1 /* 2 * Copyright (c) 2021-2023 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_PROCESSDUMP_H 17 #define DFX_PROCESSDUMP_H 18 19 #include <cinttypes> 20 #include <condition_variable> 21 #include <memory> 22 #include <mutex> 23 #include <string> 24 #include <thread> 25 #include "cppcrash_reporter.h" 26 #include "dfx_dump_request.h" 27 #include "dfx_process.h" 28 #include "nocopyable.h" 29 30 namespace OHOS { 31 namespace HiviewDFX { 32 class ProcessDumper final { 33 public: 34 static ProcessDumper &GetInstance(); 35 ~ProcessDumper() = default; 36 37 void Dump(); 38 void WriteDumpRes(int32_t res); 39 bool IsCrash() const; 40 private: 41 ProcessDumper() = default; 42 DISALLOW_COPY_AND_MOVE(ProcessDumper); 43 static int WriteDumpBuf(int fd, const char* buf, const int len); 44 int DumpProcess(std::shared_ptr<ProcessDumpRequest> request); 45 int InitPrintThread(std::shared_ptr<ProcessDumpRequest> request); 46 int InitProcessInfo(std::shared_ptr<ProcessDumpRequest> request); 47 48 std::shared_ptr<DfxProcess> process_ = nullptr; 49 std::shared_ptr<CppCrashReporter> reporter_ = nullptr; 50 bool isCrash_ = false; 51 int32_t resFd_ = -1; 52 int32_t resDump_ = 0; 53 }; 54 } // namespace HiviewDFX 55 } // namespace OHOS 56 57 #endif // DFX_PROCESSDUMP_H 58