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authorMichael I. Bushnell <mib@gnu.org>1994-08-23 19:30:43 +0000
committerMichael I. Bushnell <mib@gnu.org>1994-08-23 19:30:43 +0000
commitebece2499ed7ae7bfc041e996809a13e1a3d43cb (patch)
treeed6d38d225e3144501c6417f31a5d2d275c399a5 /bsdfsck/pass1b.c
parent9db137a5a722a726219e732be31f2745fed73b64 (diff)
Initial revision
Diffstat (limited to 'bsdfsck/pass1b.c')
-rw-r--r--bsdfsck/pass1b.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/bsdfsck/pass1b.c b/bsdfsck/pass1b.c
new file mode 100644
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--- /dev/null
+++ b/bsdfsck/pass1b.c
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 1980, 1986, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+/*static char sccsid[] = "from: @(#)pass1b.c 8.1 (Berkeley) 6/5/93";*/
+static char *rcsid = "$Id: pass1b.c,v 1.1 1994/08/23 19:29:23 mib Exp $";
+#endif /* not lint */
+
+#include <sys/param.h>
+#include <sys/time.h>
+#include <ufs/ufs/dinode.h>
+#include <ufs/ffs/fs.h>
+#include <string.h>
+#include "fsck.h"
+
+int pass1bcheck();
+static struct dups *duphead;
+
+pass1b()
+{
+ register int c, i;
+ register struct dinode *dp;
+ struct inodesc idesc;
+ ino_t inumber;
+
+ bzero((char *)&idesc, sizeof(struct inodesc));
+ idesc.id_type = ADDR;
+ idesc.id_func = pass1bcheck;
+ duphead = duplist;
+ inumber = 0;
+ for (c = 0; c < sblock.fs_ncg; c++) {
+ for (i = 0; i < sblock.fs_ipg; i++, inumber++) {
+ if (inumber < ROOTINO)
+ continue;
+ dp = ginode(inumber);
+ if (dp == NULL)
+ continue;
+ idesc.id_number = inumber;
+ if (statemap[inumber] != USTATE &&
+ (ckinode(dp, &idesc) & STOP))
+ return;
+ }
+ }
+}
+
+pass1bcheck(idesc)
+ register struct inodesc *idesc;
+{
+ register struct dups *dlp;
+ int nfrags, res = KEEPON;
+ daddr_t blkno = idesc->id_blkno;
+
+ for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) {
+ if (chkrange(blkno, 1))
+ res = SKIP;
+ for (dlp = duphead; dlp; dlp = dlp->next) {
+ if (dlp->dup == blkno) {
+ blkerror(idesc->id_number, "DUP", blkno);
+ dlp->dup = duphead->dup;
+ duphead->dup = blkno;
+ duphead = duphead->next;
+ }
+ if (dlp == muldup)
+ break;
+ }
+ if (muldup == 0 || duphead == muldup->next)
+ return (STOP);
+ }
+ return (res);
+}