1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef TOOLS_TRACE_PROCESSOR_VTSTRACEPROCESSOR_H_ 18 #define TOOLS_TRACE_PROCESSOR_VTSTRACEPROCESSOR_H_ 19 20 #include <android-base/macros.h> 21 #include <test/vts/proto/VtsProfilingMessage.pb.h> 22 23 namespace android { 24 namespace vts { 25 26 class VtsTraceProcessor { 27 public: 28 VtsTraceProcessor() {}; 29 virtual ~VtsTraceProcessor() {}; 30 31 // Cleanups the given trace file to be used for replaying. 32 // Current cleanup includes: 33 // 1. remove duplicate trace item (e.g. passthrough event on the server side) 34 // 2. remove trace item that could not be replayed (e.g. client event on the 35 // server side). 36 void CleanupTraceForReplay(const std::string& trace_file); 37 // Parses the given trace file and outputs the latency for each API call. 38 void ProcessTraceForLatencyProfiling(const std::string& trace_file); 39 // Parses all trace files under the the given trace directory and remove 40 // duplicate trace file. 41 void DedupTraces(const std::string& trace_dir); 42 43 private: 44 // Reads the trace file and parse each trace event into VtsProfilingRecord. 45 bool ParseTrace(const std::string& trace_file, bool ignore_timestamp, 46 bool entry_only, VtsProfilingMessage* profiling_msg); 47 // Writes the given list of VtsProfilingRecord into an output file. 48 bool WriteRecords(const std::string& output_file, 49 const std::vector<VtsProfilingRecord>& records); 50 51 DISALLOW_COPY_AND_ASSIGN (VtsTraceProcessor); 52 }; 53 54 } // namespace vts 55 } // namespace android 56 #endif // TOOLS_TRACE_PROCESSOR_VTSTRACEPROCESSOR_H_ 57