FreeBSD/Linux Kernel Cross Reference
sys/coda/coda_pioctl.h

     /*      $NetBSD: coda_pioctl.h,v 1.5 1999/10/17 23:39:15 cgd Exp $      */
     
     /*
      * 
      *             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.
     * 
     *      @(#) coda/coda_pioctl.h,v 1.1.1.1 1998/08/29 21:26:46 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.
     */
    
    /*
     * 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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