Add unaudited exported flag to exposed runtime receivers

Android T allows apps to declare a runtime receiver as not exported
by invoking registerReceiver with a new RECEIVER_NOT_EXPORTED flag;
receivers registered with this flag will only receive broadcasts from
the platform and the app itself. However to ensure developers can
properly protect their receivers, all apps targeting T or later
registering a receiver for non-system broadcasts must specify either
the exported or not exported flag when invoking #registerReceiver;
if one of these flags is not provided, the platform will throw a
SecurityException. This commit updates all the exposed receivers
with a new RECEIVER_EXPORTED_UNAUDITED flag to maintain the existing
behavior of exporting the receiver while also flagging the receiver
for audit before the T release.

Bug: 161145287
Test: Build
Change-Id: Ib527f09867f6cdba151ae23b58bcc38394876459

2 files changed, 4 insertions, 2 deletions

diff --git a/services/core/java/com/android/server/communal/CommunalManagerService.java b/services/core/java/com/android/server/communal/CommunalManagerService.java
index df95bf597dc0..12203919a5e7 100644
--- a/services/core/java/com/android/server/communal/CommunalManagerService.java
+++ b/services/core/java/com/android/server/communal/CommunalManagerService.java
@@ -341,7 +341,8 @@ public final class CommunalManagerService extends SystemService {
                     UserHandle.SYSTEM,
                     mIntentFilter,
                     /* broadcastPermission= */null,
-                    /* scheduler= */ null);
+                    /* scheduler= */ null,
+                    Context.RECEIVER_EXPORTED_UNAUDITED);
         }
 
         private void unregister() {
diff --git a/services/tests/mockingservicestests/src/com/android/server/communal/CommunalManagerServiceTest.java b/services/tests/mockingservicestests/src/com/android/server/communal/CommunalManagerServiceTest.java
index d6db1b2f2766..7ebf014549b9 100644
--- a/services/tests/mockingservicestests/src/com/android/server/communal/CommunalManagerServiceTest.java
+++ b/services/tests/mockingservicestests/src/com/android/server/communal/CommunalManagerServiceTest.java
@@ -29,6 +29,7 @@ import static com.android.server.wm.ActivityInterceptorCallback.COMMUNAL_MODE_OR
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.spy;
@@ -138,7 +139,7 @@ public class CommunalManagerServiceTest {
         ArgumentCaptor<BroadcastReceiver> packageReceiverCaptor =
                 ArgumentCaptor.forClass(BroadcastReceiver.class);
         verify(mContextSpy).registerReceiverAsUser(packageReceiverCaptor.capture(),
-                eq(UserHandle.SYSTEM), any(), any(), any());
+                eq(UserHandle.SYSTEM), any(), any(), any(), anyInt());
         mPackageReceiver = packageReceiverCaptor.getValue();
 
         mBinder = mService.getBinderServiceInstance();