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/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* 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.
*/
#if 0
#ifndef lint
static const char sccsid[] = "@(#)pass3.c 8.2 (Berkeley) 4/27/95";
#endif /* not lint */
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <ufs/ufs/dinode.h>
#include <ufs/ufs/dir.h>
#include <ufs/ffs/fs.h>
#include <string.h>
#include "fsck.h"
void
pass3(void)
{
struct inoinfo *inp;
int loopcnt, inpindex, state;
ino_t orphan;
struct inode ip;
struct inodesc idesc;
char namebuf[UFS_MAXNAMLEN+1];
for (inpindex = inplast - 1; inpindex >= 0; inpindex--) {
if (got_siginfo) {
printf("%s: phase 3: dir %d of %d (%d%%)\n", cdevname,
(int)(inplast - inpindex - 1), (int)inplast,
(int)((inplast - inpindex - 1) * 100 / inplast));
got_siginfo = 0;
}
if (got_sigalarm) {
setproctitle("%s p3 %d%%", cdevname,
(int)((inplast - inpindex - 1) * 100 / inplast));
got_sigalarm = 0;
}
inp = inpsort[inpindex];
state = inoinfo(inp->i_number)->ino_state;
if (inp->i_number == UFS_ROOTINO ||
(inp->i_parent != 0 && !S_IS_DUNFOUND(state)))
continue;
if (state == DCLEAR)
continue;
/*
* If we are running with soft updates and we come
* across unreferenced directories, we just leave
* them in DSTATE which will cause them to be pitched
* in pass 4.
*/
if ((preen || bkgrdflag) &&
resolved && usedsoftdep && S_IS_DUNFOUND(state)) {
if (inp->i_dotdot >= UFS_ROOTINO)
inoinfo(inp->i_dotdot)->ino_linkcnt++;
continue;
}
for (loopcnt = 0; ; loopcnt++) {
orphan = inp->i_number;
if (inp->i_parent == 0 ||
!INO_IS_DUNFOUND(inp->i_parent) ||
loopcnt > countdirs)
break;
inp = getinoinfo(inp->i_parent);
}
if (loopcnt <= countdirs) {
if (linkup(orphan, inp->i_dotdot, NULL)) {
inp->i_parent = inp->i_dotdot = lfdir;
inoinfo(lfdir)->ino_linkcnt--;
}
inoinfo(orphan)->ino_state = DFOUND;
propagate();
continue;
}
pfatal("ORPHANED DIRECTORY LOOP DETECTED I=%lu",
(u_long)orphan);
if (reply("RECONNECT") == 0)
continue;
memset(&idesc, 0, sizeof(struct inodesc));
idesc.id_type = DATA;
idesc.id_number = inp->i_parent;
idesc.id_parent = orphan;
idesc.id_func = findname;
idesc.id_name = namebuf;
ginode(inp->i_parent, &ip);
if ((ckinode(ip.i_dp, &idesc) & FOUND) == 0)
pfatal("COULD NOT FIND NAME IN PARENT DIRECTORY");
if (linkup(orphan, inp->i_parent, namebuf)) {
idesc.id_func = clearentry;
if (ckinode(ip.i_dp, &idesc) & FOUND)
inoinfo(orphan)->ino_linkcnt++;
inp->i_parent = inp->i_dotdot = lfdir;
inoinfo(lfdir)->ino_linkcnt--;
}
irelse(&ip);
inoinfo(orphan)->ino_state = DFOUND;
propagate();
}
}