1 /* 2 * Copyright 2019 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_MEDIASERVICE_DEATHRECIPIENT_H 18 #define ANDROID_MEDIASERVICE_DEATHRECIPIENT_H 19 20 #include <binder/binder.h> 21 #include <hidl/HidlSupport.h> 22 23 #include <variant> 24 25 class DeathNotifier : 26 public IBinder::DeathRecipient, 27 public ::android::hardware::hidl_death_recipient { 28 public: 29 using Service = std::variant< 30 sp<IBinder> const&, 31 sp<android::hidl::base::V1_0::IBase> const&>; 32 33 DeathNotifier(std::variant<sp<IBinder> const&, 34 const sp<IBinder>& service, 35 const sp<MediaPlayerBase>& listener, 36 int which, 37 const std::string& name); 38 DeathNotifier( 39 const sp<android::hidl::base::V1_0::IBase>& hService, 40 const sp<MediaPlayerBase>& listener, 41 int which, 42 const std::string& name); 43 virtual ~DeathNotifier() = default; 44 virtual void binderDied(const wp<IBinder>& who); 45 virtual void serviceDied( 46 uint64_t cookie, 47 const wp<::android::hidl::base::V1_0::IBase>& who); 48 void unlinkToDeath(); 49 50 private: 51 sp<IBinder> mService; 52 sp<android::hidl::base::V1_0::IBase> mHService; // HIDL service 53 wp<MediaPlayerBase> mListener; 54 int mWhich; 55 std::string mName; 56 }; 57 58 #endif // ANDROID_MEDIASERVICE_DEATHRECIPIENT_H 59 60