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Diffstat (limited to 'libs/binder/IAppOpsService.cpp')
| -rw-r--r-- | libs/binder/IAppOpsService.cpp | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/libs/binder/IAppOpsService.cpp b/libs/binder/IAppOpsService.cpp new file mode 100644 index 0000000000..0714723e02 --- /dev/null +++ b/libs/binder/IAppOpsService.cpp @@ -0,0 +1,279 @@ +/* + * 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>& attributionTag, bool shouldCollectAsyncNotedOp, + const String16& message) { + Parcel data, reply; + data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); + data.writeInt32(code); + data.writeInt32(uid); + data.writeString16(packageName); + data.writeString16(attributionTag); + 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>& attributionTag, + 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(attributionTag); + 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>& attributionTag) { + Parcel data, reply; + data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor()); + data.writeStrongBinder(token); + data.writeInt32(code); + data.writeInt32(uid); + data.writeString16(packageName); + data.writeString16(attributionTag); + 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> attributionTag; + data.readString16(&attributionTag); + bool shouldCollectAsyncNotedOp = data.readInt32() == 1; + String16 message = data.readString16(); + int32_t res = noteOperation(code, uid, packageName, attributionTag, + 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> attributionTag; + data.readString16(&attributionTag); + bool startIfModeDefault = data.readInt32() == 1; + bool shouldCollectAsyncNotedOp = data.readInt32() == 1; + String16 message = data.readString16(); + int32_t res = startOperation(token, code, uid, packageName, attributionTag, + 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> attributionTag; + data.readString16(&attributionTag); + finishOperation(token, code, uid, packageName, attributionTag); + 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 |