1 /* 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef AUDIO_SERVER_DEATH_RECIPIENT_H 17 #define AUDIO_SERVER_DEATH_RECIPIENT_H 18 19 #include "iremote_object.h" 20 #include "nocopyable.h" 21 22 namespace OHOS { 23 namespace AudioStandard { 24 class AudioServerDeathRecipient : public IRemoteObject::DeathRecipient { 25 public: AudioServerDeathRecipient(pid_t pid,pid_t uid)26 explicit AudioServerDeathRecipient(pid_t pid, pid_t uid) : pid_(pid), uid_(uid) {} 27 virtual ~AudioServerDeathRecipient() = default; 28 DISALLOW_COPY_AND_MOVE(AudioServerDeathRecipient); OnRemoteDied(const wptr<IRemoteObject> & remote)29 void OnRemoteDied(const wptr<IRemoteObject> &remote) 30 { 31 (void)remote; 32 if (diedCb_ != nullptr) { 33 diedCb_(pid_, uid_); 34 } 35 } 36 using NotifyCbFunc = std::function<void(pid_t, pid_t)>; SetNotifyCb(NotifyCbFunc func)37 void SetNotifyCb(NotifyCbFunc func) 38 { 39 diedCb_ = func; 40 } 41 42 private: 43 pid_t pid_ = 0; 44 pid_t uid_ = 0; 45 NotifyCbFunc diedCb_ = nullptr; 46 }; 47 } // namespace AudioStandard 48 } // namespace OHOS 49 #endif // AUDIO_SERVER_DEATH_RECIPIENT_H 50