1 /* 2 * Copyright (c) 2022-2023 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 #ifndef DFX_SYMBOLS_H 16 #define DFX_SYMBOLS_H 17 18 #include <cstdint> 19 #include <string> 20 #include <map> 21 #include <vector> 22 #include "dfx_elf.h" 23 #include "dfx_symbol.h" 24 25 namespace OHOS { 26 namespace HiviewDFX { 27 class DfxSymbols final { 28 public: 29 DfxSymbols() = default; 30 ~DfxSymbols() = default; 31 32 static bool ParseSymbols(std::vector<DfxSymbol>& symbols, 33 std::shared_ptr<DfxElf> elf, const std::string& filePath); 34 static bool AddSymbolsByPlt(std::vector<DfxSymbol>& symbols, 35 std::shared_ptr<DfxElf> elf, const std::string& filePath); 36 37 static bool GetFuncNameAndOffsetByPc(uint64_t relPc, std::shared_ptr<DfxElf> elf, 38 std::string& funcName, uint64_t& funcOffset); 39 40 static std::string Demangle(const std::string& buf); 41 42 private: 43 #ifdef RUSTC_DEMANGLE 44 static bool FindRustDemangleFunction(); 45 #endif 46 #if defined(CJ_DEMANGLE) && defined (__LP64__) 47 static bool FindCJDemangleFunction(); 48 #endif 49 }; 50 } // namespace HiviewDFX 51 } // namespace OHOS 52 #endif 53