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_manager_privacy_death_recipient.h"
23 #include "audio_manager_privacy_proxy.h"
24 #include "nocopyable.h"
25 
26 namespace OHOS {
27 namespace Security {
28 namespace AccessToken {
29 class AudioManagerPrivacyClient final {
30 public:
31     static AudioManagerPrivacyClient& GetInstance();
32     virtual ~AudioManagerPrivacyClient();
33 
34     int32_t SetMicrophoneMutePersistent(const bool isMute, const PolicyType type);
35     bool GetPersistentMicMuteState();
36     void OnRemoteDiedHandle();
37 
38 private:
39     AudioManagerPrivacyClient();
40     DISALLOW_COPY_AND_MOVE(AudioManagerPrivacyClient);
41 
42     void InitProxy();
43     sptr<IAudioPolicy> GetProxy();
44     void ReleaseProxy();
45 
46     sptr<AudioMgrDeathRecipient> serviceDeathObserver_ = nullptr;
47     std::mutex proxyMutex_;
48     sptr<IAudioPolicy> proxy_ = nullptr;
49 };
50 } // namespace AccessToken
51 } // namespace Security
52 } // namespace OHOS
53 #endif // AUDIO_MANAGER_PRIVACY_CLIENT_H
54 
55