NetBSD/distrib/utils/sysinst/geom.c

67 lines
2.3 KiB
C
Raw Normal View History

1998-06-20 17:05:48 +04:00
/* $NetBSD: geom.c,v 1.2 1998/06/20 13:05:48 mrg Exp $ */
/*
* Copyright (c) 1995, 1997 Jason R. Thorpe.
* All rights reserved.
*
* 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 for the NetBSD Project
* by Jason R. Thorpe.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/* Modified by Philip A. Nelson for use in sysinst. */
#include <sys/param.h>
#include <sys/disklabel.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <unistd.h>
#include <util.h>
/* Visible functions */
int get_geom __P((char *, struct disklabel *));
1998-06-20 17:05:48 +04:00
int
get_geom(disk, l)
char *disk;
struct disklabel *l;
{
char diskpath[MAXPATHLEN];
int fd;
/* Open the disk. */
fd = opendisk(disk, O_RDONLY, diskpath, sizeof(diskpath), 0);
if (fd < 0)
return 0;
if (ioctl(fd, DIOCGDEFLABEL, (char *)l) < 0) {
1998-06-20 17:05:48 +04:00
(void)close(fd);
return 0;
}
1998-06-20 17:05:48 +04:00
(void)close(fd);
return 1;
}