pa_context *pa_context_new_with_proplist(pa_mainloop_api *mainloop, const char *name, pa_proplist *p) {
pa_context *c;
pa_assert(mainloop);
if (pa_detect_fork())
return NULL;
pa_init_i18n();
c = pa_xnew0(pa_context, 1);
PA_REFCNT_INIT(c);
c->proplist = p ? pa_proplist_copy(p) : pa_proplist_new();
if (name)
pa_proplist_sets(c->proplist, PA_PROP_APPLICATION_NAME, name);
#ifdef HAVE_DBUS
c->system_bus = c->session_bus = NULL;
#endif
c->mainloop = mainloop;
c->playback_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
c->record_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
c->client_index = PA_INVALID_INDEX;
c->use_rtclock = pa_mainloop_is_our_api(mainloop);
PA_LLIST_HEAD_INIT(pa_stream, c->streams);
PA_LLIST_HEAD_INIT(pa_operation, c->operations);
c->error = PA_OK;
c->state = PA_CONTEXT_UNCONNECTED;
reset_callbacks(c);
#ifndef MSG_NOSIGNAL
#ifdef SIGPIPE
pa_check_signal_is_blocked(SIGPIPE);
#endif
#endif
c->conf = pa_client_conf_new();
pa_client_conf_load(c->conf, true, true);
c->srb_template.readfd = -1;
c->srb_template.writefd = -1;
if (!(c->mempool = pa_mempool_new(!c->conf->disable_shm, c->conf->shm_size))) {
if (!c->conf->disable_shm)
c->mempool = pa_mempool_new(false, c->conf->shm_size);
if (!c->mempool) {
context_free(c);
return NULL;
}
}
return c;
}
int pa__init(pa_module *m) {
pa_modargs *ma = NULL;
struct userdata *u;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments");
goto fail;
}
m->userdata = u = pa_xnew(struct userdata, 1);
u->cache = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
u->client_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_CLIENT_NEW], PA_HOOK_EARLY, (pa_hook_cb_t) client_new_cb, u);
u->client_proplist_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_CLIENT_PROPLIST_CHANGED], PA_HOOK_EARLY, (pa_hook_cb_t) client_proplist_changed_cb, u);
pa_modargs_free(ma);
return 0;
fail:
pa__done(m);
if (ma)
pa_modargs_free(ma);
return -1;
}
int pa__init(pa_module *m) {
pa_modargs *ma = NULL;
struct userdata *u;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments");
goto fail;
}
m->userdata = u = pa_xnew(struct userdata, 1);
u->core = m->core;
u->cork_state = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
u->sink_input_put_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_PUT], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_put_cb, u);
u->sink_input_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_unlink_cb, u);
u->sink_input_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_START], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_move_start_cb, u);
u->sink_input_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_move_finish_cb, u);
pa_modargs_free(ma);
return 0;
fail:
pa__done(m);
if (ma)
pa_modargs_free(ma);
return -1;
}
static pa_autoload_entry* entry_new(pa_core *c, const char *name) {
pa_autoload_entry *e = NULL;
pa_core_assert_ref(c);
pa_assert(name);
if (c->autoload_hashmap && (e = pa_hashmap_get(c->autoload_hashmap, name)))
return NULL;
e = pa_xnew(pa_autoload_entry, 1);
e->core = c;
e->name = pa_xstrdup(name);
e->module = e->argument = NULL;
e->in_action = 0;
if (!c->autoload_hashmap)
c->autoload_hashmap = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
pa_assert(c->autoload_hashmap);
pa_hashmap_put(c->autoload_hashmap, e->name, e);
if (!c->autoload_idxset)
c->autoload_idxset = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
pa_idxset_put(c->autoload_idxset, e, &e->index);
pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_AUTOLOAD|PA_SUBSCRIPTION_EVENT_NEW, e->index);
return e;
}
int pa__init(pa_module*m) {
pa_modargs *ma = NULL;
struct userdata *u;
uint32_t timeout = 5;
uint32_t idx;
pa_sink *sink;
pa_source *source;
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_u32(ma, "timeout", &timeout) < 0) {
pa_log("Failed to parse timeout value.");
goto fail;
}
m->userdata = u = pa_xnew(struct userdata, 1);
u->core = m->core;
u->timeout = timeout;
u->device_infos = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
PA_IDXSET_FOREACH(sink, m->core->sinks, idx)
device_new_hook_cb(m->core, PA_OBJECT(sink), u);
PA_IDXSET_FOREACH(source, m->core->sources, idx)
device_new_hook_cb(m->core, PA_OBJECT(source), u);
u->sink_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) device_new_hook_cb, u);
u->source_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) device_new_hook_cb, u);
u->sink_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) device_unlink_hook_cb, u);
u->source_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) device_unlink_hook_cb, u);
u->sink_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) device_state_changed_hook_cb, u);
u->source_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) device_state_changed_hook_cb, u);
u->sink_input_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_fixate_hook_cb, u);
u->source_output_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_fixate_hook_cb, u);
u->sink_input_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_unlink_hook_cb, u);
u->source_output_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_unlink_hook_cb, u);
u->sink_input_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_START], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_move_start_hook_cb, u);
u->source_output_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_START], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_move_start_hook_cb, u);
u->sink_input_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_move_finish_hook_cb, u);
u->source_output_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FINISH], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_move_finish_hook_cb, u);
u->sink_input_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_state_changed_hook_cb, u);
u->source_output_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_state_changed_hook_cb, u);
pa_modargs_free(ma);
return 0;
fail:
if (ma)
pa_modargs_free(ma);
return -1;
}
int pa__init(pa_module*m) {
pa_modargs *ma = NULL;
struct userdata *u;
pa_bool_t restore_device = TRUE, restore_volume = TRUE;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments");
goto fail;
}
u = pa_xnew(struct userdata, 1);
u->core = m->core;
u->hashmap = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
u->table_file = pa_xstrdup(pa_modargs_get_value(ma, "table", NULL));
u->modified = FALSE;
u->subscription = NULL;
u->sink_input_new_hook_slot = u->sink_input_fixate_hook_slot = u->source_output_new_hook_slot = NULL;
u->save_time_event = NULL;
m->userdata = u;
if (pa_modargs_get_value_boolean(ma, "restore_device", &restore_device) < 0 ||
pa_modargs_get_value_boolean(ma, "restore_volume", &restore_volume) < 0) {
pa_log("restore_volume= and restore_device= expect boolean arguments");
goto fail;
}
if (!(restore_device || restore_volume)) {
pa_log("Both restrong the volume and restoring the device are disabled. There's no point in using this module at all then, failing.");
goto fail;
}
if (load_rules(u) < 0)
goto fail;
u->subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK_INPUT|PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT, subscribe_callback, u);
if (restore_device) {
u->sink_input_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_NEW], (pa_hook_cb_t) sink_input_new_hook_callback, u);
u->source_output_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], (pa_hook_cb_t) source_output_new_hook_callback, u);
}
if (restore_volume)
u->sink_input_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], (pa_hook_cb_t) sink_input_fixate_hook_callback, u);
pa_modargs_free(ma);
return 0;
fail:
pa__done(m);
if (ma)
pa_modargs_free(ma);
return -1;
}
pa_cond *pa_cond_new(void) {
pa_cond *c;
c = pa_xnew(pa_cond, 1);
c->wait_events = pa_hashmap_new(NULL, NULL);
assert(c->wait_events);
return c;
}
/* For receiving blocks from other nodes */
pa_memimport* pa_memimport_new(pa_mempool *p, pa_memimport_release_cb_t cb, void *userdata) {
pa_memimport *i;
pa_assert(p);
pa_assert(cb);
i = pa_xnew(pa_memimport, 1);
i->mutex = pa_mutex_new(true, true);
i->pool = p;
i->segments = pa_hashmap_new(NULL, NULL);
i->blocks = pa_hashmap_new(NULL, NULL);
i->release_cb = cb;
i->userdata = userdata;
pa_mutex_lock(p->mutex);
PA_LLIST_PREPEND(pa_memimport, p->imports, i);
pa_mutex_unlock(p->mutex);
return i;
}
int pa__init(pa_module*m) {
struct userdata *u;
pa_modargs *ma = NULL;
char *hn, *un;
int error;
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments.");
goto fail;
}
m->userdata = u = pa_xnew(struct userdata, 1);
u->core = m->core;
u->module = m;
u->native = pa_native_protocol_get(u->core);
u->avahi_poll = pa_avahi_poll_new(m->core->mainloop);
u->services = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
u->sink_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->sink_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->sink_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);
u->source_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->source_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->source_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);
u->main_entry_group = NULL;
un = pa_get_user_name_malloc();
hn = pa_get_host_name_malloc();
u->service_name = pa_truncate_utf8(pa_sprintf_malloc("%s@%s", un, hn), AVAHI_LABEL_MAX-1);
pa_xfree(un);
pa_xfree(hn);
if (!(u->client = avahi_client_new(u->avahi_poll, AVAHI_CLIENT_NO_FAIL, client_callback, u, &error))) {
pa_log("avahi_client_new() failed: %s", avahi_strerror(error));
goto fail;
}
pa_modargs_free(ma);
return 0;
fail:
pa__done(m);
if (ma)
pa_modargs_free(ma);
return -1;
}
int pa__init(pa_module*m) {
struct userdata *u;
pa_modargs *ma = NULL;
char *hn, *un;
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments.");
goto fail;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
u->native = pa_native_protocol_get(u->core);
u->services = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
u->sink_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->sink_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->sink_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);
u->source_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->source_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
u->source_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);
un = pa_get_user_name_malloc();
hn = pa_get_host_name_malloc();
u->service_name = pa_truncate_utf8(pa_sprintf_malloc("%s@%s", un, hn), kDNSServiceMaxDomainName-1);
pa_xfree(un);
pa_xfree(hn);
publish_all_services(u);
pa_modargs_free(ma);
return 0;
fail:
pa__done(m);
if (ma)
pa_modargs_free(ma);
return -1;
}
pa_device_port *pa_device_port_new(pa_core *c, const char *name, const char *description, size_t extra) {
pa_device_port *p;
pa_assert(name);
p = PA_DEVICE_PORT(pa_object_new_internal(PA_ALIGN(sizeof(pa_device_port)) + extra, pa_device_port_type_id, pa_device_port_check_type));
p->parent.free = device_port_free;
p->name = pa_xstrdup(name);
p->description = pa_xstrdup(description);
p->core = c;
p->priority = 0;
p->available = PA_PORT_AVAILABLE_UNKNOWN;
p->profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
p->is_input = FALSE;
p->is_output = FALSE;
p->latency_offset = 0;
p->proplist = pa_proplist_new();
return p;
}
int pa__init(pa_module*m) {
struct userdata *u;
pa_modargs *ma = NULL;
int error;
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments.");
goto fail;
}
m->userdata = u = pa_xnew(struct userdata, 1);
u->core = m->core;
u->module = m;
u->sink_browser = u->source_browser = NULL;
u->tunnels = pa_hashmap_new(tunnel_hash, tunnel_compare);
u->avahi_poll = pa_avahi_poll_new(m->core->mainloop);
if (!(u->client = avahi_client_new(u->avahi_poll, AVAHI_CLIENT_NO_FAIL, client_callback, u, &error))) {
pa_log("pa_avahi_client_new() failed: %s", avahi_strerror(error));
goto fail;
}
pa_modargs_free(ma);
return 0;
fail:
pa__done(m);
if (ma)
pa_modargs_free(ma);
return -1;
}
static void devices_add(struct pa_classify_device **p_devices, const char *type,
const char *prop, enum pa_classify_method method, const char *arg,
pa_hashmap *ports, uint32_t flags)
{
struct pa_classify_device *devs;
struct pa_classify_device_def *d;
size_t newsize;
const char *method_name;
char *ports_string = NULL; /* Just for log output. */
pa_strbuf *buf; /* For building ports_string. */
pa_assert(p_devices);
pa_assert_se((devs = *p_devices));
newsize = sizeof(*devs) + sizeof(devs->defs[0]) * (devs->ndef + 1);
devs = *p_devices = pa_xrealloc(devs, newsize);
d = devs->defs + devs->ndef;
memset(d+1, 0, sizeof(devs->defs[0]));
d->type = pa_xstrdup(type);
d->prop = pa_xstrdup(prop);
buf = pa_strbuf_new();
if (ports && !pa_hashmap_isempty(ports)) {
struct pa_classify_port_entry *port;
void *state;
pa_bool_t first = TRUE;
/* Copy the ports hashmap to d->data.ports. */
d->data.ports = pa_hashmap_new(pa_idxset_string_hash_func,
pa_idxset_string_compare_func);
PA_HASHMAP_FOREACH(port, ports, state) {
struct pa_classify_port_entry *port_copy =
pa_xnew(struct pa_classify_port_entry, 1);
port_copy->device_name = pa_xstrdup(port->device_name);
port_copy->port_name = pa_xstrdup(port->port_name);
pa_hashmap_put(d->data.ports, port_copy->device_name, port_copy);
if (!first) {
pa_strbuf_putc(buf, ',');
}
first = FALSE;
pa_strbuf_printf(buf, "%s:%s", port->device_name, port->port_name);
}
}
d->data.flags = flags;
switch (method) {
case pa_method_equals:
method_name = "equals";
d->method = pa_classify_method_equals;
d->arg.string = pa_xstrdup(arg);
break;
case pa_method_startswith:
method_name = "startswidth";
d->method = pa_classify_method_startswith;
d->arg.string = pa_xstrdup(arg);
break;
case pa_method_matches:
method_name = "matches";
if (regcomp(&d->arg.rexp, arg, 0) == 0) {
d->method = pa_classify_method_matches;
break;
}
/* intentional fall trough */
default:
pa_log("%s: invalid device definition %s", __FUNCTION__, type);
memset(d, 0, sizeof(*d));
pa_strbuf_free(buf);
return;
}
devs->ndef++;
ports_string = pa_strbuf_tostring_free(buf);
pa_log_info("device '%s' added (%s|%s|%s|%s|0x%04x)",
type, d->prop, method_name, arg, ports_string, d->data.flags);
pa_xfree(ports_string);
}
static struct entry* entry_new(void) {
struct entry *r = pa_xnew0(struct entry, 1);
r->version = ENTRY_VERSION;
r->ports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
return r;
}
pa_proplist* pa_proplist_new(void) {
return MAKE_PROPLIST(pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func));
}
pa_context *pa_context_new_with_proplist(pa_mainloop_api *mainloop, const char *name, pa_proplist *p) {
pa_context *c;
pa_mem_type_t type;
pa_assert(mainloop);
if (pa_detect_fork())
return NULL;
pa_init_i18n();
c = pa_xnew0(pa_context, 1);
PA_REFCNT_INIT(c);
c->proplist = p ? pa_proplist_copy(p) : pa_proplist_new();
if (name)
pa_proplist_sets(c->proplist, PA_PROP_APPLICATION_NAME, name);
#ifdef HAVE_DBUS
c->system_bus = c->session_bus = NULL;
#endif
c->mainloop = mainloop;
c->playback_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
c->record_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
c->client_index = PA_INVALID_INDEX;
c->use_rtclock = pa_mainloop_is_our_api(mainloop);
PA_LLIST_HEAD_INIT(pa_stream, c->streams);
PA_LLIST_HEAD_INIT(pa_operation, c->operations);
c->error = PA_OK;
c->state = PA_CONTEXT_UNCONNECTED;
reset_callbacks(c);
#ifndef MSG_NOSIGNAL
#ifdef SIGPIPE
pa_check_signal_is_blocked(SIGPIPE);
#endif
#endif
c->conf = pa_client_conf_new();
pa_client_conf_load(c->conf, true, true);
c->srb_template.readfd = -1;
c->srb_template.writefd = -1;
c->memfd_on_local = (!c->conf->disable_memfd && pa_memfd_is_locally_supported());
type = (c->conf->disable_shm) ? PA_MEM_TYPE_PRIVATE :
((!c->memfd_on_local) ?
PA_MEM_TYPE_SHARED_POSIX : PA_MEM_TYPE_SHARED_MEMFD);
if (!(c->mempool = pa_mempool_new(type, c->conf->shm_size, true))) {
if (!c->conf->disable_shm) {
pa_log_warn("Failed to allocate shared memory pool. Falling back to a normal private one.");
c->mempool = pa_mempool_new(PA_MEM_TYPE_PRIVATE, c->conf->shm_size, true);
}
if (!c->mempool) {
context_free(c);
return NULL;
}
}
return c;
}
if (!s->active_port || p->priority > s->active_port->priority)
s->active_port = p;
}
s->save_volume = data->save_volume;
s->save_muted = data->save_muted;
pa_silence_memchunk_get(
&core->silence_cache,
core->mempool,
&s->silence,
&s->sample_spec,
0);
s->thread_info.rtpoll = NULL;
s->thread_info.outputs = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
s->thread_info.soft_volume = s->soft_volume;
s->thread_info.soft_muted = s->muted;
s->thread_info.state = s->state;
s->thread_info.max_rewind = 0;
s->thread_info.requested_latency_valid = FALSE;
s->thread_info.requested_latency = 0;
s->thread_info.min_latency = ABSOLUTE_MIN_LATENCY;
s->thread_info.max_latency = ABSOLUTE_MAX_LATENCY;
s->thread_info.fixed_latency = flags & PA_SOURCE_DYNAMIC_LATENCY ? 0 : DEFAULT_FIXED_LATENCY;
pa_assert_se(pa_idxset_put(core->sources, s, &s->index) >= 0);
if (s->card)
pa_assert_se(pa_idxset_put(s->card->sources, s, NULL) >= 0);
pa_headerlist* pa_headerlist_new(void) {
return MAKE_HEADERLIST(pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func));
}
void pa_property_init(pa_core *c) {
pa_assert(c);
c->properties = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
}
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;
}
int pa__init(pa_module *m) {
struct userdata *u = NULL;
pa_modargs *ma;
struct udev_enumerate *enumerate = NULL;
struct udev_list_entry *item = NULL, *first = NULL;
int fd;
pa_bool_t use_tsched = TRUE, fixed_latency_range = FALSE, ignore_dB = FALSE, deferred_volume = m->core->deferred_volume;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("Failed to parse module arguments");
goto fail;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->devices = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
u->inotify_fd = -1;
if (pa_modargs_get_value_boolean(ma, "tsched", &use_tsched) < 0) {
pa_log("Failed to parse tsched= argument.");
goto fail;
}
u->use_tsched = use_tsched;
if (pa_modargs_get_value_boolean(ma, "fixed_latency_range", &fixed_latency_range) < 0) {
pa_log("Failed to parse fixed_latency_range= argument.");
goto fail;
}
u->fixed_latency_range = fixed_latency_range;
if (pa_modargs_get_value_boolean(ma, "ignore_dB", &ignore_dB) < 0) {
pa_log("Failed to parse ignore_dB= argument.");
goto fail;
}
u->ignore_dB = ignore_dB;
if (pa_modargs_get_value_boolean(ma, "deferred_volume", &deferred_volume) < 0) {
pa_log("Failed to parse deferred_volume= argument.");
goto fail;
}
u->deferred_volume = deferred_volume;
if (!(u->udev = udev_new())) {
pa_log("Failed to initialize udev library.");
goto fail;
}
if (setup_inotify(u) < 0)
goto fail;
if (!(u->monitor = udev_monitor_new_from_netlink(u->udev, "udev"))) {
pa_log("Failed to initialize monitor.");
goto fail;
}
if (udev_monitor_filter_add_match_subsystem_devtype(u->monitor, "sound", NULL) < 0) {
pa_log("Failed to subscribe to sound devices.");
goto fail;
}
errno = 0;
if (udev_monitor_enable_receiving(u->monitor) < 0) {
pa_log("Failed to enable monitor: %s", pa_cstrerror(errno));
if (errno == EPERM)
pa_log_info("Most likely your kernel is simply too old and "
"allows only privileged processes to listen to device events. "
"Please upgrade your kernel to at least 2.6.30.");
goto fail;
}
if ((fd = udev_monitor_get_fd(u->monitor)) < 0) {
pa_log("Failed to get udev monitor fd.");
goto fail;
}
pa_assert_se(u->udev_io = u->core->mainloop->io_new(u->core->mainloop, fd, PA_IO_EVENT_INPUT, monitor_cb, u));
if (!(enumerate = udev_enumerate_new(u->udev))) {
pa_log("Failed to initialize udev enumerator.");
goto fail;
}
if (udev_enumerate_add_match_subsystem(enumerate, "sound") < 0) {
pa_log("Failed to match to subsystem.");
goto fail;
}
if (udev_enumerate_scan_devices(enumerate) < 0) {
pa_log("Failed to scan for devices.");
goto fail;
}
first = udev_enumerate_get_list_entry(enumerate);
udev_list_entry_foreach(item, first)
process_path(u, udev_list_entry_get_name(item));
udev_enumerate_unref(enumerate);
pa_log_info("Found %u cards.", pa_hashmap_size(u->devices));
pa_modargs_free(ma);
return 0;
fail:
if (enumerate)
udev_enumerate_unref(enumerate);
if (ma)
pa_modargs_free(ma);
pa__done(m);
return -1;
}
