1 /* 2 * Copyright (c) 1980, 1986, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #ifndef lint 9 static char sccsid[] = "@(#)pass1b.c 8.4 (Berkeley) 04/28/95"; 10 #endif /* not lint */ 11 12 #include <sys/param.h> 13 #include <sys/time.h> 14 15 #include <ufs/ufs/dinode.h> 16 #include <ufs/ffs/fs.h> 17 18 #include <string.h> 19 20 #include "fsck.h" 21 22 static struct dups *duphead; 23 static int pass1bcheck __P((struct inodesc *)); 24 25 void 26 pass1b() 27 { 28 register int c, i; 29 register struct dinode *dp; 30 struct inodesc idesc; 31 ino_t inumber; 32 33 memset(&idesc, 0, sizeof(struct inodesc)); 34 idesc.id_type = ADDR; 35 idesc.id_func = pass1bcheck; 36 duphead = duplist; 37 inumber = 0; 38 for (c = 0; c < sblock.fs_ncg; c++) { 39 for (i = 0; i < sblock.fs_ipg; i++, inumber++) { 40 if (inumber < ROOTINO) 41 continue; 42 dp = ginode(inumber); 43 if (dp == NULL) 44 continue; 45 idesc.id_number = inumber; 46 if (statemap[inumber] != USTATE && 47 (ckinode(dp, &idesc) & STOP)) 48 return; 49 } 50 } 51 } 52 53 static int 54 pass1bcheck(idesc) 55 register struct inodesc *idesc; 56 { 57 register struct dups *dlp; 58 int nfrags, res = KEEPON; 59 ufs_daddr_t blkno = idesc->id_blkno; 60 61 for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) { 62 if (chkrange(blkno, 1)) 63 res = SKIP; 64 for (dlp = duphead; dlp; dlp = dlp->next) { 65 if (dlp->dup == blkno) { 66 blkerror(idesc->id_number, "DUP", blkno); 67 dlp->dup = duphead->dup; 68 duphead->dup = blkno; 69 duphead = duphead->next; 70 } 71 if (dlp == muldup) 72 break; 73 } 74 if (muldup == 0 || duphead == muldup->next) 75 return (STOP); 76 } 77 return (res); 78 } 79