Christopher Ferris | 17e91d4 | 2013-10-21 13:30:52 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 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_UNWIND_CURRENT_H |
| 18 | #define _LIBBACKTRACE_UNWIND_CURRENT_H |
| 19 | |
| 20 | #include <string> |
| 21 | |
Christopher Ferris | df29061 | 2014-01-22 19:21:07 -0800 | [diff] [blame] | 22 | #include "BacktraceImpl.h" |
Christopher Ferris | 17e91d4 | 2013-10-21 13:30:52 -0700 | [diff] [blame] | 23 | #include "BacktraceThread.h" |
| 24 | |
| 25 | #define UNW_LOCAL_ONLY |
| 26 | #include <libunwind.h> |
| 27 | |
| 28 | class UnwindCurrent : public BacktraceImpl { |
| 29 | public: |
| 30 | UnwindCurrent(); |
| 31 | virtual ~UnwindCurrent(); |
| 32 | |
| 33 | virtual bool Unwind(size_t num_ignore_frames); |
| 34 | |
| 35 | virtual std::string GetFunctionNameRaw(uintptr_t pc, uintptr_t* offset); |
| 36 | |
| 37 | bool UnwindFromContext(size_t num_ignore_frames, bool resolve); |
| 38 | |
| 39 | void ExtractContext(void* sigcontext); |
| 40 | |
Christopher Ferris | 17e91d4 | 2013-10-21 13:30:52 -0700 | [diff] [blame] | 41 | protected: |
| 42 | unw_context_t context_; |
| 43 | }; |
| 44 | |
| 45 | class UnwindThread : public UnwindCurrent, public BacktraceThreadInterface { |
| 46 | public: |
| 47 | UnwindThread(); |
| 48 | virtual ~UnwindThread(); |
| 49 | |
Christopher Ferris | 17e91d4 | 2013-10-21 13:30:52 -0700 | [diff] [blame] | 50 | virtual void ThreadUnwind( |
| 51 | siginfo_t* siginfo, void* sigcontext, size_t num_ignore_frames); |
| 52 | }; |
| 53 | |
| 54 | #endif // _LIBBACKTRACE_UNWIND_CURRENT_H |