/* Make TCP connection to 192.168.255.2:9999 */ static tport_t * hacked_tcp_connect(tport_primary_t *pri, su_addrinfo_t *ai, tp_name_t const *tpn) { su_addrinfo_t fake_ai[1]; su_sockaddr_t fake_addr[1]; uint32_t fake_ip = htonl(0xc0a8ff02); /* 192.168.255.2 */ *fake_ai = *ai; assert(ai->ai_addrlen <= (sizeof fake_addr)); fake_ai->ai_addr = memcpy(fake_addr, ai->ai_addr, ai->ai_addrlen); fake_ai->ai_family = AF_INET; fake_addr->su_family = AF_INET; memcpy(&fake_addr->su_sin.sin_addr, &fake_ip, sizeof fake_ip); fake_addr->su_sin.sin_port = htons(9999); return tport_base_connect(pri, fake_ai, ai, tpn); }
static tport_t *tport_http_connect(tport_primary_t *pri, su_addrinfo_t *ai, tp_name_t const *tpn) { tport_http_connect_t *thc = (tport_http_connect_t *)pri; tport_http_connect_instance_t *thci; tport_master_t *mr = pri->pri_master; msg_t *msg, *response; char hostport[TPORT_HOSTPORTSIZE]; tport_t *tport; http_request_t *rq; msg = msg_create(http_default_mclass(), 0); if (!msg) return NULL; tport_hostport(hostport, sizeof hostport, (void *)ai->ai_addr, 1); rq = http_request_format(msg_home(msg), "CONNECT %s HTTP/1.1", hostport); if (msg_header_insert(msg, NULL, (void *)rq) < 0 || msg_header_add_str(msg, NULL, "User-Agent: Sofia-SIP/" VERSION "\n") < 0 || msg_header_add_str(msg, NULL, "Proxy-Connection: keepalive\n") < 0 || msg_header_add_make(msg, NULL, http_host_class, hostport) < 0 || msg_header_add_make(msg, NULL, http_separator_class, "\r\n") < 0 || msg_serialize(msg, NULL) < 0 || msg_prepare(msg) < 0) return (void)msg_destroy(msg), NULL; /* * Create a response message that ignores the body * if there is no Content-Length */ response = msg_create(http_default_mclass(), mr->mr_log | MSG_FLG_MAILBOX); tport = tport_base_connect(pri, thc->thc_proxy, ai, tpn); if (!tport) { msg_destroy(msg); msg_destroy(response); return tport; } thci = (tport_http_connect_instance_t*)tport; thci->thci_response = response; tport->tp_msg = response; msg_set_next(response, thci->thci_stackmsg = tport_msg_alloc(tport, 512)); if (tport_send_msg(tport, msg, tpn, NULL) < 0) { SU_DEBUG_9(("tport_send_msg failed in tpot_http_connect\n" VA_NONE)); msg_destroy(msg); tport_zap_secondary(tport); return NULL; } tport_set_secondary_timer(tport); return tport; }