1 /* 2 * Copyright (c) 2025 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 SWING_SERVICE_WRAPPER_H 16 #define SWING_SERVICE_WRAPPER_H 17 18 #include <string> 19 #include <mutex> 20 21 #include "intell_voice_log.h" 22 23 #define LOG_TAG "SwingServiceWrapper" 24 25 namespace OHOS { 26 namespace IntellVoiceEngine { 27 #define LOAD_FUNCTION(funcPoint, funcPrototype, funcName, impl, errCount) \ 28 do { \ 29 (funcPoint) = (funcPrototype)dlsym((impl).handle, (funcName)); \ 30 const char *strErr = dlerror(); \ 31 if (strErr != nullptr) { \ 32 INTELL_VOICE_LOG_ERROR("load function failed: %{public}s", strErr); \ 33 (errCount)++; \ 34 } \ 35 } while (0) 36 37 using SubscribeSwingEventPtr = int (*)(const char *swingEventType, const char *eventParams); 38 using UnSubscribeSwingEventPtr = int (*)(const char *swingEventType, const char *eventParams); 39 40 struct SwingServiceManagerPriv { 41 void *handle { nullptr }; 42 SubscribeSwingEventPtr subscribeSwingEvent { nullptr }; 43 UnSubscribeSwingEventPtr unSubscribeSwingEvent { nullptr }; 44 }; 45 46 class SwingServiceWrapper { 47 public: 48 SwingServiceWrapper(); 49 ~SwingServiceWrapper(); 50 GetInstance()51 static SwingServiceWrapper &GetInstance() 52 { 53 static SwingServiceWrapper swingServiceWrapper; 54 return swingServiceWrapper; 55 } 56 57 int32_t SubscribeSwingEvent(std::string swingEventType, std::string eventParams); 58 int32_t UnSubscribeSwingEvent(std::string swingEventType, std::string eventParams); 59 60 private: 61 int32_t LoadSwingServiceLib(); 62 void UnloadSwingServiceLib(); 63 int32_t LoadLibFunction(); 64 65 private: 66 std::mutex mutex_ {}; 67 SwingServiceManagerPriv swingServicePriv_; 68 }; 69 } 70 } 71 #undef LOG_TAG 72 #endif