2025-11-28 00:35:46 +09:00

93 lines
2.6 KiB
C++

//-----------------------------------------------------------------------------
// Microsoft OLE DB RowsetViewer
// Copyright (C) 1994 - 1999 By Microsoft Corporation.
//
// @doc
//
// @module SPY.H
//
//-----------------------------------------------------------------------------------
#ifndef _SPY_H_
#define _SPY_H_
/////////////////////////////////////////////////////////////////////////////
// Includes
//
/////////////////////////////////////////////////////////////////////////////
#include "objidl.h" //IMallocSpy
#include "List.h" //CList
/////////////////////////////////////////////////////////////////////////////
// C-Runtime hooks
//
/////////////////////////////////////////////////////////////////////////////
void EnableCRTReportHook(BOOL fEnable = TRUE);
void EnableCRTAllocHook(BOOL fEnable = TRUE);
/////////////////////////////////////////////////////////////////////////////
// CMallocSpy
//
/////////////////////////////////////////////////////////////////////////////
class CMallocSpy : public IMallocSpy
{
public:
CMallocSpy();
virtual ~CMallocSpy();
//Interface
virtual HRESULT AddToList(void* pv);
virtual HRESULT RemoveFromList(void* pv);
virtual HRESULT DumpLeaks();
virtual void Reset();
//Registration
virtual HRESULT Register();
virtual HRESULT Unregister();
// IUnknown methods
virtual STDMETHODIMP QueryInterface(REFIID riid, void** ppIUnknown);
virtual STDMETHODIMP_(ULONG) AddRef();
virtual STDMETHODIMP_(ULONG) Release();
// IMallocSpy methods
//Alloc
virtual STDMETHODIMP_(SIZE_T) PreAlloc(SIZE_T cbRequest);
virtual STDMETHODIMP_(void*) PostAlloc(void *pActual);
//Free
virtual STDMETHODIMP_(void*) PreFree(void *pRequest, BOOL fSpyed);
virtual STDMETHODIMP_(void ) PostFree(BOOL fSpyed);
//Realloc
virtual STDMETHODIMP_(SIZE_T) PreRealloc(void *pRequest, SIZE_T cbRequest, void **ppNewRequest, BOOL fSpyed);
virtual STDMETHODIMP_(void*) PostRealloc(void *pActual, BOOL fSpyed);
//GetSize
virtual STDMETHODIMP_(void*) PreGetSize(void *pRequest, BOOL fSpyed);
virtual STDMETHODIMP_(SIZE_T) PostGetSize(SIZE_T cbActual, BOOL fSpyed);
//DidAlloc
virtual STDMETHODIMP_(void*) PreDidAlloc(void *pRequest, BOOL fSpyed);
virtual STDMETHODIMP_(BOOL) PostDidAlloc(void *pRequest, BOOL fSpyed, BOOL fActual);
//HeapMinimize
virtual STDMETHODIMP_(void ) PreHeapMinimize();
virtual STDMETHODIMP_(void ) PostHeapMinimize();
protected:
ULONG m_cRef; //Reference count
SIZE_T m_cbRequest; //Bytes requested
ULONG m_cAllocations; //Memory Allocations
CList<void*, void*> CAllocList; //List to keep track of leaks
};
#endif // _SPY_H_