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Enable DHE key exchange in TLS driver

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This commit is contained in:
Janusz Dziemidowicz 2012-07-18 22:34:43 +02:00
parent a407382d9f
commit bc65b5008e
1 changed files with 67 additions and 0 deletions
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67
src/tls/tls_drv.c
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@ -296,6 +296,68 @@ static void setup_ecdh(SSL_CTX *ctx)
}
#endif
#ifndef OPENSSL_NO_DH
/*
1024-bit MODP Group with 160-bit prime order subgroup (RFC5114)
-----BEGIN DH PARAMETERS-----
MIIBDAKBgQCxC4+WoIDgHd6S3l6uXVTsUsmfvPsGo8aaap3KUtI7YWBz4oZ1oj0Y
mDjvHi7mUsAT7LSuqQYRIySXXDzUm4O/rMvdfZDEvXCYSI6cIZpzck7/1vrlZEc4
+qMaT/VbzMChUa9fDci0vUW/N982XBpl5oz9p21NpwjfH7K8LkpDcQKBgQCk0cvV
w/00EmdlpELvuZkF+BBN0lisUH/WQGz/FCZtMSZv6h5cQVZLd35pD1UE8hMWAhe0
sBuIal6RVH+eJ0n01/vX07mpLuGQnQ0iY/gKdqaiTAh6CR9THb8KAWm2oorWYqTR
jnOvoy13nVkY0IvIhY9Nzvl8KiSFXm7rIrOy5QICAKA=
-----END DH PARAMETERS-----
*/
static unsigned char dh1024_p[] = {
0xB1,0x0B,0x8F,0x96,0xA0,0x80,0xE0,0x1D,0xDE,0x92,0xDE,0x5E,
0xAE,0x5D,0x54,0xEC,0x52,0xC9,0x9F,0xBC,0xFB,0x06,0xA3,0xC6,
0x9A,0x6A,0x9D,0xCA,0x52,0xD2,0x3B,0x61,0x60,0x73,0xE2,0x86,
0x75,0xA2,0x3D,0x18,0x98,0x38,0xEF,0x1E,0x2E,0xE6,0x52,0xC0,
0x13,0xEC,0xB4,0xAE,0xA9,0x06,0x11,0x23,0x24,0x97,0x5C,0x3C,
0xD4,0x9B,0x83,0xBF,0xAC,0xCB,0xDD,0x7D,0x90,0xC4,0xBD,0x70,
0x98,0x48,0x8E,0x9C,0x21,0x9A,0x73,0x72,0x4E,0xFF,0xD6,0xFA,
0xE5,0x64,0x47,0x38,0xFA,0xA3,0x1A,0x4F,0xF5,0x5B,0xCC,0xC0,
0xA1,0x51,0xAF,0x5F,0x0D,0xC8,0xB4,0xBD,0x45,0xBF,0x37,0xDF,
0x36,0x5C,0x1A,0x65,0xE6,0x8C,0xFD,0xA7,0x6D,0x4D,0xA7,0x08,
0xDF,0x1F,0xB2,0xBC,0x2E,0x4A,0x43,0x71,
};
static unsigned char dh1024_g[] = {
0xA4,0xD1,0xCB,0xD5,0xC3,0xFD,0x34,0x12,0x67,0x65,0xA4,0x42,
0xEF,0xB9,0x99,0x05,0xF8,0x10,0x4D,0xD2,0x58,0xAC,0x50,0x7F,
0xD6,0x40,0x6C,0xFF,0x14,0x26,0x6D,0x31,0x26,0x6F,0xEA,0x1E,
0x5C,0x41,0x56,0x4B,0x77,0x7E,0x69,0x0F,0x55,0x04,0xF2,0x13,
0x16,0x02,0x17,0xB4,0xB0,0x1B,0x88,0x6A,0x5E,0x91,0x54,0x7F,
0x9E,0x27,0x49,0xF4,0xD7,0xFB,0xD7,0xD3,0xB9,0xA9,0x2E,0xE1,
0x90,0x9D,0x0D,0x22,0x63,0xF8,0x0A,0x76,0xA6,0xA2,0x4C,0x08,
0x7A,0x09,0x1F,0x53,0x1D,0xBF,0x0A,0x01,0x69,0xB6,0xA2,0x8A,
0xD6,0x62,0xA4,0xD1,0x8E,0x73,0xAF,0xA3,0x2D,0x77,0x9D,0x59,
0x18,0xD0,0x8B,0xC8,0x85,0x8F,0x4D,0xCE,0xF9,0x7C,0x2A,0x24,
0x85,0x5E,0x6E,0xEB,0x22,0xB3,0xB2,0xE5,
};
static void setup_dh(SSL_CTX *ctx)
{
DH *dh;
dh = DH_new();
if (dh == NULL) {
return;
}
dh->p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL);
dh->g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL);
if (dh->p == NULL || dh->g == NULL) {
DH_free(dh);
return;
}
SSL_CTX_set_options(ctx, SSL_OP_SINGLE_DH_USE);
SSL_CTX_set_tmp_dh(ctx, dh);
DH_free(dh);
}
#endif
#define SET_CERTIFICATE_FILE_ACCEPT 1
#define SET_CERTIFICATE_FILE_CONNECT 2
#define SET_ENCRYPTED_INPUT 3
@ -383,6 +445,11 @@ static ErlDrvSSizeT tls_drv_control(ErlDrvData handle,
setup_ecdh(ctx);
}
#endif
#if !defined(OPENSSL_NO_DH)
if (command == SET_CERTIFICATE_FILE_ACCEPT) {
setup_dh(ctx);
}
#endif
SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
SSL_CTX_set_default_verify_paths(ctx);