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/*
 * 
 *             Coda: an Experimental Distributed File System
 *                              Release 3.1
 * 
 *           Copyright (c) 1987-1998 Carnegie Mellon University
 *                          All Rights Reserved
 * 
 * Permission  to  use, copy, modify and distribute this software and its
 * documentation is hereby granted,  provided  that  both  the  copyright
 * notice  and  this  permission  notice  appear  in  all  copies  of the
 * software, derivative works or  modified  versions,  and  any  portions
 * thereof, and that both notices appear in supporting documentation, and
 * that credit is given to Carnegie Mellon University  in  all  documents
 * and publicity pertaining to direct or indirect use of this code or its
 * derivatives.
 * 
 * CODA IS AN EXPERIMENTAL SOFTWARE SYSTEM AND IS  KNOWN  TO  HAVE  BUGS,
 * SOME  OF  WHICH MAY HAVE SERIOUS CONSEQUENCES.  CARNEGIE MELLON ALLOWS
 * FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION.   CARNEGIE  MELLON
 * DISCLAIMS  ANY  LIABILITY  OF  ANY  KIND  FOR  ANY  DAMAGES WHATSOEVER
 * RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE  OR  OF
 * ANY DERIVATIVE WORK.
 * 
 * Carnegie  Mellon  encourages  users  of  this  software  to return any
 * improvements or extensions that  they  make,  and  to  grant  Carnegie
 * Mellon the rights to redistribute these changes without encumbrance.
 * 
 * 	@(#) src/sys/coda/coda_pioctl.h,v 1.1.1.1 1998/08/29 21:14:52 rvb Exp $ 
 *  $Id: coda_pioctl.h,v 1.3 1998/09/11 18:50:17 rvb Exp $
 * 
 */

/* 
 * Mach Operating System
 * Copyright (c) 1989 Carnegie-Mellon University
 * Copyright (c) 1988 Carnegie-Mellon University
 * Copyright (c) 1987 Carnegie-Mellon University
 * All rights reserved.  The CMU software License Agreement specifies
 * the terms and conditions for use and redistribution.
 */

/*
 * HISTORY
 * $Log: coda_pioctl.h,v $
 * Revision 1.3  1998/09/11 18:50:17  rvb
 * All the references to cfs, in symbols, structs, and strings
 * have been changed to coda.  (Same for CFS.)
 *
 * Revision 1.2  1998/09/02 19:09:53  rvb
 * Pass2 complete
 *
 * Revision 1.1.1.1  1998/08/29 21:14:52  rvb
 * Very Preliminary Coda
 *
 * Revision 1.7  1998/08/28 18:12:26  rvb
 * Now it also works on FreeBSD -current.  This code will be
 * committed to the FreeBSD -current and NetBSD -current
 * trees.  It will then be tailored to the particular platform
 * by flushing conditional code.
 *
 * Revision 1.6  1998/08/18 17:05:26  rvb
 * Don't use __RCSID now
 *
 * Revision 1.5  1998/08/18 16:31:51  rvb
 * Sync the code for NetBSD -current; test on 1.3 later
 *
 * Revision 1.4  98/01/23  11:53:54  rvb
 * Bring RVB_CODA1_1 to HEAD
 * 
 * Revision 1.3.2.1  97/12/06  17:41:29  rvb
 * Sync with peters coda.h
 * 
 * Revision 1.3  97/12/05  10:39:31  rvb
 * Read CHANGES
 * 
 * Revision 1.2.34.2  97/11/13  22:03:06  rvb
 * pass2 cfs_NetBSD.h mt
 * 
 * Revision 1.2.34.1  97/11/12  12:38:11  rvb
 * mach_vioctl.h -> pioctl.h
 * 
 * Revision 1.2  96/01/02  16:57:27  bnoble
 * Added support for Coda MiniCache and raw inode calls (final commit)
 * 
 * Revision 1.1.2.1  1995/12/20 01:57:54  bnoble
 * Added CODA-specific files
 *
 * Revision 2.4  90/08/30  11:51:12  bohman
 * 	Ioctl changes for STDC.
 * 	[90/08/28            bohman]
 * 
 * Revision 2.3  89/03/09  22:10:26  rpd
 * 	More cleanup.
 * 
 * Revision 2.2  89/02/25  17:58:32  gm0w
 * 	Changes for cleanup.
 * 
 *  7-Feb-87  Avadis Tevanian (avie) at Carnegie-Mellon University
 *	No need for VICE conditional.
 *
 * 22-Oct-86  Jay Kistler (jjk) at Carnegie-Mellon University
 *	Created from Andrew's vice.h and viceioctl.h.
 *
 */
/*
 * ITC Remote file system - vice ioctl interface module
 */

/*
 *  TODO:  Find /usr/local/include/viceioctl.h.
 */

#ifndef	_SYS_PIOCTL_H_
#define _SYS_PIOCTL_H_

/* The 2K limits above are a consequence of the size of the kernel buffer
   used to buffer requests from the user to venus--2*MAXPATHLEN.
   The buffer pointers may be null, or the counts may be 0 if there
   are no input or output parameters
 */

#define _VICEIOCTL(id)  ((unsigned int ) _IOW('V', id, struct ViceIoctl))

/* Use this macro to define up to 256 vice ioctl's.  These ioctl's
   all potentially have in/out parameters--this depends upon the
   values in the ViceIoctl structure.  This structure is itself passed
   into the kernel by the normal ioctl parameter passing mechanism.
 */

#define _VALIDVICEIOCTL(com) (com >= _VICEIOCTL(0) && com <= _VICEIOCTL(255))

#endif
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