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