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//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
//
//
#ifndef __unwinder_amd64_h__
#define __unwinder_amd64_h__
#include "unwinder.h"
//---------------------------------------------------------------------------------------
//
// See the comment for the base class code:OOPStackUnwinder.
//
class OOPStackUnwinderAMD64 : public OOPStackUnwinder
{
public:
// Unwind the given CONTEXT to the caller CONTEXT. The CONTEXT will be overwritten.
static BOOL Unwind(CONTEXT * pContext);
//
// Everything below comes from dbghelp.dll.
//
static HRESULT VirtualUnwind(__in DWORD HandlerType,
__in DWORD64 ImageBase,
__in DWORD64 ControlPc,
__in _PIMAGE_RUNTIME_FUNCTION_ENTRY FunctionEntry,
__inout PCONTEXT ContextRecord,
__out PVOID *HandlerData,
__out PDWORD64 EstablisherFrame,
__inout_opt PKNONVOLATILE_CONTEXT_POINTERS ContextPointers,
__deref_opt_out_opt PEXCEPTION_ROUTINE *HandlerRoutine);
protected:
static ULONG UnwindOpSlots(__in UNWIND_CODE UnwindCode);
static HRESULT UnwindEpilogue(__in ULONG64 ImageBase,
__in ULONG64 ControlPc,
__in ULONG EpilogueOffset,
__in _PIMAGE_RUNTIME_FUNCTION_ENTRY FunctionEntry,
__inout PCONTEXT ContextRecord,
__inout_opt PKNONVOLATILE_CONTEXT_POINTERS ContextPointers);
static HRESULT UnwindPrologue(__in DWORD64 ImageBase,
__in DWORD64 ControlPc,
__in DWORD64 FrameBase,
__in _PIMAGE_RUNTIME_FUNCTION_ENTRY FunctionEntry,
__inout PCONTEXT ContextRecord,
__inout_opt PKNONVOLATILE_CONTEXT_POINTERS ContextPointers,
__deref_out _PIMAGE_RUNTIME_FUNCTION_ENTRY *FinalFunctionEntry);
static _PIMAGE_RUNTIME_FUNCTION_ENTRY LookupPrimaryFunctionEntry
(__in _PIMAGE_RUNTIME_FUNCTION_ENTRY FunctionEntry,
__in DWORD64 ImageBase);
static _PIMAGE_RUNTIME_FUNCTION_ENTRY SameFunction
(__in _PIMAGE_RUNTIME_FUNCTION_ENTRY FunctionEntry,
__in DWORD64 ImageBase,
__in DWORD64 ControlPc);
static UNWIND_INFO * GetUnwindInfo(TADDR taUnwindInfo);
};
#endif // __unwinder_amd64_h__
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