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 LPERF_H 16 #define LPERF_H 17 18 #include <string> 19 #include <vector> 20 21 namespace OHOS { 22 namespace Developtools { 23 namespace HiPerf { 24 namespace HiPerfLocal { 25 class Lperf { 26 public: 27 static Lperf& GetInstance(); 28 int StartProcessStackSampling(const std::vector<int>& tids, int freq, int milliseconds, bool parseMiniDebugInfo); 29 int CollectSampleStackByTid(int tid, std::string& stack); 30 int FinishProcessStackSampling(); 31 32 Lperf(const Lperf&) = delete; 33 Lperf(Lperf&&) = delete; 34 Lperf& operator=(const Lperf&) = delete; 35 Lperf& operator=(Lperf&&) = delete; 36 37 private: 38 Lperf(); 39 ~Lperf(); 40 class Impl; 41 std::shared_ptr<Impl> Impl_; 42 }; 43 } // namespace HiPerfLocal 44 } // namespace HiPerf 45 } // namespace Developtools 46 } // namespace OHOS 47 #endif // LPERF_H