Enforce permission for recording from remote submix.
Bug: 10265163
Change-Id: I2395036bac6e10baeaf6ea4bc3093bd9dd98742d
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 3d65c44..b8a6b37 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -1206,6 +1206,10 @@
// ----------------------------------------------------------------------------
+static bool deviceRequiresCaptureAudioOutputPermission(audio_devices_t inDevice) {
+ return audio_is_remote_submix_device(inDevice);
+}
+
sp<IAudioRecord> AudioFlinger::openRecord(
audio_io_handle_t input,
uint32_t sampleRate,
@@ -1246,6 +1250,12 @@
goto Exit;
}
+ if (deviceRequiresCaptureAudioOutputPermission(thread->inDevice())
+ && !captureAudioOutputAllowed()) {
+ lStatus = PERMISSION_DENIED;
+ goto Exit;
+ }
+
pid_t pid = IPCThreadState::self()->getCallingPid();
client = registerPid_l(pid);