1 /* 2 * Copyright (c) 2023 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 OHOS_DRM_DRM_DEATH_RECIPIENT_H 17 #define OHOS_DRM_DRM_DEATH_RECIPIENT_H 18 19 #include "iremote_object.h" 20 #include "nocopyable.h" 21 22 namespace OHOS { 23 namespace DrmStandard { 24 class DrmDeathRecipient : public IRemoteObject::DeathRecipient, public NoCopyable { 25 public: DrmDeathRecipient(pid_t pid)26 explicit DrmDeathRecipient(pid_t pid) : pid_(pid) {} 27 virtual ~DrmDeathRecipient() = default; 28 OnRemoteDied(const wptr<IRemoteObject> & remote)29 void OnRemoteDied(const wptr<IRemoteObject> &remote) override 30 { 31 (void)remote; 32 if (diedCb_ != nullptr) { 33 diedCb_(pid_); 34 } 35 } 36 37 using NotifyCbFunc = std::function<void(pid_t)>; 38 SetNotifyCb(NotifyCbFunc func)39 void SetNotifyCb(NotifyCbFunc func) 40 { 41 diedCb_ = func; 42 } 43 44 private: 45 pid_t pid_ = 0; 46 NotifyCbFunc diedCb_ = nullptr; 47 }; 48 } // DrmStandard 49 } // OHOS 50 51 #endif