| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef _LIBUNWINDSTACK_DEX_FILES_H |
| #define _LIBUNWINDSTACK_DEX_FILES_H |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <mutex> |
| #include <string> |
| #include <unordered_map> |
| #include <vector> |
| |
| #include <unwindstack/Global.h> |
| #include <unwindstack/Memory.h> |
| |
| namespace unwindstack { |
| |
| // Forward declarations. |
| class DexFile; |
| class Maps; |
| struct MapInfo; |
| enum ArchEnum : uint8_t; |
| |
| class DexFiles : public Global { |
| public: |
| explicit DexFiles(std::shared_ptr<Memory>& memory); |
| DexFiles(std::shared_ptr<Memory>& memory, std::vector<std::string>& search_libs); |
| ~DexFiles(); |
| |
| DexFile* GetDexFile(uint64_t dex_file_offset, MapInfo* info); |
| |
| void GetMethodInformation(Maps* maps, MapInfo* info, uint64_t dex_pc, std::string* method_name, |
| uint64_t* method_offset); |
| |
| private: |
| void Init(Maps* maps); |
| |
| bool GetAddr(size_t index, uint64_t* addr); |
| |
| uint64_t ReadEntryPtr32(uint64_t addr); |
| |
| uint64_t ReadEntryPtr64(uint64_t addr); |
| |
| bool ReadEntry32(); |
| |
| bool ReadEntry64(); |
| |
| bool ReadVariableData(uint64_t ptr_offset) override; |
| |
| void ProcessArch() override; |
| |
| std::mutex lock_; |
| bool initialized_ = false; |
| std::unordered_map<uint64_t, DexFile*> files_; |
| |
| uint64_t entry_addr_ = 0; |
| uint64_t (DexFiles::*read_entry_ptr_func_)(uint64_t) = nullptr; |
| bool (DexFiles::*read_entry_func_)() = nullptr; |
| std::vector<uint64_t> addrs_; |
| }; |
| |
| } // namespace unwindstack |
| |
| #endif // _LIBUNWINDSTACK_DEX_FILES_H |