/*
* Display program usage.
*/
static void icedemo_usage()
{
puts("Usage: icedemo [optons]");
printf("icedemo v%s by pjsip.org\n", pj_get_version());
puts("");
puts("General options:");
puts(" --comp-cnt, -c N Component count (default=1)");
puts(" --nameserver, -n IP Configure nameserver to activate DNS SRV");
puts(" resolution");
puts(" --max-host, -H N Set max number of host candidates to N");
puts(" --regular, -R Use regular nomination (default aggressive)");
puts(" --log-file, -L FILE Save output to log FILE");
puts(" --help, -h Display this screen.");
puts("");
puts("STUN related options:");
puts(" --stun-srv, -s HOSTDOM Enable srflx candidate by resolving to STUN server.");
puts(" HOSTDOM may be a \"host_or_ip[:port]\" or a domain");
puts(" name if DNS SRV resolution is used.");
puts("");
puts("TURN related options:");
puts(" --turn-srv, -t HOSTDOM Enable relayed candidate by using this TURN server.");
puts(" HOSTDOM may be a \"host_or_ip[:port]\" or a domain");
puts(" name if DNS SRV resolution is used.");
puts(" --turn-tcp, -T Use TCP to connect to TURN server");
puts(" --turn-username, -u UID Set TURN username of the credential to UID");
puts(" --turn-password, -p PWD Set password of the credential to WPWD");
puts(" --turn-fingerprint, -F Use fingerprint for outgoing TURN requests");
puts("");
}
PJ_DEF(pj_status_t) pj_stun_session_create( pj_stun_config *cfg,
const char *name,
const pj_stun_session_cb *cb,
pj_bool_t fingerprint,
pj_stun_session **p_sess)
{
pj_pool_t *pool;
pj_stun_session *sess;
pj_status_t status;
PJ_ASSERT_RETURN(cfg && cb && p_sess, PJ_EINVAL);
if (name==NULL)
name = "stuse%p";
pool = pj_pool_create(cfg->pf, name, PJNATH_POOL_LEN_STUN_SESS,
PJNATH_POOL_INC_STUN_SESS, NULL);
PJ_ASSERT_RETURN(pool, PJ_ENOMEM);
sess = PJ_POOL_ZALLOC_T(pool, pj_stun_session);
sess->cfg = cfg;
sess->pool = pool;
pj_memcpy(&sess->cb, cb, sizeof(*cb));
sess->use_fingerprint = fingerprint;
sess->log_flag = 0xFFFF;
sess->srv_name.ptr = (char*) pj_pool_alloc(pool, 32);
sess->srv_name.slen = pj_ansi_snprintf(sess->srv_name.ptr, 32,
"pjnath-%s", pj_get_version());
sess->rx_pool = pj_pool_create(sess->cfg->pf, name,
PJNATH_POOL_LEN_STUN_TDATA,
PJNATH_POOL_INC_STUN_TDATA, NULL);
pj_list_init(&sess->pending_request_list);
pj_list_init(&sess->cached_response_list);
status = pj_lock_create_recursive_mutex(pool, name, &sess->lock);
if (status != PJ_SUCCESS) {
pj_pool_release(pool);
return status;
}
sess->delete_lock = PJ_TRUE;
status = pj_atomic_create(pool, 0, &sess->busy);
if (status != PJ_SUCCESS) {
pj_lock_destroy(sess->lock);
pj_pool_release(pool);
return status;
}
*p_sess = sess;
return PJ_SUCCESS;
}
static char *handle_pjsip_show_version(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
{
switch(cmd) {
case CLI_INIT:
e->command = "pjsip show version";
e->usage =
"Usage: pjsip show version\n"
" Show the version of pjproject that res_pjsip is running against\n";
return NULL;
case CLI_GENERATE:
return NULL;
}
ast_cli(a->fd, "PJPROJECT version currently running against: %s\n", pj_get_version());
return CLI_SUCCESS;
}
/* Set default config. */
static void default_config(struct app_config *cfg)
{
char tmp[80];
unsigned i;
pjsua_config_default(&cfg->cfg);
pj_ansi_sprintf(tmp, "Sipek on PJSUA v%s/%s", pj_get_version(), PJ_OS_NAME);
pj_strdup2_with_null(app_config.pool, &cfg->cfg.user_agent, tmp);
pjsua_logging_config_default(&cfg->log_cfg);
pjsua_media_config_default(&cfg->media_cfg);
pjsua_transport_config_default(&cfg->udp_cfg);
cfg->udp_cfg.port = 5060;
pjsua_transport_config_default(&cfg->rtp_cfg);
cfg->rtp_cfg.port = 4000;
cfg->duration = NO_LIMIT;
cfg->wav_id = PJSUA_INVALID_ID;
cfg->rec_id = PJSUA_INVALID_ID;
cfg->wav_port = PJSUA_INVALID_ID;
cfg->rec_port = PJSUA_INVALID_ID;
cfg->mic_level = cfg->speaker_level = 1.0;
cfg->capture_dev = PJSUA_INVALID_ID;
cfg->playback_dev = PJSUA_INVALID_ID;
cfg->capture_lat = PJMEDIA_SND_DEFAULT_REC_LATENCY;
cfg->playback_lat = PJMEDIA_SND_DEFAULT_PLAY_LATENCY;
cfg->ringback_slot = PJSUA_INVALID_ID;
cfg->ring_slot = PJSUA_INVALID_ID;
for (i=0; i<PJ_ARRAY_SIZE(cfg->acc_cfg); ++i)
pjsua_acc_config_default(&cfg->acc_cfg[i]);
for (i=0; i<PJ_ARRAY_SIZE(cfg->buddy_cfg); ++i)
pjsua_buddy_config_default(&cfg->buddy_cfg[i]);
cfg->log_cfg.log_filename = pj_str("pjsip.log");
}
static void systest_display_settings(void)
{
pjmedia_aud_dev_info di;
pj_size_t len = 0;
enum gui_key key;
test_item_t *ti;
const char *title = "Audio Settings";
pj_status_t status;
ti = systest_alloc_test_item(title);
if (!ti)
return;
PJ_LOG(3,(THIS_FILE, "Running %s", title));
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len, "Version: %s\r\n",
pj_get_version());
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len, "Test clock rate: %d\r\n",
systest.media_cfg.clock_rate);
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len, "Device clock rate: %d\r\n",
systest.media_cfg.snd_clock_rate);
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len, "Aud frame ptime: %d\r\n",
systest.media_cfg.audio_frame_ptime);
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len, "Channel count: %d\r\n",
systest.media_cfg.channel_count);
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len, "Audio switching: %s\r\n",
(PJMEDIA_CONF_USE_SWITCH_BOARD ? "Switchboard" : "Conf bridge"));
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len, "Snd buff count: %d\r\n",
PJMEDIA_SOUND_BUFFER_COUNT);
len = strlen(textbuf);
/* Capture device */
status = pjmedia_aud_dev_get_info(systest.rec_id, &di);
if (status != PJ_SUCCESS) {
systest_perror("Error querying device info", status);
ti->success = PJ_FALSE;
pj_strerror(status, ti->reason, sizeof(ti->reason));
return;
}
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len,
"Rec dev : %d (%s) [%s]\r\n",
systest.rec_id,
di.name,
di.driver);
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len,
"Rec buf : %d msec\r\n",
systest.media_cfg.snd_rec_latency);
len = strlen(textbuf);
/* Playback device */
status = pjmedia_aud_dev_get_info(systest.play_id, &di);
if (status != PJ_SUCCESS) {
systest_perror("Error querying device info", status);
return;
}
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len,
"Play dev: %d (%s) [%s]\r\n",
systest.play_id,
di.name,
di.driver);
len = strlen(textbuf);
pj_ansi_snprintf(textbuf+len, sizeof(textbuf)-len,
"Play buf: %d msec\r\n",
systest.media_cfg.snd_play_latency);
len = strlen(textbuf);
ti->success = PJ_TRUE;
pj_ansi_strncpy(ti->reason, textbuf, sizeof(ti->reason));
ti->reason[sizeof(ti->reason)-1] = '\0';
key = gui_msgbox(title, textbuf, WITH_OK);
PJ_UNUSED_ARG(key); /* Warning about unused var */
}
/*! \brief Apply handler for transports */
static int transport_apply(const struct ast_sorcery *sorcery, void *obj)
{
struct ast_sip_transport *transport = obj;
const char *transport_id = ast_sorcery_object_get_id(obj);
RAII_VAR(struct ao2_container *, states, transport_states, states_cleanup);
RAII_VAR(struct internal_state *, temp_state, NULL, ao2_cleanup);
RAII_VAR(struct internal_state *, perm_state, NULL, ao2_cleanup);
RAII_VAR(struct ast_variable *, changes, NULL, ast_variables_destroy);
pj_status_t res = -1;
int i;
#define BIND_TRIES 3
#define BIND_DELAY_US 100000
if (!states) {
return -1;
}
/*
* transport_apply gets called for EVERY retrieval of a transport when using realtime.
* We need to prevent multiple threads from trying to mess with underlying transports
* at the same time. The container is the only thing we have to lock on.
*/
ao2_wrlock(states);
temp_state = internal_state_alloc(transport);
if (!temp_state) {
ast_log(LOG_ERROR, "Transport '%s' failed to allocate memory\n", transport_id);
return -1;
}
perm_state = find_internal_state_by_transport(transport);
if (perm_state) {
ast_sorcery_diff(sorcery, perm_state->transport, transport, &changes);
if (!changes && !has_state_changed(perm_state->state, temp_state->state)) {
/* In case someone is using the deprecated fields, reset them */
transport->state = perm_state->state;
copy_state_to_transport(transport);
ao2_replace(perm_state->transport, transport);
return 0;
}
if (!transport->allow_reload) {
if (!perm_state->change_detected) {
perm_state->change_detected = 1;
ast_log(LOG_WARNING, "Transport '%s' is not reloadable, maintaining previous values\n", transport_id);
}
/* In case someone is using the deprecated fields, reset them */
transport->state = perm_state->state;
copy_state_to_transport(transport);
ao2_replace(perm_state->transport, transport);
return 0;
}
}
if (temp_state->state->host.addr.sa_family != PJ_AF_INET && temp_state->state->host.addr.sa_family != PJ_AF_INET6) {
ast_log(LOG_ERROR, "Transport '%s' could not be started as binding not specified\n", transport_id);
return -1;
}
/* Set default port if not present */
if (!pj_sockaddr_get_port(&temp_state->state->host)) {
pj_sockaddr_set_port(&temp_state->state->host, (transport->type == AST_TRANSPORT_TLS) ? 5061 : 5060);
}
/* Now that we know what address family we can set up a dnsmgr refresh for the external media address if present */
if (!ast_strlen_zero(transport->external_signaling_address)) {
if (temp_state->state->host.addr.sa_family == pj_AF_INET()) {
temp_state->state->external_address.ss.ss_family = AF_INET;
} else if (temp_state->state->host.addr.sa_family == pj_AF_INET6()) {
temp_state->state->external_address.ss.ss_family = AF_INET6;
} else {
ast_log(LOG_ERROR, "Unknown address family for transport '%s', could not get external signaling address\n",
transport_id);
return -1;
}
if (ast_dnsmgr_lookup(transport->external_signaling_address, &temp_state->state->external_address, &temp_state->state->external_address_refresher, NULL) < 0) {
ast_log(LOG_ERROR, "Could not create dnsmgr for external signaling address on '%s'\n", transport_id);
return -1;
}
}
if (transport->type == AST_TRANSPORT_UDP) {
for (i = 0; i < BIND_TRIES && res != PJ_SUCCESS; i++) {
if (perm_state && perm_state->state && perm_state->state->transport) {
pjsip_udp_transport_pause(perm_state->state->transport,
PJSIP_UDP_TRANSPORT_DESTROY_SOCKET);
usleep(BIND_DELAY_US);
}
if (temp_state->state->host.addr.sa_family == pj_AF_INET()) {
res = pjsip_udp_transport_start(ast_sip_get_pjsip_endpoint(),
&temp_state->state->host.ipv4, NULL, transport->async_operations,
&temp_state->state->transport);
} else if (temp_state->state->host.addr.sa_family == pj_AF_INET6()) {
res = pjsip_udp_transport_start6(ast_sip_get_pjsip_endpoint(),
&temp_state->state->host.ipv6, NULL, transport->async_operations,
&temp_state->state->transport);
}
}
if (res == PJ_SUCCESS && (transport->tos || transport->cos)) {
pj_sock_t sock;
pj_qos_params qos_params;
sock = pjsip_udp_transport_get_socket(temp_state->state->transport);
pj_sock_get_qos_params(sock, &qos_params);
set_qos(transport, &qos_params);
pj_sock_set_qos_params(sock, &qos_params);
}
} else if (transport->type == AST_TRANSPORT_TCP) {
pjsip_tcp_transport_cfg cfg;
pjsip_tcp_transport_cfg_default(&cfg, temp_state->state->host.addr.sa_family);
cfg.bind_addr = temp_state->state->host;
cfg.async_cnt = transport->async_operations;
set_qos(transport, &cfg.qos_params);
for (i = 0; i < BIND_TRIES && res != PJ_SUCCESS; i++) {
if (perm_state && perm_state->state && perm_state->state->factory
&& perm_state->state->factory->destroy) {
perm_state->state->factory->destroy(perm_state->state->factory);
usleep(BIND_DELAY_US);
}
res = pjsip_tcp_transport_start3(ast_sip_get_pjsip_endpoint(), &cfg,
&temp_state->state->factory);
}
} else if (transport->type == AST_TRANSPORT_TLS) {
if (transport->async_operations > 1 && ast_compare_versions(pj_get_version(), "2.5.0") < 0) {
ast_log(LOG_ERROR, "Transport: %s: When protocol=tls and pjproject version < 2.5.0, async_operations can't be > 1\n",
ast_sorcery_object_get_id(obj));
return -1;
}
temp_state->state->tls.password = pj_str((char*)transport->password);
set_qos(transport, &temp_state->state->tls.qos_params);
for (i = 0; i < BIND_TRIES && res != PJ_SUCCESS; i++) {
if (perm_state && perm_state->state && perm_state->state->factory
&& perm_state->state->factory->destroy) {
perm_state->state->factory->destroy(perm_state->state->factory);
usleep(BIND_DELAY_US);
}
res = pjsip_tls_transport_start2(ast_sip_get_pjsip_endpoint(), &temp_state->state->tls,
&temp_state->state->host, NULL, transport->async_operations,
&temp_state->state->factory);
}
} else if ((transport->type == AST_TRANSPORT_WS) || (transport->type == AST_TRANSPORT_WSS)) {
if (transport->cos || transport->tos) {
ast_log(LOG_WARNING, "TOS and COS values ignored for websocket transport\n");
}
res = PJ_SUCCESS;
}
if (res != PJ_SUCCESS) {
char msg[PJ_ERR_MSG_SIZE];
pj_strerror(res, msg, sizeof(msg));
ast_log(LOG_ERROR, "Transport '%s' could not be started: %s\n", ast_sorcery_object_get_id(obj), msg);
return -1;
}
copy_state_to_transport(transport);
if (perm_state) {
ao2_unlink_flags(states, perm_state, OBJ_NOLOCK);
}
ao2_link_flags(states, temp_state, OBJ_NOLOCK);
return 0;
}
/*
* Create server.
*/
PJ_DEF(pj_status_t) pj_turn_srv_create(pj_pool_factory *pf,
pj_turn_srv **p_srv)
{
pj_pool_t *pool;
pj_stun_session_cb sess_cb;
pj_turn_srv *srv;
unsigned i;
pj_status_t status;
PJ_ASSERT_RETURN(pf && p_srv, PJ_EINVAL);
/* Create server and init core settings */
pool = pj_pool_create(pf, "srv%p", 1000, 1000, NULL);
srv = PJ_POOL_ZALLOC_T(pool, pj_turn_srv);
srv->obj_name = pool->obj_name;
srv->core.pf = pf;
srv->core.pool = pool;
srv->core.tls_key = srv->core.tls_data = -1;
/* Create ioqueue */
status = pj_ioqueue_create(pool, MAX_HANDLES, &srv->core.ioqueue);
if (status != PJ_SUCCESS)
goto on_error;
/* Server mutex */
status = pj_lock_create_recursive_mutex(pool, srv->obj_name,
&srv->core.lock);
if (status != PJ_SUCCESS)
goto on_error;
/* Allocate TLS */
status = pj_thread_local_alloc(&srv->core.tls_key);
if (status != PJ_SUCCESS)
goto on_error;
status = pj_thread_local_alloc(&srv->core.tls_data);
if (status != PJ_SUCCESS)
goto on_error;
/* Create timer heap */
status = pj_timer_heap_create(pool, MAX_TIMER, &srv->core.timer_heap);
if (status != PJ_SUCCESS)
goto on_error;
/* Configure lock for the timer heap */
pj_timer_heap_set_lock(srv->core.timer_heap, srv->core.lock, PJ_FALSE);
/* Array of listeners */
srv->core.listener = (pj_turn_listener**)
pj_pool_calloc(pool, MAX_LISTENERS,
sizeof(srv->core.listener[0]));
/* Create hash tables */
srv->tables.alloc = pj_hash_create(pool, MAX_CLIENTS);
srv->tables.res = pj_hash_create(pool, MAX_CLIENTS);
/* Init ports settings */
srv->ports.min_udp = srv->ports.next_udp = MIN_PORT;
srv->ports.max_udp = MAX_PORT;
srv->ports.min_tcp = srv->ports.next_tcp = MIN_PORT;
srv->ports.max_tcp = MAX_PORT;
/* Init STUN config */
pj_stun_config_init(&srv->core.stun_cfg, pf, 0, srv->core.ioqueue,
srv->core.timer_heap);
/* Init STUN credential */
srv->core.cred.type = PJ_STUN_AUTH_CRED_DYNAMIC;
srv->core.cred.data.dyn_cred.user_data = srv;
srv->core.cred.data.dyn_cred.get_auth = &pj_turn_get_auth;
srv->core.cred.data.dyn_cred.get_password = &pj_turn_get_password;
srv->core.cred.data.dyn_cred.verify_nonce = &pj_turn_verify_nonce;
/* Create STUN session to handle new allocation */
pj_bzero(&sess_cb, sizeof(sess_cb));
sess_cb.on_rx_request = &on_rx_stun_request;
sess_cb.on_send_msg = &on_tx_stun_msg;
status = pj_stun_session_create(&srv->core.stun_cfg, srv->obj_name,
&sess_cb, PJ_FALSE, NULL,
&srv->core.stun_sess);
if (status != PJ_SUCCESS) {
goto on_error;
}
pj_stun_session_set_user_data(srv->core.stun_sess, srv);
pj_stun_session_set_credential(srv->core.stun_sess, PJ_STUN_AUTH_LONG_TERM,
&srv->core.cred);
/* Array of worker threads */
srv->core.thread_cnt = MAX_THREADS;
srv->core.thread = (pj_thread_t**)
pj_pool_calloc(pool, srv->core.thread_cnt,
sizeof(pj_thread_t*));
/* Start the worker threads */
for (i=0; i<srv->core.thread_cnt; ++i) {
status = pj_thread_create(pool, srv->obj_name, &server_thread_proc,
srv, 0, 0, &srv->core.thread[i]);
if (status != PJ_SUCCESS)
goto on_error;
}
/* We're done. Application should add listeners now */
PJ_LOG(4,(srv->obj_name, "TURN server v%s is running",
pj_get_version()));
*p_srv = srv;
return PJ_SUCCESS;
on_error:
pj_turn_srv_destroy(srv);
return status;
}