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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #define LOG_TAG "AppOpsCallback"
     18 
     19 #include <binder/IAppOpsCallback.h>
     20 
     21 #include <utils/Log.h>
     22 #include <binder/Parcel.h>
     23 #include <utils/String8.h>
     24 
     25 #include <private/binder/Static.h>
     26 
     27 namespace android {
     28 
     29 // ----------------------------------------------------------------------
     30 
     31 class BpAppOpsCallback : public BpInterface<IAppOpsCallback>
     32 {
     33 public:
     34     explicit BpAppOpsCallback(const sp<IBinder>& impl)
     35         : BpInterface<IAppOpsCallback>(impl)
     36     {
     37     }
     38 
     39     virtual void opChanged(int32_t op, const String16& packageName) {
     40         Parcel data, reply;
     41         data.writeInterfaceToken(IAppOpsCallback::getInterfaceDescriptor());
     42         data.writeInt32(op);
     43         data.writeString16(packageName);
     44         remote()->transact(OP_CHANGED_TRANSACTION, data, &reply);
     45     }
     46 };
     47 
     48 IMPLEMENT_META_INTERFACE(AppOpsCallback, "com.android.internal.app.IAppOpsCallback");
     49 
     50 // ----------------------------------------------------------------------
     51 
     52 // NOLINTNEXTLINE(google-default-arguments)
     53 status_t BnAppOpsCallback::onTransact(
     54     uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
     55 {
     56     switch(code) {
     57         case OP_CHANGED_TRANSACTION: {
     58             CHECK_INTERFACE(IAppOpsCallback, data, reply);
     59             int32_t op = data.readInt32();
     60             String16 packageName;
     61             (void)data.readString16(&packageName);
     62             opChanged(op, packageName);
     63             reply->writeNoException();
     64             return NO_ERROR;
     65         } break;
     66         default:
     67             return BBinder::onTransact(code, data, reply, flags);
     68     }
     69 }
     70 
     71 }; // namespace android
     72