1 /* 2 * Copyright (c) 2024 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 ACCESSTOKEN_CAMERA_MANAGER_ADAPTER_H 17 #define ACCESSTOKEN_CAMERA_MANAGER_ADAPTER_H 18 19 #include <mutex> 20 #include <string> 21 22 #include <iremote_proxy.h> 23 #include "nocopyable.h" 24 25 namespace OHOS { 26 namespace Security { 27 namespace AccessToken { 28 class CameraManagerAdapter final { 29 private: 30 CameraManagerAdapter(); 31 virtual ~CameraManagerAdapter(); 32 DISALLOW_COPY_AND_MOVE(CameraManagerAdapter); 33 34 public: 35 static CameraManagerAdapter& GetInstance(); 36 bool IsCameraMuted(); 37 38 #ifdef CAMERA_FRAMEWORK_ENABLE 39 private: 40 void InitProxy(); 41 42 class CameraManagerDeathRecipient : public IRemoteObject::DeathRecipient { 43 public: 44 CameraManagerDeathRecipient() = default; 45 ~CameraManagerDeathRecipient() override = default; 46 void OnRemoteDied(const wptr<IRemoteObject>& remote) override; 47 private: 48 DISALLOW_COPY_AND_MOVE(CameraManagerDeathRecipient); 49 }; 50 51 sptr<IRemoteObject> GetProxy(); 52 void ReleaseProxy(const wptr<IRemoteObject>& remote); 53 54 std::mutex proxyMutex_; 55 sptr<IRemoteObject> proxy_ = nullptr; 56 sptr<IRemoteObject::DeathRecipient> deathRecipient_ = nullptr; 57 #endif 58 }; 59 } // namespace AccessToken 60 } // namespace Security 61 } // namespace OHOS 62 #endif // ACCESSTOKEN_CAMERA_MANAGER_ADAPTER_H 63