int
StunFormulateChangeRequest(struct ChangeRequest* out_head , uchar pa_opt)
{
uint MagicCookie = tkGetRandom();
out_head->head.type = htons(0x0001);
out_head->head.length = htons(0x0008);
out_head->head.transId1 = htonl(MagicCookie);
out_head->type = htons(0x0003);
out_head->length = htons(0x0004);
switch( pa_opt )
{
case STUN_CHANGE_BOTH_IP_PORT:
out_head->value = htonl(0x6);
break;
case STUN_CHANGE_IP:
out_head->value = htonl(0x4);
break;
case STUN_CHANGE_PORT:
out_head->value = htonl(0x2);
break;
default:
TK_EXCEPTION("STUN option");
}
return MagicCookie;
}
void
SockSSLConnect( struct Sock* out_sock )
{
#ifdef TK_CONFIG_SOCK_SSL_ENABLE
SSL_CTX* ctx;
SSL* ssl;
SSL_load_error_strings();
VCK( SSL_library_init() != 1 ,return);
ctx = SSL_CTX_new (SSLv3_client_method());
VCK( ctx == NULL ,return);
ssl = SSL_new (ctx);
VCK( ssl == NULL ,return);
VCK( SSL_set_fd ( ssl, out_sock->socket ) != 1 , return);
//enable socket SSL
VCK( SSL_connect (ssl) != 1 ,
TK_EXCEPTION("SSLConnect failed or be shutdown");
return);
//connect SSL
out_sock->ctx = ctx;
out_sock->ssl = ssl;
#endif
}
