commit 9f91a5eebb4520b9333576e946b3911d0f946a04
author Atneya Nair <atneya@google.com> Thu May 09 16:25:05 2024 -0700
committer Atneya Nair <atneya@google.com> Thu May 23 16:53:18 2024 -0700
tree 19a8a5c81bf13a723bcae5ed39b8b9a40374509f
parent dd104a0cbfdf737ddfded0c39ae0682a2cfd0592

Add NativePermissionController for audio perms

Audioserver currently sync calls upwards to system_server to check
permission related information.

Add the implementation of NativePermissionController which receives
package/uid updates from system server, and caches the info to provide
and validate package info for audioserver.

Bug: 338089555
Flag: com.android.media.audio.audioserver_permissions
Test: atest audiopermissioncontroller_test
Change-Id: I44f335e32f38ea474e88b3d9970d62a1e886c543

services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp

diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index a862037..106fbf6 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -14,12 +14,14 @@
  * limitations under the License.
  */
 
-#define LOG_TAG "AudioPolicyIntefaceImpl"
+#define LOG_TAG "AudioPolicyInterfaceImpl"
 //#define LOG_NDEBUG 0
 
 #include "AudioPolicyService.h"
 #include "AudioRecordClient.h"
 #include "TypeConverter.h"
+
+#include <android/content/AttributionSourceState.h>
 #include <android_media_audiopolicy.h>
 #include <media/AidlConversion.h>
 #include <media/AudioPolicy.h>
@@ -27,7 +29,6 @@
 #include <media/MediaMetricsItem.h>
 #include <media/PolicyAidlConversion.h>
 #include <utils/Log.h>
-#include <android/content/AttributionSourceState.h>
 
 #define VALUE_OR_RETURN_BINDER_STATUS(x) \
     ({ auto _tmp = (x); \
@@ -49,6 +50,7 @@
 namespace audiopolicy_flags = android::media::audiopolicy;
 using binder::Status;
 using aidl_utils::binderStatusFromStatusT;
+using com::android::media::permission::NativePermissionController;
 using content::AttributionSourceState;
 using media::audio::common::AudioConfig;
 using media::audio::common::AudioConfigBase;
@@ -2643,4 +2645,9 @@
             mAudioPolicyManager->clearPreferredMixerAttributes(&attr, portId, uid));
 }
 
+Status AudioPolicyService::getPermissionController(sp<INativePermissionController>* out) {
+    *out = mPermissionController;
+    return Status::ok();
+}
+
 } // namespace android