www.pudn.com > Microsoft Windows驱动程序模型设计 源代码.zip > Ioctls.h

// IOCTLS.H -- IOCTL code definitions for wmiextra driver 
// Copyright (C) 1999 by Walter Oney 
// All rights reserved 
 
#ifndef IOCTLS_H 
#define IOCTLS_H 
 
#ifndef CTL_CODE 
	#pragma message("CTL_CODE undefined. Include winioctl.h or wdm.h") 
#endif 
 
#define IOCTL_FIRE_EVENT CTL_CODE(FILE_DEVICE_UNKNOWN, 0x800, METHOD_NEITHER, FILE_ANY_ACCESS) 
 
#endif