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702f0073 WJ |
1 | /* |
2 | * Copyright (c) 1980, 1986 The Regents of the University of California. | |
3 | * 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 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #ifndef lint | |
35 | static char sccsid[] = "@(#)pass1b.c 5.8 (Berkeley) 7/20/90"; | |
36 | #endif /* not lint */ | |
37 | ||
38 | #include <sys/param.h> | |
39 | #include <ufs/dinode.h> | |
40 | #include <ufs/fs.h> | |
41 | #include <string.h> | |
42 | #include "fsck.h" | |
43 | ||
44 | int pass1bcheck(); | |
45 | static struct dups *duphead; | |
46 | ||
47 | pass1b() | |
48 | { | |
49 | register int c, i; | |
50 | register struct dinode *dp; | |
51 | struct inodesc idesc; | |
52 | ino_t inumber; | |
53 | ||
54 | bzero((char *)&idesc, sizeof(struct inodesc)); | |
55 | idesc.id_type = ADDR; | |
56 | idesc.id_func = pass1bcheck; | |
57 | duphead = duplist; | |
58 | inumber = 0; | |
59 | for (c = 0; c < sblock.fs_ncg; c++) { | |
60 | for (i = 0; i < sblock.fs_ipg; i++, inumber++) { | |
61 | if (inumber < ROOTINO) | |
62 | continue; | |
63 | dp = ginode(inumber); | |
64 | if (dp == NULL) | |
65 | continue; | |
66 | idesc.id_number = inumber; | |
67 | if (statemap[inumber] != USTATE && | |
68 | (ckinode(dp, &idesc) & STOP)) | |
69 | return; | |
70 | } | |
71 | } | |
72 | } | |
73 | ||
74 | pass1bcheck(idesc) | |
75 | register struct inodesc *idesc; | |
76 | { | |
77 | register struct dups *dlp; | |
78 | int nfrags, res = KEEPON; | |
79 | daddr_t blkno = idesc->id_blkno; | |
80 | ||
81 | for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) { | |
82 | if (chkrange(blkno, 1)) | |
83 | res = SKIP; | |
84 | for (dlp = duphead; dlp; dlp = dlp->next) { | |
85 | if (dlp->dup == blkno) { | |
86 | blkerror(idesc->id_number, "DUP", blkno); | |
87 | dlp->dup = duphead->dup; | |
88 | duphead->dup = blkno; | |
89 | duphead = duphead->next; | |
90 | } | |
91 | if (dlp == muldup) | |
92 | break; | |
93 | } | |
94 | if (muldup == 0 || duphead == muldup->next) | |
95 | return (STOP); | |
96 | } | |
97 | return (res); | |
98 | } |