1 /* 2 * Copyright (C) 2021 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 SRC_PROFILING_SYMBOLIZER_BREAKPAD_SYMBOLIZER_H_ 18 #define SRC_PROFILING_SYMBOLIZER_BREAKPAD_SYMBOLIZER_H_ 19 20 #include "perfetto/ext/base/string_view.h" 21 #include "src/profiling/symbolizer/symbolizer.h" 22 23 namespace perfetto { 24 namespace profiling { 25 26 // A subclass of Symbolizer that overrides the Symbolize method to make the 27 // symbolization process work for breakpad files. 28 class BreakpadSymbolizer : public Symbolizer { 29 public: 30 // Takes the path to a folder containing breakpad symbol files as an argument. 31 // The files in this folder will be used to symbolize a given trace. Each 32 // breakpad symbol file should use the upper case hex representation of the 33 // module ID, contained in the first line of the file, as the name of the 34 // file, with a ".breakpad" suffix. eg: <module_id>.breakpad. 35 explicit BreakpadSymbolizer(const std::string& symbol_dir_path); 36 37 BreakpadSymbolizer(BreakpadSymbolizer&& other) = default; 38 BreakpadSymbolizer& operator=(BreakpadSymbolizer&& other) = default; 39 40 std::vector<std::vector<SymbolizedFrame>> Symbolize( 41 const std::string&, 42 const std::string& build_id, 43 uint64_t, 44 const std::vector<uint64_t>& address) override; 45 SetBreakpadFileForTesting(const std::string & path)46 void SetBreakpadFileForTesting(const std::string& path) { 47 file_path_for_testing_ = path; 48 } 49 50 private: 51 std::string symbol_dir_path_; 52 std::string file_path_for_testing_; 53 }; 54 55 } // namespace profiling 56 } // namespace perfetto 57 58 #endif // SRC_PROFILING_SYMBOLIZER_BREAKPAD_SYMBOLIZER_H_ 59