1 /* 2 * Copyright (c) 2024 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 #include "js_df_manager.h" 17 18 #include <unistd.h> 19 20 #include <mutex> 21 22 namespace OHOS::AppDataMgrJsKit { GetInstance()23JSDFManager &JSDFManager::GetInstance() 24 { 25 static JSDFManager instance; 26 return instance; 27 } 28 AddNewInfo(void * data)29void JSDFManager::AddNewInfo(void *data) 30 { 31 std::lock_guard<std::mutex> lockGuard(mapMutex); 32 instances_[data] = 0; 33 } 34 GetFreedTid(void * data)35int32_t JSDFManager::GetFreedTid(void *data) 36 { 37 std::lock_guard<std::mutex> lockGuard(mapMutex); 38 int32_t freedTid = 0; 39 auto it = instances_.find(data); 40 if (it != instances_.end()) { 41 auto tid = it->second; 42 if (tid != 0) { 43 freedTid = tid; 44 } else { 45 #if defined(CROSS_PLATFORM) 46 tid = 0; 47 #else 48 tid = gettid(); 49 #endif 50 instances_[data] = tid; 51 } 52 } 53 return freedTid; 54 } 55 } // namespace OHOS::AppDataMgrJsKit