1994-05-26 06:35:07 +00:00
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/*
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* Copyright (c) 1980, 1986, 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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#ifndef lint
|
1998-12-03 02:41:11 +00:00
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|
|
#if 0
|
1997-03-11 12:20:21 +00:00
|
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|
static const char sccsid[] = "@(#)inode.c 8.8 (Berkeley) 4/28/95";
|
1998-12-03 02:41:11 +00:00
|
|
|
#endif
|
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|
|
static const char rcsid[] =
|
1999-08-28 00:22:10 +00:00
|
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|
"$FreeBSD$";
|
1994-05-26 06:35:07 +00:00
|
|
|
#endif /* not lint */
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|
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|
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#include <sys/param.h>
|
2002-06-21 06:18:05 +00:00
|
|
|
#include <sys/stdint.h>
|
1994-05-26 06:35:07 +00:00
|
|
|
#include <sys/time.h>
|
2001-03-21 09:48:03 +00:00
|
|
|
#include <sys/sysctl.h>
|
1997-03-11 12:20:21 +00:00
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|
|
1994-05-26 06:35:07 +00:00
|
|
|
#include <ufs/ufs/dinode.h>
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#include <ufs/ufs/dir.h>
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|
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#include <ufs/ffs/fs.h>
|
1997-03-11 12:20:21 +00:00
|
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#include <err.h>
|
1994-05-26 06:35:07 +00:00
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#include <pwd.h>
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#include <string.h>
|
1997-03-11 12:20:21 +00:00
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|
1994-05-26 06:35:07 +00:00
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|
#include "fsck.h"
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static ino_t startinum;
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|
2002-06-21 06:18:05 +00:00
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static int iblock(struct inodesc *, long ilevel, off_t isize);
|
1995-04-02 14:52:29 +00:00
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int
|
2002-06-21 06:18:05 +00:00
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ckinode(union dinode *dp, struct inodesc *idesc)
|
1994-05-26 06:35:07 +00:00
|
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|
{
|
2002-06-21 06:18:05 +00:00
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off_t remsize, sizepb;
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int i, offset, ret;
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union dinode dino;
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ufs2_daddr_t ndb;
|
1994-05-26 06:35:07 +00:00
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mode_t mode;
|
1996-10-08 14:54:53 +00:00
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|
char pathbuf[MAXPATHLEN + 1];
|
1994-05-26 06:35:07 +00:00
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if (idesc->id_fix != IGNORE)
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|
idesc->id_fix = DONTKNOW;
|
2000-07-06 02:03:11 +00:00
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|
idesc->id_lbn = -1;
|
1994-05-26 06:35:07 +00:00
|
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|
idesc->id_entryno = 0;
|
2002-06-21 06:18:05 +00:00
|
|
|
idesc->id_filesize = DIP(dp, di_size);
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mode = DIP(dp, di_mode) & IFMT;
|
1994-05-26 06:35:07 +00:00
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|
|
if (mode == IFBLK || mode == IFCHR || (mode == IFLNK &&
|
2002-06-21 06:18:05 +00:00
|
|
|
DIP(dp, di_size) < (unsigned)sblock.fs_maxsymlinklen))
|
1994-05-26 06:35:07 +00:00
|
|
|
return (KEEPON);
|
2002-06-21 06:18:05 +00:00
|
|
|
if (sblock.fs_magic == FS_UFS1_MAGIC)
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|
|
dino.dp1 = dp->dp1;
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|
else
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|
dino.dp2 = dp->dp2;
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|
|
ndb = howmany(DIP(&dino, di_size), sblock.fs_bsize);
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|
|
for (i = 0; i < NDADDR; i++) {
|
2000-07-06 02:03:11 +00:00
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|
idesc->id_lbn++;
|
2002-06-21 06:18:05 +00:00
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|
if (--ndb == 0 &&
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|
|
|
(offset = blkoff(&sblock, DIP(&dino, di_size))) != 0)
|
1994-05-26 06:35:07 +00:00
|
|
|
idesc->id_numfrags =
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|
|
numfrags(&sblock, fragroundup(&sblock, offset));
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|
|
else
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|
|
idesc->id_numfrags = sblock.fs_frag;
|
2002-06-21 06:18:05 +00:00
|
|
|
if (DIP(&dino, di_db[i]) == 0) {
|
1996-10-08 14:54:53 +00:00
|
|
|
if (idesc->id_type == DATA && ndb >= 0) {
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|
|
/* An empty block in a directory XXX */
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|
getpathname(pathbuf, idesc->id_number,
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|
|
idesc->id_number);
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|
|
pfatal("DIRECTORY %s: CONTAINS EMPTY BLOCKS",
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|
|
|
pathbuf);
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|
|
|
if (reply("ADJUST LENGTH") == 1) {
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|
|
dp = ginode(idesc->id_number);
|
2002-06-21 06:18:05 +00:00
|
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|
DIP(dp, di_size) = i * sblock.fs_bsize;
|
1996-10-08 14:54:53 +00:00
|
|
|
printf(
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|
|
"YOU MUST RERUN FSCK AFTERWARDS\n");
|
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|
rerun = 1;
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|
inodirty();
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|
|
|
}
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|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
continue;
|
1996-10-08 14:54:53 +00:00
|
|
|
}
|
2002-06-21 06:18:05 +00:00
|
|
|
idesc->id_blkno = DIP(&dino, di_db[i]);
|
2000-07-06 02:03:11 +00:00
|
|
|
if (idesc->id_type != DATA)
|
1994-05-26 06:35:07 +00:00
|
|
|
ret = (*idesc->id_func)(idesc);
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|
|
|
else
|
|
|
|
ret = dirscan(idesc);
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|
|
|
if (ret & STOP)
|
|
|
|
return (ret);
|
|
|
|
}
|
|
|
|
idesc->id_numfrags = sblock.fs_frag;
|
2002-06-21 06:18:05 +00:00
|
|
|
remsize = DIP(&dino, di_size) - sblock.fs_bsize * NDADDR;
|
1994-05-26 06:35:07 +00:00
|
|
|
sizepb = sblock.fs_bsize;
|
2002-06-21 06:18:05 +00:00
|
|
|
for (i = 0; i < NIADDR; i++) {
|
2000-07-06 02:03:11 +00:00
|
|
|
sizepb *= NINDIR(&sblock);
|
2002-06-21 06:18:05 +00:00
|
|
|
if (DIP(&dino, di_ib[i])) {
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|
idesc->id_blkno = DIP(&dino, di_ib[i]);
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|
ret = iblock(idesc, i + 1, remsize);
|
1994-05-26 06:35:07 +00:00
|
|
|
if (ret & STOP)
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|
|
return (ret);
|
1996-10-08 14:54:53 +00:00
|
|
|
} else {
|
2000-07-06 02:03:11 +00:00
|
|
|
idesc->id_lbn += sizepb / sblock.fs_bsize;
|
1996-10-08 14:54:53 +00:00
|
|
|
if (idesc->id_type == DATA && remsize > 0) {
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|
|
/* An empty block in a directory XXX */
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|
getpathname(pathbuf, idesc->id_number,
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|
idesc->id_number);
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|
|
pfatal("DIRECTORY %s: CONTAINS EMPTY BLOCKS",
|
|
|
|
pathbuf);
|
|
|
|
if (reply("ADJUST LENGTH") == 1) {
|
|
|
|
dp = ginode(idesc->id_number);
|
2002-06-21 06:18:05 +00:00
|
|
|
DIP(dp, di_size) -= remsize;
|
1996-10-08 14:54:53 +00:00
|
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|
remsize = 0;
|
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|
printf(
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|
"YOU MUST RERUN FSCK AFTERWARDS\n");
|
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|
|
rerun = 1;
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|
|
inodirty();
|
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|
break;
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|
|
|
}
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
remsize -= sizepb;
|
|
|
|
}
|
|
|
|
return (KEEPON);
|
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
static int
|
2002-06-21 06:18:05 +00:00
|
|
|
iblock(struct inodesc *idesc, long ilevel, off_t isize)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
1997-03-11 12:20:21 +00:00
|
|
|
struct bufarea *bp;
|
2002-07-30 13:01:25 +00:00
|
|
|
int i, n, (*func)(struct inodesc *), nif;
|
2002-06-21 06:18:05 +00:00
|
|
|
off_t sizepb;
|
1994-05-26 06:35:07 +00:00
|
|
|
char buf[BUFSIZ];
|
1996-10-08 14:54:53 +00:00
|
|
|
char pathbuf[MAXPATHLEN + 1];
|
2002-06-21 06:18:05 +00:00
|
|
|
union dinode *dp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2000-07-06 02:03:11 +00:00
|
|
|
if (idesc->id_type != DATA) {
|
1994-05-26 06:35:07 +00:00
|
|
|
func = idesc->id_func;
|
|
|
|
if (((n = (*func)(idesc)) & KEEPON) == 0)
|
|
|
|
return (n);
|
|
|
|
} else
|
|
|
|
func = dirscan;
|
|
|
|
if (chkrange(idesc->id_blkno, idesc->id_numfrags))
|
|
|
|
return (SKIP);
|
|
|
|
bp = getdatablk(idesc->id_blkno, sblock.fs_bsize);
|
|
|
|
ilevel--;
|
|
|
|
for (sizepb = sblock.fs_bsize, i = 0; i < ilevel; i++)
|
|
|
|
sizepb *= NINDIR(&sblock);
|
2002-06-21 06:18:05 +00:00
|
|
|
if (howmany(isize, sizepb) > NINDIR(&sblock))
|
1994-05-26 06:35:07 +00:00
|
|
|
nif = NINDIR(&sblock);
|
2002-06-21 06:18:05 +00:00
|
|
|
else
|
|
|
|
nif = howmany(isize, sizepb);
|
1994-05-26 06:35:07 +00:00
|
|
|
if (idesc->id_func == pass1check && nif < NINDIR(&sblock)) {
|
2002-06-21 06:18:05 +00:00
|
|
|
for (i = nif; i < NINDIR(&sblock); i++) {
|
|
|
|
if (IBLK(bp, i) == 0)
|
1994-05-26 06:35:07 +00:00
|
|
|
continue;
|
|
|
|
(void)sprintf(buf, "PARTIALLY TRUNCATED INODE I=%lu",
|
1998-06-28 19:23:03 +00:00
|
|
|
(u_long)idesc->id_number);
|
2001-05-08 06:41:56 +00:00
|
|
|
if (preen) {
|
2001-08-19 08:19:37 +00:00
|
|
|
pfatal("%s", buf);
|
2001-03-21 09:48:03 +00:00
|
|
|
} else if (dofix(idesc, buf)) {
|
2002-06-21 06:18:05 +00:00
|
|
|
IBLK(bp, i) = 0;
|
1994-05-26 06:35:07 +00:00
|
|
|
dirty(bp);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
flush(fswritefd, bp);
|
|
|
|
}
|
2002-06-21 06:18:05 +00:00
|
|
|
for (i = 0; i < nif; i++) {
|
2000-07-06 02:03:11 +00:00
|
|
|
if (ilevel == 0)
|
|
|
|
idesc->id_lbn++;
|
2002-06-21 06:18:05 +00:00
|
|
|
if (IBLK(bp, i)) {
|
|
|
|
idesc->id_blkno = IBLK(bp, i);
|
1994-05-26 06:35:07 +00:00
|
|
|
if (ilevel == 0)
|
|
|
|
n = (*func)(idesc);
|
|
|
|
else
|
|
|
|
n = iblock(idesc, ilevel, isize);
|
|
|
|
if (n & STOP) {
|
|
|
|
bp->b_flags &= ~B_INUSE;
|
|
|
|
return (n);
|
|
|
|
}
|
1996-10-08 14:54:53 +00:00
|
|
|
} else {
|
|
|
|
if (idesc->id_type == DATA && isize > 0) {
|
|
|
|
/* An empty block in a directory XXX */
|
|
|
|
getpathname(pathbuf, idesc->id_number,
|
|
|
|
idesc->id_number);
|
|
|
|
pfatal("DIRECTORY %s: CONTAINS EMPTY BLOCKS",
|
|
|
|
pathbuf);
|
|
|
|
if (reply("ADJUST LENGTH") == 1) {
|
|
|
|
dp = ginode(idesc->id_number);
|
2002-06-21 06:18:05 +00:00
|
|
|
DIP(dp, di_size) -= isize;
|
1996-10-08 14:54:53 +00:00
|
|
|
isize = 0;
|
|
|
|
printf(
|
|
|
|
"YOU MUST RERUN FSCK AFTERWARDS\n");
|
|
|
|
rerun = 1;
|
|
|
|
inodirty();
|
|
|
|
bp->b_flags &= ~B_INUSE;
|
|
|
|
return(STOP);
|
|
|
|
}
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
isize -= sizepb;
|
|
|
|
}
|
|
|
|
bp->b_flags &= ~B_INUSE;
|
|
|
|
return (KEEPON);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Check that a block in a legal block number.
|
|
|
|
* Return 0 if in range, 1 if out of range.
|
|
|
|
*/
|
1995-04-02 14:52:29 +00:00
|
|
|
int
|
2002-06-21 06:18:05 +00:00
|
|
|
chkrange(ufs2_daddr_t blk, int cnt)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-20 17:55:10 +00:00
|
|
|
int c;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
1998-12-03 02:27:35 +00:00
|
|
|
if (cnt <= 0 || blk <= 0 || blk > maxfsblock ||
|
|
|
|
cnt - 1 > maxfsblock - blk)
|
1994-05-26 06:35:07 +00:00
|
|
|
return (1);
|
1998-12-03 02:27:35 +00:00
|
|
|
if (cnt > sblock.fs_frag ||
|
|
|
|
fragnum(&sblock, blk) + cnt > sblock.fs_frag) {
|
|
|
|
if (debug)
|
2001-11-17 23:48:21 +00:00
|
|
|
printf("bad size: blk %ld, offset %i, size %d\n",
|
|
|
|
(long)blk, (int)fragnum(&sblock, blk), cnt);
|
1998-12-03 02:27:35 +00:00
|
|
|
return (1);
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
c = dtog(&sblock, blk);
|
|
|
|
if (blk < cgdmin(&sblock, c)) {
|
|
|
|
if ((blk + cnt) > cgsblock(&sblock, c)) {
|
|
|
|
if (debug) {
|
|
|
|
printf("blk %ld < cgdmin %ld;",
|
1998-06-28 19:23:03 +00:00
|
|
|
(long)blk, (long)cgdmin(&sblock, c));
|
1994-05-26 06:35:07 +00:00
|
|
|
printf(" blk + cnt %ld > cgsbase %ld\n",
|
1998-06-28 19:23:03 +00:00
|
|
|
(long)(blk + cnt),
|
|
|
|
(long)cgsblock(&sblock, c));
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if ((blk + cnt) > cgbase(&sblock, c+1)) {
|
|
|
|
if (debug) {
|
|
|
|
printf("blk %ld >= cgdmin %ld;",
|
1998-06-28 19:23:03 +00:00
|
|
|
(long)blk, (long)cgdmin(&sblock, c));
|
1994-05-26 06:35:07 +00:00
|
|
|
printf(" blk + cnt %ld > sblock.fs_fpg %ld\n",
|
1998-06-28 19:23:03 +00:00
|
|
|
(long)(blk + cnt), (long)sblock.fs_fpg);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* General purpose interface for reading inodes.
|
|
|
|
*/
|
2002-06-21 06:18:05 +00:00
|
|
|
union dinode *
|
2002-03-20 22:57:10 +00:00
|
|
|
ginode(ino_t inumber)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-06-21 06:18:05 +00:00
|
|
|
ufs2_daddr_t iblk;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
if (inumber < ROOTINO || inumber > maxino)
|
1997-03-11 12:20:21 +00:00
|
|
|
errx(EEXIT, "bad inode number %d to ginode", inumber);
|
1994-05-26 06:35:07 +00:00
|
|
|
if (startinum == 0 ||
|
|
|
|
inumber < startinum || inumber >= startinum + INOPB(&sblock)) {
|
|
|
|
iblk = ino_to_fsba(&sblock, inumber);
|
|
|
|
if (pbp != 0)
|
|
|
|
pbp->b_flags &= ~B_INUSE;
|
|
|
|
pbp = getdatablk(iblk, sblock.fs_bsize);
|
|
|
|
startinum = (inumber / INOPB(&sblock)) * INOPB(&sblock);
|
|
|
|
}
|
2002-06-21 06:18:05 +00:00
|
|
|
if (sblock.fs_magic == FS_UFS1_MAGIC)
|
|
|
|
return ((union dinode *)
|
|
|
|
&pbp->b_un.b_dinode1[inumber % INOPB(&sblock)]);
|
|
|
|
return ((union dinode *)&pbp->b_un.b_dinode2[inumber % INOPB(&sblock)]);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Special purpose version of ginode used to optimize first pass
|
|
|
|
* over all the inodes in numerical order.
|
|
|
|
*/
|
2001-12-22 12:35:03 +00:00
|
|
|
static ino_t nextino, lastinum, lastvalidinum;
|
|
|
|
static long readcnt, readpercg, fullcnt, inobufsize, partialcnt, partialsize;
|
2002-06-21 06:18:05 +00:00
|
|
|
static caddr_t inodebuf;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2002-06-21 06:18:05 +00:00
|
|
|
union dinode *
|
2002-03-20 22:57:10 +00:00
|
|
|
getnextinode(ino_t inumber)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
|
|
|
long size;
|
2002-06-21 06:18:05 +00:00
|
|
|
ufs2_daddr_t dblk;
|
|
|
|
union dinode *dp;
|
|
|
|
static caddr_t nextinop;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2000-07-15 18:28:36 +00:00
|
|
|
if (inumber != nextino++ || inumber > lastvalidinum)
|
1997-03-11 12:20:21 +00:00
|
|
|
errx(EEXIT, "bad inode number %d to nextinode", inumber);
|
1994-05-26 06:35:07 +00:00
|
|
|
if (inumber >= lastinum) {
|
|
|
|
readcnt++;
|
|
|
|
dblk = fsbtodb(&sblock, ino_to_fsba(&sblock, lastinum));
|
|
|
|
if (readcnt % readpercg == 0) {
|
|
|
|
size = partialsize;
|
|
|
|
lastinum += partialcnt;
|
|
|
|
} else {
|
|
|
|
size = inobufsize;
|
|
|
|
lastinum += fullcnt;
|
|
|
|
}
|
1998-12-03 02:27:35 +00:00
|
|
|
/*
|
|
|
|
* If bread returns an error, it will already have zeroed
|
|
|
|
* out the buffer, so we do not need to do so here.
|
|
|
|
*/
|
2002-06-21 06:18:05 +00:00
|
|
|
(void)bread(fsreadfd, inodebuf, dblk, size);
|
|
|
|
nextinop = inodebuf;
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
2002-06-21 06:18:05 +00:00
|
|
|
dp = (union dinode *)nextinop;
|
|
|
|
if (sblock.fs_magic == FS_UFS1_MAGIC)
|
|
|
|
nextinop += sizeof(struct ufs1_dinode);
|
|
|
|
else
|
|
|
|
nextinop += sizeof(struct ufs2_dinode);
|
|
|
|
return (dp);
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-03-20 22:57:10 +00:00
|
|
|
setinodebuf(ino_t inum)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
|
|
|
|
1998-12-03 02:27:35 +00:00
|
|
|
if (inum % sblock.fs_ipg != 0)
|
|
|
|
errx(EEXIT, "bad inode number %d to setinodebuf", inum);
|
2000-07-15 18:28:36 +00:00
|
|
|
lastvalidinum = inum + sblock.fs_ipg - 1;
|
1994-05-26 06:35:07 +00:00
|
|
|
startinum = 0;
|
1998-12-03 02:27:35 +00:00
|
|
|
nextino = inum;
|
|
|
|
lastinum = inum;
|
1994-05-26 06:35:07 +00:00
|
|
|
readcnt = 0;
|
1998-12-03 02:27:35 +00:00
|
|
|
if (inodebuf != NULL)
|
|
|
|
return;
|
1994-05-26 06:35:07 +00:00
|
|
|
inobufsize = blkroundup(&sblock, INOBUFSIZE);
|
2002-06-21 06:18:05 +00:00
|
|
|
fullcnt = inobufsize / ((sblock.fs_magic == FS_UFS1_MAGIC) ?
|
|
|
|
sizeof(struct ufs1_dinode) : sizeof(struct ufs2_dinode));
|
1994-05-26 06:35:07 +00:00
|
|
|
readpercg = sblock.fs_ipg / fullcnt;
|
|
|
|
partialcnt = sblock.fs_ipg % fullcnt;
|
2002-06-21 06:18:05 +00:00
|
|
|
partialsize = partialcnt * ((sblock.fs_magic == FS_UFS1_MAGIC) ?
|
|
|
|
sizeof(struct ufs1_dinode) : sizeof(struct ufs2_dinode));
|
1994-05-26 06:35:07 +00:00
|
|
|
if (partialcnt != 0) {
|
|
|
|
readpercg++;
|
|
|
|
} else {
|
|
|
|
partialcnt = fullcnt;
|
|
|
|
partialsize = inobufsize;
|
|
|
|
}
|
2002-06-21 06:18:05 +00:00
|
|
|
if ((inodebuf = malloc((unsigned)inobufsize)) == NULL)
|
1998-06-15 07:07:21 +00:00
|
|
|
errx(EEXIT, "cannot allocate space for inode buffer");
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-03-20 22:57:10 +00:00
|
|
|
freeinodebuf(void)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
|
|
|
|
|
|
|
if (inodebuf != NULL)
|
|
|
|
free((char *)inodebuf);
|
|
|
|
inodebuf = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Routines to maintain information about directory inodes.
|
|
|
|
* This is built during the first pass and used during the
|
|
|
|
* second and third passes.
|
|
|
|
*
|
|
|
|
* Enter inodes into the cache.
|
|
|
|
*/
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-06-21 06:18:05 +00:00
|
|
|
cacheino(union dinode *dp, ino_t inumber)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-06-21 06:18:05 +00:00
|
|
|
struct inoinfo *inp, **inpp;
|
|
|
|
int i, blks;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2002-06-21 06:18:05 +00:00
|
|
|
if (howmany(DIP(dp, di_size), sblock.fs_bsize) > NDADDR)
|
1994-05-26 06:35:07 +00:00
|
|
|
blks = NDADDR + NIADDR;
|
2002-06-21 06:18:05 +00:00
|
|
|
else
|
|
|
|
blks = howmany(DIP(dp, di_size), sblock.fs_bsize);
|
1994-05-26 06:35:07 +00:00
|
|
|
inp = (struct inoinfo *)
|
2002-06-21 06:18:05 +00:00
|
|
|
malloc(sizeof(*inp) + (blks - 1) * sizeof(ufs2_daddr_t));
|
1994-05-26 06:35:07 +00:00
|
|
|
if (inp == NULL)
|
1998-12-03 02:27:35 +00:00
|
|
|
errx(EEXIT, "cannot increase directory list");
|
2000-02-28 20:02:41 +00:00
|
|
|
inpp = &inphead[inumber % dirhash];
|
1994-05-26 06:35:07 +00:00
|
|
|
inp->i_nexthash = *inpp;
|
|
|
|
*inpp = inp;
|
1998-12-03 02:27:35 +00:00
|
|
|
inp->i_parent = inumber == ROOTINO ? ROOTINO : (ino_t)0;
|
1994-05-26 06:35:07 +00:00
|
|
|
inp->i_dotdot = (ino_t)0;
|
|
|
|
inp->i_number = inumber;
|
2002-06-21 06:18:05 +00:00
|
|
|
inp->i_isize = DIP(dp, di_size);
|
|
|
|
inp->i_numblks = blks;
|
|
|
|
for (i = 0; i < (blks < NDADDR ? blks : NDADDR); i++)
|
|
|
|
inp->i_blks[i] = DIP(dp, di_db[i]);
|
|
|
|
if (blks > NDADDR)
|
|
|
|
for (i = 0; i < NIADDR; i++)
|
|
|
|
inp->i_blks[NDADDR + i] = DIP(dp, di_ib[i]);
|
1994-05-26 06:35:07 +00:00
|
|
|
if (inplast == listmax) {
|
|
|
|
listmax += 100;
|
|
|
|
inpsort = (struct inoinfo **)realloc((char *)inpsort,
|
|
|
|
(unsigned)listmax * sizeof(struct inoinfo *));
|
|
|
|
if (inpsort == NULL)
|
1997-03-11 12:20:21 +00:00
|
|
|
errx(EEXIT, "cannot increase directory list");
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
inpsort[inplast++] = inp;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Look up an inode cache structure.
|
|
|
|
*/
|
|
|
|
struct inoinfo *
|
2002-03-20 22:57:10 +00:00
|
|
|
getinoinfo(ino_t inumber)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-20 17:55:10 +00:00
|
|
|
struct inoinfo *inp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
2000-02-28 20:02:41 +00:00
|
|
|
for (inp = inphead[inumber % dirhash]; inp; inp = inp->i_nexthash) {
|
1994-05-26 06:35:07 +00:00
|
|
|
if (inp->i_number != inumber)
|
|
|
|
continue;
|
|
|
|
return (inp);
|
|
|
|
}
|
1997-03-11 12:20:21 +00:00
|
|
|
errx(EEXIT, "cannot find inode %d", inumber);
|
1994-05-26 06:35:07 +00:00
|
|
|
return ((struct inoinfo *)0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Clean up all the inode cache structure.
|
|
|
|
*/
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-03-20 22:57:10 +00:00
|
|
|
inocleanup(void)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-20 17:55:10 +00:00
|
|
|
struct inoinfo **inpp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
if (inphead == NULL)
|
|
|
|
return;
|
|
|
|
for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--)
|
|
|
|
free((char *)(*inpp));
|
|
|
|
free((char *)inphead);
|
|
|
|
free((char *)inpsort);
|
|
|
|
inphead = inpsort = NULL;
|
|
|
|
}
|
1995-05-30 06:12:45 +00:00
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-03-20 22:57:10 +00:00
|
|
|
inodirty(void)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
1997-03-12 16:53:31 +00:00
|
|
|
|
1994-05-26 06:35:07 +00:00
|
|
|
dirty(pbp);
|
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-07-30 13:01:25 +00:00
|
|
|
clri(struct inodesc *idesc, const char *type, int flag)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-06-21 06:18:05 +00:00
|
|
|
union dinode *dp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
dp = ginode(idesc->id_number);
|
|
|
|
if (flag == 1) {
|
|
|
|
pwarn("%s %s", type,
|
2002-06-21 06:18:05 +00:00
|
|
|
(DIP(dp, di_mode) & IFMT) == IFDIR ? "DIR" : "FILE");
|
1994-05-26 06:35:07 +00:00
|
|
|
pinode(idesc->id_number);
|
|
|
|
}
|
|
|
|
if (preen || reply("CLEAR") == 1) {
|
|
|
|
if (preen)
|
|
|
|
printf(" (CLEARED)\n");
|
|
|
|
n_files--;
|
2001-03-21 09:48:03 +00:00
|
|
|
if (bkgrdflag == 0) {
|
|
|
|
(void)ckinode(dp, idesc);
|
|
|
|
inoinfo(idesc->id_number)->ino_state = USTATE;
|
|
|
|
clearinode(dp);
|
|
|
|
inodirty();
|
|
|
|
} else {
|
|
|
|
cmd.value = idesc->id_number;
|
2002-06-21 06:18:05 +00:00
|
|
|
cmd.size = -DIP(dp, di_nlink);
|
2001-03-21 09:48:03 +00:00
|
|
|
if (debug)
|
2002-07-30 13:01:25 +00:00
|
|
|
printf("adjrefcnt ino %ld amt %lld\n",
|
|
|
|
(long)cmd.value, (long long)cmd.size);
|
2001-03-21 09:48:03 +00:00
|
|
|
if (sysctl(adjrefcnt, MIBSIZE, 0, 0,
|
|
|
|
&cmd, sizeof cmd) == -1)
|
|
|
|
rwerror("ADJUST INODE", cmd.value);
|
|
|
|
}
|
1994-05-26 06:35:07 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
int
|
2002-03-20 22:57:10 +00:00
|
|
|
findname(struct inodesc *idesc)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-20 17:55:10 +00:00
|
|
|
struct direct *dirp = idesc->id_dirp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
1998-12-03 02:27:35 +00:00
|
|
|
if (dirp->d_ino != idesc->id_parent || idesc->id_entryno < 2) {
|
|
|
|
idesc->id_entryno++;
|
1994-05-26 06:35:07 +00:00
|
|
|
return (KEEPON);
|
1998-12-03 02:27:35 +00:00
|
|
|
}
|
1997-03-11 12:20:21 +00:00
|
|
|
memmove(idesc->id_name, dirp->d_name, (size_t)dirp->d_namlen + 1);
|
1994-05-26 06:35:07 +00:00
|
|
|
return (STOP|FOUND);
|
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
int
|
2002-03-20 22:57:10 +00:00
|
|
|
findino(struct inodesc *idesc)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-20 17:55:10 +00:00
|
|
|
struct direct *dirp = idesc->id_dirp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
if (dirp->d_ino == 0)
|
|
|
|
return (KEEPON);
|
|
|
|
if (strcmp(dirp->d_name, idesc->id_name) == 0 &&
|
|
|
|
dirp->d_ino >= ROOTINO && dirp->d_ino <= maxino) {
|
|
|
|
idesc->id_parent = dirp->d_ino;
|
|
|
|
return (STOP|FOUND);
|
|
|
|
}
|
|
|
|
return (KEEPON);
|
|
|
|
}
|
|
|
|
|
1998-12-03 02:27:35 +00:00
|
|
|
int
|
2002-03-20 22:57:10 +00:00
|
|
|
clearentry(struct inodesc *idesc)
|
1998-12-03 02:27:35 +00:00
|
|
|
{
|
2002-03-20 17:55:10 +00:00
|
|
|
struct direct *dirp = idesc->id_dirp;
|
1998-12-03 02:27:35 +00:00
|
|
|
|
|
|
|
if (dirp->d_ino != idesc->id_parent || idesc->id_entryno < 2) {
|
|
|
|
idesc->id_entryno++;
|
|
|
|
return (KEEPON);
|
|
|
|
}
|
|
|
|
dirp->d_ino = 0;
|
|
|
|
return (STOP|FOUND|ALTERED);
|
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-03-20 22:57:10 +00:00
|
|
|
pinode(ino_t ino)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-06-21 06:18:05 +00:00
|
|
|
union dinode *dp;
|
2002-03-20 17:55:10 +00:00
|
|
|
char *p;
|
1994-05-26 06:35:07 +00:00
|
|
|
struct passwd *pw;
|
1997-03-18 20:02:18 +00:00
|
|
|
time_t t;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
1998-06-28 19:23:03 +00:00
|
|
|
printf(" I=%lu ", (u_long)ino);
|
1994-05-26 06:35:07 +00:00
|
|
|
if (ino < ROOTINO || ino > maxino)
|
|
|
|
return;
|
|
|
|
dp = ginode(ino);
|
|
|
|
printf(" OWNER=");
|
2002-06-21 06:18:05 +00:00
|
|
|
if ((pw = getpwuid((int)DIP(dp, di_uid))) != 0)
|
1994-05-26 06:35:07 +00:00
|
|
|
printf("%s ", pw->pw_name);
|
|
|
|
else
|
2002-06-21 06:18:05 +00:00
|
|
|
printf("%u ", (unsigned)DIP(dp, di_uid));
|
|
|
|
printf("MODE=%o\n", DIP(dp, di_mode));
|
1994-05-26 06:35:07 +00:00
|
|
|
if (preen)
|
|
|
|
printf("%s: ", cdevname);
|
2002-06-21 06:18:05 +00:00
|
|
|
printf("SIZE=%qu ", DIP(dp, di_size));
|
|
|
|
t = DIP(dp, di_mtime);
|
1997-03-18 20:02:18 +00:00
|
|
|
p = ctime(&t);
|
1994-05-26 06:35:07 +00:00
|
|
|
printf("MTIME=%12.12s %4.4s ", &p[4], &p[20]);
|
|
|
|
}
|
|
|
|
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-07-30 13:01:25 +00:00
|
|
|
blkerror(ino_t ino, const char *type, ufs2_daddr_t blk)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
|
|
|
|
2002-06-21 06:18:05 +00:00
|
|
|
pfatal("%lld %s I=%lu", (intmax_t)blk, type, (u_long)ino);
|
1994-05-26 06:35:07 +00:00
|
|
|
printf("\n");
|
1998-12-03 02:27:35 +00:00
|
|
|
switch (inoinfo(ino)->ino_state) {
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
case FSTATE:
|
1998-12-03 02:27:35 +00:00
|
|
|
inoinfo(ino)->ino_state = FCLEAR;
|
1994-05-26 06:35:07 +00:00
|
|
|
return;
|
|
|
|
|
|
|
|
case DSTATE:
|
1998-12-03 02:27:35 +00:00
|
|
|
inoinfo(ino)->ino_state = DCLEAR;
|
1994-05-26 06:35:07 +00:00
|
|
|
return;
|
|
|
|
|
|
|
|
case FCLEAR:
|
|
|
|
case DCLEAR:
|
|
|
|
return;
|
|
|
|
|
|
|
|
default:
|
1998-12-03 02:27:35 +00:00
|
|
|
errx(EEXIT, "BAD STATE %d TO BLKERR", inoinfo(ino)->ino_state);
|
1994-05-26 06:35:07 +00:00
|
|
|
/* NOTREACHED */
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* allocate an unused inode
|
|
|
|
*/
|
|
|
|
ino_t
|
2002-03-20 22:57:10 +00:00
|
|
|
allocino(ino_t request, int type)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
2002-03-20 17:55:10 +00:00
|
|
|
ino_t ino;
|
2002-06-21 06:18:05 +00:00
|
|
|
union dinode *dp;
|
1998-03-08 09:59:44 +00:00
|
|
|
struct cg *cgp = &cgrp;
|
|
|
|
int cg;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
|
|
|
if (request == 0)
|
|
|
|
request = ROOTINO;
|
1998-12-03 02:27:35 +00:00
|
|
|
else if (inoinfo(request)->ino_state != USTATE)
|
1994-05-26 06:35:07 +00:00
|
|
|
return (0);
|
|
|
|
for (ino = request; ino < maxino; ino++)
|
1998-12-03 02:27:35 +00:00
|
|
|
if (inoinfo(ino)->ino_state == USTATE)
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
if (ino == maxino)
|
|
|
|
return (0);
|
1998-03-08 09:59:44 +00:00
|
|
|
cg = ino_to_cg(&sblock, ino);
|
|
|
|
getblk(&cgblk, cgtod(&sblock, cg), sblock.fs_cgsize);
|
|
|
|
if (!cg_chkmagic(cgp))
|
|
|
|
pfatal("CG %d: BAD MAGIC NUMBER\n", cg);
|
|
|
|
setbit(cg_inosused(cgp), ino % sblock.fs_ipg);
|
|
|
|
cgp->cg_cs.cs_nifree--;
|
1994-05-26 06:35:07 +00:00
|
|
|
switch (type & IFMT) {
|
|
|
|
case IFDIR:
|
1998-12-03 02:27:35 +00:00
|
|
|
inoinfo(ino)->ino_state = DSTATE;
|
1998-03-08 09:59:44 +00:00
|
|
|
cgp->cg_cs.cs_ndir++;
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
case IFREG:
|
|
|
|
case IFLNK:
|
1998-12-03 02:27:35 +00:00
|
|
|
inoinfo(ino)->ino_state = FSTATE;
|
1994-05-26 06:35:07 +00:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return (0);
|
|
|
|
}
|
1998-03-08 09:59:44 +00:00
|
|
|
cgdirty();
|
1994-05-26 06:35:07 +00:00
|
|
|
dp = ginode(ino);
|
2002-06-21 06:18:05 +00:00
|
|
|
DIP(dp, di_db[0]) = allocblk((long)1);
|
|
|
|
if (DIP(dp, di_db[0]) == 0) {
|
1998-12-03 02:27:35 +00:00
|
|
|
inoinfo(ino)->ino_state = USTATE;
|
1994-05-26 06:35:07 +00:00
|
|
|
return (0);
|
|
|
|
}
|
2002-06-21 06:18:05 +00:00
|
|
|
DIP(dp, di_mode) = type;
|
|
|
|
DIP(dp, di_flags) = 0;
|
|
|
|
DIP(dp, di_atime) = time(NULL);
|
|
|
|
DIP(dp, di_mtime) = DIP(dp, di_ctime) = DIP(dp, di_atime);
|
|
|
|
DIP(dp, di_mtimensec) = 0;
|
|
|
|
DIP(dp, di_ctimensec) = 0;
|
|
|
|
DIP(dp, di_atimensec) = 0;
|
|
|
|
DIP(dp, di_size) = sblock.fs_fsize;
|
|
|
|
DIP(dp, di_blocks) = btodb(sblock.fs_fsize);
|
1994-05-26 06:35:07 +00:00
|
|
|
n_files++;
|
|
|
|
inodirty();
|
2002-05-12 23:44:15 +00:00
|
|
|
inoinfo(ino)->ino_type = IFTODT(type);
|
1994-05-26 06:35:07 +00:00
|
|
|
return (ino);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* deallocate an inode
|
|
|
|
*/
|
1995-04-02 14:52:29 +00:00
|
|
|
void
|
2002-03-20 22:57:10 +00:00
|
|
|
freeino(ino_t ino)
|
1994-05-26 06:35:07 +00:00
|
|
|
{
|
|
|
|
struct inodesc idesc;
|
2002-06-21 06:18:05 +00:00
|
|
|
union dinode *dp;
|
1994-05-26 06:35:07 +00:00
|
|
|
|
1997-03-11 12:20:21 +00:00
|
|
|
memset(&idesc, 0, sizeof(struct inodesc));
|
1994-05-26 06:35:07 +00:00
|
|
|
idesc.id_type = ADDR;
|
|
|
|
idesc.id_func = pass4check;
|
|
|
|
idesc.id_number = ino;
|
|
|
|
dp = ginode(ino);
|
|
|
|
(void)ckinode(dp, &idesc);
|
|
|
|
clearinode(dp);
|
|
|
|
inodirty();
|
1998-12-03 02:27:35 +00:00
|
|
|
inoinfo(ino)->ino_state = USTATE;
|
1994-05-26 06:35:07 +00:00
|
|
|
n_files--;
|
|
|
|
}
|