]> CyberLeo.Net >> Repos - FreeBSD/releng/9.2.git/blob - sbin/fsck_ffs/pass1b.c
- Copy stable/9 to releng/9.2 as part of the 9.2-RELEASE cycle.
[FreeBSD/releng/9.2.git] / sbin / fsck_ffs / pass1b.c
1 /*
2  * Copyright (c) 1980, 1986, 1993
3  *      The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 4. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29
30 #if 0
31 #ifndef lint
32 static const char sccsid[] = "@(#)pass1b.c      8.4 (Berkeley) 4/28/95";
33 #endif /* not lint */
34 #endif
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
37
38 #include <sys/param.h>
39
40 #include <ufs/ufs/dinode.h>
41 #include <ufs/ffs/fs.h>
42
43 #include <string.h>
44
45 #include "fsck.h"
46
47 static  struct dups *duphead;
48 static int pass1bcheck(struct inodesc *);
49
50 void
51 pass1b(void)
52 {
53         int c, i;
54         union dinode *dp;
55         struct inodesc idesc;
56         ino_t inumber;
57
58         memset(&idesc, 0, sizeof(struct inodesc));
59         idesc.id_type = ADDR;
60         idesc.id_func = pass1bcheck;
61         duphead = duplist;
62         inumber = 0;
63         for (c = 0; c < sblock.fs_ncg; c++) {
64                 if (got_siginfo) {
65                         printf("%s: phase 1b: cyl group %d of %d (%d%%)\n",
66                             cdevname, c, sblock.fs_ncg,
67                             c * 100 / sblock.fs_ncg);
68                         got_siginfo = 0;
69                 }
70                 if (got_sigalarm) {
71                         setproctitle("%s p1b %d%%", cdevname,
72                             c * 100 / sblock.fs_ncg);
73                         got_sigalarm = 0;
74                 }
75                 for (i = 0; i < sblock.fs_ipg; i++, inumber++) {
76                         if (inumber < ROOTINO)
77                                 continue;
78                         dp = ginode(inumber);
79                         if (dp == NULL)
80                                 continue;
81                         idesc.id_number = inumber;
82                         if (inoinfo(inumber)->ino_state != USTATE &&
83                             (ckinode(dp, &idesc) & STOP))
84                                 return;
85                 }
86         }
87 }
88
89 static int
90 pass1bcheck(struct inodesc *idesc)
91 {
92         struct dups *dlp;
93         int nfrags, res = KEEPON;
94         ufs2_daddr_t blkno = idesc->id_blkno;
95
96         for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) {
97                 if (chkrange(blkno, 1))
98                         res = SKIP;
99                 for (dlp = duphead; dlp; dlp = dlp->next) {
100                         if (dlp->dup == blkno) {
101                                 blkerror(idesc->id_number, "DUP", blkno);
102                                 dlp->dup = duphead->dup;
103                                 duphead->dup = blkno;
104                                 duphead = duphead->next;
105                         }
106                         if (dlp == muldup)
107                                 break;
108                 }
109                 if (muldup == 0 || duphead == muldup->next)
110                         return (STOP);
111         }
112         return (res);
113 }