85 lines
2.8 KiB
C
85 lines
2.8 KiB
C
/* $NetBSD: misc.c,v 1.6 1999/03/14 11:39:28 drochner Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "from: @(#)misc.c 8.1 (Berkeley) 6/4/93";
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#else
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__RCSID("$NetBSD: misc.c,v 1.6 1999/03/14 11:39:28 drochner Exp $");
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#endif
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/mount.h>
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#include <ufs/ufs/dinode.h>
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#include <ufs/lfs/lfs.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <syslog.h>
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#include "clean.h"
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extern char *special;
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void
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get(fd, off, p, len)
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int fd;
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off_t off;
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void *p;
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size_t len;
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{
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int rbytes;
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if (lseek(fd, off, SEEK_SET) < 0) {
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syslog(LOG_ERR, "Exiting: %s: lseek: %m", special);
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exit(1);
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}
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if ((rbytes = read(fd, p, len)) < 0) {
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syslog(LOG_ERR, "Exiting: %s: read: %m", special);
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exit(1);
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}
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if (rbytes != len) {
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syslog(LOG_ERR, "Exiting: %s: short read (%d, not %ld)",
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special, rbytes, (long)len);
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exit(1);
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}
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}
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