static int do_write(struct userdata *u) {
ssize_t r;
pa_assert(u);
if (!pa_iochannel_is_writable(u->io))
return 0;
if (u->write_data) {
pa_assert(u->write_index < u->write_length);
if ((r = pa_iochannel_write(u->io, (uint8_t*) u->write_data + u->write_index, u->write_length - u->write_index)) <= 0) {
pa_log("write() failed: %s", pa_cstrerror(errno));
return -1;
}
u->write_index += (size_t) r;
pa_assert(u->write_index <= u->write_length);
if (u->write_index == u->write_length) {
pa_xfree(u->write_data);
u->write_data = NULL;
u->write_index = u->write_length = 0;
}
}
if (!u->write_data && u->state == STATE_PREPARE) {
int so_sndbuf = 0;
socklen_t sl = sizeof(int);
/* OK, we're done with sending all control data we need to, so
* let's hand the socket over to the IO thread now */
pa_assert(u->fd < 0);
u->fd = pa_iochannel_get_send_fd(u->io);
pa_iochannel_set_noclose(u->io, TRUE);
pa_iochannel_free(u->io);
u->io = NULL;
pa_make_tcp_socket_low_delay(u->fd);
if (getsockopt(u->fd, SOL_SOCKET, SO_SNDBUF, &so_sndbuf, &sl) < 0)
pa_log_warn("getsockopt(SO_SNDBUF) failed: %s", pa_cstrerror(errno));
else {
pa_log_debug("SO_SNDBUF is %zu.", (size_t) so_sndbuf);
pa_sink_set_max_request(u->sink, PA_MAX((size_t) so_sndbuf, u->block_size));
}
pa_log_debug("Connection authenticated, handing fd to IO thread...");
pa_asyncmsgq_post(u->thread_mq.inq, PA_MSGOBJECT(u->sink), SINK_MESSAGE_PASS_SOCKET, NULL, 0, NULL, NULL);
u->state = STATE_RUNNING;
}
return 0;
}
static void on_connection(int fd, void*userdata) {
int so_sndbuf = 0;
socklen_t sl = sizeof(int);
struct userdata *u = userdata;
pa_assert(u);
pa_assert(u->fd < 0);
u->fd = fd;
if (getsockopt(u->fd, SOL_SOCKET, SO_SNDBUF, &so_sndbuf, &sl) < 0)
pa_log_warn("getsockopt(SO_SNDBUF) failed: %s", pa_cstrerror(errno));
else {
pa_log_debug("SO_SNDBUF is %zu.", (size_t) so_sndbuf);
pa_sink_set_max_request(u->sink, PA_MAX((size_t) so_sndbuf, u->block_size));
}
/* Set the initial volume */
sink_set_volume_cb(u->sink);
pa_log_debug("Connection authenticated, handing fd to IO thread...");
pa_asyncmsgq_post(u->thread_mq.inq, PA_MSGOBJECT(u->sink), SINK_MESSAGE_PASS_SOCKET, NULL, 0, NULL, NULL);
}
int pa__init(pa_module *m) {
struct userdata *u;
struct stat st;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma;
struct pollfd *pollfd;
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;
map = m->core->default_channel_map;
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
goto fail;
}
u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
m->userdata = u;
pa_memchunk_reset(&u->memchunk);
u->rtpoll = pa_rtpoll_new();
if (pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll) < 0) {
pa_log("pa_thread_mq_init() failed.");
goto fail;
}
u->write_type = 0;
u->filename = pa_runtime_path(pa_modargs_get_value(ma, "file", DEFAULT_FILE_NAME));
if (mkfifo(u->filename, 0666) < 0) {
pa_log("mkfifo('%s'): %s", u->filename, pa_cstrerror(errno));
goto fail;
}
if ((u->fd = pa_open_cloexec(u->filename, O_RDWR, 0)) < 0) {
pa_log("open('%s'): %s", u->filename, pa_cstrerror(errno));
goto fail;
}
pa_make_fd_nonblock(u->fd);
if (fstat(u->fd, &st) < 0) {
pa_log("fstat('%s'): %s", u->filename, pa_cstrerror(errno));
goto fail;
}
if (!S_ISFIFO(st.st_mode)) {
pa_log("'%s' is not a FIFO.", u->filename);
goto fail;
}
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_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->filename);
pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Unix FIFO sink %s", u->filename);
pa_sink_new_data_set_sample_spec(&data, &ss);
pa_sink_new_data_set_channel_map(&data, &map);
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_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);
u->buffer_size = pa_frame_align(pa_pipe_buf(u->fd), &u->sink->sample_spec);
pa_sink_set_max_request(u->sink, u->buffer_size);
pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(u->buffer_size, &u->sink->sample_spec));
u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
pollfd->fd = u->fd;
pollfd->events = pollfd->revents = 0;
if (!(u->thread = pa_thread_new("pipe-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;
}
int pa__init(pa_module*m) {
struct userdata *u = NULL;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma = NULL;
jack_status_t status;
const char *server_name, *client_name;
uint32_t channels = 0;
pa_bool_t do_connect = TRUE;
unsigned i;
const char **ports = NULL, **p;
pa_sink_new_data data;
pa_assert(m);
jack_set_error_function(jack_error_func);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments.");
goto fail;
}
if (pa_modargs_get_value_boolean(ma, "connect", &do_connect) < 0) {
pa_log("Failed to parse connect= argument.");
goto fail;
}
server_name = pa_modargs_get_value(ma, "server_name", NULL);
client_name = pa_modargs_get_value(ma, "client_name", "PulseAudio JACK Sink");
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
u->saved_frame_time_valid = FALSE;
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
/* The queue linking the JACK thread and our RT thread */
u->jack_msgq = pa_asyncmsgq_new(0);
/* The msgq from the JACK RT thread should have an even higher
* priority than the normal message queues, to match the guarantee
* all other drivers make: supplying the audio device with data is
* the top priority -- and as long as that is possible we don't do
* anything else */
u->rtpoll_item = pa_rtpoll_item_new_asyncmsgq_read(u->rtpoll, PA_RTPOLL_EARLY-1, u->jack_msgq);
if (!(u->client = jack_client_open(client_name, server_name ? JackServerName : JackNullOption, &status, server_name))) {
pa_log("jack_client_open() failed.");
goto fail;
}
ports = jack_get_ports(u->client, NULL, JACK_DEFAULT_AUDIO_TYPE, JackPortIsPhysical|JackPortIsInput);
channels = 0;
for (p = ports; *p; p++)
channels++;
if (!channels)
channels = m->core->default_sample_spec.channels;
if (pa_modargs_get_value_u32(ma, "channels", &channels) < 0 ||
channels <= 0 ||
channels > PA_CHANNELS_MAX) {
pa_log("Failed to parse channels= argument.");
goto fail;
}
if (channels == m->core->default_channel_map.channels)
map = m->core->default_channel_map;
else
pa_channel_map_init_extend(&map, channels, PA_CHANNEL_MAP_ALSA);
if (pa_modargs_get_channel_map(ma, NULL, &map) < 0 || map.channels != channels) {
pa_log("Failed to parse channel_map= argument.");
goto fail;
}
pa_log_info("Successfully connected as '%s'", jack_get_client_name(u->client));
u->channels = ss.channels = (uint8_t) channels;
ss.rate = jack_get_sample_rate(u->client);
ss.format = PA_SAMPLE_FLOAT32NE;
pa_assert(pa_sample_spec_valid(&ss));
for (i = 0; i < ss.channels; i++) {
if (!(u->port[i] = jack_port_register(u->client, pa_channel_position_to_string(map.map[i]), JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput|JackPortIsTerminal, 0))) {
pa_log("jack_port_register() failed.");
goto fail;
}
}
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_sink_new_data_set_channel_map(&data, &map);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_API, "jack");
if (server_name)
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, server_name);
pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Jack sink (%s)", jack_get_client_name(u->client));
pa_proplist_sets(data.proplist, "jack.client_name", jack_get_client_name(u->client));
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_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);
pa_sink_set_max_request(u->sink, jack_get_buffer_size(u->client) * pa_frame_size(&u->sink->sample_spec));
jack_set_process_callback(u->client, jack_process, u);
jack_on_shutdown(u->client, jack_shutdown, u);
jack_set_thread_init_callback(u->client, jack_init, u);
jack_set_buffer_size_callback(u->client, jack_buffer_size, u);
if (!(u->thread = pa_thread_new(thread_func, u))) {
pa_log("Failed to create thread.");
goto fail;
}
if (jack_activate(u->client)) {
pa_log("jack_activate() failed");
goto fail;
}
if (do_connect) {
for (i = 0, p = ports; i < ss.channels; i++, p++) {
if (!*p) {
pa_log("Not enough physical output ports, leaving unconnected.");
break;
}
pa_log_info("Connecting %s to %s", jack_port_name(u->port[i]), *p);
if (jack_connect(u->client, jack_port_name(u->port[i]), *p)) {
pa_log("Failed to connect %s to %s, leaving unconnected.", jack_port_name(u->port[i]), *p);
break;
}
}
}
pa_sink_put(u->sink);
free(ports);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
free(ports);
pa__done(m);
return -1;
}
int pa__init(pa_module*m) {
struct userdata *u = NULL;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma = NULL;
pa_sink_new_data data;
size_t nbytes;
pa_assert(m);
pa_web_debug_func_t func = pa_get_user_data(PA_USER_WEB_FUNC);
if (!func) {
pa_log_error("Failed to get user web func from user data");
goto fail;
}
ma = pa_modargs_new(m->argument, valid_modargs);
if (!ma) {
pa_log("Failed to parse module arguments.");
goto fail;
}
ss = m->core->default_sample_spec;
map = m->core->default_channel_map;
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
goto fail;
}
pa_modargs_get_value_u32(ma, "fixed_rate", &ss.rate);
uint32_t c = 0;
pa_modargs_get_value_u32(ma, "fixed_channels", &c);
if (c)
ss.channels = c;
const char* fixed_fmt = pa_modargs_get_value(ma, "fixed_format", NULL);
if (fixed_fmt)
ss.format = pa_parse_sample_format(fixed_fmt);
if (ss.channels != map.channels) {
pa_log_error("sample_spec channels[%d] != channel_map channels[%d]", ss.channels, map.channels);
pa_channel_map_init_extend(&map, ss.channels, PA_CHANNEL_MAP_DEFAULT);
pa_log_debug("after init extend mmap.channels=%d", map.channels);
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
u->rtpoll = pa_rtpoll_new();
u->data_func = web_data_func;
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
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_sink_new_data_set_channel_map(&data, &map);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("Remote Output"));
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");
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_DYNAMIC_LATENCY);
pa_sink_new_data_done(&data);
if (!u->sink) {
pa_log("Failed to create sink object.");
goto fail;
}
u->sink->parent.process_msg = sink_process_msg;
u->sink->update_requested_latency = sink_update_requested_latency_cb;
u->sink->userdata = u;
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll);
u->block_usec = BLOCK_USEC;
nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec);
pa_sink_set_max_rewind(u->sink, nbytes);
pa_sink_set_max_request(u->sink, nbytes);
// call websocket to start
func(1, NULL, ss.rate, ss.format);
u->thread = pa_thread_new("remote-sink", thread_func, u);
if (!u->thread) {
pa_log("Failed to create thread.");
goto fail;
}
pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC);
pa_sink_put(u->sink);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}
int pa__init (pa_module *m)
{
struct userdata *u;
pa_channel_map map;
pa_sample_spec ss;
pa_modargs *ma = NULL;
pa_sink_new_data data;
size_t nbytes;
pa_assert(m);
ma = pa_modargs_new(m->argument, valid_modargs);
if (!ma) {
pa_log ("failed to parse module arguments.");
goto fail;
}
ss = m->core->default_sample_spec;
map = m->core->default_channel_map;
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
u->rtpoll = pa_rtpoll_new();
/* Init message queueu */
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
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_sink_new_data_set_channel_map(&data, &map);
u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY);
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;
/* set message queue and rtopoll to sink */
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll);
u->block_usec = BLOCK_USEC;
nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec);
pa_sink_set_max_rewind(u->sink, nbytes);
pa_sink_set_max_request(u->sink, nbytes);
u->thread = pa_thread_new("awesome-sink", thread_func, u);
if (!u->thread) {
pa_log ("Failed to create thread");
goto fail;
}
/* this called only when sink latency is set to dynamic */
//pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC);
pa_sink_put(u->sink); /* sink given to core */
pa_modargs_free(ma);
return 0;
fail:
return -1;
}
int pa__init(pa_module*m) {
struct userdata *u = NULL;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma = NULL;
pa_sink_new_data data;
size_t nbytes;
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;
map = m->core->default_channel_map;
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
goto fail;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
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_sink_new_data_set_channel_map(&data, &map);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("Null Output"));
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");
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_DYNAMIC_LATENCY);
pa_sink_new_data_done(&data);
if (!u->sink) {
pa_log("Failed to create sink object.");
goto fail;
}
u->sink->parent.process_msg = sink_process_msg;
u->sink->update_requested_latency = sink_update_requested_latency_cb;
u->sink->userdata = u;
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll);
u->block_usec = BLOCK_USEC;
nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec);
pa_sink_set_max_rewind(u->sink, nbytes);
pa_sink_set_max_request(u->sink, nbytes);
if (!(u->thread = pa_thread_new("null-sink", thread_func, u))) {
pa_log("Failed to create thread.");
goto fail;
}
pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC);
pa_sink_put(u->sink);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}
int pa__init(pa_module*m) {
struct userdata *u;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma;
pa_source *master=NULL;
pa_source_output_new_data source_output_data;
pa_source_new_data source_data;
pa_bool_t *use_default = NULL;
/* optional for uplink_sink */
pa_sink_new_data sink_data;
size_t nbytes;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments.");
goto fail;
}
if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SOURCE))) {
pa_log("Master source not found");
goto fail;
}
pa_assert(master);
ss = master->sample_spec;
ss.format = PA_SAMPLE_FLOAT32;
map = master->channel_map;
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
goto fail;
}
u = pa_xnew0(struct userdata, 1);
if (!u) {
pa_log("Failed to alloc userdata");
goto fail;
}
u->module = m;
m->userdata = u;
u->memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL);
if (!u->memblockq) {
pa_log("Failed to create source memblockq.");
goto fail;
}
u->channels = ss.channels;
/* Create source */
pa_source_new_data_init(&source_data);
source_data.driver = __FILE__;
source_data.module = m;
if (!(source_data.name = pa_xstrdup(pa_modargs_get_value(ma, "source_name", NULL))))
source_data.name = pa_sprintf_malloc("%s.vsource", master->name);
pa_source_new_data_set_sample_spec(&source_data, &ss);
pa_source_new_data_set_channel_map(&source_data, &map);
pa_proplist_sets(source_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name);
pa_proplist_sets(source_data.proplist, PA_PROP_DEVICE_CLASS, "filter");
pa_proplist_sets(source_data.proplist, "device.vsource.name", source_data.name);
if (pa_modargs_get_proplist(ma, "source_properties", source_data.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Invalid properties");
pa_source_new_data_done(&source_data);
goto fail;
}
if ((u->auto_desc = !pa_proplist_contains(source_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) {
const char *z;
z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION);
pa_proplist_setf(source_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Virtual Source %s on %s", source_data.name, z ? z : master->name);
}
u->source = pa_source_new(m->core, &source_data,
PA_SOURCE_HW_MUTE_CTRL|PA_SOURCE_HW_VOLUME_CTRL|PA_SOURCE_DECIBEL_VOLUME|
(master->flags & (PA_SOURCE_LATENCY|PA_SOURCE_DYNAMIC_LATENCY)));
pa_source_new_data_done(&source_data);
if (!u->source) {
pa_log("Failed to create source.");
goto fail;
}
u->source->parent.process_msg = source_process_msg_cb;
u->source->set_state = source_set_state_cb;
u->source->update_requested_latency = source_update_requested_latency_cb;
u->source->set_volume = source_set_volume_cb;
u->source->set_mute = source_set_mute_cb;
u->source->get_volume = source_get_volume_cb;
u->source->get_mute = source_get_mute_cb;
u->source->userdata = u;
pa_source_set_asyncmsgq(u->source, master->asyncmsgq);
/* Create source output */
pa_source_output_new_data_init(&source_output_data);
source_output_data.driver = __FILE__;
source_output_data.module = m;
source_output_data.source = master;
/* FIXME
source_output_data.flags = PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND; */
pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_NAME, "Virtual Source Stream");
pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "filter");
pa_source_output_new_data_set_sample_spec(&source_output_data, &ss);
pa_source_output_new_data_set_channel_map(&source_output_data, &map);
pa_source_output_new(&u->source_output, m->core, &source_output_data);
pa_source_output_new_data_done(&source_output_data);
if (!u->source_output)
goto fail;
u->source_output->parent.process_msg = source_output_process_msg_cb;
u->source_output->push = source_output_push_cb;
u->source_output->process_rewind = source_output_process_rewind_cb;
u->source_output->kill = source_output_kill_cb;
u->source_output->attach = source_output_attach_cb;
u->source_output->detach = source_output_detach_cb;
u->source_output->state_change = source_output_state_change_cb;
u->source_output->may_move_to = source_output_may_move_to_cb;
u->source_output->moving = source_output_moving_cb;
u->source_output->userdata = u;
pa_source_put(u->source);
pa_source_output_put(u->source_output);
/* Create optional uplink sink */
pa_sink_new_data_init(&sink_data);
sink_data.driver = __FILE__;
sink_data.module = m;
if ((sink_data.name = pa_xstrdup(pa_modargs_get_value(ma, "uplink_sink", NULL)))) {
pa_sink_new_data_set_sample_spec(&sink_data, &ss);
pa_sink_new_data_set_channel_map(&sink_data, &map);
pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name);
pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "uplink sink");
pa_proplist_sets(sink_data.proplist, "device.uplink_sink.name", sink_data.name);
if ((u->auto_desc = !pa_proplist_contains(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) {
const char *z;
z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION);
pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Uplink Sink %s on %s", sink_data.name, z ? z : master->name);
}
u->sink_memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL);
if (!u->sink_memblockq) {
pa_log("Failed to create sink memblockq.");
goto fail;
}
u->sink = pa_sink_new(m->core, &sink_data, 0); /* FIXME, sink has no capabilities */
pa_sink_new_data_done(&sink_data);
if (!u->sink) {
pa_log("Failed to create sink.");
goto fail;
}
u->sink->parent.process_msg = sink_process_msg_cb;
u->sink->update_requested_latency = sink_update_requested_latency_cb;
u->sink->request_rewind = sink_request_rewind_cb;
u->sink->set_state = sink_set_state_cb;
u->sink->userdata = u;
pa_sink_set_asyncmsgq(u->sink, master->asyncmsgq);
/* FIXME: no idea what I am doing here */
u->block_usec = BLOCK_USEC;
nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec);
pa_sink_set_max_rewind(u->sink, nbytes);
pa_sink_set_max_request(u->sink, nbytes);
pa_sink_put(u->sink);
} else {
/* optional uplink sink not enabled */
u->sink = NULL;
}
pa_modargs_free(ma);
pa_xfree(use_default);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
pa_xfree(use_default);
pa__done(m);
return -1;
}
int pa__init(pa_module*m) {
struct userdata *u;
pa_modargs *ma;
pa_sink_new_data data;
int backend_state;
int ret;
char strbuf[100];
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;
map = m->core->default_channel_map;
/* user arguments override these */
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
return 1;
}
/* Xen Basic init */
xsh = xs_domain_open();
if (xsh==NULL) {
pa_log("xs_domain_open failed");
goto fail;
}
set_state(XenbusStateUnknown);
xch = xc_interface_open(NULL, NULL, 0);
if (xch==0) {
pa_log("xc_interface_open failed");
goto fail;
}
xce = xc_evtchn_open(NULL, 0);
if (xce==0) {
pa_log("xc_evtchn_open failed");
goto fail;
}
/* use only dom0 as the backend for now */
xen_evtchn_port = xc_evtchn_bind_unbound_port(xce, 0);
if (xen_evtchn_port == 0) {
pa_log("xc_evtchn_bind_unbound_port failed");
}
/* get grant reference & map locally */
if (alloc_gref(&gref, (void**)&ioring)) {
pa_log("alloc_gref failed");
};
device_id = 0; /* hardcoded for now */
if (register_backend_state_watch()) {
pa_log("Xen sink: register xenstore watch failed");
};
publish_param_int("event-channel", xen_evtchn_port);
publish_param_int("ring-ref", gref.gref_ids[0]);
/* let's ask for something absurd and deal with rejection */
ss.rate = 192000;
publish_spec(&ss);
ret=0;
while (!ret) {
backend_state = wait_for_backend_state_change();
if (backend_state == STATE_UNDEFINED) {
pa_log("Xen Backend is taking long to respond, still waiting...");
continue;
} else if (backend_state == -1) {
pa_log("Error while waiting for backend: %s", strerror(errno));
break;
goto fail;
}
ret = state_callbacks[backend_state]();
}
if (ret!=NEGOTIATION_OK) {
pa_log("Negotiation with Xen backend failed!");
return 1;
}
pa_sample_spec_snprint(strbuf, 100, &ss);
pa_log_debug("Negotiation ended, the result was: %s", strbuf);
/* End of Phase 2, begin playback cycle */
u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
m->userdata = u;
pa_memchunk_reset(&u->memchunk);
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
u->write_type = 0;
/* init ring buffer */
ioring->prod_indx = ioring->cons_indx = 0;
ioring->usable_buffer_space = BUFSIZE - BUFSIZE % pa_frame_size(&ss);
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_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, "xensink");
pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Xen PV audio sink");
pa_sink_new_data_set_sample_spec(&data, &ss);
pa_sink_new_data_set_channel_map(&data, &map);
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_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);
pa_sink_set_max_request(u->sink, ioring->usable_buffer_space);
pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(ioring->usable_buffer_space, &u->sink->sample_spec));
u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
if (!(u->thread = pa_thread_new("xenpv-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;
}
int pa__init(pa_module*m) {
struct userdata *u = NULL;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma = NULL;
pa_sink_new_data data;
size_t nbytes;
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;
map = m->core->default_channel_map;
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map,
PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("Invalid sample format specification or channel map");
goto fail;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
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_sink_new_data_set_channel_map(&data, &map);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "xrdp sink");
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");
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_DYNAMIC_LATENCY);
pa_sink_new_data_done(&data);
if (!u->sink) {
pa_log("Failed to create sink object.");
goto fail;
}
u->sink->parent.process_msg = sink_process_msg;
u->sink->update_requested_latency = sink_update_requested_latency_cb;
u->sink->userdata = u;
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll);
u->block_usec = BLOCK_USEC;
pa_log_debug("3 block_usec %d", u->block_usec);
nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec);
pa_sink_set_max_rewind(u->sink, nbytes);
pa_sink_set_max_request(u->sink, nbytes);
u->display_num = get_display_num_from_display(getenv("DISPLAY"));
#if defined(PA_CHECK_VERSION)
#if PA_CHECK_VERSION(0, 9, 22)
if (!(u->thread = pa_thread_new("xrdp-sink", thread_func, u))) {
#else
if (!(u->thread = pa_thread_new(thread_func, u))) {
#endif
#else
if (!(u->thread = pa_thread_new(thread_func, u))) {
#endif
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;
}
int pa__get_n_used(pa_module *m) {
struct userdata *u;
pa_assert(m);
pa_assert_se(u = m->userdata);
return pa_sink_linked_by(u->sink);
}
void pa__done(pa_module*m) {
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata)) {
return;
}
if (u->sink) {
pa_sink_unlink(u->sink);
}
if (u->thread) {
pa_asyncmsgq_send(u->thread_mq.inq, NULL, PA_MESSAGE_SHUTDOWN,
NULL, 0, NULL);
pa_thread_free(u->thread);
}
pa_thread_mq_done(&u->thread_mq);
if (u->sink) {
pa_sink_unref(u->sink);
}
if (u->rtpoll) {
pa_rtpoll_free(u->rtpoll);
}
pa_xfree(u);
}
int pa__init(pa_module *m) {
struct userdata *u = NULL;
bool record = true, playback = true;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma = NULL;
uint32_t buffer_length_msec;
int fd = -1;
pa_sink_new_data sink_new_data;
pa_source_new_data source_new_data;
char const *name;
char *name_buf;
bool namereg_fail;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("failed to parse module arguments.");
goto fail;
}
if (pa_modargs_get_value_boolean(ma, "record", &record) < 0 || pa_modargs_get_value_boolean(ma, "playback", &playback) < 0) {
pa_log("record= and playback= expect a boolean argument.");
goto fail;
}
if (!playback && !record) {
pa_log("neither playback nor record enabled for device.");
goto fail;
}
u = pa_xnew0(struct userdata, 1);
if (!(u->smoother = pa_smoother_new(PA_USEC_PER_SEC, PA_USEC_PER_SEC * 2, true, true, 10, pa_rtclock_now(), true)))
goto fail;
/*
* For a process (or several processes) to use the same audio device for both
* record and playback at the same time, the device's mixer must be enabled.
* See mixerctl(1). It may be turned off for playback only or record only.
*/
u->mode = (playback && record) ? O_RDWR : (playback ? O_WRONLY : (record ? O_RDONLY : 0));
ss = m->core->default_sample_spec;
if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log("failed to parse sample specification");
goto fail;
}
u->frame_size = pa_frame_size(&ss);
u->minimum_request = pa_usec_to_bytes(PA_USEC_PER_SEC / MAX_RENDER_HZ, &ss);
buffer_length_msec = 100;
if (pa_modargs_get_value_u32(ma, "buffer_length", &buffer_length_msec) < 0) {
pa_log("failed to parse buffer_length argument");
goto fail;
}
u->buffer_size = pa_usec_to_bytes(1000 * buffer_length_msec, &ss);
if (u->buffer_size < 2 * u->minimum_request) {
pa_log("buffer_length argument cannot be smaller than %u",
(unsigned)(pa_bytes_to_usec(2 * u->minimum_request, &ss) / 1000));
goto fail;
}
if (u->buffer_size > MAX_BUFFER_SIZE) {
pa_log("buffer_length argument cannot be greater than %u",
(unsigned)(pa_bytes_to_usec(MAX_BUFFER_SIZE, &ss) / 1000));
goto fail;
}
u->device_name = pa_xstrdup(pa_modargs_get_value(ma, "device", DEFAULT_DEVICE));
if ((fd = open_audio_device(u, &ss)) < 0)
goto fail;
u->core = m->core;
u->module = m;
m->userdata = u;
pa_memchunk_reset(&u->memchunk);
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
u->rtpoll_item = NULL;
build_pollfd(u);
if (u->mode != O_WRONLY) {
name_buf = NULL;
namereg_fail = true;
if (!(name = pa_modargs_get_value(ma, "source_name", NULL))) {
name = name_buf = pa_sprintf_malloc("solaris_input.%s", pa_path_get_filename(u->device_name));
namereg_fail = false;
}
pa_source_new_data_init(&source_new_data);
source_new_data.driver = __FILE__;
source_new_data.module = m;
pa_source_new_data_set_name(&source_new_data, name);
source_new_data.namereg_fail = namereg_fail;
pa_source_new_data_set_sample_spec(&source_new_data, &ss);
pa_source_new_data_set_channel_map(&source_new_data, &map);
pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_API, "solaris");
pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Solaris PCM source");
pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "serial");
pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) u->buffer_size);
if (pa_modargs_get_proplist(ma, "source_properties", source_new_data.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Invalid properties");
pa_source_new_data_done(&source_new_data);
goto fail;
}
u->source = pa_source_new(m->core, &source_new_data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY);
pa_source_new_data_done(&source_new_data);
pa_xfree(name_buf);
if (!u->source) {
pa_log("Failed to create source object");
goto fail;
}
u->source->userdata = u;
u->source->parent.process_msg = source_process_msg;
pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
pa_source_set_rtpoll(u->source, u->rtpoll);
pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(u->buffer_size, &u->source->sample_spec));
pa_source_set_get_volume_callback(u->source, source_get_volume);
pa_source_set_set_volume_callback(u->source, source_set_volume);
u->source->refresh_volume = true;
} else
u->source = NULL;
if (u->mode != O_RDONLY) {
name_buf = NULL;
namereg_fail = true;
if (!(name = pa_modargs_get_value(ma, "sink_name", NULL))) {
name = name_buf = pa_sprintf_malloc("solaris_output.%s", pa_path_get_filename(u->device_name));
namereg_fail = false;
}
pa_sink_new_data_init(&sink_new_data);
sink_new_data.driver = __FILE__;
sink_new_data.module = m;
pa_sink_new_data_set_name(&sink_new_data, name);
sink_new_data.namereg_fail = namereg_fail;
pa_sink_new_data_set_sample_spec(&sink_new_data, &ss);
pa_sink_new_data_set_channel_map(&sink_new_data, &map);
pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_API, "solaris");
pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Solaris PCM sink");
pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "serial");
if (pa_modargs_get_proplist(ma, "sink_properties", sink_new_data.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Invalid properties");
pa_sink_new_data_done(&sink_new_data);
goto fail;
}
u->sink = pa_sink_new(m->core, &sink_new_data, PA_SINK_HARDWARE|PA_SINK_LATENCY);
pa_sink_new_data_done(&sink_new_data);
pa_assert(u->sink);
u->sink->userdata = u;
u->sink->parent.process_msg = sink_process_msg;
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll);
pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(u->buffer_size, &u->sink->sample_spec));
pa_sink_set_max_request(u->sink, u->buffer_size);
pa_sink_set_max_rewind(u->sink, u->buffer_size);
pa_sink_set_get_volume_callback(u->sink, sink_get_volume);
pa_sink_set_set_volume_callback(u->sink, sink_set_volume);
pa_sink_set_get_mute_callback(u->sink, sink_get_mute);
pa_sink_set_set_mute_callback(u->sink, sink_set_mute);
u->sink->refresh_volume = u->sink->refresh_muted = true;
} else
u->sink = NULL;
pa_assert(u->source || u->sink);
u->sig = pa_signal_new(SIGPOLL, sig_callback, u);
if (u->sig)
ioctl(u->fd, I_SETSIG, S_MSG);
else
pa_log_warn("Could not register SIGPOLL handler");
if (!(u->thread = pa_thread_new("solaris", thread_func, u))) {
pa_log("Failed to create thread.");
goto fail;
}
/* Read mixer settings */
if (u->sink) {
if (sink_new_data.volume_is_set)
u->sink->set_volume(u->sink);
else
u->sink->get_volume(u->sink);
if (sink_new_data.muted_is_set)
u->sink->set_mute(u->sink);
else
u->sink->get_mute(u->sink);
pa_sink_put(u->sink);
}
if (u->source) {
if (source_new_data.volume_is_set)
u->source->set_volume(u->source);
else
u->source->get_volume(u->source);
pa_source_put(u->source);
}
pa_modargs_free(ma);
return 0;
fail:
if (u)
pa__done(m);
else if (fd >= 0)
close(fd);
if (ma)
pa_modargs_free(ma);
return -1;
}
int pa__init(pa_module * m)
{
struct userdata *u;
pa_sample_spec ss;
pa_channel_map map;
pa_modargs *ma;
struct pollfd *pollfd;
pa_sink_new_data data_sink;
pa_source_new_data data_source;
pa_assert(m);
pa_log("vchan module loading");
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments.");
goto fail;
}
ss = m->core->default_sample_spec;
map = m->core->default_channel_map;
if (pa_modargs_get_sample_spec_and_channel_map
(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
pa_log
("Invalid sample format specification or channel map");
goto fail;
}
u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
m->userdata = u;
pa_memchunk_reset(&u->memchunk_sink);
pa_memchunk_reset(&u->memchunk_source);
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
if ((do_conn(u)) < 0) {
pa_log("get_early_allocated_vchan: %s",
pa_cstrerror(errno));
goto fail;
}
/* SINK preparation */
pa_sink_new_data_init(&data_sink);
data_sink.driver = __FILE__;
data_sink.module = m;
pa_sink_new_data_set_name(&data_sink,
pa_modargs_get_value(ma,
"sink_name",
DEFAULT_SINK_NAME));
pa_proplist_sets(data_sink.proplist,
PA_PROP_DEVICE_STRING, DEFAULT_SINK_NAME);
pa_proplist_setf(data_sink.proplist,
PA_PROP_DEVICE_DESCRIPTION,
"Qubes VCHAN sink");
pa_sink_new_data_set_sample_spec(&data_sink, &ss);
pa_sink_new_data_set_channel_map(&data_sink, &map);
if (pa_modargs_get_proplist
(ma, "sink_properties", data_sink.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Invalid properties");
pa_sink_new_data_done(&data_sink);
goto fail;
}
u->sink = pa_sink_new(m->core, &data_sink, PA_SINK_LATENCY);
pa_sink_new_data_done(&data_sink);
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);
pa_sink_set_max_request(u->sink, VCHAN_BUF);
pa_sink_set_fixed_latency(u->sink,
pa_bytes_to_usec
(VCHAN_BUF,
&u->sink->sample_spec));
u->play_rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
pollfd = pa_rtpoll_item_get_pollfd(u->play_rtpoll_item, NULL);
pollfd->fd = libvchan_fd_for_select(u->play_ctrl);
pollfd->events = POLLIN;
pollfd->revents = 0;
/* SOURCE preparation */
pa_source_new_data_init(&data_source);
data_source.driver = __FILE__;
data_source.module = m;
pa_source_new_data_set_name(&data_source, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME));
pa_proplist_sets(data_source.proplist, PA_PROP_DEVICE_STRING, DEFAULT_SOURCE_NAME);
pa_proplist_setf(data_source.proplist, PA_PROP_DEVICE_DESCRIPTION, "Qubes VCHAN source");
pa_source_new_data_set_sample_spec(&data_source, &ss);
pa_source_new_data_set_channel_map(&data_source, &map);
if (pa_modargs_get_proplist(ma, "source_properties", data_source.proplist, PA_UPDATE_REPLACE) < 0) {
pa_log("Invalid properties");
pa_source_new_data_done(&data_source);
goto fail;
}
u->source = pa_source_new(m->core, &data_source, PA_SOURCE_LATENCY);
pa_source_new_data_done(&data_source);
if (!u->source) {
pa_log("Failed to create source.");
goto fail;
}
u->source->parent.process_msg = source_process_msg;
u->source->userdata = u;
pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
pa_source_set_rtpoll(u->source, u->rtpoll);
pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(PIPE_BUF, &u->source->sample_spec));
u->rec_rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
pollfd = pa_rtpoll_item_get_pollfd(u->rec_rtpoll_item, NULL);
pollfd->fd = libvchan_fd_for_select(u->rec_ctrl);
pollfd->events = POLLIN;
pollfd->revents = 0;
#if PA_CHECK_VERSION(0,9,22)
if (!(u->thread = pa_thread_new("vchan-sink", thread_func, u))) {
#else
if (!(u->thread = pa_thread_new(thread_func, u))) {
#endif
pa_log("Failed to create thread.");
goto fail;
}
pa_sink_put(u->sink);
pa_source_put(u->source);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}
int pa__get_n_used(pa_module * m)
{
struct userdata *u;
pa_assert(m);
pa_assert_se(u = m->userdata);
return pa_sink_linked_by(u->sink);
}
void pa__done(pa_module * m)
{
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata))
return;
if (u->sink)
pa_sink_unlink(u->sink);
if (u->source)
pa_source_unlink(u->source);
if (u->thread) {
pa_asyncmsgq_send(u->thread_mq.inq, NULL,
PA_MESSAGE_SHUTDOWN, NULL, 0, NULL);
pa_thread_free(u->thread);
}
pa_thread_mq_done(&u->thread_mq);
if (u->sink)
pa_sink_unref(u->sink);
if (u->source)
pa_source_unref(u->source);
if (u->memchunk_sink.memblock)
pa_memblock_unref(u->memchunk_sink.memblock);
if (u->memchunk_source.memblock)
pa_memblock_unref(u->memchunk_source.memblock);
if (u->play_rtpoll_item)
pa_rtpoll_item_free(u->play_rtpoll_item);
if (u->rec_rtpoll_item)
pa_rtpoll_item_free(u->rec_rtpoll_item);
if (u->rtpoll)
pa_rtpoll_free(u->rtpoll);
if (u->play_ctrl)
libvchan_close(u->play_ctrl);
if (u->rec_ctrl)
libvchan_close(u->rec_ctrl);
pa_xfree(u);
}
int pa__init(pa_module *module)
{
struct context *context = NULL;
pa_sample_spec ss;
pa_channel_map cmap;
pa_modargs *modargs = NULL;
pa_sink_new_data data;
size_t nbytes;
pa_log("Loading module module-freerds-sink.");
pa_assert(module);
if (!(modargs = pa_modargs_new(module->argument, valid_modargs)))
{
pa_log("Failed to parse module arguments.");
goto FAIL;
}
ss = module->core->default_sample_spec;
cmap = module->core->default_channel_map;
if (pa_modargs_get_sample_spec_and_channel_map(modargs,
&ss, &cmap, PA_CHANNEL_MAP_DEFAULT) < 0)
{
pa_log("Invalid sample format specification or channel map");
goto FAIL;
}
context = pa_xnew0(struct context, 1);
module->userdata = (void *) context;
context->core = module->core;
context->module = module;
context->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&context->thread_mq, module->core->mainloop, context->rtpoll);
pa_sink_new_data_init(&data);
data.driver = __FILE__;
data.module = module;
pa_sink_new_data_set_name(&data,
pa_modargs_get_value(modargs, "sink_name", DEFAULT_SINK_NAME));
pa_sink_new_data_set_sample_spec(&data, &ss);
pa_sink_new_data_set_channel_map(&data, &cmap);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "FreeRDS sink");
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");
if (pa_modargs_get_proplist(modargs, "sink_properties",
data.proplist, PA_UPDATE_REPLACE) < 0)
{
pa_log("Invalid properties");
pa_sink_new_data_done(&data);
goto FAIL;
}
context->sink = pa_sink_new(module->core, &data,
PA_SINK_LATENCY | PA_SINK_DYNAMIC_LATENCY);
pa_sink_new_data_done(&data);
if (!context->sink)
{
pa_log("Failed to create sink object.");
goto FAIL;
}
context->sink->parent.process_msg = sink_process_msg;
context->sink->update_requested_latency = sink_update_requested_latency_cb;
context->sink->userdata = context;
pa_sink_set_asyncmsgq(context->sink, context->thread_mq.inq);
pa_sink_set_rtpoll(context->sink, context->rtpoll);
context->block_usec = BLOCK_USEC;
pa_log_debug("3 block_usec %lu", context->block_usec);
nbytes = pa_usec_to_bytes(context->block_usec, &context->sink->sample_spec);
pa_sink_set_max_rewind(context->sink, nbytes);
pa_sink_set_max_request(context->sink, nbytes);
#if defined(PA_CHECK_VERSION)
#if PA_CHECK_VERSION(0, 9, 22)
if (!(context->thread = pa_thread_new("freerds-sink", thread_func, context)))
#else
if (!(context->thread = pa_thread_new(thread_func, context)))
#endif
#else
if (!(context->thread = pa_thread_new(thread_func, context)))
#endif
{
pa_log("Failed to create thread.");
goto FAIL;
}
pa_sink_put(context->sink);
pa_modargs_free(modargs);
return 0;
FAIL:
if (modargs)
{
pa_modargs_free(modargs);
}
pa__done(module);
return -1;
}
