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audio service: fix BT SCO intent permission

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Clear calling identity before calling BluetoothHeadset
methods from binder call.
Also send BT SCO audio state intents from the
message handler, not from binder calls.

Bug 8242429

Change-Id: I742ba8dc47a258dbee6fb9d57db302f2bffaafd7
This commit is contained in:
Eric Laurent
2013-03-07 17:29:27 -08:00
parent 09ed05ceae
commit 2a57ca931f
1 changed files with 15 additions and 0 deletions
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15
media/java/android/media/AudioService.java
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@ -158,6 +158,8 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
private static final int MSG_CONFIGURE_SAFE_MEDIA_VOLUME_FORCED = 27;
private static final int MSG_PERSIST_SAFE_VOLUME_STATE = 28;
private static final int MSG_PROMOTE_RCC = 29;
private static final int MSG_BROADCAST_BT_CONNECTION_STATE = 30;
// flags for MSG_PERSIST_VOLUME indicating if current and/or last audible volume should be
// persisted
@ -1946,8 +1948,10 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
!mBootCompleted) {
return;
}
final long ident = Binder.clearCallingIdentity();
ScoClient client = getScoClient(cb, true);
client.incCount();
Binder.restoreCallingIdentity(ident);
}
/** @see AudioManager#stopBluetoothSco() */
@ -1956,10 +1960,12 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
!mBootCompleted) {
return;
}
final long ident = Binder.clearCallingIdentity();
ScoClient client = getScoClient(cb, false);
if (client != null) {
client.decCount();
}
Binder.restoreCallingIdentity(ident);
}
@ -2209,6 +2215,11 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
}
private void broadcastScoConnectionState(int state) {
sendMsg(mAudioHandler, MSG_BROADCAST_BT_CONNECTION_STATE,
SENDMSG_QUEUE, state, 0, null, 0);
}
private void onBroadcastScoConnectionState(int state) {
if (state != mScoConnectionState) {
Intent newIntent = new Intent(AudioManager.ACTION_SCO_AUDIO_STATE_UPDATED);
newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_STATE, state);
@ -3532,6 +3543,10 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
case MSG_PROMOTE_RCC:
onPromoteRcc(msg.arg1);
break;
case MSG_BROADCAST_BT_CONNECTION_STATE:
onBroadcastScoConnectionState(msg.arg1);
break;
}
}
}