int pa_rtsp_connect(pa_rtsp_client *c) {
pa_assert(c);
pa_assert(!c->sc);
pa_xfree(c->session);
c->session = NULL;
if (!(c->sc = pa_socket_client_new_string(c->mainloop, TRUE, c->hostname, c->port))) {
pa_log("failed to connect to server '%s:%d'", c->hostname, c->port);
return -1;
}
pa_socket_client_set_callback(c->sc, on_connection, c);
c->waiting = 1;
c->state = STATE_CONNECT;
return 0;
}
static int try_next_connection(pa_context *c) {
char *u = NULL;
int r = -1;
pa_assert(c);
pa_assert(!c->client);
for (;;) {
pa_xfree(u);
u = NULL;
c->server_list = pa_strlist_pop(c->server_list, &u);
if (!u) {
#ifndef OS_IS_WIN32
if (c->do_autospawn) {
if ((r = context_autospawn(c)) < 0)
goto finish;
/* Autospawn only once */
c->do_autospawn = FALSE;
/* Connect only to per-user sockets this time */
c->server_list = prepend_per_user(c->server_list);
/* Retry connection */
continue;
}
#endif
#ifdef HAVE_DBUS
if (c->no_fail && !c->server_specified) {
if (!c->session_bus)
track_pulseaudio_on_dbus(c, DBUS_BUS_SESSION, &c->session_bus);
if (!c->system_bus)
track_pulseaudio_on_dbus(c, DBUS_BUS_SYSTEM, &c->system_bus);
} else
#endif
pa_context_fail(c, PA_ERR_CONNECTIONREFUSED);
goto finish;
}
pa_log_debug("Trying to connect to %s...", u);
pa_xfree(c->server);
c->server = pa_xstrdup(u);
if (!(c->client = pa_socket_client_new_string(c->mainloop, c->use_rtclock, u, PA_NATIVE_DEFAULT_PORT)))
continue;
c->is_local = !!pa_socket_client_is_local(c->client);
pa_socket_client_set_callback(c->client, on_connection, c);
break;
}
r = 0;
finish:
pa_xfree(u);
return r;
}
int pa__init(pa_module*m) {
struct userdata *u = NULL;
pa_sample_spec ss;
pa_modargs *ma = NULL;
const char *espeaker;
uint32_t key;
pa_sink_new_data data;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("failed to parse module arguments");
goto fail;
}
ss = m->core->default_sample_spec;
if (pa_modargs_get_sample_spec(ma, &ss) < 0) {
pa_log("invalid sample format specification");
goto fail;
}
if ((ss.format != PA_SAMPLE_U8 && ss.format != PA_SAMPLE_S16NE) ||
(ss.channels > 2)) {
pa_log("esound sample type support is limited to mono/stereo and U8 or S16NE sample data");
goto fail;
}
u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
m->userdata = u;
u->fd = -1;
u->smoother = pa_smoother_new(
PA_USEC_PER_SEC,
PA_USEC_PER_SEC*2,
TRUE,
TRUE,
10,
0,
FALSE);
pa_memchunk_reset(&u->memchunk);
u->offset = 0;
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
u->rtpoll_item = NULL;
u->format =
(ss.format == PA_SAMPLE_U8 ? ESD_BITS8 : ESD_BITS16) |
(ss.channels == 2 ? ESD_STEREO : ESD_MONO);
u->rate = (int32_t) ss.rate;
u->block_size = pa_usec_to_bytes(PA_USEC_PER_SEC/20, &ss);
u->read_data = u->write_data = NULL;
u->read_index = u->write_index = u->read_length = u->write_length = 0;
u->state = STATE_AUTH;
u->latency = 0;
if (!(espeaker = getenv("ESPEAKER")))
espeaker = ESD_UNIX_SOCKET_NAME;
espeaker = pa_modargs_get_value(ma, "server", espeaker);
pa_sink_new_data_init(&data);
data.driver = __FILE__;
data.module = m;
pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME));
pa_sink_new_data_set_sample_spec(&data, &ss);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, espeaker);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_API, "esd");
pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "EsounD Output on %s", espeaker);
if (pa_modargs_get_proplist(ma, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Invalid properties");
pa_sink_new_data_done(&data);
goto fail;
}
u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY|PA_SINK_NETWORK);
pa_sink_new_data_done(&data);
if (!u->sink) {
pa_log("Failed to create sink.");
goto fail;
}
u->sink->parent.process_msg = sink_process_msg;
u->sink->userdata = u;
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll);
if (!(u->client = pa_socket_client_new_string(u->core->mainloop, TRUE, espeaker, ESD_DEFAULT_PORT))) {
pa_log("Failed to connect to server.");
goto fail;
}
pa_socket_client_set_callback(u->client, on_connection, u);
/* Prepare the initial request */
u->write_data = pa_xmalloc(u->write_length = ESD_KEY_LEN + sizeof(int32_t));
if (pa_authkey_load_auto(pa_modargs_get_value(ma, "cookie", ".esd_auth"), u->write_data, ESD_KEY_LEN) < 0) {
pa_log("Failed to load cookie");
goto fail;
}
key = ESD_ENDIAN_KEY;
memcpy((uint8_t*) u->write_data + ESD_KEY_LEN, &key, sizeof(key));
/* Reserve space for the response */
u->read_data = pa_xmalloc(u->read_length = sizeof(int32_t));
if (!(u->thread = pa_thread_new("esound-sink", thread_func, u))) {
pa_log("Failed to create thread.");
goto fail;
}
pa_sink_put(u->sink);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}