1 /* 2 * Copyright (c) 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_MANAGER_PRIVACY_CLIENT_H 17 #define AUDIO_MANAGER_PRIVACY_CLIENT_H 18 19 #include <mutex> 20 #include <string> 21 22 #include "audio_global_switch_change_stub.h" 23 #include "audio_manager_privacy_death_recipient.h" 24 #include "audio_manager_privacy_proxy.h" 25 #include "nocopyable.h" 26 27 namespace OHOS { 28 namespace Security { 29 namespace AccessToken { 30 class AudioManagerPrivacyClient final { 31 public: 32 static AudioManagerPrivacyClient& GetInstance(); 33 virtual ~AudioManagerPrivacyClient(); 34 35 int32_t SetMicStateChangeCallback(const sptr<AudioRoutingManagerListenerStub>& callback); 36 int32_t SetMicrophoneMute(bool isMute); 37 bool IsMicrophoneMute(); 38 void OnRemoteDiedHandle(); 39 40 private: 41 AudioManagerPrivacyClient(); 42 DISALLOW_COPY_AND_MOVE(AudioManagerPrivacyClient); 43 44 void InitProxy(); 45 sptr<IAudioPolicy> GetProxy(); 46 47 sptr<AudioMgrDeathRecipient> serviceDeathObserver_ = nullptr; 48 std::mutex proxyMutex_; 49 sptr<IAudioPolicy> proxy_ = nullptr; 50 }; 51 } // namespace AccessToken 52 } // namespace Security 53 } // namespace OHOS 54 #endif // AUDIO_MANAGER_PRIVACY_CLIENT_H 55 56