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 * 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 #if 0 35 #ifndef lint 36 static const char sccsid[] = "@(#)pass1b.c 8.4 (Berkeley) 4/28/95"; 37 #endif /* not lint */ 38 #endif 39 #include <sys/cdefs.h> 40 __FBSDID("$FreeBSD$"); 41 42 #include <sys/param.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 51 static struct dups *duphead; 52 static int pass1bcheck(struct inodesc *); 53 54 void 55 pass1b(void) 56 { 57 int c, i; 58 union dinode *dp; 59 struct inodesc idesc; 60 ino_t inumber; 61 62 memset(&idesc, 0, sizeof(struct inodesc)); 63 idesc.id_type = ADDR; 64 idesc.id_func = pass1bcheck; 65 duphead = duplist; 66 inumber = 0; 67 for (c = 0; c < sblock.fs_ncg; c++) { 68 if (got_siginfo) { 69 printf("%s: phase 1b: cyl group %d of %d (%d%%)\n", 70 cdevname, c, sblock.fs_ncg, 71 c * 100 / sblock.fs_ncg); 72 got_siginfo = 0; 73 } 74 for (i = 0; i < sblock.fs_ipg; i++, inumber++) { 75 if (inumber < ROOTINO) 76 continue; 77 dp = ginode(inumber); 78 if (dp == NULL) 79 continue; 80 idesc.id_number = inumber; 81 if (inoinfo(inumber)->ino_state != USTATE && 82 (ckinode(dp, &idesc) & STOP)) 83 return; 84 } 85 } 86 } 87 88 static int 89 pass1bcheck(struct inodesc *idesc) 90 { 91 struct dups *dlp; 92 int nfrags, res = KEEPON; 93 ufs2_daddr_t blkno = idesc->id_blkno; 94 95 for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) { 96 if (chkrange(blkno, 1)) 97 res = SKIP; 98 for (dlp = duphead; dlp; dlp = dlp->next) { 99 if (dlp->dup == blkno) { 100 blkerror(idesc->id_number, "DUP", blkno); 101 dlp->dup = duphead->dup; 102 duphead->dup = blkno; 103 duphead = duphead->next; 104 } 105 if (dlp == muldup) 106 break; 107 } 108 if (muldup == 0 || duphead == muldup->next) 109 return (STOP); 110 } 111 return (res); 112 } 113