1 /* 2 * Copyright (C) 2016 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 #ifndef ANDROID_VEHICLE_MONITOR_H 18 #define ANDROID_VEHICLE_MONITOR_H 19 20 #include <binder/IInterface.h> 21 22 #include <utils/Mutex.h> 23 24 #include "IVehicleMonitor.h" 25 26 namespace android { 27 28 // ---------------------------------------------------------------------------- 29 30 /** 31 * Vehicle monitor API for low level components like HALs to access 32 * monitoring service. 33 * This is reference counted. So use with sp<>. 34 */ 35 class VehicleMonitor : public IBinder::DeathRecipient { 36 public: 37 /** 38 * Factory method for VehicleMonitor. Client should use this method 39 * to create a new instance. 40 */ 41 static sp<VehicleMonitor> createVehicleMonitor(); 42 43 virtual ~VehicleMonitor(); 44 45 status_t setAppPriority( 46 uint32_t pid, uint32_t uid, vehicle_app_priority priority); 47 48 //IBinder::DeathRecipient, not for client 49 void binderDied(const wp<IBinder>& who); 50 51 private: 52 VehicleMonitor(sp<IVehicleMonitor>& vehicleMonitor); 53 // RefBase 54 virtual void onFirstRef(); 55 sp<IVehicleMonitor> getService(); 56 57 private: 58 sp<IVehicleMonitor> mService; 59 Mutex mLock; 60 }; 61 62 // ---------------------------------------------------------------------------- 63 64 }; // namespace android 65 66 #endif /* ANDROID_VEHICLE_MONITOR_H */ 67