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Code Releases Activity

* src/mod_vcard.erl: Added checks for stringprep results

Browse Source 
* src/expat_erl.c: Workaround for EI encode_string bug

* src/xml_stream.erl: Slightly changed protocol to expat driver
* src/expat_erl.c: Likewise

* src/mod_configure.erl: Minor fix

SVN Revision: 156
This commit is contained in:
Alexey Shchepin 2003-10-20 18:23:30 +00:00
parent 2e41080960
commit f01ea1f0d5
6 changed files with 191 additions and 47 deletions
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11
ChangeLog
View File

@ -1,3 +1,14 @@
2003-10-20 Alexey Shchepin <alexey@sevcom.net>
* src/mod_vcard.erl: Added checks for stringprep results
* src/expat_erl.c: Workaround for EI encode_string bug
* src/xml_stream.erl: Slightly changed protocol to expat driver
* src/expat_erl.c: Likewise
* src/mod_configure.erl: Minor fix
2003-10-19 Alexey Shchepin <alexey@sevcom.net>
* doc/guide.tex: Fixed typo

6
doc/guide.html
View File

@ -465,7 +465,7 @@ except admins have traffic limit 1000&nbsp;b/s.
{ssl, [{certfile, "/path/to/ssl.pem"}]}]},
{5269, ejabberd_s2s_in, []},
{8888, ejabberd_service,
[{host, "conference.example.org", [{password, "secret"}]}]}
[{hosts, ["conference.example.org"], [{password, "secret"}]}]}
]}.
</PRE>
<!--TOC subsubsection Modules-->
@ -807,8 +807,8 @@ Example:
<PRE>
{modules, [
...
{mod_disco, [[{extra_domains, ["jit.example.com",
"etc.example.com"]}]]},
{mod_disco, [{extra_domains, ["jit.example.com",
"etc.example.com"]}]},
...
]}.
</PRE>

128
src/expat_erl.c
View File

@ -5,6 +5,107 @@
#include <ei.h>
#include <expat.h>
#define EI_ENCODE_STRING_BUG
#ifdef EI_ENCODE_STRING_BUG
/*
* Workaround for EI encode_string bug
*/
#define put8(s,n) do { \
(s)[0] = (char)((n) & 0xff); \
(s) += 1; \
} while (0)
#define put16be(s,n) do { \
(s)[0] = ((n) >> 8) & 0xff; \
(s)[1] = (n) & 0xff; \
(s) += 2; \
} while (0)
#define put32be(s,n) do { \
(s)[0] = ((n) >> 24) & 0xff; \
(s)[1] = ((n) >> 16) & 0xff; \
(s)[2] = ((n) >> 8) & 0xff; \
(s)[3] = (n) & 0xff; \
(s) += 4; \
} while (0)
int ei_encode_string_len_fixed(char *buf, int *index, const char *p, int len)
{
char *s = buf + *index;
char *s0 = s;
int i;
if (len <= 0xffff) {
if (!buf) s += 3;
else {
put8(s,ERL_STRING_EXT);
put16be(s,len);
memmove(s,p,len); /* unterminated string */
}
s += len;
}
else {
if (!buf) s += 6 + (2*len);
else {
/* strings longer than 65535 are encoded as lists */
put8(s,ERL_LIST_EXT);
put32be(s,len);
for (i=0; i<len; i++) {
put8(s,ERL_SMALL_INTEGER_EXT);
put8(s,p[i]);
}
put8(s,ERL_NIL_EXT);
}
}
*index += s-s0;
return 0;
}
int ei_encode_string_fixed(char *buf, int *index, const char *p)
{
return ei_encode_string_len_fixed(buf, index, p, strlen(p));
}
int ei_x_encode_string_len_fixed(ei_x_buff* x, const char* s, int len)
{
int i = x->index;
ei_encode_string_len_fixed(NULL, &i, s, len);
if (!x_fix_buff(x, i))
return -1;
return ei_encode_string_len_fixed(x->buff, &x->index, s, len);
}
int ei_x_encode_string_fixed(ei_x_buff* x, const char* s)
{
return ei_x_encode_string_len_fixed(x, s, strlen(s));
}
#else
#define ei_encode_string_len_fixed(buf, index, p, len) \
ei_encode_string_len(buf, index, p, len)
#define ei_encode_string_fixed(buf, index, p) \
ei_encode_string(buf, index, p)
#define ei_x_encode_string_len_fixed(x, s, len) \
ei_x_encode_string_len(x, s, len)
#define ei_x_encode_string_fixed(x, s) \
ei_x_encode_string(x, s)
#endif
#define XML_START 0
#define XML_END 1
#define XML_CDATA 2
#define XML_ERROR 3
typedef struct {
ErlDrvPort port;
XML_Parser parser;
@ -19,19 +120,19 @@ void *erlXML_StartElementHandler(expat_data *d,
ei_x_new_with_version(&buf);
ei_x_encode_tuple_header(&buf, 2);
ei_x_encode_atom(&buf, "xmlstart");
ei_x_encode_long(&buf, XML_START);
ei_x_encode_tuple_header(&buf, 2);
ei_x_encode_string(&buf, name);
ei_x_encode_string_fixed(&buf, name);
for (i = 0; atts[i]; i += 2) {}
ei_x_encode_list_header(&buf, i/2);
for (i = 0; atts[i]; i += 2)
{
ei_x_encode_tuple_header(&buf, 2);
ei_x_encode_string(&buf, atts[i]);
ei_x_encode_string(&buf, atts[i+1]);
ei_x_encode_string_fixed(&buf, atts[i]);
ei_x_encode_string_fixed(&buf, atts[i+1]);
}
ei_x_encode_empty_list(&buf);
@ -48,8 +149,8 @@ void *erlXML_EndElementHandler(expat_data *d,
ei_x_new_with_version(&buf);
ei_x_encode_tuple_header(&buf, 2);
ei_x_encode_atom(&buf, "xmlend");
ei_x_encode_string(&buf, name);
ei_x_encode_long(&buf, XML_END);
ei_x_encode_string_fixed(&buf, name);
driver_output(d->port, buf.buff, buf.index);
ei_x_free(&buf);
@ -64,8 +165,8 @@ void *erlXML_CharacterDataHandler(expat_data *d,
ei_x_new_with_version(&buf);
ei_x_encode_tuple_header(&buf, 2);
ei_x_encode_atom(&buf, "xmlcdata");
ei_x_encode_string_len(&buf, s, len);
ei_x_encode_long(&buf, XML_CDATA);
ei_x_encode_string_len_fixed(&buf, s, len);
driver_output(d->port, buf.buff, buf.index);
ei_x_free(&buf);
@ -104,11 +205,6 @@ static void expat_erl_output(ErlDrvData handle, char *buff, int bufflen)
char *errstring;
ei_x_buff buf;
/*buff[bufflen] = 0;
fprintf(stderr, "RCVD: '%s'\n", buff);
fflush(stderr);*/
res = XML_Parse(d->parser, buff, bufflen, 0);
if(!res)
@ -118,10 +214,10 @@ static void expat_erl_output(ErlDrvData handle, char *buff, int bufflen)
ei_x_new_with_version(&buf);
ei_x_encode_tuple_header(&buf, 2);
ei_x_encode_atom(&buf, "xmlerror");
ei_x_encode_long(&buf, XML_ERROR);
ei_x_encode_tuple_header(&buf, 2);
ei_x_encode_long(&buf, errcode);
ei_x_encode_string(&buf, errstring);
ei_x_encode_string_fixed(&buf, errstring);
driver_output(d->port, buf.buff, buf.index);
ei_x_free(&buf);

3
src/mod_configure.erl
View File

@ -568,7 +568,8 @@ set_form(["running nodes", ENode, "import", "dir"], Lang, XData) ->
false ->
{error, ?ERR_BAD_REQUEST};
{value, {_, [String]}} ->
rpc:call(Node, jd2ejd, import_dir, [String]);
rpc:call(Node, jd2ejd, import_dir, [String]),
{result, []};
_ ->
{error, ?ERR_BAD_REQUEST}
end

72
src/mod_vcard.erl
View File

@ -84,7 +84,7 @@ loop() ->
end.
process_local_iq(From, To, {iq, ID, Type, XMLNS, SubEl}) ->
process_local_iq(_From, _To, {iq, ID, Type, XMLNS, SubEl}) ->
case Type of
set ->
{iq, ID, error, XMLNS, [SubEl, ?ERR_NOT_ALLOWED]};
@ -128,7 +128,7 @@ process_sm_iq(From, To, {iq, ID, Type, XMLNS, SubEl}) ->
lists:map(fun(R) ->
R#vcard.vcard
end, Rs);
{aborted, Reason} ->
{aborted, _Reason} ->
[]
end,
{iq, ID, result, XMLNS, Els}
@ -160,7 +160,22 @@ set_vcard(User, VCARD) ->
LOrgName = stringprep:tolower(OrgName),
LOrgUnit = stringprep:tolower(OrgUnit),
F = fun() ->
if
(LUser == error) or
(LFN == error) or
(LFamily == error) or
(LGiven == error) or
(LMiddle == error) or
(LNickname == error) or
(LBDay == error) or
(LCTRY == error) or
(LLocality == error) or
(LEMail == error) or
(LOrgName == error) or
(LOrgUnit == error) ->
{error, badarg};
true ->
F = fun() ->
mnesia:write(#vcard{user = LUser, vcard = VCARD}),
mnesia:write(
#vcard_search{user = User, luser = LUser,
@ -176,8 +191,9 @@ set_vcard(User, VCARD) ->
orgname = OrgName, lorgname = LOrgName,
orgunit = OrgUnit, lorgunit = LOrgUnit
})
end,
mnesia:transaction(F).
end,
mnesia:transaction(F)
end.
-define(TLFIELD(Type, Label, Var),
{xmlelement, "field", [{"type", Type},
@ -310,7 +326,7 @@ do_route(From, To, Packet) ->
end
end.
find_xdata_el({xmlelement, Name, Attrs, SubEls}) ->
find_xdata_el({xmlelement, _Name, _Attrs, SubEls}) ->
find_xdata_el1(SubEls).
find_xdata_el1([]) ->
@ -454,20 +470,36 @@ set_vcard_t(R, _) ->
LOrgName = stringprep:tolower(OrgName),
LOrgUnit = stringprep:tolower(OrgUnit),
mnesia:write(
#vcard_search{user = User, luser = LUser,
fn = FN, lfn = LFN,
family = Family, lfamily = LFamily,
given = Given, lgiven = LGiven,
middle = Middle, lmiddle = LMiddle,
nickname = Nickname, lnickname = LNickname,
bday = BDay, lbday = LBDay,
ctry = CTRY, lctry = LCTRY,
locality = Locality, llocality = LLocality,
email = EMail, lemail = LEMail,
orgname = OrgName, lorgname = LOrgName,
orgunit = OrgUnit, lorgunit = LOrgUnit
}).
if
(LUser == error) or
(LFN == error) or
(LFamily == error) or
(LGiven == error) or
(LMiddle == error) or
(LNickname == error) or
(LBDay == error) or
(LCTRY == error) or
(LLocality == error) or
(LEMail == error) or
(LOrgName == error) or
(LOrgUnit == error) ->
{error, badarg};
true ->
mnesia:write(
#vcard_search{user = User, luser = LUser,
fn = FN, lfn = LFN,
family = Family, lfamily = LFamily,
given = Given, lgiven = LGiven,
middle = Middle, lmiddle = LMiddle,
nickname = Nickname, lnickname = LNickname,
bday = BDay, lbday = LBDay,
ctry = CTRY, lctry = LCTRY,
locality = Locality, llocality = LLocality,
email = EMail, lemail = LEMail,
orgname = OrgName, lorgname = LOrgName,
orgunit = OrgUnit, lorgunit = LOrgUnit
})
end.
reindex_vcards() ->

18
src/xml_stream.erl
View File

@ -12,6 +12,11 @@
-export([start/1, init/1, send_text/2]).
-define(XML_START, 0).
-define(XML_END, 1).
-define(XML_CDATA, 2).
-define(XML_ERROR, 3).
start(CallbackPid) ->
spawn(?MODULE, init, [CallbackPid]).
@ -22,24 +27,23 @@ init(CallbackPid) ->
loop(CallbackPid, Port, Stack) ->
receive
{Port, {data, Bin}} ->
%CallbackPid ! binary_to_term(Bin),
Data = binary_to_term(Bin),
loop(CallbackPid, Port, process_data(CallbackPid, Stack, Data));
{From, {send, Str}} ->
{_From, {send, Str}} ->
Port ! {self(), {command, Str}},
loop(CallbackPid, Port, Stack)
end.
process_data(CallbackPid, Stack, Data) ->
case Data of
{xmlstart, {Name, Attrs}} ->
{?XML_START, {Name, Attrs}} ->
if Stack == [] ->
gen_fsm:send_event(CallbackPid,
{xmlstreamstart, Name, Attrs});
true -> true
end,
[{xmlelement, Name, Attrs, []} | Stack];
{xmlend, EndName} ->
{?XML_END, EndName} ->
case Stack of
[{xmlelement, Name, Attrs, Els} | Tail] ->
NewEl = {xmlelement, Name, Attrs, lists:reverse(Els)},
@ -56,10 +60,10 @@ process_data(CallbackPid, Stack, Data) ->
Tail
end
end;
{xmlcdata, CData} ->
{?XML_CDATA, CData} ->
add_subelement({xmlcdata, CData}, Stack);
{xmlerror, Err} -> gen_fsm:send_event(CallbackPid,
{xmlstreamerror, Err})
{?XML_ERROR, Err} -> gen_fsm:send_event(CallbackPid,
{xmlstreamerror, Err})
end.