[pulseaudio-discuss] [PATCH 10/13] dbus: Track streams with hooks
Tanu Kaskinen
tanuk at iki.fi
Tue Feb 12 11:37:00 PST 2013
---
src/modules/dbus/iface-core.c | 175 +++++++++++++++++++++++++----------------
1 file changed, 106 insertions(+), 69 deletions(-)
diff --git a/src/modules/dbus/iface-core.c b/src/modules/dbus/iface-core.c
index 4621726..47c3c0d 100644
--- a/src/modules/dbus/iface-core.c
+++ b/src/modules/dbus/iface-core.c
@@ -114,6 +114,10 @@ struct pa_dbusiface_core {
pa_hook_slot *sink_unlink_slot;
pa_hook_slot *source_put_slot;
pa_hook_slot *source_unlink_slot;
+ pa_hook_slot *sink_input_put_slot;
+ pa_hook_slot *sink_input_unlink_slot;
+ pa_hook_slot *source_output_put_slot;
+ pa_hook_slot *source_output_unlink_slot;
pa_hook_slot *extension_registered_slot;
pa_hook_slot *extension_unregistered_slot;
@@ -1557,7 +1561,6 @@ static void handle_stop_listening_for_signal(DBusConnection *conn, DBusMessage *
static void subscription_cb(pa_core *core, pa_subscription_event_type_t t, uint32_t idx, void *userdata) {
pa_dbusiface_core *c = userdata;
pa_dbusiface_card *card_iface = NULL;
- pa_dbusiface_stream *stream_iface = NULL;
pa_dbusiface_sample *sample_iface = NULL;
pa_dbusiface_module *module_iface = NULL;
pa_dbusiface_client *client_iface = NULL;
@@ -1602,74 +1605,6 @@ static void subscription_cb(pa_core *core, pa_subscription_event_type_t t, uint3
}
break;
- case PA_SUBSCRIPTION_EVENT_SINK_INPUT:
- if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) {
- pa_sink_input *sink_input = NULL;
-
- if (!(sink_input = pa_idxset_get_by_index(core->sink_inputs, idx)))
- return; /* The sink input was removed immediately after creation. */
-
- if (!(stream_iface = pa_hashmap_get(c->playback_streams, PA_UINT32_TO_PTR(idx)))) {
- stream_iface = pa_dbusiface_stream_new_playback(c, sink_input);
- pa_hashmap_put(c->playback_streams, PA_UINT32_TO_PTR(idx), stream_iface);
- }
-
- object_path = pa_dbusiface_stream_get_path(stream_iface);
-
- pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
- PA_DBUS_CORE_INTERFACE,
- signals[SIGNAL_NEW_PLAYBACK_STREAM].name)));
- pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
-
- } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) {
- if (!(stream_iface = pa_hashmap_remove(c->playback_streams, PA_UINT32_TO_PTR(idx))))
- return;
-
- object_path = pa_dbusiface_stream_get_path(stream_iface);
-
- pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
- PA_DBUS_CORE_INTERFACE,
- signals[SIGNAL_PLAYBACK_STREAM_REMOVED].name)));
- pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
-
- pa_dbusiface_stream_free(stream_iface);
- }
- break;
-
- case PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT:
- if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) {
- pa_source_output *source_output = NULL;
-
- if (!(source_output = pa_idxset_get_by_index(core->source_outputs, idx)))
- return; /* The source output was removed immediately after creation. */
-
- if (!(stream_iface = pa_hashmap_get(c->record_streams, PA_UINT32_TO_PTR(idx)))) {
- stream_iface = pa_dbusiface_stream_new_record(c, source_output);
- pa_hashmap_put(c->record_streams, PA_UINT32_TO_PTR(idx), stream_iface);
- }
-
- object_path = pa_dbusiface_stream_get_path(stream_iface);
-
- pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
- PA_DBUS_CORE_INTERFACE,
- signals[SIGNAL_NEW_RECORD_STREAM].name)));
- pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
-
- } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) {
- if (!(stream_iface = pa_hashmap_remove(c->record_streams, PA_UINT32_TO_PTR(idx))))
- return;
-
- object_path = pa_dbusiface_stream_get_path(stream_iface);
-
- pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
- PA_DBUS_CORE_INTERFACE,
- signals[SIGNAL_RECORD_STREAM_REMOVED].name)));
- pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
-
- pa_dbusiface_stream_free(stream_iface);
- }
- break;
-
case PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE:
if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) {
pa_scache_entry *sample = NULL;
@@ -1943,6 +1878,100 @@ static pa_hook_result_t source_unlink_cb(void *hook_data, void *call_data, void
return PA_HOOK_OK;
}
+static pa_hook_result_t sink_input_put_cb(pa_core *core, pa_sink_input *input, pa_dbusiface_core *core_iface) {
+ pa_dbusiface_stream *stream_iface = NULL;
+ const char *object_path = NULL;
+ DBusMessage *signal_msg = NULL;
+
+ pa_assert(core);
+ pa_assert(input);
+ pa_assert(core_iface);
+
+ stream_iface = pa_dbusiface_stream_new_playback(core_iface, input);
+ pa_assert_se(pa_hashmap_put(core_iface->playback_streams, PA_UINT32_TO_PTR(input->index), stream_iface) >= 0);
+
+ object_path = pa_dbusiface_stream_get_path(stream_iface);
+ pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
+ PA_DBUS_CORE_INTERFACE,
+ signals[SIGNAL_NEW_PLAYBACK_STREAM].name)));
+ pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
+ pa_dbus_protocol_send_signal(core_iface->dbus_protocol, signal_msg);
+ dbus_message_unref(signal_msg);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t sink_input_unlink_cb(pa_core *core, pa_sink_input *input, pa_dbusiface_core *core_iface) {
+ pa_dbusiface_stream *stream_iface = NULL;
+ const char *object_path = NULL;
+ DBusMessage *signal_msg = NULL;
+
+ pa_assert(core);
+ pa_assert(input);
+ pa_assert(core_iface);
+
+ pa_assert_se(stream_iface = pa_hashmap_remove(core_iface->playback_streams, PA_UINT32_TO_PTR(input->index)));
+
+ object_path = pa_dbusiface_stream_get_path(stream_iface);
+ pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
+ PA_DBUS_CORE_INTERFACE,
+ signals[SIGNAL_PLAYBACK_STREAM_REMOVED].name)));
+ pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
+ pa_dbus_protocol_send_signal(core_iface->dbus_protocol, signal_msg);
+ dbus_message_unref(signal_msg);
+
+ pa_dbusiface_stream_free(stream_iface);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t source_output_put_cb(pa_core *core, pa_source_output *output, pa_dbusiface_core *core_iface) {
+ pa_dbusiface_stream *stream_iface = NULL;
+ const char *object_path = NULL;
+ DBusMessage *signal_msg = NULL;
+
+ pa_assert(core);
+ pa_assert(output);
+ pa_assert(core_iface);
+
+ stream_iface = pa_dbusiface_stream_new_record(core_iface, output);
+ pa_assert_se(pa_hashmap_put(core_iface->record_streams, PA_UINT32_TO_PTR(output->index), stream_iface) >= 0);
+
+ object_path = pa_dbusiface_stream_get_path(stream_iface);
+ pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
+ PA_DBUS_CORE_INTERFACE,
+ signals[SIGNAL_NEW_RECORD_STREAM].name)));
+ pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
+ pa_dbus_protocol_send_signal(core_iface->dbus_protocol, signal_msg);
+ dbus_message_unref(signal_msg);
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t source_output_unlink_cb(pa_core *core, pa_source_output *output, pa_dbusiface_core *core_iface) {
+ pa_dbusiface_stream *stream_iface = NULL;
+ const char *object_path = NULL;
+ DBusMessage *signal_msg = NULL;
+
+ pa_assert(core);
+ pa_assert(output);
+ pa_assert(core_iface);
+
+ pa_assert_se(stream_iface = pa_hashmap_remove(core_iface->record_streams, PA_UINT32_TO_PTR(output->index)));
+
+ object_path = pa_dbusiface_stream_get_path(stream_iface);
+ pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH,
+ PA_DBUS_CORE_INTERFACE,
+ signals[SIGNAL_RECORD_STREAM_REMOVED].name)));
+ pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID));
+ pa_dbus_protocol_send_signal(core_iface->dbus_protocol, signal_msg);
+ dbus_message_unref(signal_msg);
+
+ pa_dbusiface_stream_free(stream_iface);
+
+ return PA_HOOK_OK;
+}
+
static pa_hook_result_t extension_registered_cb(void *hook_data, void *call_data, void *slot_data) {
pa_dbusiface_core *c = slot_data;
const char *ext_name = call_data;
@@ -2016,6 +2045,10 @@ pa_dbusiface_core *pa_dbusiface_core_new(pa_core *core) {
c->sink_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_NORMAL, sink_unlink_cb, c);
c->source_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_NORMAL, source_put_cb, c);
c->source_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_NORMAL, source_unlink_cb, c);
+ c->sink_input_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SINK_INPUT_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_put_cb, c);
+ c->sink_input_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SINK_INPUT_UNLINK], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_unlink_cb, c);
+ c->source_output_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_put_cb, c);
+ c->source_output_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_unlink_cb, c);
c->extension_registered_slot = pa_dbus_protocol_hook_connect(c->dbus_protocol,
PA_DBUS_PROTOCOL_HOOK_EXTENSION_REGISTERED,
PA_HOOK_NORMAL,
@@ -2081,6 +2114,10 @@ void pa_dbusiface_core_free(pa_dbusiface_core *c) {
pa_hashmap_free(c->samples, (pa_free_cb_t) pa_dbusiface_sample_free);
pa_hashmap_free(c->modules, (pa_free_cb_t) pa_dbusiface_module_free);
pa_hashmap_free(c->clients, (pa_free_cb_t) pa_dbusiface_client_free);
+ pa_hook_slot_free(c->source_output_unlink_slot);
+ pa_hook_slot_free(c->source_output_put_slot);
+ pa_hook_slot_free(c->sink_input_unlink_slot);
+ pa_hook_slot_free(c->sink_input_put_slot);
pa_hook_slot_free(c->sink_put_slot);
pa_hook_slot_free(c->sink_unlink_slot);
pa_hook_slot_free(c->source_put_slot);
--
1.7.10.4
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