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/*
* Copyright (C) 2013 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 _LIBBACKTRACE_CORKSCREW_H
#define _LIBBACKTRACE_CORKSCREW_H
#include <inttypes.h>
#include <string>
#include <backtrace/Backtrace.h>
#include <backtrace/BacktraceMap.h>
#include <corkscrew/backtrace.h>
#include "BacktraceImpl.h"
#include "BacktraceThread.h"
class CorkscrewMap : public BacktraceMap {
public:
CorkscrewMap(pid_t pid);
virtual ~CorkscrewMap();
virtual bool Build();
map_info_t* GetMapInfo() { return map_info_; }
private:
map_info_t* map_info_;
};
class CorkscrewCommon : public BacktraceImpl {
public:
bool GenerateFrameData(backtrace_frame_t* cork_frames, ssize_t num_frames);
};
class CorkscrewCurrent : public CorkscrewCommon {
public:
CorkscrewCurrent();
virtual ~CorkscrewCurrent();
virtual bool Unwind(size_t num_ignore_threads);
virtual std::string GetFunctionNameRaw(uintptr_t pc, uintptr_t* offset);
};
class CorkscrewThread : public CorkscrewCurrent, public BacktraceThreadInterface {
public:
CorkscrewThread();
virtual ~CorkscrewThread();
virtual void ThreadUnwind(
siginfo_t* siginfo, void* sigcontext, size_t num_ignore_frames);
};
class CorkscrewPtrace : public CorkscrewCommon {
public:
CorkscrewPtrace();
virtual ~CorkscrewPtrace();
virtual std::string GetFunctionNameRaw(uintptr_t pc, uintptr_t* offset);
virtual bool Unwind(size_t num_ignore_threads);
private:
ptrace_context_t* ptrace_context_;
};
#endif // _LIBBACKTRACE_CORKSCREW_H
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