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 #ifndef NAPI_AUDIO_MANAGER_INTERRUPT_CALLBACK_H 16 #define NAPI_AUDIO_MANAGER_INTERRUPT_CALLBACK_H 17 18 #include <uv.h> 19 #include "napi/native_api.h" 20 #include "napi/native_node_api.h" 21 #include "napi_async_work.h" 22 #include "audio_system_manager.h" 23 24 namespace OHOS { 25 namespace AudioStandard { 26 const std::string INTERRUPT_CALLBACK_NAME = "interrupt"; 27 28 class NapiAudioManagerInterruptCallback : public AudioManagerCallback { 29 public: 30 explicit NapiAudioManagerInterruptCallback(napi_env env); 31 virtual ~NapiAudioManagerInterruptCallback(); 32 void SaveCallbackReference(const std::string &callbackName, napi_value args); 33 void RemoveCallbackReference(const std::string &callbackName, napi_value args); 34 void RemoveAllCallbackReferences(const std::string &callbackName); 35 int32_t GetInterruptCallbackListSize(); 36 void OnInterrupt(const InterruptAction &interruptAction) override; 37 void CreateManagerInterruptTsfn(napi_env env); 38 bool GetManagerInterruptTsfnFlag(); 39 40 private: 41 struct AudioManagerInterruptJsCallback { 42 std::shared_ptr<AutoRef> callback = nullptr; 43 std::string callbackName = "unknown"; 44 InterruptAction interruptAction; 45 }; 46 47 void OnJsCallbackAudioManagerInterrupt(std::unique_ptr<AudioManagerInterruptJsCallback> &jsCb); 48 static void AudioManagerInterruptTsfnFinalize(napi_env env, void *data, void *hint); 49 static void SafeJsCallbackAudioManagerInterruptWork(napi_env env, napi_value js_cb, void *context, void *data); 50 51 std::mutex mutex_; 52 napi_env env_ = nullptr; 53 std::list<std::shared_ptr<AutoRef>> audioManagerInterruptCallbackList_; 54 bool regAmInterruptTsfn_ = false; 55 napi_threadsafe_function amInterruptTsfn_ = nullptr; 56 }; 57 } // namespace AudioStandard 58 } // namespace OHOS 59 #endif /* NAPI_AUDIO_MANAGER_INTERRUPT_CALLBACK_H */