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https://git.openafs.org/openafs.git
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b9eaf43bbe
memset() takes a void * as it's first argument. Don't explicitly cast what we're passing in to (char *), as this may mask other errors. Reviewed-on: http://gerrit.openafs.org/701 Reviewed-by: Derrick Brashear <shadow@dementia.org> Tested-by: Derrick Brashear <shadow@dementia.org>
423 lines
10 KiB
C
423 lines
10 KiB
C
/*
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* Copyright (c) 1980, 1986 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of California, Berkeley. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#include <afsconfig.h>
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#include <afs/param.h>
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#define VICE
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#include <sys/time.h>
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#include <sys/param.h>
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#ifdef AFS_OSF_ENV
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#include <sys/vnode.h>
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#include <sys/mount.h>
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#include <ufs/inode.h>
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#include <ufs/fs.h>
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#define _BSD
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#define _KERNEL
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#include <ufs/dir.h>
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#undef _KERNEL
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#undef _BSD
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#include <stdio.h>
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#else /* AFS_OSF_ENV */
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#ifdef AFS_VFSINCL_ENV
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#include <sys/vnode.h>
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#ifdef AFS_SUN5_ENV
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/fs/ufs_inode.h>
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#include <sys/fs/ufs_fs.h>
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#define _KERNEL
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#include <sys/fs/ufs_fsdir.h>
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#undef _KERNEL
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#include <sys/fs/ufs_mount.h>
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#else
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#include <ufs/inode.h>
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#include <ufs/fs.h>
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#include <ufs/fsdir.h>
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#endif
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#else /* AFS_VFSINCL_ENV */
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#include <sys/inode.h>
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#ifdef AFS_HPUX_ENV
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#include <ctype.h>
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#define LONGFILENAMES 1
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#include <sys/sysmacros.h>
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#include <sys/ino.h>
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#define DIRSIZ_MACRO
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#ifdef HAVE_USR_OLD_USR_INCLUDE_NDIR_H
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#include </usr/old/usr/include/ndir.h>
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#else
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#include <ndir.h>
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#endif
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#else
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#include <sys/dir.h>
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#endif
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#include <sys/fs.h>
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#endif /* AFS_VFSINCL_ENV */
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#endif /* AFS_OSF_ENV */
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#include <afs/osi_inode.h>
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#ifdef AFS_SUN5_ENV
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#include <string.h>
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#else
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#include <strings.h>
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#endif
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#include "fsck.h"
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int pass2check();
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pass2()
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{
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register struct dinode *dp;
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struct inodesc rootdesc;
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memset(&rootdesc, 0, sizeof(struct inodesc));
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rootdesc.id_type = ADDR;
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rootdesc.id_func = pass2check;
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rootdesc.id_number = ROOTINO;
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pathp = pathname;
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#if defined(ACLS) && defined(AFS_HPUX_ENV)
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switch (statemap[ROOTINO] & STATE) {
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#else /* no ACLS */
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switch (statemap[ROOTINO]) {
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#endif /* ACLS */
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case USTATE:
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pfatal("ROOT INODE UNALLOCATED");
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if (reply("ALLOCATE") == 0)
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errexit("");
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if (allocdir(ROOTINO, ROOTINO, 0755) != ROOTINO)
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errexit("CANNOT ALLOCATE ROOT INODE\n");
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descend(&rootdesc, ROOTINO);
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break;
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case DCLEAR:
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pfatal("DUPS/BAD IN ROOT INODE");
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if (reply("REALLOCATE")) {
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freeino(ROOTINO);
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if (allocdir(ROOTINO, ROOTINO, 0755) != ROOTINO)
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errexit("CANNOT ALLOCATE ROOT INODE\n");
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descend(&rootdesc, ROOTINO);
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break;
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}
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if (reply("CONTINUE") == 0)
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errexit("");
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statemap[ROOTINO] = DSTATE;
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descend(&rootdesc, ROOTINO);
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break;
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#ifdef VICE
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case VSTATE:
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#endif /* VICE */
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case FSTATE:
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case FCLEAR:
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pfatal("ROOT INODE NOT DIRECTORY");
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if (reply("REALLOCATE")) {
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freeino(ROOTINO);
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if (allocdir(ROOTINO, ROOTINO, 0755) != ROOTINO)
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errexit("CANNOT ALLOCATE ROOT INODE\n");
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descend(&rootdesc, ROOTINO);
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break;
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}
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if (reply("FIX") == 0)
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errexit("");
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dp = ginode(ROOTINO);
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dp->di_mode &= ~IFMT;
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dp->di_mode |= IFDIR;
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#ifdef AFS_SUN5_ENV
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dp->di_smode = dp->di_mode;
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#endif
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inodirty();
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#if defined(ACLS) && defined(AFS_HPUX_ENV)
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/*
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* Keep any info on associated continuation inode
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*/
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if (statemap[ROOTINO] & HASCINODE)
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statemap[ROOTINO] = DSTATE | HASCINODE;
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else
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statemap[ROOTINO] = DSTATE;
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#else /* no ACLS */
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statemap[ROOTINO] = DSTATE;
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#endif /* ACLS */
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/* fall into ... */
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case DSTATE:
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descend(&rootdesc, ROOTINO);
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break;
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default:
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errexit("BAD STATE %d FOR ROOT INODE", statemap[ROOTINO]);
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}
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}
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pass2check(idesc)
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struct inodesc *idesc;
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{
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register struct direct *dirp = idesc->id_dirp;
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char *curpathloc;
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int n, entrysize, ret = 0;
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struct dinode *dp;
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struct direct proto;
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char namebuf[BUFSIZ];
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#if defined(ACLS) && defined(AFS_HPUX_ENV)
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int holdstate;
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#endif /* ACLS */
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/*
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* check for "."
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*/
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if (idesc->id_entryno != 0)
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goto chk1;
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if (dirp->d_ino != 0 && strcmp(dirp->d_name, ".") == 0) {
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if (dirp->d_ino != idesc->id_number) {
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direrror(idesc->id_number, "BAD INODE NUMBER FOR '.'");
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dirp->d_ino = idesc->id_number;
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if (reply("FIX") == 1)
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ret |= ALTERED;
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}
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goto chk1;
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}
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direrror(idesc->id_number, "MISSING '.'");
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proto.d_ino = idesc->id_number;
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proto.d_namlen = 1;
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(void)strcpy(proto.d_name, ".");
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entrysize = DIRSIZ(&proto);
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if (dirp->d_ino != 0 && strcmp(dirp->d_name, "..") != 0) {
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pfatal("CANNOT FIX, FIRST ENTRY IN DIRECTORY CONTAINS %s\n",
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dirp->d_name);
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#if defined(AFS_SUN_ENV)
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iscorrupt = 1;
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#endif
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} else if (dirp->d_reclen < entrysize) {
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pfatal("CANNOT FIX, INSUFFICIENT SPACE TO ADD '.'\n");
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#if defined(AFS_SUN_ENV)
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iscorrupt = 1;
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#endif
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} else if (dirp->d_reclen < 2 * entrysize) {
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proto.d_reclen = dirp->d_reclen;
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memcpy((char *)dirp, (char *)&proto, entrysize);
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if (reply("FIX") == 1)
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ret |= ALTERED;
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} else {
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n = dirp->d_reclen - entrysize;
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proto.d_reclen = entrysize;
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memcpy((char *)dirp, (char *)&proto, entrysize);
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idesc->id_entryno++;
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lncntp[dirp->d_ino]--;
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dirp = (struct direct *)((char *)(dirp) + entrysize);
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memset(dirp, 0, n);
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dirp->d_reclen = n;
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if (reply("FIX") == 1)
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ret |= ALTERED;
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}
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chk1:
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if (idesc->id_entryno > 1)
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goto chk2;
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proto.d_ino = idesc->id_parent;
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proto.d_namlen = 2;
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(void)strcpy(proto.d_name, "..");
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entrysize = DIRSIZ(&proto);
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if (idesc->id_entryno == 0) {
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n = DIRSIZ(dirp);
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if (dirp->d_reclen < n + entrysize)
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goto chk2;
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proto.d_reclen = dirp->d_reclen - n;
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dirp->d_reclen = n;
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idesc->id_entryno++;
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lncntp[dirp->d_ino]--;
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dirp = (struct direct *)((char *)(dirp) + n);
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memset(dirp, 0, n);
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dirp->d_reclen = n;
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}
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if (dirp->d_ino != 0 && strcmp(dirp->d_name, "..") == 0) {
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if (dirp->d_ino != idesc->id_parent) {
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direrror(idesc->id_number, "BAD INODE NUMBER FOR '..'");
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dirp->d_ino = idesc->id_parent;
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if (reply("FIX") == 1)
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ret |= ALTERED;
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}
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goto chk2;
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}
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direrror(idesc->id_number, "MISSING '..'");
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if (dirp->d_ino != 0 && strcmp(dirp->d_name, ".") != 0) {
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pfatal("CANNOT FIX, SECOND ENTRY IN DIRECTORY CONTAINS %s\n",
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dirp->d_name);
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#if defined(AFS_SUN_ENV)
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iscorrupt = 1;
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#endif
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} else if (dirp->d_reclen < entrysize) {
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pfatal("CANNOT FIX, INSUFFICIENT SPACE TO ADD '..'\n");
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#if defined(AFS_SUN_ENV)
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iscorrupt = 1;
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#endif
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} else {
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proto.d_reclen = dirp->d_reclen;
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memcpy((char *)dirp, (char *)&proto, entrysize);
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if (reply("FIX") == 1)
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ret |= ALTERED;
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}
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chk2:
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if (dirp->d_ino == 0)
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return (ret | KEEPON);
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if (dirp->d_namlen <= 2 && dirp->d_name[0] == '.'
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&& idesc->id_entryno >= 2) {
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if (dirp->d_namlen == 1) {
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direrror(idesc->id_number, "EXTRA '.' ENTRY");
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dirp->d_ino = 0;
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if (reply("FIX") == 1)
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ret |= ALTERED;
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return (KEEPON | ret);
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}
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if (dirp->d_name[1] == '.') {
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direrror(idesc->id_number, "EXTRA '..' ENTRY");
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dirp->d_ino = 0;
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if (reply("FIX") == 1)
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ret |= ALTERED;
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return (KEEPON | ret);
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}
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}
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curpathloc = pathp;
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*pathp++ = '/';
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if (pathp + dirp->d_namlen >= endpathname) {
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*pathp = '\0';
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errexit("NAME TOO LONG %s%s\n", pathname, dirp->d_name);
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}
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memcpy(pathp, dirp->d_name, (int)dirp->d_namlen + 1);
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pathp += dirp->d_namlen;
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idesc->id_entryno++;
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n = 0;
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if (dirp->d_ino > maxino || dirp->d_ino <= 0) {
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direrror(dirp->d_ino, "I OUT OF RANGE");
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n = reply("REMOVE");
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} else {
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again:
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#if defined(ACLS) && defined(AFS_HPUX_ENV)
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switch (statemap[dirp->d_ino] & STATE) {
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#else /* no ACLS */
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switch (statemap[dirp->d_ino]) {
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#endif /* ACLS */
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case USTATE:
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direrror(dirp->d_ino, "UNALLOCATED");
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n = reply("REMOVE");
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break;
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case DCLEAR:
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case FCLEAR:
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direrror(dirp->d_ino, "DUP/BAD");
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if ((n = reply("REMOVE")) == 1)
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break;
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dp = ginode(dirp->d_ino);
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#ifdef VICE
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#if defined(ACLS) && defined(AFS_HPUX_ENV)
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holdstate =
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(dp->di_mode & IFMT) ==
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IFDIR ? DSTATE : (VICEINODE ? VSTATE : FSTATE);
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if (statemap[dirp->d_ino] & HASCINODE)
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statemap[dirp->d_ino] = holdstate | HASCINODE;
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else
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statemap[dirp->d_ino] = holdstate;
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#else
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statemap[dirp->d_ino] =
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(dp->di_mode & IFMT) ==
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IFDIR ? DSTATE : (VICEINODE ? VSTATE : FSTATE);
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#endif
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#else /* VICE */
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#if defined(ACLS) && defined(AFS_HPUX_ENV)
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holdstate = (dp->di_mode & IFMT) == IFDIR ? DSTATE : FSTATE;
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if (statemap[dirp->d_ino] & HASCINODE)
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statemap[dirp->d_ino] = holdstate | HASCINODE;
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else
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statemap[dirp->d_ino] = holdstate;
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#else
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statemap[dirp->d_ino] =
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(dp->di_mode & IFMT) == IFDIR ? DSTATE : FSTATE;
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#endif
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#endif /* VICE */
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lncntp[dirp->d_ino] = dp->di_nlink;
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goto again;
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case DFOUND:
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if (idesc->id_entryno > 2) {
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getpathname(namebuf, dirp->d_ino, dirp->d_ino);
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pwarn("%s %s %s\n", pathname,
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"IS AN EXTRANEOUS HARD LINK TO DIRECTORY", namebuf);
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if (preen)
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printf(" (IGNORED)\n");
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else if ((n = reply("REMOVE")) == 1)
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break;
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}
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/* fall through */
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case FSTATE:
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#ifdef VICE
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filecase:
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#endif /* VICE */
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lncntp[dirp->d_ino]--;
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break;
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#ifdef VICE
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case VSTATE:
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direrror(dirp->d_ino, "VICE INODE REFERENCED BY DIRECTORY");
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if (reply("CONVERT TO REGULAR FILE") != 1)
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break;
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if ((dp = ginode(dirp->d_ino)) == NULL)
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break;
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#if defined(AFS_SUN_ENV) && !defined(AFS_SUN56_ENV)
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dp->di_gen = dp->di_ic.ic_flags = dp->di_ic.ic_size.val[0] = 0;
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#else
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CLEAR_DVICEMAGIC(dp);
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#endif
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inodirty();
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statemap[dirp->d_ino] = FSTATE;
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ret |= ALTERED;
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goto filecase;
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#endif /* VICE */
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case DSTATE:
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descend(idesc, dirp->d_ino);
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if (statemap[dirp->d_ino] == DFOUND) {
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lncntp[dirp->d_ino]--;
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} else if (statemap[dirp->d_ino] == DCLEAR) {
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dirp->d_ino = 0;
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ret |= ALTERED;
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} else
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errexit("BAD RETURN STATE %d FROM DESCEND",
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statemap[dirp->d_ino]);
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break;
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#if defined(ACLS) && defined(AFS_HPUX_ENV)
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/* hpux has more dynamic states (CSTATE, CRSTATE) */
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case CSTATE:
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break;
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case CRSTATE:
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break;
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#endif
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default:
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errexit("BAD STATE %d FOR INODE I=%d", statemap[dirp->d_ino],
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dirp->d_ino);
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}
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}
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pathp = curpathloc;
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*pathp = '\0';
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if (n == 0)
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return (ret | KEEPON);
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dirp->d_ino = 0;
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return (ret | KEEPON | ALTERED);
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}
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