Source code of Windows XP (NT5)
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/*++
Copyright (c) 1995 Microsoft Corporation
Module Name:
memcheck
Abstract:
This header file provides access to the memory allocation debugging
utilities.
Author:
Doug Barlow (dbarlow) 9/29/1995
Environment:
Win32
Notes:
--*/
#ifndef _MEMCHECK_H_
#define _MEMCHECK_H_
#if DBG
#if ((!defined (OS_WINCE)) || (_WIN32_WCE > 300))
#ifdef __cplusplus
#include <iostream.h> // Just in case it's not anywhere else.
extern "C" {
#else // __cplusplus
#include <stdio.h> // Just in case it's not anywhere else.
#endif // __cplusplus
#else
#include <stdio.h>
#endif
//-----------------------------------------------------------------------------
//
// Function prototype
//
//-----------------------------------------------------------------------------
extern BOOL
debugGbl; // Whether or not to print breakpoint status.
extern void
Breakpoint( // A convienient spot for a breakpoint.
void);
extern LPVOID
AllocateMemory( // Memory manipulation routines.
DWORD bytes,
LPCTSTR allocator);
extern LPVOID
ReallocateMemory(
LPVOID mem,
DWORD bytes);
extern LPVOID
FreeMemory(
LPVOID mem);
LPCTSTR
typeMemory( // Show the reason for allocation.
LPVOID mem);
extern void
DisplayMemory( // Report statistics on allocated memory.
void);
BOOL
ValidateMemory( // Check out the allocations
void);
#if ((!defined (OS_WINCE)) || (_WIN32_WCE > 300))
#ifdef __cplusplus
}
#ifdef _MSVC
extern void
SetReason(
LPCTSTR szWhy);
extern void *
::operator new(
size_t size);
extern void
::operator delete(
void *obj);
#endif
#endif __cplusplus
#endif
#else // _DEBUG
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
extern LPVOID
AllocateMemory(
DWORD bytes);
extern LPVOID
ReallocateMemory(
LPVOID mem,
DWORD bytes);
extern LPVOID
FreeMemory(
LPVOID mem);
#ifdef __cplusplus
}
#endif // __cplusplus
#endif // _DEBUG
#ifdef TRACE
#undef TRACE // Get rid of any conflicting definitions.
#endif
#ifdef ASSERT
#undef ASSERT
#endif
#if defined(_DEBUG) && defined (_MSVC)
#define breakpoint Breakpoint()
#ifdef __cplusplus
#define TRACE(aMessage) cout << aMessage << endl;
#define ASSERT(aTruism) if (!(aTruism)) { \
TRACE("Assertion failed:\n " << #aTruism << "\n module " << __FILE__ << " line " << __LINE__) \
breakpoint; }
#define NEWReason(x) SetReason(x);
#define DECLARE_NEW \
void *operator new(size_t size); \
void operator delete(void *obj);
#define IMPLEMENT_NEW(cls) \
void * cls::operator new(size_t size) { \
return (cls *)AllocateMemory(size, #cls " Object"); } \
void cls::operator delete(void *obj) { \
FreeMemory(obj); }
#define IMPLEMENT_INLINE_NEW(cls) \
inline void * cls::operator new(size_t size) { \
return (cls *)AllocateMemory(size, #cls " Object"); } \
inline void cls::operator delete(void *obj) { \
FreeMemory(obj); }
#else
#define TRACE(aMessage) (void)printf aMessage, fflush(stdout);
#define ASSERT(aTruism) if (!(aTruism)) { \
TRACE(("Assertion failed:\n %s\n module %s, line %d\n", #aTruism, __FILE__, __LINE__)) \
breakpoint; }
#endif
#define allocateMemory(aLocation, aType, aSize, aReason) \
aLocation = (aType)AllocateMemory(aSize, aReason)
#define reallocateMemory(aLocation, aType, aSize) \
aLocation = (aType)ReallocateMemory(aLocation, aSize)
#define freeMemory(aLocation, aType) \
aLocation = (aType)FreeMemory(aLocation)
#define displayMemory DisplayMemory()
#else
#define breakpoint
#define TRACE(aMessage)
#define ASSERT(aTruism)
#ifdef __cplusplus
#define NEWReason(x)
#define DECLARE_NEW
#define IMPLEMENT_NEW(cls)
#endif
#define allocateMemory(aLocation, aType, aSize, aReason) \
aLocation = (aType)GlobalAlloc(GMEM_FIXED, aSize)
#define reallocateMemory(aLocation, aType, aSize) \
aLocation = (aType)GlobalReAlloc(aLocation, aSize, 0)
#define freeMemory(aLocation, aType) \
aLocation = (aType)GlobalFree(aLocation)
#define displayMemory
#endif // _DEBUG
#endif // _MEMCHECK_H_
// End memcheck.h