Merge Android 12

Bug: 202323961
Merged-In: Ifb27b3eb12454fa96f07e6797745c697b4f831c4
Change-Id: I2a7f5931477fddb51564c2eabcdc96ce58888ce8

1 files changed, 31 insertions, 4 deletions

diff --git a/libs/binder/IActivityManager.cpp b/libs/binder/IActivityManager.cpp
index b81995c6ac..08169f5538 100644
--- a/libs/binder/IActivityManager.cpp
+++ b/libs/binder/IActivityManager.cpp
@@ -17,9 +17,11 @@
 #include <unistd.h>
 #include <fcntl.h>
 
+#include <android/permission_manager.h>
 #include <binder/ActivityManager.h>
 #include <binder/IActivityManager.h>
 #include <binder/Parcel.h>
+#include <utils/Errors.h>
 
 namespace android {
 
@@ -57,7 +59,7 @@ public:
         return fd;
     }
 
-    virtual void registerUidObserver(const sp<IUidObserver>& observer,
+    virtual status_t registerUidObserver(const sp<IUidObserver>& observer,
                                      const int32_t event,
                                      const int32_t cutpoint,
                                      const String16& callingPackage)
@@ -68,15 +70,23 @@ public:
          data.writeInt32(event);
          data.writeInt32(cutpoint);
          data.writeString16(callingPackage);
-         remote()->transact(REGISTER_UID_OBSERVER_TRANSACTION, data, &reply);
+         status_t err = remote()->transact(REGISTER_UID_OBSERVER_TRANSACTION, data, &reply);
+         if (err != NO_ERROR || ((err = reply.readExceptionCode()) != NO_ERROR)) {
+             return err;
+         }
+         return OK;
     }
 
-    virtual void unregisterUidObserver(const sp<IUidObserver>& observer)
+    virtual status_t unregisterUidObserver(const sp<IUidObserver>& observer)
     {
          Parcel data, reply;
          data.writeInterfaceToken(IActivityManager::getInterfaceDescriptor());
          data.writeStrongBinder(IInterface::asBinder(observer));
-         remote()->transact(UNREGISTER_UID_OBSERVER_TRANSACTION, data, &reply);
+         status_t err = remote()->transact(UNREGISTER_UID_OBSERVER_TRANSACTION, data, &reply);
+         if (err != NO_ERROR || ((err = reply.readExceptionCode()) != NO_ERROR)) {
+             return err;
+         }
+         return OK;
     }
 
     virtual bool isUidActive(const uid_t uid, const String16& callingPackage)
@@ -104,6 +114,23 @@ public:
         }
         return reply.readInt32();
     }
+
+    virtual status_t checkPermission(const String16& permission,
+                                    const pid_t pid,
+                                    const uid_t uid,
+                                    int32_t* outResult) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IActivityManager::getInterfaceDescriptor());
+        data.writeString16(permission);
+        data.writeInt32(pid);
+        data.writeInt32(uid);
+        status_t err = remote()->transact(CHECK_PERMISSION_TRANSACTION, data, &reply);
+        if (err != NO_ERROR || ((err = reply.readExceptionCode()) != NO_ERROR)) {
+            return err;
+        }
+        *outResult = reply.readInt32();
+        return NO_ERROR;
+    }
 };
 
 // ------------------------------------------------------------------------------------