105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/stackwalk.h
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// Purpose: wxStackWalker for MSW
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 2005-01-08
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// Copyright: (c) 2005 Vadim Zeitlin <vadim@wxwindows.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_MSW_STACKWALK_H_
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#define _WX_MSW_STACKWALK_H_
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#include "wx/arrstr.h"
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// these structs are declared in windows headers
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struct _CONTEXT;
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struct _EXCEPTION_POINTERS;
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// and these in dbghelp.h
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struct _SYMBOL_INFO;
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// ----------------------------------------------------------------------------
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// wxStackFrame
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_BASE wxStackFrame : public wxStackFrameBase
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{
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private:
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wxStackFrame *ConstCast() const
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{ return const_cast<wxStackFrame *>(this); }
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size_t DoGetParamCount() const { return m_paramTypes.GetCount(); }
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public:
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wxStackFrame(size_t level, void *address, size_t addrFrame)
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: wxStackFrameBase(level, address)
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{
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m_hasName =
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m_hasLocation = false;
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m_addrFrame = addrFrame;
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}
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virtual size_t GetParamCount() const
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{
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ConstCast()->OnGetParam();
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return DoGetParamCount();
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}
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virtual bool
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GetParam(size_t n, wxString *type, wxString *name, wxString *value) const;
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// callback used by OnGetParam(), don't call directly
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void OnParam(_SYMBOL_INFO *pSymInfo);
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protected:
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virtual void OnGetName();
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virtual void OnGetLocation();
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void OnGetParam();
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// helper for debug API: it wants to have addresses as DWORDs
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size_t GetSymAddr() const
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{
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return reinterpret_cast<size_t>(m_address);
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}
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private:
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bool m_hasName,
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m_hasLocation;
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size_t m_addrFrame;
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wxArrayString m_paramTypes,
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m_paramNames,
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m_paramValues;
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};
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// ----------------------------------------------------------------------------
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// wxStackWalker
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_BASE wxStackWalker : public wxStackWalkerBase
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{
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public:
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// we don't use ctor argument, it is for compatibility with Unix version
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// only
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wxStackWalker(const char * WXUNUSED(argv0) = NULL) { }
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virtual void Walk(size_t skip = 1, size_t maxDepth = wxSTACKWALKER_MAX_DEPTH);
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#if wxUSE_ON_FATAL_EXCEPTION
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virtual void WalkFromException(size_t maxDepth = wxSTACKWALKER_MAX_DEPTH);
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#endif // wxUSE_ON_FATAL_EXCEPTION
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// enumerate stack frames from the given context
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void WalkFrom(const _CONTEXT *ctx, size_t skip = 1, size_t maxDepth = wxSTACKWALKER_MAX_DEPTH);
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void WalkFrom(const _EXCEPTION_POINTERS *ep, size_t skip = 1, size_t maxDepth = wxSTACKWALKER_MAX_DEPTH);
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};
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#endif // _WX_MSW_STACKWALK_H_
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