1 /* 2 * Copyright (c) 2021 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 HTRACE_PARSER_H 17 #define HTRACE_PARSER_H 18 #include <cstdint> 19 #include <limits> 20 #include <map> 21 #include <stdexcept> 22 #include <string> 23 #include <thread> 24 #include "common_types.h" 25 #include "htrace_clock_detail_parser.h" 26 #include "htrace_cpu_detail_parser.h" 27 #include "htrace_hilog_parser.h" 28 #include "htrace_mem_parser.h" 29 #include "htrace_symbols_detail_parser.h" 30 #include "log.h" 31 #include "parser_base.h" 32 #include "trace_data/trace_data_cache.h" 33 #include "trace_streamer_filters.h" 34 35 namespace SysTuning { 36 namespace TraceStreamer { 37 class HtraceParser : public ParserBase { 38 public: 39 HtraceParser(TraceDataCache* dataCache, const TraceStreamerFilters* filters); 40 ~HtraceParser(); 41 void ParseTraceDataSegment(std::unique_ptr<uint8_t[]> bufferStr, size_t size) override; 42 void WaitForParserEnd(); 43 private: 44 void ParseTraceDataItem(const std::string& buffer) override; 45 private: 46 void ParseMemory(const ProfilerPluginData& pluginData, HtraceDataSegment &dataSeg); 47 void ParseHilog(const ProfilerPluginData& pluginData, HtraceDataSegment &dataSeg); 48 void ParseFtrace(const ProfilerPluginData& pluginData, HtraceDataSegment &dataSeg); 49 void ParseThread(); 50 int GetNextSegment(); 51 void FilterThread(); 52 enum ErrorCode { 53 ERROR_CODE_EXIT = -2, 54 ERROR_CODE_NODATA = -1 55 }; 56 bool hasGotSegLength_ = false; 57 bool hasGotHeader = false; 58 uint32_t nextLength_ = 0; 59 const size_t PACKET_SEG_LENGTH = 4; 60 const size_t PACKET_HEADER_LENGTH = 1024; 61 std::unique_ptr<HtraceCpuDetailParser> htraceCpuDetailParser_; 62 std::unique_ptr<HtraceSymbolsDetailParser> htraceSymbolsDetailParser_; 63 std::unique_ptr<HtraceMemParser> htraceMemParser_; 64 std::unique_ptr<HtraceClockDetailParser> htraceClockDetailParser_; 65 std::unique_ptr<HtraceHiLogParser> htraceHiLogParser_; 66 std::atomic<bool> filterThreadStarted_{false}; 67 const int MAX_SEG_ARRAY_SIZE = 10000; 68 std::unique_ptr<HtraceDataSegment[]> dataSegArray; 69 int rawDataHead_ = 0; 70 bool toExit_ = false; 71 bool exited_ = false; 72 int filterHead_ = 0; 73 int parseHead_ = 0; 74 const int sleepDur_ = 100; 75 bool parseThreadStarted_ = false; 76 const int maxThread_ = 4; // 4 is the best on ubuntu 113MB/s, max 138MB/s, 6 is best on mac m1 21MB/s, 77 int parserThreadCount_ = 0; 78 std::mutex dataSegMux_; 79 }; 80 } // namespace TraceStreamer 81 } // namespace SysTuning 82 83 #endif // HTRACE_PARSER_H_ 84