drivers/dd/null/null.h

   1 /* $Id$
   2  *
   3  * COPYRIGHT:        See COPYING in the top level directory
   4  * PROJECT:          ReactOS kernel
   5  * FILE:             services/dd/null/null.h
   6  * PURPOSE:          NULL device driver internal definitions
   7  * PROGRAMMER:       KJK::Hyperion <noog@libero.it>
   8  * UPDATE HISTORY:
   9  *              29/04/2002: Created
  10  */
  11
  12 typedef enum __tagNULL_EXTENSION{
  13  NullBitBucket,
  14  NullZeroStream,
  15 } NULL_EXTENSION, *PNULL_EXTENSION;
  16
  17 #define NULL_DEVICE_TYPE(__DEVICE__) (*((PNULL_EXTENSION)((__DEVICE__)->DeviceExtension)))
  18
  19 /* EOF */