File: [local] / src / sys / dev / vndioctl.h (download)
Revision 1.3, Tue Jun 20 21:29:20 2000 UTC (23 years, 11 months ago) by provos
Branch: MAIN
CVS Tags: OPENBSD_3_0_BASE, OPENBSD_3_0, OPENBSD_2_9_BASE, OPENBSD_2_9, OPENBSD_2_8_BASE, OPENBSD_2_8 Changes since 1.2: +3 -1 lines
add encryption for svnd's for Erich <hh@cyberpass.net>. You can do a
poor man's encrypted file system with this. Blame the Greek. okay niklas@
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/* $OpenBSD: vndioctl.h,v 1.3 2000/06/20 21:29:20 provos 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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
*/
/*
* Ioctl definitions for file (vnode) disk pseudo-device.
*/
struct vnd_ioctl {
char *vnd_file; /* pathname of file to mount */
int vnd_size; /* (returned) size of disk */
u_char *vnd_key;
int vnd_keylen;
};
/*
* 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 */