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pass3.c revision 1.3 
      1 /*	$NetBSD: pass3.c,v 1.3 2003/08/07 10:04:18 agc 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 /*
     33  * Copyright (c) 1997 Manuel Bouyer.
     34  *
     35  * Redistribution and use in source and binary forms, with or without
     36  * modification, are permitted provided that the following conditions
     37  * are met:
     38  * 1. Redistributions of source code must retain the above copyright
     39  *    notice, this list of conditions and the following disclaimer.
     40  * 2. Redistributions in binary form must reproduce the above copyright
     41  *    notice, this list of conditions and the following disclaimer in the
     42  *    documentation and/or other materials provided with the distribution.
     43  * 3. All advertising materials mentioning features or use of this software
     44  *    must display the following acknowledgement:
     45  *	This product includes software developed by the University of
     46  *	California, Berkeley and its contributors.
     47  * 4. Neither the name of the University nor the names of its contributors
     48  *    may be used to endorse or promote products derived from this software
     49  *    without specific prior written permission.
     50  *
     51  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     52  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     53  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     54  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     55  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     56  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     57  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     58  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     59  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     60  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     61  * SUCH DAMAGE.
     62  */
     63 
     64 #include <sys/cdefs.h>
     65 #ifndef lint
     66 #if 0
     67 static char sccsid[] = "@(#)pass3.c	8.1 (Berkeley) 6/5/93";
     68 #else
     69 __RCSID("$NetBSD: pass3.c,v 1.3 2003/08/07 10:04:18 agc Exp $");
     70 #endif
     71 #endif /* not lint */
     72 
     73 #include <sys/param.h>
     74 #include <sys/time.h>
     75 #include <ufs/ext2fs/ext2fs_dinode.h>
     76 #include <ufs/ext2fs/ext2fs.h>
     77 #include "fsck.h"
     78 #include "extern.h"
     79 
     80 void
     81 pass3()
     82 {
     83 	struct inoinfo **inpp, *inp;
     84 	ino_t orphan;
     85 	int loopcnt;
     86 
     87 	for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--) {
     88 		inp = *inpp;
     89 		if (inp->i_number == EXT2_ROOTINO ||
     90 		    !(inp->i_parent == 0 || statemap[inp->i_number] == DSTATE))
     91 			continue;
     92 		if (statemap[inp->i_number] == DCLEAR)
     93 			continue;
     94 		for (loopcnt = 0; ; loopcnt++) {
     95 			orphan = inp->i_number;
     96 			if (inp->i_parent == 0 ||
     97 			    statemap[inp->i_parent] != DSTATE ||
     98 			    loopcnt > numdirs)
     99 				break;
    100 			inp = getinoinfo(inp->i_parent);
    101 		}
    102 		(void)linkup(orphan, inp->i_dotdot);
    103 		inp->i_parent = inp->i_dotdot = lfdir;
    104 		lncntp[lfdir]--;
    105 		statemap[orphan] = DFOUND;
    106 		propagate();
    107 	}
    108 }
    109