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/**********************************************************************
*
* LEAKFINDER.H
*
*
*
* LICENSE (http://www.opensource.org/licenses/bsd-license.php)
*
* Copyright (c) 2005-2010, Jochen Kalmbach
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* Neither the name of Jochen Kalmbach nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
**********************************************************************/
// #pragma once is supported starting with _MCS_VER 1000,
// so we need not to check the version (because we only support _MSC_VER >= 1100)!
#pragma once
#include <windows.h>
#ifdef __cplusplus
extern "C" {
#endif
HRESULT InitLeakFinder();
void DeinitLeakFinder();
#ifdef __cplusplus
}
#endif
// The following is only available if the file is CPP
#ifdef __cplusplus
#include "StackWalker.h"
// Interface for output...
class LeakFinderOutput : public StackWalker
{
public:
typedef enum LeakFinderOptions
{
// No addition info will be retrived
// (only the address is available)
LeakFinderNone = 0,
LeakFinderShowCompleteCallstack = 0x1000
} LeakFinderOptions;
LeakFinderOutput(int options = OptionsAll, LPCSTR szSymPath = nullptr);
virtual void OnLeakSearchStart(LPCSTR sszLeakFinderName);
virtual void OnLeakStartEntry(LPCSTR szKeyName, SIZE_T nDataSize);
protected:
virtual void OnCallstackEntry(CallstackEntryType eType, CallstackEntry &entry);
virtual void OnOutput(LPCSTR szText)
{
printf(szText);
StackWalker::OnOutput(szText);
}
virtual void OnDbgHelpErr(LPCSTR szFuncName, DWORD gle, DWORD64 addr)
{
if (strcmp(szFuncName, "SymGetLineFromAddr64") == 0) return;
StackWalker::OnDbgHelpErr(szFuncName, gle, addr);
}
};
class LeakFinderXmlOutput : public LeakFinderOutput
{
public:
LeakFinderXmlOutput();
virtual ~LeakFinderXmlOutput();
LeakFinderXmlOutput(LPCTSTR szFileName);
virtual void OnLeakSearchStart(LPCSTR sszLeakFinderName);
virtual void OnLeakStartEntry(LPCSTR szKeyName, SIZE_T nDataSize);
protected:
virtual void OnCallstackEntry(CallstackEntryType eType, CallstackEntry &entry);
virtual void OnOutput(LPCSTR szText) { }
virtual void OnDbgHelpErr(LPCSTR szFuncName, DWORD gle, DWORD64 addr) { }
FILE * m_fXmlFile;
int m_Progress;
};
// C++ interface:
void DeinitLeakFinder(LeakFinderOutput *output);
class ZZZ_LeakFinder
{
public:
ZZZ_LeakFinder()
{
m_pXml = nullptr;
#ifdef XML_LEAK_FINDER
m_pXml = new LeakFinderXmlOutput();
#endif
InitLeakFinder();
}
~ZZZ_LeakFinder()
{
DeinitLeakFinder(m_pXml);
if (m_pXml != nullptr) delete m_pXml;
}
protected:
LeakFinderXmlOutput *m_pXml;
};
#if defined(INIT_LEAK_FINDER)
#if _MSC_VER >= 1200
#pragma warning(push)
#endif
#pragma warning (disable:4074)
// WARNING: If you enable this option, the code might run without the CRT being initialized or after the CRT was deinitialized!!!
// Currently the code is not designed to bypass the CRT...
//#pragma init_seg (compiler)
ZZZ_LeakFinder zzz_LeakFinder;
#if _MSC_VER >= 1200
#pragma warning(pop)
#else
#pragma warning(default:4074)
#endif
#endif
#endif // __cplusplus
extern void DumpUsedMemory(LeakFinderOutput * output = nullptr);
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