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pass3.c revision 1.4 
      1 /*	$NetBSD: pass3.c,v 1.4 2003/10/05 17:48:49 bouyer 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 Manuel Bouyer.
     46  * 4. The name of the author may not be used to endorse or promote products
     47  *    derived from this software without specific prior written permission.
     48  *
     49  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     50  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     51  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     52  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     53  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     54  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     55  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     56  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     57  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     58  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     59  * SUCH DAMAGE.
     60  */
     61 
     62 #include <sys/cdefs.h>
     63 #ifndef lint
     64 #if 0
     65 static char sccsid[] = "@(#)pass3.c	8.1 (Berkeley) 6/5/93";
     66 #else
     67 __RCSID("$NetBSD: pass3.c,v 1.4 2003/10/05 17:48:49 bouyer Exp $");
     68 #endif
     69 #endif /* not lint */
     70 
     71 #include <sys/param.h>
     72 #include <sys/time.h>
     73 #include <ufs/ext2fs/ext2fs_dinode.h>
     74 #include <ufs/ext2fs/ext2fs.h>
     75 #include "fsck.h"
     76 #include "extern.h"
     77 
     78 void
     79 pass3()
     80 {
     81 	struct inoinfo **inpp, *inp;
     82 	ino_t orphan;
     83 	int loopcnt;
     84 
     85 	for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--) {
     86 		inp = *inpp;
     87 		if (inp->i_number == EXT2_ROOTINO ||
     88 		    !(inp->i_parent == 0 || statemap[inp->i_number] == DSTATE))
     89 			continue;
     90 		if (statemap[inp->i_number] == DCLEAR)
     91 			continue;
     92 		for (loopcnt = 0; ; loopcnt++) {
     93 			orphan = inp->i_number;
     94 			if (inp->i_parent == 0 ||
     95 			    statemap[inp->i_parent] != DSTATE ||
     96 			    loopcnt > numdirs)
     97 				break;
     98 			inp = getinoinfo(inp->i_parent);
     99 		}
    100 		(void)linkup(orphan, inp->i_dotdot);
    101 		inp->i_parent = inp->i_dotdot = lfdir;
    102 		lncntp[lfdir]--;
    103 		statemap[orphan] = DFOUND;
    104 		propagate();
    105 	}
    106 }
    107