/* Called from main context */
pa_source* pa_source_new(
pa_core *core,
pa_source_new_data *data,
pa_source_flags_t flags) {
pa_source *s;
const char *name;
char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
char *pt;
pa_assert(core);
pa_assert(data);
pa_assert(data->name);
pa_assert_ctl_context();
s = pa_msgobject_new(pa_source);
if (!(name = pa_namereg_register(core, data->name, PA_NAMEREG_SOURCE, s, data->namereg_fail))) {
pa_log_debug("Failed to register name %s.", data->name);
pa_xfree(s);
return NULL;
}
pa_source_new_data_set_name(data, name);
if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_NEW], data) < 0) {
pa_xfree(s);
pa_namereg_unregister(core, name);
return NULL;
}
/* FIXME, need to free s here on failure */
pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
pa_return_null_if_fail(data->name && pa_utf8_valid(data->name) && data->name[0]);
pa_return_null_if_fail(data->sample_spec_is_set && pa_sample_spec_valid(&data->sample_spec));
if (!data->channel_map_is_set)
pa_return_null_if_fail(pa_channel_map_init_auto(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT));
pa_return_null_if_fail(pa_channel_map_valid(&data->channel_map));
pa_return_null_if_fail(data->channel_map.channels == data->sample_spec.channels);
if (!data->volume_is_set)
pa_cvolume_reset(&data->volume, data->sample_spec.channels);
pa_return_null_if_fail(pa_cvolume_valid(&data->volume));
pa_return_null_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec));
if (!data->muted_is_set)
data->muted = FALSE;
if (data->card)
pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->card->proplist);
pa_device_init_description(data->proplist);
pa_device_init_icon(data->proplist, FALSE);
pa_device_init_intended_roles(data->proplist);
if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_FIXATE], data) < 0) {
pa_xfree(s);
pa_namereg_unregister(core, name);
return NULL;
}
s->parent.parent.free = source_free;
s->parent.process_msg = pa_source_process_msg;
s->core = core;
s->state = PA_SOURCE_INIT;
s->flags = flags;
s->priority = 0;
s->suspend_cause = 0;
s->name = pa_xstrdup(name);
s->proplist = pa_proplist_copy(data->proplist);
s->driver = pa_xstrdup(pa_path_get_filename(data->driver));
s->module = data->module;
s->card = data->card;
s->priority = pa_device_init_priority(s->proplist);
s->sample_spec = data->sample_spec;
s->channel_map = data->channel_map;
s->outputs = pa_idxset_new(NULL, NULL);
s->n_corked = 0;
s->monitor_of = NULL;
s->output_from_master = NULL;
s->volume = data->volume;
pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels);
s->base_volume = PA_VOLUME_NORM;
s->n_volume_steps = PA_VOLUME_NORM+1;
s->muted = data->muted;
s->refresh_volume = s->refresh_muted = FALSE;
reset_callbacks(s);
s->userdata = NULL;
s->asyncmsgq = NULL;
/* As a minor optimization we just steal the list instead of
* copying it here */
s->ports = data->ports;
data->ports = NULL;
s->active_port = NULL;
s->save_port = FALSE;
if (data->active_port && s->ports)
if ((s->active_port = pa_hashmap_get(s->ports, data->active_port)))
s->save_port = data->save_port;
if (!s->active_port && s->ports) {
void *state;
pa_device_port *p;
PA_HASHMAP_FOREACH(p, s->ports, state)
if (!s->active_port || p->priority > s->active_port->priority)
s->active_port = p;
}
pa_sink_input* pa_memblockq_sink_input_new(
pa_sink *sink,
const pa_sample_spec *ss,
const pa_channel_map *map,
pa_memblockq *q,
pa_cvolume *volume,
pa_proplist *p,
pa_sink_input_flags_t flags) {
memblockq_stream *u = NULL;
pa_sink_input_new_data data;
pa_assert(sink);
pa_assert(ss);
/* We allow creating this stream with no q set, so that it can be
* filled in later */
u = pa_msgobject_new(memblockq_stream);
u->parent.parent.free = memblockq_stream_free;
u->parent.process_msg = memblockq_stream_process_msg;
u->core = sink->core;
u->sink_input = NULL;
u->memblockq = NULL;
pa_sink_input_new_data_init(&data);
pa_sink_input_new_data_set_sink(&data, sink, FALSE);
data.driver = __FILE__;
pa_sink_input_new_data_set_sample_spec(&data, ss);
pa_sink_input_new_data_set_channel_map(&data, map);
pa_sink_input_new_data_set_volume(&data, volume);
pa_proplist_update(data.proplist, PA_UPDATE_REPLACE, p);
data.flags |= flags;
pa_sink_input_new(&u->sink_input, sink->core, &data);
pa_sink_input_new_data_done(&data);
if (!u->sink_input)
goto fail;
u->sink_input->pop = sink_input_pop_cb;
u->sink_input->process_rewind = sink_input_process_rewind_cb;
u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
u->sink_input->kill = sink_input_kill_cb;
u->sink_input->state_change = sink_input_state_change_cb;
u->sink_input->userdata = u;
if (q)
pa_memblockq_sink_input_set_queue(u->sink_input, q);
/* The reference to u is dangling here, because we want
* to keep this stream around until it is fully played. */
/* This sink input is not "put" yet, i.e. pa_sink_input_put() has
* not been called! */
return pa_sink_input_ref(u->sink_input);
fail:
if (u)
memblockq_stream_unref(u);
return NULL;
}
void pa_simple_protocol_connect(pa_simple_protocol *p, pa_iochannel *io, pa_simple_options *o) {
connection *c = NULL;
char pname[128];
pa_client_new_data client_data;
pa_assert(p);
pa_assert(io);
pa_assert(o);
if (pa_idxset_size(p->connections)+1 > MAX_CONNECTIONS) {
pa_log("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS);
pa_iochannel_free(io);
return;
}
c = pa_msgobject_new(connection);
c->parent.parent.free = connection_free;
c->parent.process_msg = connection_process_msg;
c->io = io;
pa_iochannel_set_callback(c->io, io_callback, c);
c->sink_input = NULL;
c->source_output = NULL;
c->input_memblockq = c->output_memblockq = NULL;
c->protocol = p;
c->options = pa_simple_options_ref(o);
c->playback.current_memblock = NULL;
c->playback.memblock_index = 0;
c->dead = false;
c->playback.underrun = true;
pa_atomic_store(&c->playback.missing, 0);
pa_client_new_data_init(&client_data);
client_data.module = o->module;
client_data.driver = __FILE__;
pa_iochannel_socket_peer_to_string(io, pname, sizeof(pname));
pa_proplist_setf(client_data.proplist, PA_PROP_APPLICATION_NAME, "Simple client (%s)", pname);
pa_proplist_sets(client_data.proplist, "simple-protocol.peer", pname);
c->client = pa_client_new(p->core, &client_data);
pa_client_new_data_done(&client_data);
if (!c->client)
goto fail;
c->client->kill = client_kill_cb;
c->client->userdata = c;
if (o->playback) {
pa_sink_input_new_data data;
pa_memchunk silence;
size_t l;
pa_sink *sink;
if (!(sink = pa_namereg_get(c->protocol->core, o->default_sink, PA_NAMEREG_SINK))) {
pa_log("Failed to get sink.");
goto fail;
}
pa_sink_input_new_data_init(&data);
data.driver = __FILE__;
data.module = o->module;
data.client = c->client;
pa_sink_input_new_data_set_sink(&data, sink, false);
pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist);
pa_sink_input_new_data_set_sample_spec(&data, &o->sample_spec);
pa_sink_input_new(&c->sink_input, p->core, &data);
pa_sink_input_new_data_done(&data);
if (!c->sink_input) {
pa_log("Failed to create sink input.");
goto fail;
}
c->sink_input->parent.process_msg = sink_input_process_msg;
c->sink_input->pop = sink_input_pop_cb;
c->sink_input->process_rewind = sink_input_process_rewind_cb;
c->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
c->sink_input->kill = sink_input_kill_cb;
c->sink_input->userdata = c;
pa_sink_input_set_requested_latency(c->sink_input, DEFAULT_SINK_LATENCY);
l = (size_t) ((double) pa_bytes_per_second(&o->sample_spec)*PLAYBACK_BUFFER_SECONDS);
pa_sink_input_get_silence(c->sink_input, &silence);
c->input_memblockq = pa_memblockq_new(
"simple protocol connection input_memblockq",
0,
l,
l,
&o->sample_spec,
(size_t) -1,
l/PLAYBACK_BUFFER_FRAGMENTS,
0,
&silence);
pa_memblock_unref(silence.memblock);
pa_iochannel_socket_set_rcvbuf(io, l);
pa_atomic_store(&c->playback.missing, (int) pa_memblockq_pop_missing(c->input_memblockq));
pa_sink_input_put(c->sink_input);
}
if (o->record) {
pa_source_output_new_data data;
size_t l;
pa_source *source;
if (!(source = pa_namereg_get(c->protocol->core, o->default_source, PA_NAMEREG_SOURCE))) {
pa_log("Failed to get source.");
goto fail;
}
pa_source_output_new_data_init(&data);
data.driver = __FILE__;
data.module = o->module;
data.client = c->client;
pa_source_output_new_data_set_source(&data, source, false);
pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist);
pa_source_output_new_data_set_sample_spec(&data, &o->sample_spec);
pa_source_output_new(&c->source_output, p->core, &data);
pa_source_output_new_data_done(&data);
if (!c->source_output) {
pa_log("Failed to create source output.");
goto fail;
}
c->source_output->push = source_output_push_cb;
c->source_output->kill = source_output_kill_cb;
c->source_output->get_latency = source_output_get_latency_cb;
c->source_output->userdata = c;
pa_source_output_set_requested_latency(c->source_output, DEFAULT_SOURCE_LATENCY);
l = (size_t) (pa_bytes_per_second(&o->sample_spec)*RECORD_BUFFER_SECONDS);
c->output_memblockq = pa_memblockq_new(
"simple protocol connection output_memblockq",
0,
l,
0,
&o->sample_spec,
1,
0,
0,
NULL);
pa_iochannel_socket_set_sndbuf(io, l);
pa_source_output_put(c->source_output);
}
pa_idxset_put(p->connections, c, NULL);
return;
fail:
connection_unlink(c);
}
int pa_play_file(
pa_sink *sink,
const char *fname,
const pa_cvolume *volume) {
file_stream *u = NULL;
pa_sample_spec ss;
pa_channel_map cm;
pa_sink_input_new_data data;
int fd;
SF_INFO sfi;
pa_memchunk silence;
pa_assert(sink);
pa_assert(fname);
u = pa_msgobject_new(file_stream);
u->parent.parent.free = file_stream_free;
u->parent.process_msg = file_stream_process_msg;
u->core = sink->core;
u->sink_input = NULL;
u->sndfile = NULL;
u->readf_function = NULL;
u->memblockq = NULL;
if ((fd = pa_open_cloexec(fname, O_RDONLY, 0)) < 0) {
pa_log("Failed to open file %s: %s", fname, pa_cstrerror(errno));
goto fail;
}
/* FIXME: For now we just use posix_fadvise to avoid page faults
* when accessing the file data. Eventually we should move the
* file reader into the main event loop and pass the data over the
* asyncmsgq. */
#ifdef HAVE_POSIX_FADVISE
if (posix_fadvise(fd, 0, 0, POSIX_FADV_SEQUENTIAL) < 0) {
pa_log_warn("POSIX_FADV_SEQUENTIAL failed: %s", pa_cstrerror(errno));
goto fail;
} else
pa_log_debug("POSIX_FADV_SEQUENTIAL succeeded.");
if (posix_fadvise(fd, 0, 0, POSIX_FADV_WILLNEED) < 0) {
pa_log_warn("POSIX_FADV_WILLNEED failed: %s", pa_cstrerror(errno));
goto fail;
} else
pa_log_debug("POSIX_FADV_WILLNEED succeeded.");
#endif
pa_zero(sfi);
if (!(u->sndfile = sf_open_fd(fd, SFM_READ, &sfi, 1))) {
pa_log("Failed to open file %s", fname);
goto fail;
}
fd = -1;
if (pa_sndfile_read_sample_spec(u->sndfile, &ss) < 0) {
pa_log("Failed to determine file sample format.");
goto fail;
}
if (pa_sndfile_read_channel_map(u->sndfile, &cm) < 0) {
if (ss.channels > 2)
pa_log_info("Failed to determine file channel map, synthesizing one.");
pa_channel_map_init_extend(&cm, ss.channels, PA_CHANNEL_MAP_DEFAULT);
}
u->readf_function = pa_sndfile_readf_function(&ss);
pa_sink_input_new_data_init(&data);
pa_sink_input_new_data_set_sink(&data, sink, FALSE);
data.driver = __FILE__;
pa_sink_input_new_data_set_sample_spec(&data, &ss);
pa_sink_input_new_data_set_channel_map(&data, &cm);
pa_sink_input_new_data_set_volume(&data, volume);
pa_proplist_sets(data.proplist, PA_PROP_MEDIA_NAME, pa_path_get_filename(fname));
pa_proplist_sets(data.proplist, PA_PROP_MEDIA_FILENAME, fname);
pa_sndfile_init_proplist(u->sndfile, data.proplist);
pa_sink_input_new(&u->sink_input, sink->core, &data);
pa_sink_input_new_data_done(&data);
if (!u->sink_input)
goto fail;
u->sink_input->pop = sink_input_pop_cb;
u->sink_input->process_rewind = sink_input_process_rewind_cb;
u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
u->sink_input->kill = sink_input_kill_cb;
u->sink_input->state_change = sink_input_state_change_cb;
u->sink_input->userdata = u;
pa_sink_input_get_silence(u->sink_input, &silence);
u->memblockq = pa_memblockq_new("sound-file-stream memblockq", 0, MEMBLOCKQ_MAXLENGTH, 0, &ss, 1, 1, 0, &silence);
pa_memblock_unref(silence.memblock);
pa_sink_input_put(u->sink_input);
/* The reference to u is dangling here, because we want to keep
* this stream around until it is fully played. */
return 0;
fail:
file_stream_unref(u);
if (fd >= 0)
pa_close(fd);
return -1;
}
/* Called from main context */
int pa_source_output_new(
pa_source_output**_o,
pa_core *core,
pa_source_output_new_data *data) {
pa_source_output *o;
pa_resampler *resampler = NULL;
char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
int r;
char *pt;
pa_assert(_o);
pa_assert(core);
pa_assert(data);
pa_assert_ctl_context();
if (data->client)
pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist);
if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], data)) < 0)
return r;
pa_return_val_if_fail(!data->driver || pa_utf8_valid(data->driver), -PA_ERR_INVALID);
if (!data->source) {
data->source = pa_namereg_get(core, NULL, PA_NAMEREG_SOURCE);
data->save_source = FALSE;
}
pa_return_val_if_fail(data->source, -PA_ERR_NOENTITY);
pa_return_val_if_fail(PA_SOURCE_IS_LINKED(pa_source_get_state(data->source)), -PA_ERR_BADSTATE);
pa_return_val_if_fail(!data->direct_on_input || data->direct_on_input->sink == data->source->monitor_of, -PA_ERR_INVALID);
if (!data->sample_spec_is_set)
data->sample_spec = data->source->sample_spec;
pa_return_val_if_fail(pa_sample_spec_valid(&data->sample_spec), -PA_ERR_INVALID);
if (!data->channel_map_is_set) {
if (pa_channel_map_compatible(&data->source->channel_map, &data->sample_spec))
data->channel_map = data->source->channel_map;
else
pa_channel_map_init_extend(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
}
pa_return_val_if_fail(pa_channel_map_valid(&data->channel_map), -PA_ERR_INVALID);
pa_return_val_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec), -PA_ERR_INVALID);
if (data->flags & PA_SOURCE_OUTPUT_FIX_FORMAT)
data->sample_spec.format = data->source->sample_spec.format;
if (data->flags & PA_SOURCE_OUTPUT_FIX_RATE)
data->sample_spec.rate = data->source->sample_spec.rate;
if (data->flags & PA_SOURCE_OUTPUT_FIX_CHANNELS) {
data->sample_spec.channels = data->source->sample_spec.channels;
data->channel_map = data->source->channel_map;
}
pa_assert(pa_sample_spec_valid(&data->sample_spec));
pa_assert(pa_channel_map_valid(&data->channel_map));
if (data->resample_method == PA_RESAMPLER_INVALID)
data->resample_method = core->resample_method;
pa_return_val_if_fail(data->resample_method < PA_RESAMPLER_MAX, -PA_ERR_INVALID);
if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], data)) < 0)
return r;
if ((data->flags & PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND) &&
pa_source_get_state(data->source) == PA_SOURCE_SUSPENDED) {
pa_log("Failed to create source output: source is suspended.");
return -PA_ERR_BADSTATE;
}
if (pa_idxset_size(data->source->outputs) >= PA_MAX_OUTPUTS_PER_SOURCE) {
pa_log("Failed to create source output: too many outputs per source.");
return -PA_ERR_TOOLARGE;
}
if ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
!pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec) ||
!pa_channel_map_equal(&data->channel_map, &data->source->channel_map)) {
if (!(resampler = pa_resampler_new(
core->mempool,
&data->source->sample_spec, &data->source->channel_map,
&data->sample_spec, &data->channel_map,
data->resample_method,
((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
((data->flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
(core->disable_remixing || (data->flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
(core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
pa_log_warn("Unsupported resampling operation.");
return -PA_ERR_NOTSUPPORTED;
}
}
o = pa_msgobject_new(pa_source_output);
o->parent.parent.free = source_output_free;
o->parent.process_msg = pa_source_output_process_msg;
o->core = core;
o->state = PA_SOURCE_OUTPUT_INIT;
o->flags = data->flags;
o->proplist = pa_proplist_copy(data->proplist);
o->driver = pa_xstrdup(pa_path_get_filename(data->driver));
o->module = data->module;
o->source = data->source;
o->destination_source = data->destination_source;
o->client = data->client;
o->actual_resample_method = resampler ? pa_resampler_get_method(resampler) : PA_RESAMPLER_INVALID;
o->requested_resample_method = data->resample_method;
o->sample_spec = data->sample_spec;
o->channel_map = data->channel_map;
o->direct_on_input = data->direct_on_input;
o->save_source = data->save_source;
reset_callbacks(o);
o->userdata = NULL;
o->thread_info.state = o->state;
o->thread_info.attached = FALSE;
o->thread_info.sample_spec = o->sample_spec;
o->thread_info.resampler = resampler;
o->thread_info.requested_source_latency = (pa_usec_t) -1;
o->thread_info.direct_on_input = o->direct_on_input;
o->thread_info.delay_memblockq = pa_memblockq_new(
0,
MEMBLOCKQ_MAXLENGTH,
0,
pa_frame_size(&o->source->sample_spec),
0,
1,
0,
&o->source->silence);
pa_assert_se(pa_idxset_put(core->source_outputs, o, &o->index) == 0);
pa_assert_se(pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL) == 0);
if (o->client)
pa_assert_se(pa_idxset_put(o->client->source_outputs, o, NULL) >= 0);
if (o->direct_on_input)
pa_assert_se(pa_idxset_put(o->direct_on_input->direct_outputs, o, NULL) == 0);
pt = pa_proplist_to_string_sep(o->proplist, "\n ");
pa_log_info("Created output %u \"%s\" on %s with sample spec %s and channel map %s\n %s",
o->index,
pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)),
o->source->name,
pa_sample_spec_snprint(st, sizeof(st), &o->sample_spec),
pa_channel_map_snprint(cm, sizeof(cm), &o->channel_map),
pt);
pa_xfree(pt);
/* Don't forget to call pa_source_output_put! */
*_o = o;
return 0;
}
pa_core* pa_core_new(pa_mainloop_api *m, bool shared, size_t shm_size) {
pa_core* c;
pa_mempool *pool;
int j;
pa_assert(m);
if (shared) {
if (!(pool = pa_mempool_new(shared, shm_size))) {
pa_log_warn("Failed to allocate shared memory pool. Falling back to a normal memory pool.");
shared = false;
}
}
if (!shared) {
if (!(pool = pa_mempool_new(shared, shm_size))) {
pa_log("pa_mempool_new() failed.");
return NULL;
}
}
c = pa_msgobject_new(pa_core);
c->parent.parent.free = core_free;
c->parent.process_msg = core_process_msg;
c->state = PA_CORE_STARTUP;
c->mainloop = m;
c->clients = pa_idxset_new(NULL, NULL);
c->cards = pa_idxset_new(NULL, NULL);
c->sinks = pa_idxset_new(NULL, NULL);
c->sources = pa_idxset_new(NULL, NULL);
c->sink_inputs = pa_idxset_new(NULL, NULL);
c->source_outputs = pa_idxset_new(NULL, NULL);
c->modules = pa_idxset_new(NULL, NULL);
c->scache = pa_idxset_new(NULL, NULL);
c->namereg = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
c->shared = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
c->default_source = NULL;
c->default_sink = NULL;
c->default_sample_spec.format = PA_SAMPLE_S16NE;
c->default_sample_spec.rate = 44100;
c->default_sample_spec.channels = 2;
pa_channel_map_init_extend(&c->default_channel_map, c->default_sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
c->default_n_fragments = 4;
c->default_fragment_size_msec = 25;
c->deferred_volume_safety_margin_usec = 8000;
c->deferred_volume_extra_delay_usec = 0;
c->module_defer_unload_event = NULL;
c->modules_pending_unload = pa_hashmap_new(NULL, NULL);
c->subscription_defer_event = NULL;
PA_LLIST_HEAD_INIT(pa_subscription, c->subscriptions);
PA_LLIST_HEAD_INIT(pa_subscription_event, c->subscription_event_queue);
c->subscription_event_last = NULL;
c->mempool = pool;
pa_silence_cache_init(&c->silence_cache);
if (shared && !(c->rw_mempool = pa_mempool_new(shared, shm_size)))
pa_log_warn("Failed to allocate shared writable memory pool.");
if (c->rw_mempool)
pa_mempool_set_is_remote_writable(c->rw_mempool, true);
c->exit_event = NULL;
c->scache_auto_unload_event = NULL;
c->exit_idle_time = -1;
c->scache_idle_time = 20;
c->flat_volumes = true;
c->disallow_module_loading = false;
c->disallow_exit = false;
c->running_as_daemon = false;
c->realtime_scheduling = false;
c->realtime_priority = 5;
c->disable_remixing = false;
c->disable_lfe_remixing = false;
c->lfe_crossover_freq = 120;
c->deferred_volume = true;
c->resample_method = PA_RESAMPLER_SPEEX_FLOAT_BASE + 1;
for (j = 0; j < PA_CORE_HOOK_MAX; j++)
pa_hook_init(&c->hooks[j], c);
for (j = 0; j < PA_ACCESS_HOOK_MAX; j++)
pa_hook_init(&c->access[j], c);
pa_random(&c->cookie, sizeof(c->cookie));
#ifdef SIGPIPE
pa_check_signal_is_blocked(SIGPIPE);
#endif
pa_core_check_idle(c);
c->state = PA_CORE_RUNNING;
return c;
}