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coda_io.h revision 1.2 
      1 /*	$NetBSD: coda_io.h,v 1.2 1998/09/08 17:12:48 rvb Exp $	*/
      2 
      3 /*
      4  *
      5  *             Coda: an Experimental Distributed File System
      6  *                              Release 3.1
      7  *
      8  *           Copyright (c) 1987-1998 Carnegie Mellon University
      9  *                          All Rights Reserved
     10  *
     11  * Permission  to  use, copy, modify and distribute this software and its
     12  * documentation is hereby granted,  provided  that  both  the  copyright
     13  * notice  and  this  permission  notice  appear  in  all  copies  of the
     14  * software, derivative works or  modified  versions,  and  any  portions
     15  * thereof, and that both notices appear in supporting documentation, and
     16  * that credit is given to Carnegie Mellon University  in  all  documents
     17  * and publicity pertaining to direct or indirect use of this code or its
     18  * derivatives.
     19  *
     20  * CODA IS AN EXPERIMENTAL SOFTWARE SYSTEM AND IS  KNOWN  TO  HAVE  BUGS,
     21  * SOME  OF  WHICH MAY HAVE SERIOUS CONSEQUENCES.  CARNEGIE MELLON ALLOWS
     22  * FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION.   CARNEGIE  MELLON
     23  * DISCLAIMS  ANY  LIABILITY  OF  ANY  KIND  FOR  ANY  DAMAGES WHATSOEVER
     24  * RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE  OR  OF
     25  * ANY DERIVATIVE WORK.
     26  *
     27  * Carnegie  Mellon  encourages  users  of  this  software  to return any
     28  * improvements or extensions that  they  make,  and  to  grant  Carnegie
     29  * Mellon the rights to redistribute these changes without encumbrance.
     30  *
     31  * 	@(#) cfs/cfsio.h,v 1.1.1.1 1998/08/29 21:26:46 rvb Exp $
     32  */
     33 
     34 /*
     35  * Mach Operating System
     36  * Copyright (c) 1990 Carnegie-Mellon University
     37  * Copyright (c) 1989 Carnegie-Mellon University
     38  * All rights reserved.  The CMU software License Agreement specifies
     39  * the terms and conditions for use and redistribution.
     40  */
     41 
     42 /*
     43  * This code was written for the Coda file system at Carnegie Mellon University.
     44  * Contributers include David Steere, James Kistler, and M. Satyanarayanan.
     45  */
     46 
     47 /*
     48  * HISTORY
     49  * $Log: coda_io.h,v $
     50  * Revision 1.2  1998/09/08 17:12:48  rvb
     51  * Pass2 complete
     52  *
     53  * Revision 1.1.1.1  1998/08/29 21:26:46  rvb
     54  * Very Preliminary Coda
     55  *
     56  * Revision 1.5  1998/08/18 17:05:23  rvb
     57  * Don't use __RCSID now
     58  *
     59  * Revision 1.4  1998/08/18 16:31:47  rvb
     60  * Sync the code for NetBSD -current; test on 1.3 later
     61  *
     62  * Revision 1.3  98/01/23  11:53:49  rvb
     63  * Bring RVB_CFS1_1 to HEAD
     64  *
     65  * Revision 1.2.38.1  97/12/16  12:40:22  rvb
     66  * Sync with 1.3
     67  *
     68  * Revision 1.2  96/01/02  16:57:15  bnoble
     69  * Added support for Coda MiniCache and raw inode calls (final commit)
     70  *
     71  * Revision 1.1.2.1  1995/12/20 01:57:42  bnoble
     72  * Added CFS-specific files
     73  *
     74  * Revision 3.1.1.1  1995/03/04  19:08:20  bnoble
     75  * Branch for NetBSD port revisions
     76  *
     77  * Revision 3.1  1995/03/04  19:08:20  bnoble
     78  * Bump to major revision 3 to prepare for NetBSD port
     79  *
     80  * Revision 2.1  1994/07/21  16:25:25  satya
     81  * Conversion to C++ 3.0; start of Coda Release 2.0
     82  *
     83  * Revision 1.3  94/06/14  16:53:47  dcs
     84  * Added support for ODY-like mounting in the kernel (SETS)
     85  *
     86  * Revision 1.3  94/06/14  16:48:03  dcs
     87  * Added support for ODY-like mounting in the kernel (SETS)
     88  *
     89  * Revision 1.2  92/10/27  17:58:28  lily
     90  * merge kernel/latest and alpha/src/cfs
     91  *
     92  * Revision 1.1  92/04/03  17:35:34  satya
     93  * Initial revision
     94  *
     95  * Revision 1.5  91/02/09  12:53:26  jjk
     96  * Substituted rvb's history blurb so that we agree with Mach 2.5 sources.
     97  *
     98  * Revision 2.2.1.1  91/01/06  22:08:22  rvb
     99  * 	Created for the Coda File System.
    100  * 	[90/05/23            dcs]
    101  *
    102  * Revision 1.3  90/07/19  10:23:05  dcs
    103  * Added ; to cfs_resize definition for port to 386.
    104  *
    105  * Revision 1.2  90/05/31  17:02:09  dcs
    106  * Prepare for merge with facilities kernel.
    107  *
    108  *
    109  *
    110  */
    111 
    112 #ifndef _CFSIO_H_
    113 #define _CFSIO_H_
    114 
    115 /* Define ioctl commands for vcioctl, /dev/cfs */
    116 
    117 #define CFSRESIZE    _IOW('c', 1, struct cfs_resize )  /* Resize CFS NameCache */
    118 #define CFSSTATS      _IO('c', 2)                      /* Collect stats */
    119 #define CFSPRINT      _IO('c', 3)                      /* Print Cache */
    120 #define CFSTEST       _IO('c', 4)                      /* Print Cache */
    121 
    122 struct cfs_resize { int hashsize, heapsize; };
    123 
    124 #endif
    125