXMLNS, _attrs, Id, Type,
			  From, To, Lang);
decode_presence_attrs(__TopXMLNS, [], Id, Type, From,
		      To, Lang) ->
    {decode_presence_attr_id(__TopXMLNS, Id),
     decode_presence_attr_type(__TopXMLNS, Type),
     decode_presence_attr_from(__TopXMLNS, From),
     decode_presence_attr_to(__TopXMLNS, To),
     'decode_presence_attr_xml:lang'(__TopXMLNS, Lang)}.

encode_presence({presence, Id, Type, Lang, From, To,
		 Show, Status, Priority, __Els},
		__TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els] ++
	     lists:reverse('encode_presence_$status'(Status,
						     __NewTopXMLNS,
						     'encode_presence_$show'(Show,
									     __NewTopXMLNS,
									     'encode_presence_$priority'(Priority,
													 __NewTopXMLNS,
													 [])))),
    _attrs = 'encode_presence_attr_xml:lang'(Lang,
					     encode_presence_attr_to(To,
								     encode_presence_attr_from(From,
											       encode_presence_attr_type(Type,
															 encode_presence_attr_id(Id,
																		 enc_xmlns_attrs(__NewTopXMLNS,
																				 __TopXMLNS)))))),
    {xmlel, <<"presence">>, _attrs, _els}.

'encode_presence_$status'([], __TopXMLNS, _acc) -> _acc;
'encode_presence_$status'([Status | _els], __TopXMLNS,
			  _acc) ->
    'encode_presence_$status'(_els, __TopXMLNS,
			      [encode_presence_status(Status, __TopXMLNS)
			       | _acc]).

'encode_presence_$show'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_presence_$show'(Show, __TopXMLNS, _acc) ->
    [encode_presence_show(Show, __TopXMLNS) | _acc].

'encode_presence_$priority'(undefined, __TopXMLNS,
			    _acc) ->
    _acc;
'encode_presence_$priority'(Priority, __TopXMLNS,
			    _acc) ->
    [encode_presence_priority(Priority, __TopXMLNS) | _acc].

decode_presence_attr_id(__TopXMLNS, undefined) -> <<>>;
decode_presence_attr_id(__TopXMLNS, _val) -> _val.

encode_presence_attr_id(<<>>, _acc) -> _acc;
encode_presence_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_presence_attr_type(__TopXMLNS, undefined) ->
    available;
decode_presence_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[unavailable, subscribe, subscribed, unsubscribe,
			 unsubscribed, available, probe, error])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"presence">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_presence_attr_type(available, _acc) -> _acc;
encode_presence_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_presence_attr_from(__TopXMLNS, undefined) ->
    undefined;
decode_presence_attr_from(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"presence">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_presence_attr_from(undefined, _acc) -> _acc;
encode_presence_attr_from(_val, _acc) ->
    [{<<"from">>, enc_jid(_val)} | _acc].

decode_presence_attr_to(__TopXMLNS, undefined) ->
    undefined;
decode_presence_attr_to(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"presence">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_presence_attr_to(undefined, _acc) -> _acc;
encode_presence_attr_to(_val, _acc) ->
    [{<<"to">>, enc_jid(_val)} | _acc].

'decode_presence_attr_xml:lang'(__TopXMLNS,
				undefined) ->
    <<>>;
'decode_presence_attr_xml:lang'(__TopXMLNS, _val) ->
    _val.

'encode_presence_attr_xml:lang'(<<>>, _acc) -> _acc;
'encode_presence_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_presence_priority(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"priority">>, _attrs, _els}) ->
    Cdata = decode_presence_priority_els(__TopXMLNS,
					 __IgnoreEls, _els, <<>>),
    Cdata.

decode_presence_priority_els(__TopXMLNS, __IgnoreEls,
			     [], Cdata) ->
    decode_presence_priority_cdata(__TopXMLNS, Cdata);
decode_presence_priority_els(__TopXMLNS, __IgnoreEls,
			     [{xmlcdata, _data} | _els], Cdata) ->
    decode_presence_priority_els(__TopXMLNS, __IgnoreEls,
				 _els, <<Cdata/binary, _data/binary>>);
decode_presence_priority_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Cdata) ->
    decode_presence_priority_els(__TopXMLNS, __IgnoreEls,
				 _els, Cdata).

encode_presence_priority(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = encode_presence_priority_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"priority">>, _attrs, _els}.

decode_presence_priority_cdata(__TopXMLNS, <<>>) ->
    undefined;
decode_presence_priority_cdata(__TopXMLNS, _val) ->
    case catch dec_int(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"priority">>, __TopXMLNS}});
      _res -> _res
    end.

encode_presence_priority_cdata(undefined, _acc) -> _acc;
encode_presence_priority_cdata(_val, _acc) ->
    [{xmlcdata, enc_int(_val)} | _acc].

decode_presence_status(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"status">>, _attrs, _els}) ->
    Data = decode_presence_status_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Lang = decode_presence_status_attrs(__TopXMLNS, _attrs,
					undefined),
    {text, Lang, Data}.

decode_presence_status_els(__TopXMLNS, __IgnoreEls, [],
			   Data) ->
    decode_presence_status_cdata(__TopXMLNS, Data);
decode_presence_status_els(__TopXMLNS, __IgnoreEls,
			   [{xmlcdata, _data} | _els], Data) ->
    decode_presence_status_els(__TopXMLNS, __IgnoreEls,
			       _els, <<Data/binary, _data/binary>>);
decode_presence_status_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], Data) ->
    decode_presence_status_els(__TopXMLNS, __IgnoreEls,
			       _els, Data).

decode_presence_status_attrs(__TopXMLNS,
			     [{<<"xml:lang">>, _val} | _attrs], _Lang) ->
    decode_presence_status_attrs(__TopXMLNS, _attrs, _val);
decode_presence_status_attrs(__TopXMLNS, [_ | _attrs],
			     Lang) ->
    decode_presence_status_attrs(__TopXMLNS, _attrs, Lang);
decode_presence_status_attrs(__TopXMLNS, [], Lang) ->
    'decode_presence_status_attr_xml:lang'(__TopXMLNS,
					   Lang).

encode_presence_status({text, Lang, Data},
		       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = encode_presence_status_cdata(Data, []),
    _attrs = 'encode_presence_status_attr_xml:lang'(Lang,
						    enc_xmlns_attrs(__NewTopXMLNS,
								    __TopXMLNS)),
    {xmlel, <<"status">>, _attrs, _els}.

'decode_presence_status_attr_xml:lang'(__TopXMLNS,
				       undefined) ->
    <<>>;
'decode_presence_status_attr_xml:lang'(__TopXMLNS,
				       _val) ->
    _val.

'encode_presence_status_attr_xml:lang'(<<>>, _acc) ->
    _acc;
'encode_presence_status_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_presence_status_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_presence_status_cdata(__TopXMLNS, _val) -> _val.

encode_presence_status_cdata(<<>>, _acc) -> _acc;
encode_presence_status_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_presence_show(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"show">>, _attrs, _els}) ->
    Cdata = decode_presence_show_els(__TopXMLNS,
				     __IgnoreEls, _els, <<>>),
    Cdata.

decode_presence_show_els(__TopXMLNS, __IgnoreEls, [],
			 Cdata) ->
    decode_presence_show_cdata(__TopXMLNS, Cdata);
decode_presence_show_els(__TopXMLNS, __IgnoreEls,
			 [{xmlcdata, _data} | _els], Cdata) ->
    decode_presence_show_els(__TopXMLNS, __IgnoreEls, _els,
			     <<Cdata/binary, _data/binary>>);
decode_presence_show_els(__TopXMLNS, __IgnoreEls,
			 [_ | _els], Cdata) ->
    decode_presence_show_els(__TopXMLNS, __IgnoreEls, _els,
			     Cdata).

encode_presence_show(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = encode_presence_show_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"show">>, _attrs, _els}.

decode_presence_show_cdata(__TopXMLNS, <<>>) ->
    undefined;
decode_presence_show_cdata(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [away, chat, dnd, xa]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_cdata_value, <<>>, <<"show">>, __TopXMLNS}});
      _res -> _res
    end.

encode_presence_show_cdata(undefined, _acc) -> _acc;
encode_presence_show_cdata(_val, _acc) ->
    [{xmlcdata, enc_enum(_val)} | _acc].

decode_message(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"message">>, _attrs, _els}) ->
    {Thread, Subject, Body, __Els} =
	decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			   undefined, [], [], []),
    {Id, Type, From, To, Lang} =
	decode_message_attrs(__TopXMLNS, _attrs, undefined,
			     undefined, undefined, undefined, undefined),
    {message, Id, Type, Lang, From, To, Subject, Body,
     Thread, __Els}.

decode_message_els(__TopXMLNS, __IgnoreEls, [], Thread,
		   Subject, Body, __Els) ->
    {Thread, lists:reverse(Subject), lists:reverse(Body),
     lists:reverse(__Els)};
decode_message_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"subject">>, _attrs, _} = _el | _els],
		   Thread, Subject, Body, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"jabber:server">>;
	       __TopXMLNS == <<"jabber:component:accept">>;
	       __TopXMLNS == <<"jabber:client">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread,
			     [decode_message_subject(__TopXMLNS, __IgnoreEls,
						     _el)
			      | Subject],
			     Body, __Els);
      <<"jabber:client">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread,
			     [decode_message_subject(<<"jabber:client">>,
						     __IgnoreEls, _el)
			      | Subject],
			     Body, __Els);
      <<"jabber:server">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread,
			     [decode_message_subject(<<"jabber:server">>,
						     __IgnoreEls, _el)
			      | Subject],
			     Body, __Els);
      <<"jabber:component:accept">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread,
			     [decode_message_subject(<<"jabber:component:accept">>,
						     __IgnoreEls, _el)
			      | Subject],
			     Body, __Els);
      _ ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread, Subject, Body, __Els)
    end;
decode_message_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"thread">>, _attrs, _} = _el | _els], Thread,
		   Subject, Body, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"jabber:server">>;
	       __TopXMLNS == <<"jabber:component:accept">>;
	       __TopXMLNS == <<"jabber:client">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_message_thread(__TopXMLNS, __IgnoreEls,
						   _el),
			     Subject, Body, __Els);
      <<"jabber:client">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_message_thread(<<"jabber:client">>,
						   __IgnoreEls, _el),
			     Subject, Body, __Els);
      <<"jabber:server">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_message_thread(<<"jabber:server">>,
						   __IgnoreEls, _el),
			     Subject, Body, __Els);
      <<"jabber:component:accept">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_message_thread(<<"jabber:component:accept">>,
						   __IgnoreEls, _el),
			     Subject, Body, __Els);
      _ ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread, Subject, Body, __Els)
    end;
decode_message_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"body">>, _attrs, _} = _el | _els], Thread,
		   Subject, Body, __Els) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS == <<"jabber:server">>;
	       __TopXMLNS == <<"jabber:component:accept">>;
	       __TopXMLNS == <<"jabber:client">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread, Subject,
			     [decode_message_body(__TopXMLNS, __IgnoreEls, _el)
			      | Body],
			     __Els);
      <<"jabber:client">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread, Subject,
			     [decode_message_body(<<"jabber:client">>,
						  __IgnoreEls, _el)
			      | Body],
			     __Els);
      <<"jabber:server">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread, Subject,
			     [decode_message_body(<<"jabber:server">>,
						  __IgnoreEls, _el)
			      | Body],
			     __Els);
      <<"jabber:component:accept">> ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread, Subject,
			     [decode_message_body(<<"jabber:component:accept">>,
						  __IgnoreEls, _el)
			      | Body],
			     __Els);
      _ ->
	  decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			     Thread, Subject, Body, __Els)
    end;
decode_message_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, _, _, _} = _el | _els], Thread, Subject, Body,
		   __Els) ->
    if __IgnoreEls ->
	   decode_message_els(__TopXMLNS, __IgnoreEls, _els,
			      Thread, Subject, Body, [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_message_els(__TopXMLNS, __IgnoreEls, _els,
				    Thread, Subject, Body,
				    [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_message_els(__TopXMLNS, __IgnoreEls, _els,
				    Thread, Subject, Body, __Els)
	   end
    end;
decode_message_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Thread, Subject, Body, __Els) ->
    decode_message_els(__TopXMLNS, __IgnoreEls, _els,
		       Thread, Subject, Body, __Els).

decode_message_attrs(__TopXMLNS,
		     [{<<"id">>, _val} | _attrs], _Id, Type, From, To,
		     Lang) ->
    decode_message_attrs(__TopXMLNS, _attrs, _val, Type,
			 From, To, Lang);
decode_message_attrs(__TopXMLNS,
		     [{<<"type">>, _val} | _attrs], Id, _Type, From, To,
		     Lang) ->
    decode_message_attrs(__TopXMLNS, _attrs, Id, _val, From,
			 To, Lang);
decode_message_attrs(__TopXMLNS,
		     [{<<"from">>, _val} | _attrs], Id, Type, _From, To,
		     Lang) ->
    decode_message_attrs(__TopXMLNS, _attrs, Id, Type, _val,
			 To, Lang);
decode_message_attrs(__TopXMLNS,
		     [{<<"to">>, _val} | _attrs], Id, Type, From, _To,
		     Lang) ->
    decode_message_attrs(__TopXMLNS, _attrs, Id, Type, From,
			 _val, Lang);
decode_message_attrs(__TopXMLNS,
		     [{<<"xml:lang">>, _val} | _attrs], Id, Type, From, To,
		     _Lang) ->
    decode_message_attrs(__TopXMLNS, _attrs, Id, Type, From,
			 To, _val);
decode_message_attrs(__TopXMLNS, [_ | _attrs], Id, Type,
		     From, To, Lang) ->
    decode_message_attrs(__TopXMLNS, _attrs, Id, Type, From,
			 To, Lang);
decode_message_attrs(__TopXMLNS, [], Id, Type, From, To,
		     Lang) ->
    {decode_message_attr_id(__TopXMLNS, Id),
     decode_message_attr_type(__TopXMLNS, Type),
     decode_message_attr_from(__TopXMLNS, From),
     decode_message_attr_to(__TopXMLNS, To),
     'decode_message_attr_xml:lang'(__TopXMLNS, Lang)}.

encode_message({message, Id, Type, Lang, From, To,
		Subject, Body, Thread, __Els},
	       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els] ++
	     lists:reverse('encode_message_$thread'(Thread,
						    __NewTopXMLNS,
						    'encode_message_$subject'(Subject,
									      __NewTopXMLNS,
									      'encode_message_$body'(Body,
												     __NewTopXMLNS,
												     [])))),
    _attrs = 'encode_message_attr_xml:lang'(Lang,
					    encode_message_attr_to(To,
								   encode_message_attr_from(From,
											    encode_message_attr_type(Type,
														     encode_message_attr_id(Id,
																	    enc_xmlns_attrs(__NewTopXMLNS,
																			    __TopXMLNS)))))),
    {xmlel, <<"message">>, _attrs, _els}.

'encode_message_$thread'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_message_$thread'(Thread, __TopXMLNS, _acc) ->
    [encode_message_thread(Thread, __TopXMLNS) | _acc].

'encode_message_$subject'([], __TopXMLNS, _acc) -> _acc;
'encode_message_$subject'([Subject | _els], __TopXMLNS,
			  _acc) ->
    'encode_message_$subject'(_els, __TopXMLNS,
			      [encode_message_subject(Subject, __TopXMLNS)
			       | _acc]).

'encode_message_$body'([], __TopXMLNS, _acc) -> _acc;
'encode_message_$body'([Body | _els], __TopXMLNS,
		       _acc) ->
    'encode_message_$body'(_els, __TopXMLNS,
			   [encode_message_body(Body, __TopXMLNS) | _acc]).

decode_message_attr_id(__TopXMLNS, undefined) -> <<>>;
decode_message_attr_id(__TopXMLNS, _val) -> _val.

encode_message_attr_id(<<>>, _acc) -> _acc;
encode_message_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_message_attr_type(__TopXMLNS, undefined) ->
    normal;
decode_message_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val,
			[chat, normal, groupchat, headline, error])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"message">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_message_attr_type(normal, _acc) -> _acc;
encode_message_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_message_attr_from(__TopXMLNS, undefined) ->
    undefined;
decode_message_attr_from(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"message">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_message_attr_from(undefined, _acc) -> _acc;
encode_message_attr_from(_val, _acc) ->
    [{<<"from">>, enc_jid(_val)} | _acc].

decode_message_attr_to(__TopXMLNS, undefined) ->
    undefined;
decode_message_attr_to(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"message">>, __TopXMLNS}});
      _res -> _res
    end.

encode_message_attr_to(undefined, _acc) -> _acc;
encode_message_attr_to(_val, _acc) ->
    [{<<"to">>, enc_jid(_val)} | _acc].

'decode_message_attr_xml:lang'(__TopXMLNS, undefined) ->
    <<>>;
'decode_message_attr_xml:lang'(__TopXMLNS, _val) ->
    _val.

'encode_message_attr_xml:lang'(<<>>, _acc) -> _acc;
'encode_message_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_message_thread(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"thread">>, _attrs, _els}) ->
    Cdata = decode_message_thread_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Cdata.

decode_message_thread_els(__TopXMLNS, __IgnoreEls, [],
			  Cdata) ->
    decode_message_thread_cdata(__TopXMLNS, Cdata);
decode_message_thread_els(__TopXMLNS, __IgnoreEls,
			  [{xmlcdata, _data} | _els], Cdata) ->
    decode_message_thread_els(__TopXMLNS, __IgnoreEls, _els,
			      <<Cdata/binary, _data/binary>>);
decode_message_thread_els(__TopXMLNS, __IgnoreEls,
			  [_ | _els], Cdata) ->
    decode_message_thread_els(__TopXMLNS, __IgnoreEls, _els,
			      Cdata).

encode_message_thread(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = encode_message_thread_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"thread">>, _attrs, _els}.

decode_message_thread_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_message_thread_cdata(__TopXMLNS, _val) -> _val.

encode_message_thread_cdata(<<>>, _acc) -> _acc;
encode_message_thread_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_message_body(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"body">>, _attrs, _els}) ->
    Data = decode_message_body_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Lang = decode_message_body_attrs(__TopXMLNS, _attrs,
				     undefined),
    {text, Lang, Data}.

decode_message_body_els(__TopXMLNS, __IgnoreEls, [],
			Data) ->
    decode_message_body_cdata(__TopXMLNS, Data);
decode_message_body_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Data) ->
    decode_message_body_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Data/binary, _data/binary>>);
decode_message_body_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Data) ->
    decode_message_body_els(__TopXMLNS, __IgnoreEls, _els,
			    Data).

decode_message_body_attrs(__TopXMLNS,
			  [{<<"xml:lang">>, _val} | _attrs], _Lang) ->
    decode_message_body_attrs(__TopXMLNS, _attrs, _val);
decode_message_body_attrs(__TopXMLNS, [_ | _attrs],
			  Lang) ->
    decode_message_body_attrs(__TopXMLNS, _attrs, Lang);
decode_message_body_attrs(__TopXMLNS, [], Lang) ->
    'decode_message_body_attr_xml:lang'(__TopXMLNS, Lang).

encode_message_body({text, Lang, Data}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = encode_message_body_cdata(Data, []),
    _attrs = 'encode_message_body_attr_xml:lang'(Lang,
						 enc_xmlns_attrs(__NewTopXMLNS,
								 __TopXMLNS)),
    {xmlel, <<"body">>, _attrs, _els}.

'decode_message_body_attr_xml:lang'(__TopXMLNS,
				    undefined) ->
    <<>>;
'decode_message_body_attr_xml:lang'(__TopXMLNS, _val) ->
    _val.

'encode_message_body_attr_xml:lang'(<<>>, _acc) -> _acc;
'encode_message_body_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_message_body_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_message_body_cdata(__TopXMLNS, _val) -> _val.

encode_message_body_cdata(<<>>, _acc) -> _acc;
encode_message_body_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_message_subject(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"subject">>, _attrs, _els}) ->
    Data = decode_message_subject_els(__TopXMLNS,
				      __IgnoreEls, _els, <<>>),
    Lang = decode_message_subject_attrs(__TopXMLNS, _attrs,
					undefined),
    {text, Lang, Data}.

decode_message_subject_els(__TopXMLNS, __IgnoreEls, [],
			   Data) ->
    decode_message_subject_cdata(__TopXMLNS, Data);
decode_message_subject_els(__TopXMLNS, __IgnoreEls,
			   [{xmlcdata, _data} | _els], Data) ->
    decode_message_subject_els(__TopXMLNS, __IgnoreEls,
			       _els, <<Data/binary, _data/binary>>);
decode_message_subject_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], Data) ->
    decode_message_subject_els(__TopXMLNS, __IgnoreEls,
			       _els, Data).

decode_message_subject_attrs(__TopXMLNS,
			     [{<<"xml:lang">>, _val} | _attrs], _Lang) ->
    decode_message_subject_attrs(__TopXMLNS, _attrs, _val);
decode_message_subject_attrs(__TopXMLNS, [_ | _attrs],
			     Lang) ->
    decode_message_subject_attrs(__TopXMLNS, _attrs, Lang);
decode_message_subject_attrs(__TopXMLNS, [], Lang) ->
    'decode_message_subject_attr_xml:lang'(__TopXMLNS,
					   Lang).

encode_message_subject({text, Lang, Data},
		       __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = encode_message_subject_cdata(Data, []),
    _attrs = 'encode_message_subject_attr_xml:lang'(Lang,
						    enc_xmlns_attrs(__NewTopXMLNS,
								    __TopXMLNS)),
    {xmlel, <<"subject">>, _attrs, _els}.

'decode_message_subject_attr_xml:lang'(__TopXMLNS,
				       undefined) ->
    <<>>;
'decode_message_subject_attr_xml:lang'(__TopXMLNS,
				       _val) ->
    _val.

'encode_message_subject_attr_xml:lang'(<<>>, _acc) ->
    _acc;
'encode_message_subject_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_message_subject_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_message_subject_cdata(__TopXMLNS, _val) -> _val.

encode_message_subject_cdata(<<>>, _acc) -> _acc;
encode_message_subject_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_iq(__TopXMLNS, __IgnoreEls,
	  {xmlel, <<"iq">>, _attrs, _els}) ->
    __Els = decode_iq_els(__TopXMLNS, __IgnoreEls, _els,
			  []),
    {Id, Type, From, To, Lang} = decode_iq_attrs(__TopXMLNS,
						 _attrs, undefined, undefined,
						 undefined, undefined,
						 undefined),
    {iq, Id, Type, Lang, From, To, __Els}.

decode_iq_els(__TopXMLNS, __IgnoreEls, [], __Els) ->
    lists:reverse(__Els);
decode_iq_els(__TopXMLNS, __IgnoreEls,
	      [{xmlel, _, _, _} = _el | _els], __Els) ->
    if __IgnoreEls ->
	   decode_iq_els(__TopXMLNS, __IgnoreEls, _els,
			 [_el | __Els]);
       true ->
	   case is_known_tag(_el, __TopXMLNS) of
	     true ->
		 decode_iq_els(__TopXMLNS, __IgnoreEls, _els,
			       [decode(_el, __TopXMLNS, []) | __Els]);
	     false ->
		 decode_iq_els(__TopXMLNS, __IgnoreEls, _els, __Els)
	   end
    end;
decode_iq_els(__TopXMLNS, __IgnoreEls, [_ | _els],
	      __Els) ->
    decode_iq_els(__TopXMLNS, __IgnoreEls, _els, __Els).

decode_iq_attrs(__TopXMLNS, [{<<"id">>, _val} | _attrs],
		_Id, Type, From, To, Lang) ->
    decode_iq_attrs(__TopXMLNS, _attrs, _val, Type, From,
		    To, Lang);
decode_iq_attrs(__TopXMLNS,
		[{<<"type">>, _val} | _attrs], Id, _Type, From, To,
		Lang) ->
    decode_iq_attrs(__TopXMLNS, _attrs, Id, _val, From, To,
		    Lang);
decode_iq_attrs(__TopXMLNS,
		[{<<"from">>, _val} | _attrs], Id, Type, _From, To,
		Lang) ->
    decode_iq_attrs(__TopXMLNS, _attrs, Id, Type, _val, To,
		    Lang);
decode_iq_attrs(__TopXMLNS, [{<<"to">>, _val} | _attrs],
		Id, Type, From, _To, Lang) ->
    decode_iq_attrs(__TopXMLNS, _attrs, Id, Type, From,
		    _val, Lang);
decode_iq_attrs(__TopXMLNS,
		[{<<"xml:lang">>, _val} | _attrs], Id, Type, From, To,
		_Lang) ->
    decode_iq_attrs(__TopXMLNS, _attrs, Id, Type, From, To,
		    _val);
decode_iq_attrs(__TopXMLNS, [_ | _attrs], Id, Type,
		From, To, Lang) ->
    decode_iq_attrs(__TopXMLNS, _attrs, Id, Type, From, To,
		    Lang);
decode_iq_attrs(__TopXMLNS, [], Id, Type, From, To,
		Lang) ->
    {decode_iq_attr_id(__TopXMLNS, Id),
     decode_iq_attr_type(__TopXMLNS, Type),
     decode_iq_attr_from(__TopXMLNS, From),
     decode_iq_attr_to(__TopXMLNS, To),
     'decode_iq_attr_xml:lang'(__TopXMLNS, Lang)}.

encode_iq({iq, Id, Type, Lang, From, To, __Els},
	  __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<>>,
				     [<<"jabber:client">>, <<"jabber:server">>,
				      <<"jabber:component:accept">>],
				     __TopXMLNS),
    _els = [encode(_el, __NewTopXMLNS) || _el <- __Els],
    _attrs = 'encode_iq_attr_xml:lang'(Lang,
				       encode_iq_attr_to(To,
							 encode_iq_attr_from(From,
									     encode_iq_attr_type(Type,
												 encode_iq_attr_id(Id,
														   enc_xmlns_attrs(__NewTopXMLNS,
																   __TopXMLNS)))))),
    {xmlel, <<"iq">>, _attrs, _els}.

decode_iq_attr_id(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"id">>, <<"iq">>, __TopXMLNS}});
decode_iq_attr_id(__TopXMLNS, _val) -> _val.

encode_iq_attr_id(_val, _acc) ->
    [{<<"id">>, _val} | _acc].

decode_iq_attr_type(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"type">>, <<"iq">>, __TopXMLNS}});
decode_iq_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [get, set, result, error]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"iq">>, __TopXMLNS}});
      _res -> _res
    end.

encode_iq_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_iq_attr_from(__TopXMLNS, undefined) -> undefined;
decode_iq_attr_from(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"from">>, <<"iq">>, __TopXMLNS}});
      _res -> _res
    end.

encode_iq_attr_from(undefined, _acc) -> _acc;
encode_iq_attr_from(_val, _acc) ->
    [{<<"from">>, enc_jid(_val)} | _acc].

decode_iq_attr_to(__TopXMLNS, undefined) -> undefined;
decode_iq_attr_to(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"to">>, <<"iq">>, __TopXMLNS}});
      _res -> _res
    end.

encode_iq_attr_to(undefined, _acc) -> _acc;
encode_iq_attr_to(_val, _acc) ->
    [{<<"to">>, enc_jid(_val)} | _acc].

'decode_iq_attr_xml:lang'(__TopXMLNS, undefined) ->
    <<>>;
'decode_iq_attr_xml:lang'(__TopXMLNS, _val) -> _val.

'encode_iq_attr_xml:lang'(<<>>, _acc) -> _acc;
'encode_iq_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_stats(__TopXMLNS, __IgnoreEls,
	     {xmlel, <<"query">>, _attrs, _els}) ->
    List = decode_stats_els(__TopXMLNS, __IgnoreEls, _els,
			    []),
    Node = decode_stats_attrs(__TopXMLNS, _attrs,
			      undefined),
    {stats, List, Node}.

decode_stats_els(__TopXMLNS, __IgnoreEls, [], List) ->
    lists:reverse(List);
decode_stats_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"stat">>, _attrs, _} = _el | _els], List) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/stats">> ->
	  decode_stats_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_stat(__TopXMLNS, __IgnoreEls, _el) | List]);
      <<"http://jabber.org/protocol/stats">> ->
	  decode_stats_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_stat(<<"http://jabber.org/protocol/stats">>,
					__IgnoreEls, _el)
			    | List]);
      _ ->
	  decode_stats_els(__TopXMLNS, __IgnoreEls, _els, List)
    end;
decode_stats_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		 List) ->
    decode_stats_els(__TopXMLNS, __IgnoreEls, _els, List).

decode_stats_attrs(__TopXMLNS,
		   [{<<"node">>, _val} | _attrs], _Node) ->
    decode_stats_attrs(__TopXMLNS, _attrs, _val);
decode_stats_attrs(__TopXMLNS, [_ | _attrs], Node) ->
    decode_stats_attrs(__TopXMLNS, _attrs, Node);
decode_stats_attrs(__TopXMLNS, [], Node) ->
    decode_stats_attr_node(__TopXMLNS, Node).

encode_stats({stats, List, Node}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/stats">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_stats_$list'(List,
					      __NewTopXMLNS, [])),
    _attrs = encode_stats_attr_node(Node,
				    enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS)),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_stats_$list'([], __TopXMLNS, _acc) -> _acc;
'encode_stats_$list'([List | _els], __TopXMLNS, _acc) ->
    'encode_stats_$list'(_els, __TopXMLNS,
			 [encode_stat(List, __TopXMLNS) | _acc]).

decode_stats_attr_node(__TopXMLNS, undefined) -> <<>>;
decode_stats_attr_node(__TopXMLNS, _val) -> _val.

encode_stats_attr_node(<<>>, _acc) -> _acc;
encode_stats_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_stat(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"stat">>, _attrs, _els}) ->
    Error = decode_stat_els(__TopXMLNS, __IgnoreEls, _els,
			    undefined),
    {Name, Units, Value} = decode_stat_attrs(__TopXMLNS,
					     _attrs, undefined, undefined,
					     undefined),
    {stat, Name, Units, Value, Error}.

decode_stat_els(__TopXMLNS, __IgnoreEls, [], Error) ->
    Error;
decode_stat_els(__TopXMLNS, __IgnoreEls,
		[{xmlel, <<"error">>, _attrs, _} = _el | _els],
		Error) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/stats">> ->
	  decode_stat_els(__TopXMLNS, __IgnoreEls, _els,
			  decode_stat_error(__TopXMLNS, __IgnoreEls, _el));
      <<"http://jabber.org/protocol/stats">> ->
	  decode_stat_els(__TopXMLNS, __IgnoreEls, _els,
			  decode_stat_error(<<"http://jabber.org/protocol/stats">>,
					    __IgnoreEls, _el));
      _ ->
	  decode_stat_els(__TopXMLNS, __IgnoreEls, _els, Error)
    end;
decode_stat_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		Error) ->
    decode_stat_els(__TopXMLNS, __IgnoreEls, _els, Error).

decode_stat_attrs(__TopXMLNS,
		  [{<<"name">>, _val} | _attrs], _Name, Units, Value) ->
    decode_stat_attrs(__TopXMLNS, _attrs, _val, Units,
		      Value);
decode_stat_attrs(__TopXMLNS,
		  [{<<"units">>, _val} | _attrs], Name, _Units, Value) ->
    decode_stat_attrs(__TopXMLNS, _attrs, Name, _val,
		      Value);
decode_stat_attrs(__TopXMLNS,
		  [{<<"value">>, _val} | _attrs], Name, Units, _Value) ->
    decode_stat_attrs(__TopXMLNS, _attrs, Name, Units,
		      _val);
decode_stat_attrs(__TopXMLNS, [_ | _attrs], Name, Units,
		  Value) ->
    decode_stat_attrs(__TopXMLNS, _attrs, Name, Units,
		      Value);
decode_stat_attrs(__TopXMLNS, [], Name, Units, Value) ->
    {decode_stat_attr_name(__TopXMLNS, Name),
     decode_stat_attr_units(__TopXMLNS, Units),
     decode_stat_attr_value(__TopXMLNS, Value)}.

encode_stat({stat, Name, Units, Value, Error},
	    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/stats">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_stat_$error'(Error,
					      __NewTopXMLNS, [])),
    _attrs = encode_stat_attr_value(Value,
				    encode_stat_attr_units(Units,
							   encode_stat_attr_name(Name,
										 enc_xmlns_attrs(__NewTopXMLNS,
												 __TopXMLNS)))),
    {xmlel, <<"stat">>, _attrs, _els}.

'encode_stat_$error'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_stat_$error'(Error, __TopXMLNS, _acc) ->
    [encode_stat_error(Error, __TopXMLNS) | _acc].

decode_stat_attr_name(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"name">>, <<"stat">>, __TopXMLNS}});
decode_stat_attr_name(__TopXMLNS, _val) -> _val.

encode_stat_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_stat_attr_units(__TopXMLNS, undefined) -> <<>>;
decode_stat_attr_units(__TopXMLNS, _val) -> _val.

encode_stat_attr_units(<<>>, _acc) -> _acc;
encode_stat_attr_units(_val, _acc) ->
    [{<<"units">>, _val} | _acc].

decode_stat_attr_value(__TopXMLNS, undefined) -> <<>>;
decode_stat_attr_value(__TopXMLNS, _val) -> _val.

encode_stat_attr_value(<<>>, _acc) -> _acc;
encode_stat_attr_value(_val, _acc) ->
    [{<<"value">>, _val} | _acc].

decode_stat_error(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"error">>, _attrs, _els}) ->
    Reason = decode_stat_error_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Code = decode_stat_error_attrs(__TopXMLNS, _attrs,
				   undefined),
    {stat_error, Code, Reason}.

decode_stat_error_els(__TopXMLNS, __IgnoreEls, [],
		      Reason) ->
    decode_stat_error_cdata(__TopXMLNS, Reason);
decode_stat_error_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Reason) ->
    decode_stat_error_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Reason/binary, _data/binary>>);
decode_stat_error_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Reason) ->
    decode_stat_error_els(__TopXMLNS, __IgnoreEls, _els,
			  Reason).

decode_stat_error_attrs(__TopXMLNS,
			[{<<"code">>, _val} | _attrs], _Code) ->
    decode_stat_error_attrs(__TopXMLNS, _attrs, _val);
decode_stat_error_attrs(__TopXMLNS, [_ | _attrs],
			Code) ->
    decode_stat_error_attrs(__TopXMLNS, _attrs, Code);
decode_stat_error_attrs(__TopXMLNS, [], Code) ->
    decode_stat_error_attr_code(__TopXMLNS, Code).

encode_stat_error({stat_error, Code, Reason},
		  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/stats">>,
			 [], __TopXMLNS),
    _els = encode_stat_error_cdata(Reason, []),
    _attrs = encode_stat_error_attr_code(Code,
					 enc_xmlns_attrs(__NewTopXMLNS,
							 __TopXMLNS)),
    {xmlel, <<"error">>, _attrs, _els}.

decode_stat_error_attr_code(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"code">>, <<"error">>, __TopXMLNS}});
decode_stat_error_attr_code(__TopXMLNS, _val) ->
    case catch dec_int(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"code">>, <<"error">>, __TopXMLNS}});
      _res -> _res
    end.

encode_stat_error_attr_code(_val, _acc) ->
    [{<<"code">>, enc_int(_val)} | _acc].

decode_stat_error_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_stat_error_cdata(__TopXMLNS, _val) -> _val.

encode_stat_error_cdata(<<>>, _acc) -> _acc;
encode_stat_error_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_bookmarks_storage(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"storage">>, _attrs, _els}) ->
    {Conference, Url} =
	decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				     _els, [], []),
    {bookmark_storage, Conference, Url}.

decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
			     [], Conference, Url) ->
    {lists:reverse(Conference), lists:reverse(Url)};
decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
			     [{xmlel, <<"conference">>, _attrs, _} = _el
			      | _els],
			     Conference, Url) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"storage:bookmarks">> ->
	  decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				       _els,
				       [decode_bookmark_conference(__TopXMLNS,
								   __IgnoreEls,
								   _el)
					| Conference],
				       Url);
      <<"storage:bookmarks">> ->
	  decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				       _els,
				       [decode_bookmark_conference(<<"storage:bookmarks">>,
								   __IgnoreEls,
								   _el)
					| Conference],
				       Url);
      _ ->
	  decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				       _els, Conference, Url)
    end;
decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
			     [{xmlel, <<"url">>, _attrs, _} = _el | _els],
			     Conference, Url) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"storage:bookmarks">> ->
	  decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				       _els, Conference,
				       [decode_bookmark_url(__TopXMLNS,
							    __IgnoreEls, _el)
					| Url]);
      <<"storage:bookmarks">> ->
	  decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				       _els, Conference,
				       [decode_bookmark_url(<<"storage:bookmarks">>,
							    __IgnoreEls, _el)
					| Url]);
      _ ->
	  decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				       _els, Conference, Url)
    end;
decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
			     [_ | _els], Conference, Url) ->
    decode_bookmarks_storage_els(__TopXMLNS, __IgnoreEls,
				 _els, Conference, Url).

encode_bookmarks_storage({bookmark_storage, Conference,
			  Url},
			 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"storage:bookmarks">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_bookmarks_storage_$conference'(Conference,
							     __NewTopXMLNS,
							     'encode_bookmarks_storage_$url'(Url,
											     __NewTopXMLNS,
											     []))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"storage">>, _attrs, _els}.

'encode_bookmarks_storage_$conference'([], __TopXMLNS,
				       _acc) ->
    _acc;
'encode_bookmarks_storage_$conference'([Conference
					| _els],
				       __TopXMLNS, _acc) ->
    'encode_bookmarks_storage_$conference'(_els, __TopXMLNS,
					   [encode_bookmark_conference(Conference,
								       __TopXMLNS)
					    | _acc]).

'encode_bookmarks_storage_$url'([], __TopXMLNS, _acc) ->
    _acc;
'encode_bookmarks_storage_$url'([Url | _els],
				__TopXMLNS, _acc) ->
    'encode_bookmarks_storage_$url'(_els, __TopXMLNS,
				    [encode_bookmark_url(Url, __TopXMLNS)
				     | _acc]).

decode_bookmark_url(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"url">>, _attrs, _els}) ->
    {Name, Url} = decode_bookmark_url_attrs(__TopXMLNS,
					    _attrs, undefined, undefined),
    {bookmark_url, Name, Url}.

decode_bookmark_url_attrs(__TopXMLNS,
			  [{<<"name">>, _val} | _attrs], _Name, Url) ->
    decode_bookmark_url_attrs(__TopXMLNS, _attrs, _val,
			      Url);
decode_bookmark_url_attrs(__TopXMLNS,
			  [{<<"url">>, _val} | _attrs], Name, _Url) ->
    decode_bookmark_url_attrs(__TopXMLNS, _attrs, Name,
			      _val);
decode_bookmark_url_attrs(__TopXMLNS, [_ | _attrs],
			  Name, Url) ->
    decode_bookmark_url_attrs(__TopXMLNS, _attrs, Name,
			      Url);
decode_bookmark_url_attrs(__TopXMLNS, [], Name, Url) ->
    {decode_bookmark_url_attr_name(__TopXMLNS, Name),
     decode_bookmark_url_attr_url(__TopXMLNS, Url)}.

encode_bookmark_url({bookmark_url, Name, Url},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"storage:bookmarks">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_bookmark_url_attr_url(Url,
					  encode_bookmark_url_attr_name(Name,
									enc_xmlns_attrs(__NewTopXMLNS,
											__TopXMLNS))),
    {xmlel, <<"url">>, _attrs, _els}.

decode_bookmark_url_attr_name(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"name">>, <<"url">>, __TopXMLNS}});
decode_bookmark_url_attr_name(__TopXMLNS, _val) -> _val.

encode_bookmark_url_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_bookmark_url_attr_url(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"url">>, <<"url">>, __TopXMLNS}});
decode_bookmark_url_attr_url(__TopXMLNS, _val) -> _val.

encode_bookmark_url_attr_url(_val, _acc) ->
    [{<<"url">>, _val} | _acc].

decode_bookmark_conference(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"conference">>, _attrs, _els}) ->
    {Password, Nick} =
	decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
				       _els, undefined, undefined),
    {Name, Jid, Autojoin} =
	decode_bookmark_conference_attrs(__TopXMLNS, _attrs,
					 undefined, undefined, undefined),
    {bookmark_conference, Name, Jid, Autojoin, Nick,
     Password}.

decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
			       [], Password, Nick) ->
    {Password, Nick};
decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
			       [{xmlel, <<"nick">>, _attrs, _} = _el | _els],
			       Password, Nick) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"storage:bookmarks">> ->
	  decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
					 _els, Password,
					 decode_conference_nick(__TopXMLNS,
								__IgnoreEls,
								_el));
      <<"storage:bookmarks">> ->
	  decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
					 _els, Password,
					 decode_conference_nick(<<"storage:bookmarks">>,
								__IgnoreEls,
								_el));
      _ ->
	  decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
					 _els, Password, Nick)
    end;
decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
			       [{xmlel, <<"password">>, _attrs, _} = _el
				| _els],
			       Password, Nick) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"storage:bookmarks">> ->
	  decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
					 _els,
					 decode_conference_password(__TopXMLNS,
								    __IgnoreEls,
								    _el),
					 Nick);
      <<"storage:bookmarks">> ->
	  decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
					 _els,
					 decode_conference_password(<<"storage:bookmarks">>,
								    __IgnoreEls,
								    _el),
					 Nick);
      _ ->
	  decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
					 _els, Password, Nick)
    end;
decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
			       [_ | _els], Password, Nick) ->
    decode_bookmark_conference_els(__TopXMLNS, __IgnoreEls,
				   _els, Password, Nick).

decode_bookmark_conference_attrs(__TopXMLNS,
				 [{<<"name">>, _val} | _attrs], _Name, Jid,
				 Autojoin) ->
    decode_bookmark_conference_attrs(__TopXMLNS, _attrs,
				     _val, Jid, Autojoin);
decode_bookmark_conference_attrs(__TopXMLNS,
				 [{<<"jid">>, _val} | _attrs], Name, _Jid,
				 Autojoin) ->
    decode_bookmark_conference_attrs(__TopXMLNS, _attrs,
				     Name, _val, Autojoin);
decode_bookmark_conference_attrs(__TopXMLNS,
				 [{<<"autojoin">>, _val} | _attrs], Name, Jid,
				 _Autojoin) ->
    decode_bookmark_conference_attrs(__TopXMLNS, _attrs,
				     Name, Jid, _val);
decode_bookmark_conference_attrs(__TopXMLNS,
				 [_ | _attrs], Name, Jid, Autojoin) ->
    decode_bookmark_conference_attrs(__TopXMLNS, _attrs,
				     Name, Jid, Autojoin);
decode_bookmark_conference_attrs(__TopXMLNS, [], Name,
				 Jid, Autojoin) ->
    {decode_bookmark_conference_attr_name(__TopXMLNS, Name),
     decode_bookmark_conference_attr_jid(__TopXMLNS, Jid),
     decode_bookmark_conference_attr_autojoin(__TopXMLNS,
					      Autojoin)}.

encode_bookmark_conference({bookmark_conference, Name,
			    Jid, Autojoin, Nick, Password},
			   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"storage:bookmarks">>, [],
			 __TopXMLNS),
    _els =
	lists:reverse('encode_bookmark_conference_$password'(Password,
							     __NewTopXMLNS,
							     'encode_bookmark_conference_$nick'(Nick,
												__NewTopXMLNS,
												[]))),
    _attrs =
	encode_bookmark_conference_attr_autojoin(Autojoin,
						 encode_bookmark_conference_attr_jid(Jid,
										     encode_bookmark_conference_attr_name(Name,
															  enc_xmlns_attrs(__NewTopXMLNS,
																	  __TopXMLNS)))),
    {xmlel, <<"conference">>, _attrs, _els}.

'encode_bookmark_conference_$password'(undefined,
				       __TopXMLNS, _acc) ->
    _acc;
'encode_bookmark_conference_$password'(Password,
				       __TopXMLNS, _acc) ->
    [encode_conference_password(Password, __TopXMLNS)
     | _acc].

'encode_bookmark_conference_$nick'(undefined,
				   __TopXMLNS, _acc) ->
    _acc;
'encode_bookmark_conference_$nick'(Nick, __TopXMLNS,
				   _acc) ->
    [encode_conference_nick(Nick, __TopXMLNS) | _acc].

decode_bookmark_conference_attr_name(__TopXMLNS,
				     undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"name">>, <<"conference">>,
		   __TopXMLNS}});
decode_bookmark_conference_attr_name(__TopXMLNS,
				     _val) ->
    _val.

encode_bookmark_conference_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_bookmark_conference_attr_jid(__TopXMLNS,
				    undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"conference">>,
		   __TopXMLNS}});
decode_bookmark_conference_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"conference">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_bookmark_conference_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_bookmark_conference_attr_autojoin(__TopXMLNS,
					 undefined) ->
    false;
decode_bookmark_conference_attr_autojoin(__TopXMLNS,
					 _val) ->
    case catch dec_bool(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"autojoin">>, <<"conference">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_bookmark_conference_attr_autojoin(false, _acc) ->
    _acc;
encode_bookmark_conference_attr_autojoin(_val, _acc) ->
    [{<<"autojoin">>, enc_bool(_val)} | _acc].

decode_conference_password(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"password">>, _attrs, _els}) ->
    Cdata = decode_conference_password_els(__TopXMLNS,
					   __IgnoreEls, _els, <<>>),
    Cdata.

decode_conference_password_els(__TopXMLNS, __IgnoreEls,
			       [], Cdata) ->
    decode_conference_password_cdata(__TopXMLNS, Cdata);
decode_conference_password_els(__TopXMLNS, __IgnoreEls,
			       [{xmlcdata, _data} | _els], Cdata) ->
    decode_conference_password_els(__TopXMLNS, __IgnoreEls,
				   _els, <<Cdata/binary, _data/binary>>);
decode_conference_password_els(__TopXMLNS, __IgnoreEls,
			       [_ | _els], Cdata) ->
    decode_conference_password_els(__TopXMLNS, __IgnoreEls,
				   _els, Cdata).

encode_conference_password(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"storage:bookmarks">>, [],
			 __TopXMLNS),
    _els = encode_conference_password_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"password">>, _attrs, _els}.

decode_conference_password_cdata(__TopXMLNS, <<>>) ->
    <<>>;
decode_conference_password_cdata(__TopXMLNS, _val) ->
    _val.

encode_conference_password_cdata(<<>>, _acc) -> _acc;
encode_conference_password_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_conference_nick(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"nick">>, _attrs, _els}) ->
    Cdata = decode_conference_nick_els(__TopXMLNS,
				       __IgnoreEls, _els, <<>>),
    Cdata.

decode_conference_nick_els(__TopXMLNS, __IgnoreEls, [],
			   Cdata) ->
    decode_conference_nick_cdata(__TopXMLNS, Cdata);
decode_conference_nick_els(__TopXMLNS, __IgnoreEls,
			   [{xmlcdata, _data} | _els], Cdata) ->
    decode_conference_nick_els(__TopXMLNS, __IgnoreEls,
			       _els, <<Cdata/binary, _data/binary>>);
decode_conference_nick_els(__TopXMLNS, __IgnoreEls,
			   [_ | _els], Cdata) ->
    decode_conference_nick_els(__TopXMLNS, __IgnoreEls,
			       _els, Cdata).

encode_conference_nick(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"storage:bookmarks">>, [],
			 __TopXMLNS),
    _els = encode_conference_nick_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"nick">>, _attrs, _els}.

decode_conference_nick_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_conference_nick_cdata(__TopXMLNS, _val) -> _val.

encode_conference_nick_cdata(<<>>, _acc) -> _acc;
encode_conference_nick_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_private(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"query">>, _attrs, _els}) ->
    __Xmls = decode_private_els(__TopXMLNS, __IgnoreEls,
				_els, []),
    {private, __Xmls}.

decode_private_els(__TopXMLNS, __IgnoreEls, [],
		   __Xmls) ->
    lists:reverse(__Xmls);
decode_private_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, _, _, _} = _el | _els], __Xmls) ->
    decode_private_els(__TopXMLNS, __IgnoreEls, _els,
		       [_el | __Xmls]);
decode_private_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   __Xmls) ->
    decode_private_els(__TopXMLNS, __IgnoreEls, _els,
		       __Xmls).

encode_private({private, __Xmls}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:private">>, [],
			 __TopXMLNS),
    _els = __Xmls,
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

decode_disco_items(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"query">>, _attrs, _els}) ->
    {Items, Rsm} = decode_disco_items_els(__TopXMLNS,
					  __IgnoreEls, _els, [], undefined),
    Node = decode_disco_items_attrs(__TopXMLNS, _attrs,
				    undefined),
    {disco_items, Node, Items, Rsm}.

decode_disco_items_els(__TopXMLNS, __IgnoreEls, [],
		       Items, Rsm) ->
    {lists:reverse(Items), Rsm};
decode_disco_items_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"item">>, _attrs, _} = _el | _els], Items,
		       Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/disco#items">> ->
	  decode_disco_items_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_disco_item(__TopXMLNS, __IgnoreEls,
						    _el)
				  | Items],
				 Rsm);
      <<"http://jabber.org/protocol/disco#items">> ->
	  decode_disco_items_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_disco_item(<<"http://jabber.org/protocol/disco#items">>,
						    __IgnoreEls, _el)
				  | Items],
				 Rsm);
      _ ->
	  decode_disco_items_els(__TopXMLNS, __IgnoreEls, _els,
				 Items, Rsm)
    end;
decode_disco_items_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"set">>, _attrs, _} = _el | _els], Items,
		       Rsm) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"http://jabber.org/protocol/rsm">> ->
	  decode_disco_items_els(__TopXMLNS, __IgnoreEls, _els,
				 Items,
				 decode_rsm_set(<<"http://jabber.org/protocol/rsm">>,
						__IgnoreEls, _el));
      _ ->
	  decode_disco_items_els(__TopXMLNS, __IgnoreEls, _els,
				 Items, Rsm)
    end;
decode_disco_items_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Items, Rsm) ->
    decode_disco_items_els(__TopXMLNS, __IgnoreEls, _els,
			   Items, Rsm).

decode_disco_items_attrs(__TopXMLNS,
			 [{<<"node">>, _val} | _attrs], _Node) ->
    decode_disco_items_attrs(__TopXMLNS, _attrs, _val);
decode_disco_items_attrs(__TopXMLNS, [_ | _attrs],
			 Node) ->
    decode_disco_items_attrs(__TopXMLNS, _attrs, Node);
decode_disco_items_attrs(__TopXMLNS, [], Node) ->
    decode_disco_items_attr_node(__TopXMLNS, Node).

encode_disco_items({disco_items, Node, Items, Rsm},
		   __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/disco#items">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_disco_items_$items'(Items,
						     __NewTopXMLNS,
						     'encode_disco_items_$rsm'(Rsm,
									       __NewTopXMLNS,
									       []))),
    _attrs = encode_disco_items_attr_node(Node,
					  enc_xmlns_attrs(__NewTopXMLNS,
							  __TopXMLNS)),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_disco_items_$items'([], __TopXMLNS, _acc) ->
    _acc;
'encode_disco_items_$items'([Items | _els], __TopXMLNS,
			    _acc) ->
    'encode_disco_items_$items'(_els, __TopXMLNS,
				[encode_disco_item(Items, __TopXMLNS) | _acc]).

'encode_disco_items_$rsm'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_disco_items_$rsm'(Rsm, __TopXMLNS, _acc) ->
    [encode_rsm_set(Rsm, __TopXMLNS) | _acc].

decode_disco_items_attr_node(__TopXMLNS, undefined) ->
    <<>>;
decode_disco_items_attr_node(__TopXMLNS, _val) -> _val.

encode_disco_items_attr_node(<<>>, _acc) -> _acc;
encode_disco_items_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_disco_item(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"item">>, _attrs, _els}) ->
    {Jid, Name, Node} = decode_disco_item_attrs(__TopXMLNS,
						_attrs, undefined, undefined,
						undefined),
    {disco_item, Jid, Name, Node}.

decode_disco_item_attrs(__TopXMLNS,
			[{<<"jid">>, _val} | _attrs], _Jid, Name, Node) ->
    decode_disco_item_attrs(__TopXMLNS, _attrs, _val, Name,
			    Node);
decode_disco_item_attrs(__TopXMLNS,
			[{<<"name">>, _val} | _attrs], Jid, _Name, Node) ->
    decode_disco_item_attrs(__TopXMLNS, _attrs, Jid, _val,
			    Node);
decode_disco_item_attrs(__TopXMLNS,
			[{<<"node">>, _val} | _attrs], Jid, Name, _Node) ->
    decode_disco_item_attrs(__TopXMLNS, _attrs, Jid, Name,
			    _val);
decode_disco_item_attrs(__TopXMLNS, [_ | _attrs], Jid,
			Name, Node) ->
    decode_disco_item_attrs(__TopXMLNS, _attrs, Jid, Name,
			    Node);
decode_disco_item_attrs(__TopXMLNS, [], Jid, Name,
			Node) ->
    {decode_disco_item_attr_jid(__TopXMLNS, Jid),
     decode_disco_item_attr_name(__TopXMLNS, Name),
     decode_disco_item_attr_node(__TopXMLNS, Node)}.

encode_disco_item({disco_item, Jid, Name, Node},
		  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/disco#items">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_disco_item_attr_node(Node,
					 encode_disco_item_attr_name(Name,
								     encode_disco_item_attr_jid(Jid,
												enc_xmlns_attrs(__NewTopXMLNS,
														__TopXMLNS)))),
    {xmlel, <<"item">>, _attrs, _els}.

decode_disco_item_attr_jid(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"item">>, __TopXMLNS}});
decode_disco_item_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_disco_item_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_disco_item_attr_name(__TopXMLNS, undefined) ->
    <<>>;
decode_disco_item_attr_name(__TopXMLNS, _val) -> _val.

encode_disco_item_attr_name(<<>>, _acc) -> _acc;
encode_disco_item_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_disco_item_attr_node(__TopXMLNS, undefined) ->
    <<>>;
decode_disco_item_attr_node(__TopXMLNS, _val) -> _val.

encode_disco_item_attr_node(<<>>, _acc) -> _acc;
encode_disco_item_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_disco_info(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"query">>, _attrs, _els}) ->
    {Xdata, Features, Identities} =
	decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els, [],
			      [], []),
    Node = decode_disco_info_attrs(__TopXMLNS, _attrs,
				   undefined),
    {disco_info, Node, Identities, Features, Xdata}.

decode_disco_info_els(__TopXMLNS, __IgnoreEls, [],
		      Xdata, Features, Identities) ->
    {lists:reverse(Xdata), lists:reverse(Features),
     lists:reverse(Identities)};
decode_disco_info_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"identity">>, _attrs, _} = _el | _els],
		      Xdata, Features, Identities) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/disco#info">> ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				Xdata, Features,
				[decode_disco_identity(__TopXMLNS, __IgnoreEls,
						       _el)
				 | Identities]);
      <<"http://jabber.org/protocol/disco#info">> ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				Xdata, Features,
				[decode_disco_identity(<<"http://jabber.org/protocol/disco#info">>,
						       __IgnoreEls, _el)
				 | Identities]);
      _ ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				Xdata, Features, Identities)
    end;
decode_disco_info_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"feature">>, _attrs, _} = _el | _els], Xdata,
		      Features, Identities) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">>
	  when __TopXMLNS ==
		 <<"http://jabber.org/protocol/disco#info">> ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				Xdata,
				[decode_disco_feature(__TopXMLNS, __IgnoreEls,
						      _el)
				 | Features],
				Identities);
      <<"http://jabber.org/protocol/disco#info">> ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				Xdata,
				[decode_disco_feature(<<"http://jabber.org/protocol/disco#info">>,
						      __IgnoreEls, _el)
				 | Features],
				Identities);
      _ ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				Xdata, Features, Identities)
    end;
decode_disco_info_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"x">>, _attrs, _} = _el | _els], Xdata,
		      Features, Identities) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"jabber:x:data">> ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_xdata(<<"jabber:x:data">>, __IgnoreEls,
					      _el)
				 | Xdata],
				Features, Identities);
      _ ->
	  decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
				Xdata, Features, Identities)
    end;
decode_disco_info_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Xdata, Features, Identities) ->
    decode_disco_info_els(__TopXMLNS, __IgnoreEls, _els,
			  Xdata, Features, Identities).

decode_disco_info_attrs(__TopXMLNS,
			[{<<"node">>, _val} | _attrs], _Node) ->
    decode_disco_info_attrs(__TopXMLNS, _attrs, _val);
decode_disco_info_attrs(__TopXMLNS, [_ | _attrs],
			Node) ->
    decode_disco_info_attrs(__TopXMLNS, _attrs, Node);
decode_disco_info_attrs(__TopXMLNS, [], Node) ->
    decode_disco_info_attr_node(__TopXMLNS, Node).

encode_disco_info({disco_info, Node, Identities,
		   Features, Xdata},
		  __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/disco#info">>,
			 [], __TopXMLNS),
    _els = lists:reverse('encode_disco_info_$xdata'(Xdata,
						    __NewTopXMLNS,
						    'encode_disco_info_$features'(Features,
										  __NewTopXMLNS,
										  'encode_disco_info_$identities'(Identities,
														  __NewTopXMLNS,
														  [])))),
    _attrs = encode_disco_info_attr_node(Node,
					 enc_xmlns_attrs(__NewTopXMLNS,
							 __TopXMLNS)),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_disco_info_$xdata'([], __TopXMLNS, _acc) ->
    _acc;
'encode_disco_info_$xdata'([Xdata | _els], __TopXMLNS,
			   _acc) ->
    'encode_disco_info_$xdata'(_els, __TopXMLNS,
			       [encode_xdata(Xdata, __TopXMLNS) | _acc]).

'encode_disco_info_$features'([], __TopXMLNS, _acc) ->
    _acc;
'encode_disco_info_$features'([Features | _els],
			      __TopXMLNS, _acc) ->
    'encode_disco_info_$features'(_els, __TopXMLNS,
				  [encode_disco_feature(Features, __TopXMLNS)
				   | _acc]).

'encode_disco_info_$identities'([], __TopXMLNS, _acc) ->
    _acc;
'encode_disco_info_$identities'([Identities | _els],
				__TopXMLNS, _acc) ->
    'encode_disco_info_$identities'(_els, __TopXMLNS,
				    [encode_disco_identity(Identities,
							   __TopXMLNS)
				     | _acc]).

decode_disco_info_attr_node(__TopXMLNS, undefined) ->
    <<>>;
decode_disco_info_attr_node(__TopXMLNS, _val) -> _val.

encode_disco_info_attr_node(<<>>, _acc) -> _acc;
encode_disco_info_attr_node(_val, _acc) ->
    [{<<"node">>, _val} | _acc].

decode_disco_feature(__TopXMLNS, __IgnoreEls,
		     {xmlel, <<"feature">>, _attrs, _els}) ->
    Var = decode_disco_feature_attrs(__TopXMLNS, _attrs,
				     undefined),
    Var.

decode_disco_feature_attrs(__TopXMLNS,
			   [{<<"var">>, _val} | _attrs], _Var) ->
    decode_disco_feature_attrs(__TopXMLNS, _attrs, _val);
decode_disco_feature_attrs(__TopXMLNS, [_ | _attrs],
			   Var) ->
    decode_disco_feature_attrs(__TopXMLNS, _attrs, Var);
decode_disco_feature_attrs(__TopXMLNS, [], Var) ->
    decode_disco_feature_attr_var(__TopXMLNS, Var).

encode_disco_feature(Var, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/disco#info">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_disco_feature_attr_var(Var,
					   enc_xmlns_attrs(__NewTopXMLNS,
							   __TopXMLNS)),
    {xmlel, <<"feature">>, _attrs, _els}.

decode_disco_feature_attr_var(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"var">>, <<"feature">>, __TopXMLNS}});
decode_disco_feature_attr_var(__TopXMLNS, _val) -> _val.

encode_disco_feature_attr_var(_val, _acc) ->
    [{<<"var">>, _val} | _acc].

decode_disco_identity(__TopXMLNS, __IgnoreEls,
		      {xmlel, <<"identity">>, _attrs, _els}) ->
    {Category, Type, Lang, Name} =
	decode_disco_identity_attrs(__TopXMLNS, _attrs,
				    undefined, undefined, undefined, undefined),
    {identity, Category, Type, Lang, Name}.

decode_disco_identity_attrs(__TopXMLNS,
			    [{<<"category">>, _val} | _attrs], _Category, Type,
			    Lang, Name) ->
    decode_disco_identity_attrs(__TopXMLNS, _attrs, _val,
				Type, Lang, Name);
decode_disco_identity_attrs(__TopXMLNS,
			    [{<<"type">>, _val} | _attrs], Category, _Type,
			    Lang, Name) ->
    decode_disco_identity_attrs(__TopXMLNS, _attrs,
				Category, _val, Lang, Name);
decode_disco_identity_attrs(__TopXMLNS,
			    [{<<"xml:lang">>, _val} | _attrs], Category, Type,
			    _Lang, Name) ->
    decode_disco_identity_attrs(__TopXMLNS, _attrs,
				Category, Type, _val, Name);
decode_disco_identity_attrs(__TopXMLNS,
			    [{<<"name">>, _val} | _attrs], Category, Type, Lang,
			    _Name) ->
    decode_disco_identity_attrs(__TopXMLNS, _attrs,
				Category, Type, Lang, _val);
decode_disco_identity_attrs(__TopXMLNS, [_ | _attrs],
			    Category, Type, Lang, Name) ->
    decode_disco_identity_attrs(__TopXMLNS, _attrs,
				Category, Type, Lang, Name);
decode_disco_identity_attrs(__TopXMLNS, [], Category,
			    Type, Lang, Name) ->
    {decode_disco_identity_attr_category(__TopXMLNS,
					 Category),
     decode_disco_identity_attr_type(__TopXMLNS, Type),
     'decode_disco_identity_attr_xml:lang'(__TopXMLNS, Lang),
     decode_disco_identity_attr_name(__TopXMLNS, Name)}.

encode_disco_identity({identity, Category, Type, Lang,
		       Name},
		      __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"http://jabber.org/protocol/disco#info">>,
			 [], __TopXMLNS),
    _els = [],
    _attrs = encode_disco_identity_attr_name(Name,
					     'encode_disco_identity_attr_xml:lang'(Lang,
										   encode_disco_identity_attr_type(Type,
														   encode_disco_identity_attr_category(Category,
																		       enc_xmlns_attrs(__NewTopXMLNS,
																				       __TopXMLNS))))),
    {xmlel, <<"identity">>, _attrs, _els}.

decode_disco_identity_attr_category(__TopXMLNS,
				    undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"category">>, <<"identity">>,
		   __TopXMLNS}});
decode_disco_identity_attr_category(__TopXMLNS, _val) ->
    _val.

encode_disco_identity_attr_category(_val, _acc) ->
    [{<<"category">>, _val} | _acc].

decode_disco_identity_attr_type(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"type">>, <<"identity">>,
		   __TopXMLNS}});
decode_disco_identity_attr_type(__TopXMLNS, _val) ->
    _val.

encode_disco_identity_attr_type(_val, _acc) ->
    [{<<"type">>, _val} | _acc].

'decode_disco_identity_attr_xml:lang'(__TopXMLNS,
				      undefined) ->
    <<>>;
'decode_disco_identity_attr_xml:lang'(__TopXMLNS,
				      _val) ->
    _val.

'encode_disco_identity_attr_xml:lang'(<<>>, _acc) ->
    _acc;
'encode_disco_identity_attr_xml:lang'(_val, _acc) ->
    [{<<"xml:lang">>, _val} | _acc].

decode_disco_identity_attr_name(__TopXMLNS,
				undefined) ->
    <<>>;
decode_disco_identity_attr_name(__TopXMLNS, _val) ->
    _val.

encode_disco_identity_attr_name(<<>>, _acc) -> _acc;
encode_disco_identity_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_block_list(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"blocklist">>, _attrs, _els}) ->
    Items = decode_block_list_els(__TopXMLNS, __IgnoreEls,
				  _els, []),
    {block_list, Items}.

decode_block_list_els(__TopXMLNS, __IgnoreEls, [],
		      Items) ->
    lists:reverse(Items);
decode_block_list_els(__TopXMLNS, __IgnoreEls,
		      [{xmlel, <<"item">>, _attrs, _} = _el | _els], Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:blocking">> ->
	  decode_block_list_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_block_item(__TopXMLNS, __IgnoreEls, _el)
				 | Items]);
      <<"urn:xmpp:blocking">> ->
	  decode_block_list_els(__TopXMLNS, __IgnoreEls, _els,
				[decode_block_item(<<"urn:xmpp:blocking">>,
						   __IgnoreEls, _el)
				 | Items]);
      _ ->
	  decode_block_list_els(__TopXMLNS, __IgnoreEls, _els,
				Items)
    end;
decode_block_list_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Items) ->
    decode_block_list_els(__TopXMLNS, __IgnoreEls, _els,
			  Items).

encode_block_list({block_list, Items}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:blocking">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_block_list_$items'(Items,
						    __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"blocklist">>, _attrs, _els}.

'encode_block_list_$items'([], __TopXMLNS, _acc) ->
    _acc;
'encode_block_list_$items'([Items | _els], __TopXMLNS,
			   _acc) ->
    'encode_block_list_$items'(_els, __TopXMLNS,
			       [encode_block_item(Items, __TopXMLNS) | _acc]).

decode_unblock(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"unblock">>, _attrs, _els}) ->
    Items = decode_unblock_els(__TopXMLNS, __IgnoreEls,
			       _els, []),
    {unblock, Items}.

decode_unblock_els(__TopXMLNS, __IgnoreEls, [],
		   Items) ->
    lists:reverse(Items);
decode_unblock_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"item">>, _attrs, _} = _el | _els], Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:blocking">> ->
	  decode_unblock_els(__TopXMLNS, __IgnoreEls, _els,
			     [decode_block_item(__TopXMLNS, __IgnoreEls, _el)
			      | Items]);
      <<"urn:xmpp:blocking">> ->
	  decode_unblock_els(__TopXMLNS, __IgnoreEls, _els,
			     [decode_block_item(<<"urn:xmpp:blocking">>,
						__IgnoreEls, _el)
			      | Items]);
      _ ->
	  decode_unblock_els(__TopXMLNS, __IgnoreEls, _els, Items)
    end;
decode_unblock_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Items) ->
    decode_unblock_els(__TopXMLNS, __IgnoreEls, _els,
		       Items).

encode_unblock({unblock, Items}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:blocking">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_unblock_$items'(Items,
						 __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"unblock">>, _attrs, _els}.

'encode_unblock_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_unblock_$items'([Items | _els], __TopXMLNS,
			_acc) ->
    'encode_unblock_$items'(_els, __TopXMLNS,
			    [encode_block_item(Items, __TopXMLNS) | _acc]).

decode_block(__TopXMLNS, __IgnoreEls,
	     {xmlel, <<"block">>, _attrs, _els}) ->
    Items = decode_block_els(__TopXMLNS, __IgnoreEls, _els,
			     []),
    {block, Items}.

decode_block_els(__TopXMLNS, __IgnoreEls, [], Items) ->
    lists:reverse(Items);
decode_block_els(__TopXMLNS, __IgnoreEls,
		 [{xmlel, <<"item">>, _attrs, _} = _el | _els], Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"urn:xmpp:blocking">> ->
	  decode_block_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_block_item(__TopXMLNS, __IgnoreEls, _el)
			    | Items]);
      <<"urn:xmpp:blocking">> ->
	  decode_block_els(__TopXMLNS, __IgnoreEls, _els,
			   [decode_block_item(<<"urn:xmpp:blocking">>,
					      __IgnoreEls, _el)
			    | Items]);
      _ ->
	  decode_block_els(__TopXMLNS, __IgnoreEls, _els, Items)
    end;
decode_block_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		 Items) ->
    decode_block_els(__TopXMLNS, __IgnoreEls, _els, Items).

encode_block({block, Items}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:blocking">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_block_$items'(Items,
					       __NewTopXMLNS, [])),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"block">>, _attrs, _els}.

'encode_block_$items'([], __TopXMLNS, _acc) -> _acc;
'encode_block_$items'([Items | _els], __TopXMLNS,
		      _acc) ->
    'encode_block_$items'(_els, __TopXMLNS,
			  [encode_block_item(Items, __TopXMLNS) | _acc]).

decode_block_item(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"item">>, _attrs, _els}) ->
    Jid = decode_block_item_attrs(__TopXMLNS, _attrs,
				  undefined),
    Jid.

decode_block_item_attrs(__TopXMLNS,
			[{<<"jid">>, _val} | _attrs], _Jid) ->
    decode_block_item_attrs(__TopXMLNS, _attrs, _val);
decode_block_item_attrs(__TopXMLNS, [_ | _attrs],
			Jid) ->
    decode_block_item_attrs(__TopXMLNS, _attrs, Jid);
decode_block_item_attrs(__TopXMLNS, [], Jid) ->
    decode_block_item_attr_jid(__TopXMLNS, Jid).

encode_block_item(Jid, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:blocking">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_block_item_attr_jid(Jid,
					enc_xmlns_attrs(__NewTopXMLNS,
							__TopXMLNS)),
    {xmlel, <<"item">>, _attrs, _els}.

decode_block_item_attr_jid(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"item">>, __TopXMLNS}});
decode_block_item_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_block_item_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_privacy(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"query">>, _attrs, _els}) ->
    {Lists, Default, Active} =
	decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, [],
			   undefined, undefined),
    {privacy_query, Lists, Default, Active}.

decode_privacy_els(__TopXMLNS, __IgnoreEls, [], Lists,
		   Default, Active) ->
    {lists:reverse(Lists), Default, Active};
decode_privacy_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"list">>, _attrs, _} = _el | _els], Lists,
		   Default, Active) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els,
			     [decode_privacy_list(__TopXMLNS, __IgnoreEls, _el)
			      | Lists],
			     Default, Active);
      <<"jabber:iq:privacy">> ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els,
			     [decode_privacy_list(<<"jabber:iq:privacy">>,
						  __IgnoreEls, _el)
			      | Lists],
			     Default, Active);
      _ ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
			     Default, Active)
    end;
decode_privacy_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"default">>, _attrs, _} = _el | _els], Lists,
		   Default, Active) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
			     decode_privacy_default_list(__TopXMLNS,
							 __IgnoreEls, _el),
			     Active);
      <<"jabber:iq:privacy">> ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
			     decode_privacy_default_list(<<"jabber:iq:privacy">>,
							 __IgnoreEls, _el),
			     Active);
      _ ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
			     Default, Active)
    end;
decode_privacy_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"active">>, _attrs, _} = _el | _els], Lists,
		   Default, Active) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
			     Default,
			     decode_privacy_active_list(__TopXMLNS, __IgnoreEls,
							_el));
      <<"jabber:iq:privacy">> ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
			     Default,
			     decode_privacy_active_list(<<"jabber:iq:privacy">>,
							__IgnoreEls, _el));
      _ ->
	  decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
			     Default, Active)
    end;
decode_privacy_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Lists, Default, Active) ->
    decode_privacy_els(__TopXMLNS, __IgnoreEls, _els, Lists,
		       Default, Active).

encode_privacy({privacy_query, Lists, Default, Active},
	       __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_privacy_$lists'(Lists,
						 __NewTopXMLNS,
						 'encode_privacy_$default'(Default,
									   __NewTopXMLNS,
									   'encode_privacy_$active'(Active,
												    __NewTopXMLNS,
												    [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_privacy_$lists'([], __TopXMLNS, _acc) -> _acc;
'encode_privacy_$lists'([Lists | _els], __TopXMLNS,
			_acc) ->
    'encode_privacy_$lists'(_els, __TopXMLNS,
			    [encode_privacy_list(Lists, __TopXMLNS) | _acc]).

'encode_privacy_$default'(undefined, __TopXMLNS,
			  _acc) ->
    _acc;
'encode_privacy_$default'(Default, __TopXMLNS, _acc) ->
    [encode_privacy_default_list(Default, __TopXMLNS)
     | _acc].

'encode_privacy_$active'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_privacy_$active'(Active, __TopXMLNS, _acc) ->
    [encode_privacy_active_list(Active, __TopXMLNS) | _acc].

decode_privacy_active_list(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"active">>, _attrs, _els}) ->
    Name = decode_privacy_active_list_attrs(__TopXMLNS,
					    _attrs, undefined),
    Name.

decode_privacy_active_list_attrs(__TopXMLNS,
				 [{<<"name">>, _val} | _attrs], _Name) ->
    decode_privacy_active_list_attrs(__TopXMLNS, _attrs,
				     _val);
decode_privacy_active_list_attrs(__TopXMLNS,
				 [_ | _attrs], Name) ->
    decode_privacy_active_list_attrs(__TopXMLNS, _attrs,
				     Name);
decode_privacy_active_list_attrs(__TopXMLNS, [],
				 Name) ->
    decode_privacy_active_list_attr_name(__TopXMLNS, Name).

encode_privacy_active_list(Name, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_privacy_active_list_attr_name(Name,
						  enc_xmlns_attrs(__NewTopXMLNS,
								  __TopXMLNS)),
    {xmlel, <<"active">>, _attrs, _els}.

decode_privacy_active_list_attr_name(__TopXMLNS,
				     undefined) ->
    none;
decode_privacy_active_list_attr_name(__TopXMLNS,
				     _val) ->
    _val.

encode_privacy_active_list_attr_name(none, _acc) ->
    _acc;
encode_privacy_active_list_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_privacy_default_list(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"default">>, _attrs, _els}) ->
    Name = decode_privacy_default_list_attrs(__TopXMLNS,
					     _attrs, undefined),
    Name.

decode_privacy_default_list_attrs(__TopXMLNS,
				  [{<<"name">>, _val} | _attrs], _Name) ->
    decode_privacy_default_list_attrs(__TopXMLNS, _attrs,
				      _val);
decode_privacy_default_list_attrs(__TopXMLNS,
				  [_ | _attrs], Name) ->
    decode_privacy_default_list_attrs(__TopXMLNS, _attrs,
				      Name);
decode_privacy_default_list_attrs(__TopXMLNS, [],
				  Name) ->
    decode_privacy_default_list_attr_name(__TopXMLNS, Name).

encode_privacy_default_list(Name, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = encode_privacy_default_list_attr_name(Name,
						   enc_xmlns_attrs(__NewTopXMLNS,
								   __TopXMLNS)),
    {xmlel, <<"default">>, _attrs, _els}.

decode_privacy_default_list_attr_name(__TopXMLNS,
				      undefined) ->
    none;
decode_privacy_default_list_attr_name(__TopXMLNS,
				      _val) ->
    _val.

encode_privacy_default_list_attr_name(none, _acc) ->
    _acc;
encode_privacy_default_list_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_privacy_list(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"list">>, _attrs, _els}) ->
    Items = decode_privacy_list_els(__TopXMLNS, __IgnoreEls,
				    _els, []),
    Name = decode_privacy_list_attrs(__TopXMLNS, _attrs,
				     undefined),
    {privacy_list, Name, Items}.

decode_privacy_list_els(__TopXMLNS, __IgnoreEls, [],
			Items) ->
    lists:reverse(Items);
decode_privacy_list_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"item">>, _attrs, _} = _el | _els], Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_list_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_privacy_item(__TopXMLNS, __IgnoreEls,
						       _el)
				   | Items]);
      <<"jabber:iq:privacy">> ->
	  decode_privacy_list_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_privacy_item(<<"jabber:iq:privacy">>,
						       __IgnoreEls, _el)
				   | Items]);
      _ ->
	  decode_privacy_list_els(__TopXMLNS, __IgnoreEls, _els,
				  Items)
    end;
decode_privacy_list_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Items) ->
    decode_privacy_list_els(__TopXMLNS, __IgnoreEls, _els,
			    Items).

decode_privacy_list_attrs(__TopXMLNS,
			  [{<<"name">>, _val} | _attrs], _Name) ->
    decode_privacy_list_attrs(__TopXMLNS, _attrs, _val);
decode_privacy_list_attrs(__TopXMLNS, [_ | _attrs],
			  Name) ->
    decode_privacy_list_attrs(__TopXMLNS, _attrs, Name);
decode_privacy_list_attrs(__TopXMLNS, [], Name) ->
    decode_privacy_list_attr_name(__TopXMLNS, Name).

encode_privacy_list({privacy_list, Name, Items},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_privacy_list_$items'(Items,
						      __NewTopXMLNS, [])),
    _attrs = encode_privacy_list_attr_name(Name,
					   enc_xmlns_attrs(__NewTopXMLNS,
							   __TopXMLNS)),
    {xmlel, <<"list">>, _attrs, _els}.

'encode_privacy_list_$items'([], __TopXMLNS, _acc) ->
    _acc;
'encode_privacy_list_$items'([Items | _els], __TopXMLNS,
			     _acc) ->
    'encode_privacy_list_$items'(_els, __TopXMLNS,
				 [encode_privacy_item(Items, __TopXMLNS)
				  | _acc]).

decode_privacy_list_attr_name(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"name">>, <<"list">>, __TopXMLNS}});
decode_privacy_list_attr_name(__TopXMLNS, _val) -> _val.

encode_privacy_list_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_privacy_item(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"item">>, _attrs, _els}) ->
    {Iq, Presence_out, Message, Presence_in} =
	decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				false, false, false, false),
    {Action, Order, Type, Value} =
	decode_privacy_item_attrs(__TopXMLNS, _attrs, undefined,
				  undefined, undefined, undefined),
    {privacy_item, Order, Action, Type, Value, Message, Iq,
     Presence_in, Presence_out}.

decode_privacy_item_els(__TopXMLNS, __IgnoreEls, [], Iq,
			Presence_out, Message, Presence_in) ->
    {Iq, Presence_out, Message, Presence_in};
decode_privacy_item_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"message">>, _attrs, _} = _el | _els], Iq,
			Presence_out, Message, Presence_in) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out,
				  decode_privacy_message(__TopXMLNS,
							 __IgnoreEls, _el),
				  Presence_in);
      <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out,
				  decode_privacy_message(<<"jabber:iq:privacy">>,
							 __IgnoreEls, _el),
				  Presence_in);
      _ ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out, Message, Presence_in)
    end;
decode_privacy_item_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"iq">>, _attrs, _} = _el | _els], Iq,
			Presence_out, Message, Presence_in) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_privacy_iq(__TopXMLNS, __IgnoreEls,
						    _el),
				  Presence_out, Message, Presence_in);
      <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  decode_privacy_iq(<<"jabber:iq:privacy">>,
						    __IgnoreEls, _el),
				  Presence_out, Message, Presence_in);
      _ ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out, Message, Presence_in)
    end;
decode_privacy_item_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"presence-in">>, _attrs, _} = _el | _els],
			Iq, Presence_out, Message, Presence_in) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out, Message,
				  decode_privacy_presence_in(__TopXMLNS,
							     __IgnoreEls, _el));
      <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out, Message,
				  decode_privacy_presence_in(<<"jabber:iq:privacy">>,
							     __IgnoreEls, _el));
      _ ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out, Message, Presence_in)
    end;
decode_privacy_item_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"presence-out">>, _attrs, _} = _el | _els],
			Iq, Presence_out, Message, Presence_in) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq,
				  decode_privacy_presence_out(__TopXMLNS,
							      __IgnoreEls, _el),
				  Message, Presence_in);
      <<"jabber:iq:privacy">> ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq,
				  decode_privacy_presence_out(<<"jabber:iq:privacy">>,
							      __IgnoreEls, _el),
				  Message, Presence_in);
      _ ->
	  decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
				  Iq, Presence_out, Message, Presence_in)
    end;
decode_privacy_item_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Iq, Presence_out, Message, Presence_in) ->
    decode_privacy_item_els(__TopXMLNS, __IgnoreEls, _els,
			    Iq, Presence_out, Message, Presence_in).

decode_privacy_item_attrs(__TopXMLNS,
			  [{<<"action">>, _val} | _attrs], _Action, Order, Type,
			  Value) ->
    decode_privacy_item_attrs(__TopXMLNS, _attrs, _val,
			      Order, Type, Value);
decode_privacy_item_attrs(__TopXMLNS,
			  [{<<"order">>, _val} | _attrs], Action, _Order, Type,
			  Value) ->
    decode_privacy_item_attrs(__TopXMLNS, _attrs, Action,
			      _val, Type, Value);
decode_privacy_item_attrs(__TopXMLNS,
			  [{<<"type">>, _val} | _attrs], Action, Order, _Type,
			  Value) ->
    decode_privacy_item_attrs(__TopXMLNS, _attrs, Action,
			      Order, _val, Value);
decode_privacy_item_attrs(__TopXMLNS,
			  [{<<"value">>, _val} | _attrs], Action, Order, Type,
			  _Value) ->
    decode_privacy_item_attrs(__TopXMLNS, _attrs, Action,
			      Order, Type, _val);
decode_privacy_item_attrs(__TopXMLNS, [_ | _attrs],
			  Action, Order, Type, Value) ->
    decode_privacy_item_attrs(__TopXMLNS, _attrs, Action,
			      Order, Type, Value);
decode_privacy_item_attrs(__TopXMLNS, [], Action, Order,
			  Type, Value) ->
    {decode_privacy_item_attr_action(__TopXMLNS, Action),
     decode_privacy_item_attr_order(__TopXMLNS, Order),
     decode_privacy_item_attr_type(__TopXMLNS, Type),
     decode_privacy_item_attr_value(__TopXMLNS, Value)}.

encode_privacy_item({privacy_item, Order, Action, Type,
		     Value, Message, Iq, Presence_in, Presence_out},
		    __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_privacy_item_$iq'(Iq,
						   __NewTopXMLNS,
						   'encode_privacy_item_$presence_out'(Presence_out,
										       __NewTopXMLNS,
										       'encode_privacy_item_$message'(Message,
														      __NewTopXMLNS,
														      'encode_privacy_item_$presence_in'(Presence_in,
																			 __NewTopXMLNS,
																			 []))))),
    _attrs = encode_privacy_item_attr_value(Value,
					    encode_privacy_item_attr_type(Type,
									  encode_privacy_item_attr_order(Order,
													 encode_privacy_item_attr_action(Action,
																	 enc_xmlns_attrs(__NewTopXMLNS,
																			 __TopXMLNS))))),
    {xmlel, <<"item">>, _attrs, _els}.

'encode_privacy_item_$iq'(false, __TopXMLNS, _acc) ->
    _acc;
'encode_privacy_item_$iq'(Iq, __TopXMLNS, _acc) ->
    [encode_privacy_iq(Iq, __TopXMLNS) | _acc].

'encode_privacy_item_$presence_out'(false, __TopXMLNS,
				    _acc) ->
    _acc;
'encode_privacy_item_$presence_out'(Presence_out,
				    __TopXMLNS, _acc) ->
    [encode_privacy_presence_out(Presence_out, __TopXMLNS)
     | _acc].

'encode_privacy_item_$message'(false, __TopXMLNS,
			       _acc) ->
    _acc;
'encode_privacy_item_$message'(Message, __TopXMLNS,
			       _acc) ->
    [encode_privacy_message(Message, __TopXMLNS) | _acc].

'encode_privacy_item_$presence_in'(false, __TopXMLNS,
				   _acc) ->
    _acc;
'encode_privacy_item_$presence_in'(Presence_in,
				   __TopXMLNS, _acc) ->
    [encode_privacy_presence_in(Presence_in, __TopXMLNS)
     | _acc].

decode_privacy_item_attr_action(__TopXMLNS,
				undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"action">>, <<"item">>, __TopXMLNS}});
decode_privacy_item_attr_action(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [allow, deny]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"action">>, <<"item">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_privacy_item_attr_action(_val, _acc) ->
    [{<<"action">>, enc_enum(_val)} | _acc].

decode_privacy_item_attr_order(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"order">>, <<"item">>, __TopXMLNS}});
decode_privacy_item_attr_order(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"order">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_privacy_item_attr_order(_val, _acc) ->
    [{<<"order">>, enc_int(_val)} | _acc].

decode_privacy_item_attr_type(__TopXMLNS, undefined) ->
    undefined;
decode_privacy_item_attr_type(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [group, jid, subscription]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"type">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_privacy_item_attr_type(undefined, _acc) -> _acc;
encode_privacy_item_attr_type(_val, _acc) ->
    [{<<"type">>, enc_enum(_val)} | _acc].

decode_privacy_item_attr_value(__TopXMLNS, undefined) ->
    <<>>;
decode_privacy_item_attr_value(__TopXMLNS, _val) ->
    _val.

encode_privacy_item_attr_value(<<>>, _acc) -> _acc;
encode_privacy_item_attr_value(_val, _acc) ->
    [{<<"value">>, _val} | _acc].

decode_privacy_presence_out(__TopXMLNS, __IgnoreEls,
			    {xmlel, <<"presence-out">>, _attrs, _els}) ->
    true.

encode_privacy_presence_out(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"presence-out">>, _attrs, _els}.

decode_privacy_presence_in(__TopXMLNS, __IgnoreEls,
			   {xmlel, <<"presence-in">>, _attrs, _els}) ->
    true.

encode_privacy_presence_in(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"presence-in">>, _attrs, _els}.

decode_privacy_iq(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"iq">>, _attrs, _els}) ->
    true.

encode_privacy_iq(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"iq">>, _attrs, _els}.

decode_privacy_message(__TopXMLNS, __IgnoreEls,
		       {xmlel, <<"message">>, _attrs, _els}) ->
    true.

encode_privacy_message(true, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:privacy">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"message">>, _attrs, _els}.

decode_rosterver_feature(__TopXMLNS, __IgnoreEls,
			 {xmlel, <<"ver">>, _attrs, _els}) ->
    {rosterver_feature}.

encode_rosterver_feature({rosterver_feature},
			 __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"urn:xmpp:features:rosterver">>, [],
			 __TopXMLNS),
    _els = [],
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"ver">>, _attrs, _els}.

decode_roster_query(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"query">>, _attrs, _els}) ->
    Items = decode_roster_query_els(__TopXMLNS, __IgnoreEls,
				    _els, []),
    Ver = decode_roster_query_attrs(__TopXMLNS, _attrs,
				    undefined),
    {roster_query, Items, Ver}.

decode_roster_query_els(__TopXMLNS, __IgnoreEls, [],
			Items) ->
    lists:reverse(Items);
decode_roster_query_els(__TopXMLNS, __IgnoreEls,
			[{xmlel, <<"item">>, _attrs, _} = _el | _els], Items) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:roster">> ->
	  decode_roster_query_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_roster_item(__TopXMLNS, __IgnoreEls,
						      _el)
				   | Items]);
      <<"jabber:iq:roster">> ->
	  decode_roster_query_els(__TopXMLNS, __IgnoreEls, _els,
				  [decode_roster_item(<<"jabber:iq:roster">>,
						      __IgnoreEls, _el)
				   | Items]);
      _ ->
	  decode_roster_query_els(__TopXMLNS, __IgnoreEls, _els,
				  Items)
    end;
decode_roster_query_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Items) ->
    decode_roster_query_els(__TopXMLNS, __IgnoreEls, _els,
			    Items).

decode_roster_query_attrs(__TopXMLNS,
			  [{<<"ver">>, _val} | _attrs], _Ver) ->
    decode_roster_query_attrs(__TopXMLNS, _attrs, _val);
decode_roster_query_attrs(__TopXMLNS, [_ | _attrs],
			  Ver) ->
    decode_roster_query_attrs(__TopXMLNS, _attrs, Ver);
decode_roster_query_attrs(__TopXMLNS, [], Ver) ->
    decode_roster_query_attr_ver(__TopXMLNS, Ver).

encode_roster_query({roster_query, Items, Ver},
		    __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:roster">>,
				     [], __TopXMLNS),
    _els = lists:reverse('encode_roster_query_$items'(Items,
						      __NewTopXMLNS, [])),
    _attrs = encode_roster_query_attr_ver(Ver,
					  enc_xmlns_attrs(__NewTopXMLNS,
							  __TopXMLNS)),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_roster_query_$items'([], __TopXMLNS, _acc) ->
    _acc;
'encode_roster_query_$items'([Items | _els], __TopXMLNS,
			     _acc) ->
    'encode_roster_query_$items'(_els, __TopXMLNS,
				 [encode_roster_item(Items, __TopXMLNS)
				  | _acc]).

decode_roster_query_attr_ver(__TopXMLNS, undefined) ->
    undefined;
decode_roster_query_attr_ver(__TopXMLNS, _val) -> _val.

encode_roster_query_attr_ver(undefined, _acc) -> _acc;
encode_roster_query_attr_ver(_val, _acc) ->
    [{<<"ver">>, _val} | _acc].

decode_roster_item(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"item">>, _attrs, _els}) ->
    Groups = decode_roster_item_els(__TopXMLNS, __IgnoreEls,
				    _els, []),
    {Jid, Name, Subscription, Ask} =
	decode_roster_item_attrs(__TopXMLNS, _attrs, undefined,
				 undefined, undefined, undefined),
    {roster_item, Jid, Name, Groups, Subscription, Ask}.

decode_roster_item_els(__TopXMLNS, __IgnoreEls, [],
		       Groups) ->
    lists:reverse(Groups);
decode_roster_item_els(__TopXMLNS, __IgnoreEls,
		       [{xmlel, <<"group">>, _attrs, _} = _el | _els],
		       Groups) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:roster">> ->
	  decode_roster_item_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_roster_group(__TopXMLNS, __IgnoreEls,
						      _el)
				  | Groups]);
      <<"jabber:iq:roster">> ->
	  decode_roster_item_els(__TopXMLNS, __IgnoreEls, _els,
				 [decode_roster_group(<<"jabber:iq:roster">>,
						      __IgnoreEls, _el)
				  | Groups]);
      _ ->
	  decode_roster_item_els(__TopXMLNS, __IgnoreEls, _els,
				 Groups)
    end;
decode_roster_item_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Groups) ->
    decode_roster_item_els(__TopXMLNS, __IgnoreEls, _els,
			   Groups).

decode_roster_item_attrs(__TopXMLNS,
			 [{<<"jid">>, _val} | _attrs], _Jid, Name, Subscription,
			 Ask) ->
    decode_roster_item_attrs(__TopXMLNS, _attrs, _val, Name,
			     Subscription, Ask);
decode_roster_item_attrs(__TopXMLNS,
			 [{<<"name">>, _val} | _attrs], Jid, _Name,
			 Subscription, Ask) ->
    decode_roster_item_attrs(__TopXMLNS, _attrs, Jid, _val,
			     Subscription, Ask);
decode_roster_item_attrs(__TopXMLNS,
			 [{<<"subscription">>, _val} | _attrs], Jid, Name,
			 _Subscription, Ask) ->
    decode_roster_item_attrs(__TopXMLNS, _attrs, Jid, Name,
			     _val, Ask);
decode_roster_item_attrs(__TopXMLNS,
			 [{<<"ask">>, _val} | _attrs], Jid, Name, Subscription,
			 _Ask) ->
    decode_roster_item_attrs(__TopXMLNS, _attrs, Jid, Name,
			     Subscription, _val);
decode_roster_item_attrs(__TopXMLNS, [_ | _attrs], Jid,
			 Name, Subscription, Ask) ->
    decode_roster_item_attrs(__TopXMLNS, _attrs, Jid, Name,
			     Subscription, Ask);
decode_roster_item_attrs(__TopXMLNS, [], Jid, Name,
			 Subscription, Ask) ->
    {decode_roster_item_attr_jid(__TopXMLNS, Jid),
     decode_roster_item_attr_name(__TopXMLNS, Name),
     decode_roster_item_attr_subscription(__TopXMLNS,
					  Subscription),
     decode_roster_item_attr_ask(__TopXMLNS, Ask)}.

encode_roster_item({roster_item, Jid, Name, Groups,
		    Subscription, Ask},
		   __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:roster">>,
				     [], __TopXMLNS),
    _els =
	lists:reverse('encode_roster_item_$groups'(Groups,
						   __NewTopXMLNS, [])),
    _attrs = encode_roster_item_attr_ask(Ask,
					 encode_roster_item_attr_subscription(Subscription,
									      encode_roster_item_attr_name(Name,
													   encode_roster_item_attr_jid(Jid,
																       enc_xmlns_attrs(__NewTopXMLNS,
																		       __TopXMLNS))))),
    {xmlel, <<"item">>, _attrs, _els}.

'encode_roster_item_$groups'([], __TopXMLNS, _acc) ->
    _acc;
'encode_roster_item_$groups'([Groups | _els],
			     __TopXMLNS, _acc) ->
    'encode_roster_item_$groups'(_els, __TopXMLNS,
				 [encode_roster_group(Groups, __TopXMLNS)
				  | _acc]).

decode_roster_item_attr_jid(__TopXMLNS, undefined) ->
    erlang:error({xmpp_codec,
		  {missing_attr, <<"jid">>, <<"item">>, __TopXMLNS}});
decode_roster_item_attr_jid(__TopXMLNS, _val) ->
    case catch dec_jid(_val) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"jid">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_roster_item_attr_jid(_val, _acc) ->
    [{<<"jid">>, enc_jid(_val)} | _acc].

decode_roster_item_attr_name(__TopXMLNS, undefined) ->
    <<>>;
decode_roster_item_attr_name(__TopXMLNS, _val) -> _val.

encode_roster_item_attr_name(<<>>, _acc) -> _acc;
encode_roster_item_attr_name(_val, _acc) ->
    [{<<"name">>, _val} | _acc].

decode_roster_item_attr_subscription(__TopXMLNS,
				     undefined) ->
    none;
decode_roster_item_attr_subscription(__TopXMLNS,
				     _val) ->
    case catch dec_enum(_val,
			[none, to, from, both, remove])
	of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"subscription">>, <<"item">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_roster_item_attr_subscription(none, _acc) ->
    _acc;
encode_roster_item_attr_subscription(_val, _acc) ->
    [{<<"subscription">>, enc_enum(_val)} | _acc].

decode_roster_item_attr_ask(__TopXMLNS, undefined) ->
    undefined;
decode_roster_item_attr_ask(__TopXMLNS, _val) ->
    case catch dec_enum(_val, [subscribe]) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"ask">>, <<"item">>, __TopXMLNS}});
      _res -> _res
    end.

encode_roster_item_attr_ask(undefined, _acc) -> _acc;
encode_roster_item_attr_ask(_val, _acc) ->
    [{<<"ask">>, enc_enum(_val)} | _acc].

decode_roster_group(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"group">>, _attrs, _els}) ->
    Cdata = decode_roster_group_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_roster_group_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_roster_group_cdata(__TopXMLNS, Cdata);
decode_roster_group_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_roster_group_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_roster_group_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_roster_group_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_roster_group(Cdata, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:roster">>,
				     [], __TopXMLNS),
    _els = encode_roster_group_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"group">>, _attrs, _els}.

decode_roster_group_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"group">>, __TopXMLNS}});
decode_roster_group_cdata(__TopXMLNS, _val) -> _val.

encode_roster_group_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_version(__TopXMLNS, __IgnoreEls,
	       {xmlel, <<"query">>, _attrs, _els}) ->
    {Ver, Os, Name} = decode_version_els(__TopXMLNS,
					 __IgnoreEls, _els, undefined,
					 undefined, undefined),
    {version, Name, Ver, Os}.

decode_version_els(__TopXMLNS, __IgnoreEls, [], Ver, Os,
		   Name) ->
    {Ver, Os, Name};
decode_version_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"name">>, _attrs, _} = _el | _els], Ver, Os,
		   Name) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:version">> ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
			     Os,
			     decode_version_name(__TopXMLNS, __IgnoreEls, _el));
      <<"jabber:iq:version">> ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
			     Os,
			     decode_version_name(<<"jabber:iq:version">>,
						 __IgnoreEls, _el));
      _ ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
			     Os, Name)
    end;
decode_version_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"version">>, _attrs, _} = _el | _els], Ver,
		   Os, Name) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:version">> ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_version_ver(__TopXMLNS, __IgnoreEls, _el),
			     Os, Name);
      <<"jabber:iq:version">> ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els,
			     decode_version_ver(<<"jabber:iq:version">>,
						__IgnoreEls, _el),
			     Os, Name);
      _ ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
			     Os, Name)
    end;
decode_version_els(__TopXMLNS, __IgnoreEls,
		   [{xmlel, <<"os">>, _attrs, _} = _el | _els], Ver, Os,
		   Name) ->
    case get_attr(<<"xmlns">>, _attrs) of
      <<"">> when __TopXMLNS == <<"jabber:iq:version">> ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
			     decode_version_os(__TopXMLNS, __IgnoreEls, _el),
			     Name);
      <<"jabber:iq:version">> ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
			     decode_version_os(<<"jabber:iq:version">>,
					       __IgnoreEls, _el),
			     Name);
      _ ->
	  decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
			     Os, Name)
    end;
decode_version_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		   Ver, Os, Name) ->
    decode_version_els(__TopXMLNS, __IgnoreEls, _els, Ver,
		       Os, Name).

encode_version({version, Name, Ver, Os}, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:version">>, [],
			 __TopXMLNS),
    _els = lists:reverse('encode_version_$ver'(Ver,
					       __NewTopXMLNS,
					       'encode_version_$os'(Os,
								    __NewTopXMLNS,
								    'encode_version_$name'(Name,
											   __NewTopXMLNS,
											   [])))),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"query">>, _attrs, _els}.

'encode_version_$ver'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_version_$ver'(Ver, __TopXMLNS, _acc) ->
    [encode_version_ver(Ver, __TopXMLNS) | _acc].

'encode_version_$os'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_version_$os'(Os, __TopXMLNS, _acc) ->
    [encode_version_os(Os, __TopXMLNS) | _acc].

'encode_version_$name'(undefined, __TopXMLNS, _acc) ->
    _acc;
'encode_version_$name'(Name, __TopXMLNS, _acc) ->
    [encode_version_name(Name, __TopXMLNS) | _acc].

decode_version_os(__TopXMLNS, __IgnoreEls,
		  {xmlel, <<"os">>, _attrs, _els}) ->
    Cdata = decode_version_os_els(__TopXMLNS, __IgnoreEls,
				  _els, <<>>),
    Cdata.

decode_version_os_els(__TopXMLNS, __IgnoreEls, [],
		      Cdata) ->
    decode_version_os_cdata(__TopXMLNS, Cdata);
decode_version_os_els(__TopXMLNS, __IgnoreEls,
		      [{xmlcdata, _data} | _els], Cdata) ->
    decode_version_os_els(__TopXMLNS, __IgnoreEls, _els,
			  <<Cdata/binary, _data/binary>>);
decode_version_os_els(__TopXMLNS, __IgnoreEls,
		      [_ | _els], Cdata) ->
    decode_version_os_els(__TopXMLNS, __IgnoreEls, _els,
			  Cdata).

encode_version_os(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:version">>, [],
			 __TopXMLNS),
    _els = encode_version_os_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"os">>, _attrs, _els}.

decode_version_os_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"os">>, __TopXMLNS}});
decode_version_os_cdata(__TopXMLNS, _val) -> _val.

encode_version_os_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_version_ver(__TopXMLNS, __IgnoreEls,
		   {xmlel, <<"version">>, _attrs, _els}) ->
    Cdata = decode_version_ver_els(__TopXMLNS, __IgnoreEls,
				   _els, <<>>),
    Cdata.

decode_version_ver_els(__TopXMLNS, __IgnoreEls, [],
		       Cdata) ->
    decode_version_ver_cdata(__TopXMLNS, Cdata);
decode_version_ver_els(__TopXMLNS, __IgnoreEls,
		       [{xmlcdata, _data} | _els], Cdata) ->
    decode_version_ver_els(__TopXMLNS, __IgnoreEls, _els,
			   <<Cdata/binary, _data/binary>>);
decode_version_ver_els(__TopXMLNS, __IgnoreEls,
		       [_ | _els], Cdata) ->
    decode_version_ver_els(__TopXMLNS, __IgnoreEls, _els,
			   Cdata).

encode_version_ver(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:version">>, [],
			 __TopXMLNS),
    _els = encode_version_ver_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"version">>, _attrs, _els}.

decode_version_ver_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"version">>, __TopXMLNS}});
decode_version_ver_cdata(__TopXMLNS, _val) -> _val.

encode_version_ver_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_version_name(__TopXMLNS, __IgnoreEls,
		    {xmlel, <<"name">>, _attrs, _els}) ->
    Cdata = decode_version_name_els(__TopXMLNS, __IgnoreEls,
				    _els, <<>>),
    Cdata.

decode_version_name_els(__TopXMLNS, __IgnoreEls, [],
			Cdata) ->
    decode_version_name_cdata(__TopXMLNS, Cdata);
decode_version_name_els(__TopXMLNS, __IgnoreEls,
			[{xmlcdata, _data} | _els], Cdata) ->
    decode_version_name_els(__TopXMLNS, __IgnoreEls, _els,
			    <<Cdata/binary, _data/binary>>);
decode_version_name_els(__TopXMLNS, __IgnoreEls,
			[_ | _els], Cdata) ->
    decode_version_name_els(__TopXMLNS, __IgnoreEls, _els,
			    Cdata).

encode_version_name(Cdata, __TopXMLNS) ->
    __NewTopXMLNS =
	choose_top_xmlns(<<"jabber:iq:version">>, [],
			 __TopXMLNS),
    _els = encode_version_name_cdata(Cdata, []),
    _attrs = enc_xmlns_attrs(__NewTopXMLNS, __TopXMLNS),
    {xmlel, <<"name">>, _attrs, _els}.

decode_version_name_cdata(__TopXMLNS, <<>>) ->
    erlang:error({xmpp_codec,
		  {missing_cdata, <<>>, <<"name">>, __TopXMLNS}});
decode_version_name_cdata(__TopXMLNS, _val) -> _val.

encode_version_name_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].

decode_last(__TopXMLNS, __IgnoreEls,
	    {xmlel, <<"query">>, _attrs, _els}) ->
    Status = decode_last_els(__TopXMLNS, __IgnoreEls, _els,
			     <<>>),
    Seconds = decode_last_attrs(__TopXMLNS, _attrs,
				undefined),
    {last, Seconds, Status}.

decode_last_els(__TopXMLNS, __IgnoreEls, [], Status) ->
    decode_last_cdata(__TopXMLNS, Status);
decode_last_els(__TopXMLNS, __IgnoreEls,
		[{xmlcdata, _data} | _els], Status) ->
    decode_last_els(__TopXMLNS, __IgnoreEls, _els,
		    <<Status/binary, _data/binary>>);
decode_last_els(__TopXMLNS, __IgnoreEls, [_ | _els],
		Status) ->
    decode_last_els(__TopXMLNS, __IgnoreEls, _els, Status).

decode_last_attrs(__TopXMLNS,
		  [{<<"seconds">>, _val} | _attrs], _Seconds) ->
    decode_last_attrs(__TopXMLNS, _attrs, _val);
decode_last_attrs(__TopXMLNS, [_ | _attrs], Seconds) ->
    decode_last_attrs(__TopXMLNS, _attrs, Seconds);
decode_last_attrs(__TopXMLNS, [], Seconds) ->
    decode_last_attr_seconds(__TopXMLNS, Seconds).

encode_last({last, Seconds, Status}, __TopXMLNS) ->
    __NewTopXMLNS = choose_top_xmlns(<<"jabber:iq:last">>,
				     [], __TopXMLNS),
    _els = encode_last_cdata(Status, []),
    _attrs = encode_last_attr_seconds(Seconds,
				      enc_xmlns_attrs(__NewTopXMLNS,
						      __TopXMLNS)),
    {xmlel, <<"query">>, _attrs, _els}.

decode_last_attr_seconds(__TopXMLNS, undefined) ->
    undefined;
decode_last_attr_seconds(__TopXMLNS, _val) ->
    case catch dec_int(_val, 0, infinity) of
      {'EXIT', _} ->
	  erlang:error({xmpp_codec,
			{bad_attr_value, <<"seconds">>, <<"query">>,
			 __TopXMLNS}});
      _res -> _res
    end.

encode_last_attr_seconds(undefined, _acc) -> _acc;
encode_last_attr_seconds(_val, _acc) ->
    [{<<"seconds">>, enc_int(_val)} | _acc].

decode_last_cdata(__TopXMLNS, <<>>) -> <<>>;
decode_last_cdata(__TopXMLNS, _val) -> _val.

encode_last_cdata(<<>>, _acc) -> _acc;
encode_last_cdata(_val, _acc) ->
    [{xmlcdata, _val} | _acc].