windows-nt/Source/XPSP1/NT/printscan/fax/samples/newfsp/macros.h
2020-09-26 16:20:57 +08:00

33 lines
911 B
C

/*++
Copyright (c) 1997 Microsoft Corporation
Module Name:
macros.h
Abstract:
This module contains the global macros
--*/
#ifndef _MACROS_H
#define _MACROS_H
HANDLE g_HeapHandle; // g_HeapHandle is the global handle to the heap
// MemInitializeMacro is a macro to get the handle to the heap
#define MemInitializeMacro(hHeap) (g_HeapHandle = hHeap)
// MemAllocMacro is a macro to allocate dwBytes bytes of memory from the heap
#define MemAllocMacro(dwBytes) (HeapAlloc(g_HeapHandle, HEAP_GENERATE_EXCEPTIONS | HEAP_ZERO_MEMORY, dwBytes))
// MemReAllocMacro is a macro to reallocate dwBytes bytes of memory from the heap
#define MemReAllocMacro(lpMem, dwBytes) (HeapReAlloc(g_HeapHandle, HEAP_GENERATE_EXCEPTIONS | HEAP_ZERO_MEMORY, lpMem, dwBytes))
// MemFreeMacro is a macro to free a memory block allocated from the heap
#define MemFreeMacro(lpMem) (HeapFree(g_HeapHandle, 0, lpMem))
#endif