1 /* $NetBSD: pass1b.c,v 1.24 2023/01/07 19:41:29 chs Exp $ */
2
3 /*
4 * Copyright (c) 1980, 1986, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33 #ifndef lint
34 #if 0
35 static char sccsid[] = "@(#)pass1b.c 8.4 (Berkeley) 4/28/95";
36 #else
37 __RCSID("$NetBSD: pass1b.c,v 1.24 2023/01/07 19:41:29 chs Exp $");
38 #endif
39 #endif /* not lint */
40
41 #include <sys/param.h>
42 #include <sys/time.h>
43
44 #include <ufs/ufs/dinode.h>
45 #include <ufs/ffs/fs.h>
46
47 #include <string.h>
48
49 #include "fsck.h"
50 #include "extern.h"
51 #include "fsutil.h"
52
53 static struct dups *duphead;
54 static int pass1bcheck(struct inodesc *);
55
56 void
pass1b(void)57 pass1b(void)
58 {
59 uint32_t c, i;
60 union dinode *dp;
61 struct inodesc idesc;
62 ino_t inumber;
63
64 memset(&idesc, 0, sizeof(struct inodesc));
65 idesc.id_type = ADDR;
66 idesc.id_func = pass1bcheck;
67 duphead = duplist;
68 inumber = 0;
69 for (c = 0; c < sblock->fs_ncg; c++) {
70 if (got_siginfo) {
71 fprintf(stderr,
72 "%s: phase 1b: cyl group %d of %d (%d%%)\n",
73 cdevname(), c, sblock->fs_ncg,
74 c * 100 / sblock->fs_ncg);
75 got_siginfo = 0;
76 }
77 #ifdef PROGRESS
78 progress_bar(cdevname(), "phase 1b", c, sblock->fs_ncg);
79 #endif /* PROGRESS */
80 for (i = 0; i < sblock->fs_ipg; i++, inumber++) {
81 if (inumber < UFS_ROOTINO)
82 continue;
83 dp = ginode(inumber);
84 if (dp == NULL)
85 continue;
86 idesc.id_number = inumber;
87 idesc.id_uid = iswap32(DIP(dp, uid));
88 idesc.id_gid = iswap32(DIP(dp, gid));
89 if (inoinfo(inumber)->ino_state != USTATE &&
90 (ckinode(dp, &idesc) & STOP))
91 return;
92 }
93 }
94 #ifdef PROGRESS
95 progress_done();
96 #endif /* PROGRESS */
97 }
98
99 static int
pass1bcheck(struct inodesc * idesc)100 pass1bcheck(struct inodesc *idesc)
101 {
102 struct dups *dlp;
103 int nfrags, res = KEEPON;
104 daddr_t blkno = idesc->id_blkno;
105
106 for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) {
107 if (chkrange(blkno, 1))
108 res = SKIP;
109 for (dlp = duphead; dlp; dlp = dlp->next) {
110 if (dlp->dup == blkno) {
111 blkerror(idesc->id_number, "DUP", blkno);
112 dlp->dup = duphead->dup;
113 duphead->dup = blkno;
114 duphead = duphead->next;
115 }
116 if (dlp == muldup)
117 break;
118 }
119 if (muldup == 0 || duphead == muldup->next)
120 return (STOP);
121 }
122 return (res);
123 }
124