Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 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 _LIBBACKTRACE_UNWINDSTACK_MAP_H |
| 18 | #define _LIBBACKTRACE_UNWINDSTACK_MAP_H |
| 19 | |
| 20 | #include <stdint.h> |
| 21 | #include <sys/types.h> |
| 22 | |
Christopher Ferris | 5f11851 | 2017-09-01 11:17:16 -0700 | [diff] [blame] | 23 | #include <memory> |
Christopher Ferris | 0b06a59 | 2018-01-19 10:26:36 -0800 | [diff] [blame] | 24 | #include <mutex> |
| 25 | #include <unordered_map> |
Christopher Ferris | c8bec5a | 2017-12-11 17:44:33 -0800 | [diff] [blame^] | 26 | #include <vector> |
Christopher Ferris | 5f11851 | 2017-09-01 11:17:16 -0700 | [diff] [blame] | 27 | |
Christopher Ferris | c8bec5a | 2017-12-11 17:44:33 -0800 | [diff] [blame^] | 28 | #include <backtrace/Backtrace.h> |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 29 | #include <backtrace/BacktraceMap.h> |
Christopher Ferris | 150db12 | 2017-12-20 18:49:01 -0800 | [diff] [blame] | 30 | #include <unwindstack/JitDebug.h> |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 31 | #include <unwindstack/Maps.h> |
| 32 | |
Christopher Ferris | 0b06a59 | 2018-01-19 10:26:36 -0800 | [diff] [blame] | 33 | // Forward declarations. |
| 34 | class UnwindDexFile; |
| 35 | |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 36 | class UnwindStackMap : public BacktraceMap { |
| 37 | public: |
| 38 | explicit UnwindStackMap(pid_t pid); |
Christopher Ferris | 0b06a59 | 2018-01-19 10:26:36 -0800 | [diff] [blame] | 39 | ~UnwindStackMap(); |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 40 | |
| 41 | bool Build() override; |
| 42 | |
Christopher Ferris | 7937a36 | 2018-01-18 11:15:49 -0800 | [diff] [blame] | 43 | void FillIn(uint64_t addr, backtrace_map_t* map) override; |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 44 | |
Christopher Ferris | 7937a36 | 2018-01-18 11:15:49 -0800 | [diff] [blame] | 45 | virtual std::string GetFunctionName(uint64_t pc, uint64_t* offset) override; |
Josh Gao | ebea0ef | 2017-09-06 15:39:14 -0700 | [diff] [blame] | 46 | virtual std::shared_ptr<unwindstack::Memory> GetProcessMemory() override final; |
Josh Gao | 358de18 | 2017-09-06 22:16:09 -0700 | [diff] [blame] | 47 | |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 48 | unwindstack::Maps* stack_maps() { return stack_maps_.get(); } |
| 49 | |
Christopher Ferris | 5f11851 | 2017-09-01 11:17:16 -0700 | [diff] [blame] | 50 | const std::shared_ptr<unwindstack::Memory>& process_memory() { return process_memory_; } |
| 51 | |
Christopher Ferris | 150db12 | 2017-12-20 18:49:01 -0800 | [diff] [blame] | 52 | unwindstack::JitDebug* GetJitDebug() { return jit_debug_.get(); } |
| 53 | |
Christopher Ferris | 0b06a59 | 2018-01-19 10:26:36 -0800 | [diff] [blame] | 54 | UnwindDexFile* GetDexFile(uint64_t dex_file_offset, unwindstack::MapInfo* info); |
| 55 | |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 56 | protected: |
Christopher Ferris | b7de5f5 | 2017-12-01 21:37:37 -0800 | [diff] [blame] | 57 | uint64_t GetLoadBias(size_t index) override; |
| 58 | |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 59 | std::unique_ptr<unwindstack::Maps> stack_maps_; |
Christopher Ferris | 5f11851 | 2017-09-01 11:17:16 -0700 | [diff] [blame] | 60 | std::shared_ptr<unwindstack::Memory> process_memory_; |
Christopher Ferris | 150db12 | 2017-12-20 18:49:01 -0800 | [diff] [blame] | 61 | std::unique_ptr<unwindstack::JitDebug> jit_debug_; |
Christopher Ferris | 0b06a59 | 2018-01-19 10:26:36 -0800 | [diff] [blame] | 62 | #ifndef NO_LIBDEXFILE |
| 63 | std::mutex dex_lock_; |
| 64 | std::unordered_map<uint64_t, UnwindDexFile*> dex_files_; |
| 65 | #endif |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 66 | }; |
| 67 | |
Christopher Ferris | c8bec5a | 2017-12-11 17:44:33 -0800 | [diff] [blame^] | 68 | class UnwindStackOfflineMap : public UnwindStackMap { |
| 69 | public: |
| 70 | UnwindStackOfflineMap(pid_t pid); |
| 71 | ~UnwindStackOfflineMap() = default; |
| 72 | |
| 73 | bool Build() override; |
| 74 | |
| 75 | bool Build(const std::vector<backtrace_map_t>& maps, const backtrace_stackinfo_t& stack); |
| 76 | }; |
| 77 | |
Christopher Ferris | 6f3981c | 2017-07-27 09:29:18 -0700 | [diff] [blame] | 78 | #endif // _LIBBACKTRACE_UNWINDSTACK_MAP_H |