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 OHOS_DAUDIO_HDI_HANDLER_H 17 #define OHOS_DAUDIO_HDI_HANDLER_H 18 19 #include <map> 20 #include <mutex> 21 #include <set> 22 23 #include <v1_0/id_audio_callback.h> 24 #include <v1_0/id_audio_manager.h> 25 26 #include "audio_event.h" 27 #include "daudio_manager_callback.h" 28 #include "idaudio_hdi_callback.h" 29 #include "single_instance.h" 30 31 namespace OHOS { 32 namespace DistributedHardware { 33 using OHOS::HDI::DistributedAudio::Audioext::V1_0::IDAudioCallback; 34 using OHOS::HDI::DistributedAudio::Audioext::V1_0::IDAudioManager; 35 class DAudioHdiHandler { 36 DECLARE_SINGLE_INSTANCE_BASE(DAudioHdiHandler); 37 38 public: 39 int32_t InitHdiHandler(); 40 41 int32_t UninitHdiHandler(); 42 43 int32_t RegisterAudioDevice(const std::string &devId, const int32_t dhId, const std::string &capability, 44 const std::shared_ptr<IDAudioHdiCallback> &callbackObjParam); 45 46 int32_t UnRegisterAudioDevice(const std::string &devId, const int32_t dhId); 47 48 int32_t NotifyEvent(const std::string &devId, const int32_t dhId, const AudioEvent &audioEvent); 49 50 private: 51 DAudioHdiHandler(); 52 ~DAudioHdiHandler(); 53 54 const std::string HDF_AUDIO_SERVICE_NAME = "daudio_ext_service"; 55 std::mutex devMapMtx_; 56 sptr<IDAudioManager> audioSrvHdf_; 57 std::map<std::string, sptr<DAudioManagerCallback>> mapAudioMgrCallback_; 58 std::map<std::string, std::set<int32_t>> mapAudioMgrDhIds_; 59 }; 60 } // DistributedHardware 61 } // OHOS 62 #endif // OHOS_DAUDIO_HDI_HANDLER_H 63