1 /* 2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved. 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 RAWTRACE_PARSER_H 17 #define RAWTRACE_PARSER_H 18 #include "common_types.h" 19 #include "cpu_detail_parser.h" 20 #include "parser_base.h" 21 #include "ftrace_processor.h" 22 #include "kernel_symbols_processor.h" 23 #include "trace_data_cache.h" 24 25 namespace SysTuning { 26 namespace TraceStreamer { 27 class RawTraceParser : public ParserBase { 28 public: 29 RawTraceParser(TraceDataCache *dataCache, const TraceStreamerFilters *filters); 30 ~RawTraceParser(); 31 void ParseTraceDataSegment(std::unique_ptr<uint8_t[]> bufferStr, size_t size, bool isFinish = false) override; 32 void WaitForParserEnd(); ClearRawTraceData()33 void ClearRawTraceData() 34 { 35 rawTraceSplitCpuData_.clear(); 36 rawTraceSplitCommData_.clear(); 37 curFileOffset_ = 0; 38 } GetRawtraceCpuData()39 const auto &GetRawtraceCpuData() 40 { 41 return rawTraceSplitCpuData_; 42 } GetRawtraceCommData()43 const auto &GetRawtraceCommData() 44 { 45 return rawTraceSplitCommData_; 46 } 47 48 private: 49 bool ParseDataRecursively(std::deque<uint8_t>::iterator &packagesCurIter); 50 bool ProcessRawTraceContent(std::string &bufferLine, uint8_t curType); 51 void ParseTraceDataItem(const std::string &buffer) override; 52 bool ParseCpuRawData(uint32_t cpuId, const std::string &buffer, uint32_t curType); 53 bool HmParseCpuRawData(const std::string &buffer, uint32_t curType); 54 bool ParseLastCommData(uint8_t type, const std::string &buffer); 55 bool InitRawTraceFileHeader(std::deque<uint8_t>::iterator &packagesCurIter); 56 bool InitEventFormats(const std::string &buffer); 57 bool UpdateCpuCoreMax(uint32_t cpuId); 58 void UpdateTraceMinRange(); 59 60 private: 61 std::unique_ptr<FtraceCpuDetailMsg> cpuDetail_ = nullptr; 62 std::unique_ptr<CpuDetailParser> cpuDetailParser_ = nullptr; 63 std::unique_ptr<FtraceProcessor> ftraceProcessor_ = nullptr; 64 std::unique_ptr<KernelSymbolsProcessor> ksymsProcessor_ = nullptr; 65 TraceDataCache *traceDataCache_ = nullptr; 66 bool hasGotHeader_ = false; 67 uint8_t fileType_ = 0; 68 uint8_t restCommDataCnt_ = 0; 69 uint32_t curCpuCoreNum_ = 0; 70 const std::string eventEndCmd_ = "print fmt:"; 71 72 uint32_t curFileOffset_ = 0; 73 // Store 4k types and data sizes each time 74 struct SpliteDataInfo { 75 uint32_t splitDataOffset_ = 0; 76 uint32_t splitDataSize_ = 0; 77 uint32_t splitType_ = 0; 78 SpliteDataInfo(uint32_t splitDataOffset, uint32_t splitDataSize, uint32_t splitType = 0) splitDataOffset_SpliteDataInfo79 : splitDataOffset_(splitDataOffset), splitDataSize_(splitDataSize), splitType_(splitType) 80 { 81 } 82 }; 83 std::deque<SpliteDataInfo> rawTraceSplitCpuData_ = {}; 84 std::deque<SpliteDataInfo> rawTraceSplitCommData_ = {}; 85 }; 86 } // namespace TraceStreamer 87 } // namespace SysTuning 88 89 #endif // RAWTRACE_PARSER_H_ 90