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 };
47 } // namespace HiviewDFX
48 } // namespace OHOS
49 #endif
50