| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define LOG_TAG "AppOpsService" |
| |
| #include <binder/IAppOpsService.h> |
| |
| #include <utils/Log.h> |
| #include <binder/Parcel.h> |
| #include <utils/String8.h> |
| |
| namespace android { |
| |
| // ---------------------------------------------------------------------- |
| |
| class BpAppOpsService : public BpInterface<IAppOpsService> |
| { |
| public: |
| explicit BpAppOpsService(const sp<IBinder>& impl) |
| : BpInterface<IAppOpsService>(impl) |
| { |
| } |
| |
| virtual int32_t checkOperation(int32_t code, int32_t uid, const String16& packageName) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeInt32(code); |
| data.writeInt32(uid); |
| data.writeString16(packageName); |
| remote()->transact(CHECK_OPERATION_TRANSACTION, data, &reply); |
| // fail on exception |
| if (reply.readExceptionCode() != 0) return MODE_ERRORED; |
| return reply.readInt32(); |
| } |
| |
| virtual int32_t noteOperation(int32_t code, int32_t uid, const String16& packageName, |
| const std::unique_ptr<String16>& featureId, bool shouldCollectAsyncNotedOp, |
| const String16& message) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeInt32(code); |
| data.writeInt32(uid); |
| data.writeString16(packageName); |
| data.writeString16(featureId); |
| data.writeInt32(shouldCollectAsyncNotedOp ? 1 : 0); |
| data.writeString16(message); |
| remote()->transact(NOTE_OPERATION_TRANSACTION, data, &reply); |
| // fail on exception |
| if (reply.readExceptionCode() != 0) return MODE_ERRORED; |
| return reply.readInt32(); |
| } |
| |
| virtual int32_t startOperation(const sp<IBinder>& token, int32_t code, int32_t uid, |
| const String16& packageName, const std::unique_ptr<String16>& featureId, |
| bool startIfModeDefault, bool shouldCollectAsyncNotedOp, const String16& message) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeStrongBinder(token); |
| data.writeInt32(code); |
| data.writeInt32(uid); |
| data.writeString16(packageName); |
| data.writeString16(featureId); |
| data.writeInt32(startIfModeDefault ? 1 : 0); |
| data.writeInt32(shouldCollectAsyncNotedOp ? 1 : 0); |
| data.writeString16(message); |
| remote()->transact(START_OPERATION_TRANSACTION, data, &reply); |
| // fail on exception |
| if (reply.readExceptionCode() != 0) return MODE_ERRORED; |
| return reply.readInt32(); |
| } |
| |
| virtual void finishOperation(const sp<IBinder>& token, int32_t code, int32_t uid, |
| const String16& packageName, const std::unique_ptr<String16>& featureId) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeStrongBinder(token); |
| data.writeInt32(code); |
| data.writeInt32(uid); |
| data.writeString16(packageName); |
| data.writeString16(featureId); |
| remote()->transact(FINISH_OPERATION_TRANSACTION, data, &reply); |
| } |
| |
| virtual void startWatchingMode(int32_t op, const String16& packageName, |
| const sp<IAppOpsCallback>& callback) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeInt32(op); |
| data.writeString16(packageName); |
| data.writeStrongBinder(IInterface::asBinder(callback)); |
| remote()->transact(START_WATCHING_MODE_TRANSACTION, data, &reply); |
| } |
| |
| virtual void stopWatchingMode(const sp<IAppOpsCallback>& callback) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeStrongBinder(IInterface::asBinder(callback)); |
| remote()->transact(STOP_WATCHING_MODE_TRANSACTION, data, &reply); |
| } |
| |
| virtual int32_t permissionToOpCode(const String16& permission) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeString16(permission); |
| remote()->transact(PERMISSION_TO_OP_CODE_TRANSACTION, data, &reply); |
| // fail on exception |
| if (reply.readExceptionCode() != 0) return -1; |
| return reply.readInt32(); |
| } |
| |
| virtual int32_t checkAudioOperation(int32_t code, int32_t usage, |
| int32_t uid, const String16& packageName) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeInt32(code); |
| data.writeInt32(usage); |
| data.writeInt32(uid); |
| data.writeString16(packageName); |
| remote()->transact(CHECK_AUDIO_OPERATION_TRANSACTION, data, &reply); |
| // fail on exception |
| if (reply.readExceptionCode() != 0) { |
| return MODE_ERRORED; |
| } |
| return reply.readInt32(); |
| } |
| |
| virtual void setCameraAudioRestriction(int32_t mode) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeInt32(mode); |
| remote()->transact(SET_CAMERA_AUDIO_RESTRICTION_TRANSACTION, data, &reply); |
| } |
| |
| virtual bool shouldCollectNotes(int32_t opCode) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); |
| data.writeInt32(opCode); |
| remote()->transact(SHOULD_COLLECT_NOTES_TRANSACTION, data, &reply); |
| // fail on exception |
| if (reply.readExceptionCode() != 0) { |
| return false; |
| } |
| return reply.readBool(); |
| } |
| }; |
| |
| IMPLEMENT_META_INTERFACE(AppOpsService, "com.android.internal.app.IAppOpsService"); |
| |
| // ---------------------------------------------------------------------- |
| |
| // NOLINTNEXTLINE(google-default-arguments) |
| status_t BnAppOpsService::onTransact( |
| uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) |
| { |
| //printf("AppOpsService received: "); data.print(); |
| switch(code) { |
| case CHECK_OPERATION_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| int32_t code = data.readInt32(); |
| int32_t uid = data.readInt32(); |
| String16 packageName = data.readString16(); |
| int32_t res = checkOperation(code, uid, packageName); |
| reply->writeNoException(); |
| reply->writeInt32(res); |
| return NO_ERROR; |
| } break; |
| case NOTE_OPERATION_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| int32_t code = data.readInt32(); |
| int32_t uid = data.readInt32(); |
| String16 packageName = data.readString16(); |
| std::unique_ptr<String16> featureId; |
| data.readString16(&featureId); |
| bool shouldCollectAsyncNotedOp = data.readInt32() == 1; |
| String16 message = data.readString16(); |
| int32_t res = noteOperation(code, uid, packageName, featureId, |
| shouldCollectAsyncNotedOp, message); |
| reply->writeNoException(); |
| reply->writeInt32(res); |
| return NO_ERROR; |
| } break; |
| case START_OPERATION_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| sp<IBinder> token = data.readStrongBinder(); |
| int32_t code = data.readInt32(); |
| int32_t uid = data.readInt32(); |
| String16 packageName = data.readString16(); |
| std::unique_ptr<String16> featureId; |
| data.readString16(&featureId); |
| bool startIfModeDefault = data.readInt32() == 1; |
| bool shouldCollectAsyncNotedOp = data.readInt32() == 1; |
| String16 message = data.readString16(); |
| int32_t res = startOperation(token, code, uid, packageName, featureId, |
| startIfModeDefault, shouldCollectAsyncNotedOp, message); |
| reply->writeNoException(); |
| reply->writeInt32(res); |
| return NO_ERROR; |
| } break; |
| case FINISH_OPERATION_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| sp<IBinder> token = data.readStrongBinder(); |
| int32_t code = data.readInt32(); |
| int32_t uid = data.readInt32(); |
| String16 packageName = data.readString16(); |
| std::unique_ptr<String16> featureId; |
| data.readString16(&featureId); |
| finishOperation(token, code, uid, packageName, featureId); |
| reply->writeNoException(); |
| return NO_ERROR; |
| } break; |
| case START_WATCHING_MODE_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| int32_t op = data.readInt32(); |
| String16 packageName = data.readString16(); |
| sp<IAppOpsCallback> callback = interface_cast<IAppOpsCallback>(data.readStrongBinder()); |
| startWatchingMode(op, packageName, callback); |
| reply->writeNoException(); |
| return NO_ERROR; |
| } break; |
| case STOP_WATCHING_MODE_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| sp<IAppOpsCallback> callback = interface_cast<IAppOpsCallback>(data.readStrongBinder()); |
| stopWatchingMode(callback); |
| reply->writeNoException(); |
| return NO_ERROR; |
| } break; |
| case PERMISSION_TO_OP_CODE_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| String16 permission = data.readString16(); |
| const int32_t opCode = permissionToOpCode(permission); |
| reply->writeNoException(); |
| reply->writeInt32(opCode); |
| return NO_ERROR; |
| } break; |
| case CHECK_AUDIO_OPERATION_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| const int32_t code = data.readInt32(); |
| const int32_t usage = data.readInt32(); |
| const int32_t uid = data.readInt32(); |
| const String16 packageName = data.readString16(); |
| const int32_t res = checkAudioOperation(code, usage, uid, packageName); |
| reply->writeNoException(); |
| reply->writeInt32(res); |
| return NO_ERROR; |
| } break; |
| case SET_CAMERA_AUDIO_RESTRICTION_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| const int32_t mode = data.readInt32(); |
| setCameraAudioRestriction(mode); |
| reply->writeNoException(); |
| return NO_ERROR; |
| } break; |
| case SHOULD_COLLECT_NOTES_TRANSACTION: { |
| CHECK_INTERFACE(IAppOpsService, data, reply); |
| int32_t opCode = data.readInt32(); |
| bool shouldCollect = shouldCollectNotes(opCode); |
| reply->writeNoException(); |
| reply->writeBool(shouldCollect); |
| return NO_ERROR; |
| } break; |
| default: |
| return BBinder::onTransact(code, data, reply, flags); |
| } |
| } |
| |
| } // namespace android |