| /* |
| * Copyright (C) 2019 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. |
| */ |
| |
| #pragma once |
| |
| #include <android/os/BnServiceManager.h> |
| #include <android/os/IServiceCallback.h> |
| |
| #include "Access.h" |
| |
| namespace android { |
| |
| using os::IServiceCallback; |
| |
| class ServiceManager : public os::BnServiceManager, public IBinder::DeathRecipient { |
| public: |
| ServiceManager(std::unique_ptr<Access>&& access); |
| ~ServiceManager(); |
| |
| // getService will try to start any services it cannot find |
| binder::Status getService(const std::string& name, sp<IBinder>* outBinder) override; |
| binder::Status checkService(const std::string& name, sp<IBinder>* outBinder) override; |
| binder::Status addService(const std::string& name, const sp<IBinder>& binder, |
| bool allowIsolated, int32_t dumpPriority) override; |
| binder::Status listServices(int32_t dumpPriority, std::vector<std::string>* outList) override; |
| binder::Status registerForNotifications(const std::string& name, |
| const sp<IServiceCallback>& callback) override; |
| binder::Status unregisterForNotifications(const std::string& name, |
| const sp<IServiceCallback>& callback) override; |
| |
| void binderDied(const wp<IBinder>& who) override; |
| |
| protected: |
| virtual void tryStartService(const std::string& name); |
| |
| private: |
| struct Service { |
| sp<IBinder> binder; // not null |
| bool allowIsolated; |
| int32_t dumpPriority; |
| }; |
| |
| using CallbackMap = std::map<std::string, std::vector<sp<IServiceCallback>>>; |
| using ServiceMap = std::map<std::string, Service>; |
| |
| // removes a callback from mNameToCallback, removing it if the vector is empty |
| // this updates iterator to the next location |
| void removeCallback(const wp<IBinder>& who, |
| CallbackMap::iterator* it, |
| bool* found); |
| sp<IBinder> tryGetService(const std::string& name, bool startIfNotFound); |
| |
| CallbackMap mNameToCallback; |
| ServiceMap mNameToService; |
| |
| std::unique_ptr<Access> mAccess; |
| }; |
| |
| } // namespace android |