IABSD.fr/src/sys/dev/vndioctl.h

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• Author : jca
  Date : 2019-11-18 22:32:45
  Hash : b2a82e47
  Message : Delete commented out VNDIOCGET60 ioctl Spotted by Benjamin Baier

• sys/dev/vndioctl.h

• /*	$OpenBSD: vndioctl.h,v 1.11 2019/11/18 22:32:45 jca Exp $	*/
  /*	$NetBSD: vndioctl.h,v 1.5 1995/01/25 04:46:30 cgd Exp $	*/
  
  /*
   * Copyright (c) 1988 University of Utah.
   * Copyright (c) 1990, 1993
   *	The Regents of the University of California.  All rights reserved.
   *
   * This code is derived from software contributed to Berkeley by
   * the Systems Programming Group of the University of Utah Computer
   * Science Department.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. Neither the name of the University nor the names of its contributors
   *    may be used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   * from: Utah $Hdr: fdioctl.h 1.1 90/07/09$
   *
   *	@(#)vnioctl.h	8.1 (Berkeley) 6/10/93
   */
  
  #ifndef _SYS_VNDIOCTL_H_
  #define _SYS_VNDIOCTL_H_
  
  #define VNDNLEN	1024		/* PATH_MAX */
  
  /*
   * Ioctl definitions for file (vnode) disk pseudo-device.
   */
  struct vnd_ioctl {
  	char	*vnd_file;	/* pathname of file to mount */
  	size_t	vnd_secsize;	/* sector size in bytes */
  	size_t	vnd_nsectors;	/* number of sectors in a track */
  	size_t	vnd_ntracks;	/* number of tracks per cylinder (i.e. heads) */
  	off_t	vnd_size;	/* (returned) size of disk */
  	u_char	*vnd_key;
  	int	vnd_keylen;
  };
  
  /*
   * A simple structure used by userland to query about a specific vnd.
   */
  struct vnd_user {
  	char	vnu_file[VNDNLEN];	/* vnd file */
  	int	vnu_unit;		/* vnd unit */
  	dev_t	vnu_dev;		/* vnd device */
  	ino_t	vnu_ino;		/* vnd inode */
  };
  
  /*
   * Before you can use a unit, it must be configured with VNDIOCSET.
   * The configuration persists across opens and closes of the device;
   * an VNDIOCCLR must be used to reset a configuration.  An attempt to
   * VNDIOCSET an already active unit will return EBUSY.
   */
  #define VNDIOCSET	_IOWR('F', 0, struct vnd_ioctl)	/* enable disk */
  #define VNDIOCCLR	_IOW('F', 1, struct vnd_ioctl)	/* disable disk */
  #define VNDIOCGET	_IOWR('F', 3, struct vnd_user)	/* get disk info */
  
  #endif /* !_SYS_VNDIOCTL_H_ */