mmioctl.h

来自「基于DS编写的windows驱动程序内存映射示例程序,初学者必看」· C头文件 代码 · 共 18 行

// mmioctl.h - ioctl code for MAPMEM example
//=============================================================================
//
// Compuware Corporation
// NuMega Lab
// 9 Townsend West
// Nashua, NH 03060  USA
//
// Copyright (c) 1998 Compuware Corporation. All Rights Reserved.
// Unpublished - rights reserved under the Copyright laws of the
// United States.
//
//=============================================================================
#define IOCTL_MAPMEM_MAP_DEVICE \
	CTL_CODE(FILE_DEVICE_UNKNOWN, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_MAPMEM_UNMAP_DEVICE \
	CTL_CODE(FILE_DEVICE_UNKNOWN, 1, METHOD_BUFFERED, FILE_ANY_ACCESS)