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bluetooth: Support media transport's State property

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BlueZ 5 exposes a 'State' property in the media transport interface.
With regard to PA, this replaces the profile-specific interfaces, since
they were being used to know if the audio was streaming or not.
This commit is contained in:
Mikel Astiz 2013-05-10 10:30:45 +02:00 • committed by Arun Raghavan
parent 2f79fb580a
commit 6fdf2b05b8
1 changed files with 41 additions and 1 deletions
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42
src/modules/bluetooth/bluetooth-util.c
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@ -126,6 +126,20 @@ static pa_bt_audio_state_t audio_state_from_string(const char* value) {
return PA_BT_AUDIO_STATE_INVALID;
}
static int transport_state_from_string(const char* value, pa_bluetooth_transport_state_t *state) {
pa_assert(value);
pa_assert(state);
if (pa_streq(value, "idle"))
*state = PA_BLUETOOTH_TRANSPORT_STATE_IDLE;
else if (pa_streq(value, "pending") || pa_streq(value, "active")) /* We don't need such a separation */
*state = PA_BLUETOOTH_TRANSPORT_STATE_PLAYING;
else
return -1;
return 0;
}
const char *pa_bt_profile_to_string(enum profile profile) {
switch(profile) {
case PROFILE_A2DP:
@ -1089,6 +1103,29 @@ static int transport_parse_property(pa_bluetooth_transport *t, DBusMessageIter *
break;
}
case DBUS_TYPE_STRING: {
const char *value;
dbus_message_iter_get_basic(&variant_i, &value);
if (pa_streq(key, "State")) { /* Added in BlueZ 5.0 */
bool old_any_connected = pa_bluetooth_device_any_audio_connected(t->device);
if (transport_state_from_string(value, &t->state) < 0) {
pa_log("Transport %s has an invalid state: '%s'", t->path, value);
return -1;
}
pa_log_debug("dbus: transport %s set to state '%s'", t->path, value);
pa_hook_fire(&t->device->discovery->hooks[PA_BLUETOOTH_HOOK_TRANSPORT_STATE_CHANGED], t);
if (old_any_connected != pa_bluetooth_device_any_audio_connected(t->device))
run_callback(t->device, old_any_connected);
}
break;
}
}
return 0;
@ -1567,7 +1604,10 @@ static pa_bluetooth_transport *transport_new(pa_bluetooth_device *d, const char
memcpy(t->config, config, size);
}
t->state = audio_state_to_transport_state(d->profile_state[p]);
if (d->discovery->version == BLUEZ_VERSION_4)
t->state = audio_state_to_transport_state(d->profile_state[p]);
else
t->state = PA_BLUETOOTH_TRANSPORT_STATE_IDLE;
return t;
}