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 #ifndef DFX_UNWIND_ASYNC_THREAD_H 17 #define DFX_UNWIND_ASYNC_THREAD_H 18 19 #include <cinttypes> 20 #include <csignal> 21 #include <map> 22 #include <memory> 23 #include <string> 24 #include "dfx_thread.h" 25 #include "unwinder.h" 26 27 namespace OHOS { 28 namespace HiviewDFX { 29 class DfxUnwindAsyncThread { 30 public: DfxUnwindAsyncThread(std::shared_ptr<DfxThread> thread,std::shared_ptr<Unwinder> unwinder,uint64_t stackId)31 DfxUnwindAsyncThread(std::shared_ptr<DfxThread> thread, std::shared_ptr<Unwinder> unwinder, uint64_t stackId) 32 : thread_(thread), unwinder_(unwinder), stackId_(stackId) {} 33 bool UnwindStack(pid_t vmPid = 0); 34 std::string tip = ""; 35 private: 36 void GetSubmitterStack(std::vector<DfxFrame> &submitterFrames); 37 void UnwindThreadFallback(); 38 void UnwindThreadByParseStackIfNeed(); 39 void MergeStack(std::vector<DfxFrame> &submitterFrames); 40 std::shared_ptr<DfxThread> thread_ = nullptr; 41 std::shared_ptr<Unwinder> unwinder_ = nullptr; 42 uint64_t stackId_ = 0; 43 }; 44 } 45 } 46 #endif