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/* $OpenBSD: pass1b.c,v 1.14 2007/04/10 16:08:17 millert Exp $ */
/* $NetBSD: pass1b.c,v 1.10 1996/09/23 16:18:37 christos Exp $ */
/*
* Copyright (c) 1980, 1986, 1993
* The Regents of the University of California. 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. 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.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#)pass1b.c 8.1 (Berkeley) 6/5/93";
#else
static const char rcsid[] = "$OpenBSD: pass1b.c,v 1.14 2007/04/10 16:08:17 millert Exp $";
#endif
#endif /* not lint */
#include <sys/param.h>
#include <sys/time.h>
#include <ufs/ufs/dinode.h>
#include <ufs/ffs/fs.h>
#include <stdio.h>
#include <string.h>
#include "fsck.h"
#include "extern.h"
static int pass1bcheck(struct inodesc *);
static struct dups *duphead;
static ino_t info_inumber;
static int
pass1b_info(char *buf, size_t buflen)
{
return (snprintf(buf, buflen, "phase 1b, inode %d/%d",
info_inumber, sblock.fs_ipg * sblock.fs_ncg) > 0);
}
void
pass1b(void)
{
int c, i;
union dinode *dp;
struct inodesc idesc;
ino_t inumber;
memset(&idesc, 0, sizeof(struct inodesc));
idesc.id_type = ADDR;
idesc.id_func = pass1bcheck;
duphead = duplist;
inumber = 0;
info_fn = pass1b_info;
for (c = 0; c < sblock.fs_ncg; c++) {
for (i = 0; i < sblock.fs_ipg; i++, inumber++) {
info_inumber = inumber;
if (inumber < ROOTINO)
continue;
dp = ginode(inumber);
if (dp == NULL)
continue;
idesc.id_number = inumber;
if (statemap[inumber] != USTATE &&
(ckinode(dp, &idesc) & STOP))
return;
}
}
info_fn = NULL;
}
static int
pass1bcheck(struct inodesc *idesc)
{
struct dups *dlp;
int nfrags, res = KEEPON;
daddr_t blkno = idesc->id_blkno;
for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) {
if (chkrange(blkno, 1))
res = SKIP;
for (dlp = duphead; dlp; dlp = dlp->next) {
if (dlp->dup == blkno) {
blkerror(idesc->id_number, "DUP", blkno);
dlp->dup = duphead->dup;
duphead->dup = blkno;
duphead = duphead->next;
}
if (dlp == muldup)
break;
}
if (muldup == 0 || duphead == muldup->next)
return (STOP);
}
return (res);
}
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