commit fa851800cf97d1a3d30a7a147877005dc48721ff
author Svet Ganov <svetoslavganov@google.com> Tue Mar 27 17:17:46 2018 -0700
committer Svetoslav Ganov <svetoslavganov@google.com> Wed Mar 28 04:15:19 2018 +0000
tree 1d30cc59aec13e2164bdc5894de20f3a3fca5f92
parent b900363e9b482ea404d4b6cea4c60b3c0000b6d1

Add API to query if a UID is active

Test: cts-tradefed run cts-dev -m CtsCameraTestCases

Bug: 72863398

Change-Id: I8e5021f2ef4cd77fc89ae3b47cc32ad6913da0d6

libs/binder/IActivityManager.cpp

diff --git a/libs/binder/IActivityManager.cpp b/libs/binder/IActivityManager.cpp
index b7a5fd9..428db4d 100644
--- a/libs/binder/IActivityManager.cpp
+++ b/libs/binder/IActivityManager.cpp
@@ -78,6 +78,18 @@
          data.writeStrongBinder(IInterface::asBinder(observer));
          remote()->transact(UNREGISTER_UID_OBSERVER_TRANSACTION, data, &reply);
     }
+
+    virtual bool isUidActive(const uid_t uid, const String16& callingPackage)
+    {
+         Parcel data, reply;
+         data.writeInterfaceToken(IActivityManager::getInterfaceDescriptor());
+         data.writeInt32(uid);
+         data.writeString16(callingPackage);
+         remote()->transact(IS_UID_ACTIVE_TRANSACTION, data, &reply);
+         // fail on exception
+         if (reply.readExceptionCode() != 0) return false;
+         return reply.readInt32() == 1;
+    }
 };
 
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