ioctls.h

来自「微软出版社出版」· C头文件 代码 · 共 16 行

// IOCTLS.H -- IOCTL code definitions for evwait 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_REGISTER_EVENT CTL_CODE(FILE_DEVICE_UNKNOWN, 0x800, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_SIGNAL_EVENT CTL_CODE(FILE_DEVICE_UNKNOWN, 0x801, METHOD_NEITHER, FILE_ANY_ACCESS)

#endif