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 #ifndef lint 35 static const char sccsid[] = "@(#)pass1b.c 8.1 (Berkeley) 6/5/93"; 36 #endif /* not lint */ 37 38 #include <sys/param.h> 39 #include <sys/time.h> 40 #include <ufs/ufs/dinode.h> 41 #include <ufs/ffs/fs.h> 42 #include <string.h> 43 #include "fsck.h" 44 45 int pass1bcheck(); 46 static struct dups *duphead; 47 48 void 49 pass1b() 50 { 51 register int c, i; 52 register struct dinode *dp; 53 struct inodesc idesc; 54 ino_t inumber; 55 56 bzero((char *)&idesc, sizeof(struct inodesc)); 57 idesc.id_type = ADDR; 58 idesc.id_func = pass1bcheck; 59 duphead = duplist; 60 inumber = 0; 61 for (c = 0; c < sblock.fs_ncg; c++) { 62 for (i = 0; i < sblock.fs_ipg; i++, inumber++) { 63 if (inumber < ROOTINO) 64 continue; 65 dp = ginode(inumber); 66 if (dp == NULL) 67 continue; 68 idesc.id_number = inumber; 69 if (statemap[inumber] != USTATE && 70 (ckinode(dp, &idesc) & STOP)) 71 return; 72 } 73 } 74 } 75 76 int 77 pass1bcheck(idesc) 78 register struct inodesc *idesc; 79 { 80 register struct dups *dlp; 81 int nfrags, res = KEEPON; 82 daddr_t blkno = idesc->id_blkno; 83 84 for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) { 85 if (chkrange(blkno, 1)) 86 res = SKIP; 87 for (dlp = duphead; dlp; dlp = dlp->next) { 88 if (dlp->dup == blkno) { 89 blkerror(idesc->id_number, "DUP", blkno); 90 dlp->dup = duphead->dup; 91 duphead->dup = blkno; 92 duphead = duphead->next; 93 } 94 if (dlp == muldup) 95 break; 96 } 97 if (muldup == 0 || duphead == muldup->next) 98 return (STOP); 99 } 100 return (res); 101 } 102