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 16 #ifndef KEY_THREAD_DUMP_INFO_H 17 #define KEY_THREAD_DUMP_INFO_H 18 #include <csignal> 19 #include <string> 20 #include "dfx_process.h" 21 #include "dfx_dump_request.h" 22 #include "dump_info.h" 23 #include "unwinder.h" 24 #include "dump_info_factory.h" 25 26 namespace OHOS { 27 namespace HiviewDFX { 28 class KeyThreadDumpInfo : public DumpInfo { 29 public: 30 void Print(DfxProcess& process, const ProcessDumpRequest& request, Unwinder& unwinder) override; 31 int UnwindStack(DfxProcess& process, const ProcessDumpRequest& request, Unwinder& unwinder) override; 32 void Symbolize(DfxProcess& process, Unwinder& unwinder) override; CreateInstance()33 static std::shared_ptr<DumpInfo> CreateInstance() { return std::make_shared<KeyThreadDumpInfo>(); } 34 private: 35 bool GetKeyThreadStack(DfxProcess& process, Unwinder& unwinder); 36 void UnwindThreadByParseStackIfNeed(std::shared_ptr<DfxThread> thread, std::shared_ptr<DfxMaps> maps); 37 std::string unwindFailTip_; 38 }; 39 } 40 } 41 #endif