mirrors/pulseaudio
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git synced 2025-11-03 09:01:50 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

allow sending meta/policy events to clients

Browse source
This commit is contained in:
Lennart Poettering 2009-02-12 03:18:05 +01:00
parent 4bd9737725
commit 823431e447
17 changed files with 369 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

62
src/pulse/context.c
View file

@ -95,7 +95,10 @@ static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
[PA_COMMAND_RECORD_STREAM_SUSPENDED] = pa_command_stream_suspended,
[PA_COMMAND_STARTED] = pa_command_stream_started,
[PA_COMMAND_SUBSCRIBE_EVENT] = pa_command_subscribe_event,
[PA_COMMAND_EXTENSION] = pa_command_extension
[PA_COMMAND_EXTENSION] = pa_command_extension,
[PA_COMMAND_PLAYBACK_STREAM_EVENT] = pa_command_stream_event,
[PA_COMMAND_RECORD_STREAM_EVENT] = pa_command_stream_event,
[PA_COMMAND_CLIENT_EVENT] = pa_command_client_event
};
static void context_free(pa_context *c);
@ -112,6 +115,9 @@ static void reset_callbacks(pa_context *c) {
c->subscribe_callback = NULL;
c->subscribe_userdata = NULL;
c->event_callback = NULL;
c->event_userdata = NULL;
c->ext_stream_restore.callback = NULL;
c->ext_stream_restore.userdata = NULL;
}
@ -917,6 +923,17 @@ void pa_context_set_state_callback(pa_context *c, pa_context_notify_cb_t cb, voi
c->state_userdata = userdata;
}
void pa_context_set_event_callback(pa_context *c, pa_context_event_cb_t cb, void *userdata) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
if (c->state == PA_CONTEXT_TERMINATED || c->state == PA_CONTEXT_FAILED)
return;
c->event_callback = cb;
c->event_userdata = userdata;
}
int pa_context_is_pending(pa_context *c) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
@ -1245,6 +1262,11 @@ void pa_command_extension(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_t
pa_context_ref(c);
if (c->version < 15) {
pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
if (pa_tagstruct_getu32(t, &idx) < 0 ||
pa_tagstruct_gets(t, &name) < 0) {
pa_context_fail(c, PA_ERR_PROTOCOL);
@ -1259,3 +1281,41 @@ void pa_command_extension(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_t
finish:
pa_context_unref(c);
}
void pa_command_client_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_context *c = userdata;
pa_proplist *pl = NULL;
const char *event;
pa_assert(pd);
pa_assert(command == PA_COMMAND_CLIENT_EVENT);
pa_assert(t);
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_context_ref(c);
if (c->version < 15) {
pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
pl = pa_proplist_new();
if (pa_tagstruct_gets(t, &event) < 0 ||
pa_tagstruct_get_proplist(t, pl) < 0 ||
!pa_tagstruct_eof(t) || !event) {
pa_context_fail(c, PA_ERR_PROTOCOL);
goto finish;
}
if (c->event_callback)
c->event_callback(c, event, pl, c->event_userdata);
finish:
pa_context_unref(c);
if (pl)
pa_proplist_free(pl);
}