]>
git.wh0rd.org - dump.git/blob - restore/dirs.c
2 * Ported to Linux's Second Extended File System as part of the
3 * dump and restore backup suit
4 * Remy Card <card@Linux.EU.Org>, 1994-1997
5 * Stelian Pop <stelian@popies.net>, 1999-2000
6 * Stelian Pop <stelian@popies.net> - AlcĂ´ve <www.alcove.com>, 2000-2002
10 * Copyright (c) 1983, 1993
11 * The Regents of the University of California. All rights reserved.
12 * (c) UNIX System Laboratories, Inc.
13 * All or some portions of this file are derived from material licensed
14 * to the University of California by American Telephone and Telegraph
15 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
16 * the permission of UNIX System Laboratories, Inc.
18 * Redistribution and use in source and binary forms, with or without
19 * modification, are permitted provided that the following conditions
21 * 1. Redistributions of source code must retain the above copyright
22 * notice, this list of conditions and the following disclaimer.
23 * 2. Redistributions in binary form must reproduce the above copyright
24 * notice, this list of conditions and the following disclaimer in the
25 * documentation and/or other materials provided with the distribution.
26 * 3. Neither the name of the University nor the names of its contributors
27 * may be used to endorse or promote products derived from this software
28 * without specific prior written permission.
30 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
31 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
34 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44 static const char rcsid
[] =
45 "$Id: dirs.c,v 1.31 2005/01/24 10:32:14 stelian Exp $";
49 #include <compatlfs.h>
50 #include <sys/types.h>
51 #include <sys/param.h>
56 #ifdef HAVE_EXT2FS_EXT2_FS_H
57 #include <ext2fs/ext2_fs.h>
59 #include <linux/ext2_fs.h>
61 #include <bsdcompat.h>
64 #include <sys/fcntl.h>
65 #include <bsdcompat.h>
67 #include <ufs/ufs/dinode.h>
68 #include <ufs/ufs/dir.h>
70 #endif /* __linux__ */
71 #include <protocols/dumprestore.h>
73 #include <compaterr.h>
84 #include <arpa/nameser_compat.h>
86 #include <machine/endian.h>
90 #include "pathnames.h"
95 * Symbol table of directories read from tape.
98 #define INOHASH(val) (val % HASHSIZE)
100 struct inotab
*t_next
;
105 static struct inotab
*inotab
[HASHSIZE
];
108 * Information retained about directories.
112 struct timeval timep
[2];
120 * Definitions for library routines operating on directories.
123 #define DIRBLKSIZ 1024
128 char dd_buf
[DIRBLKSIZ
];
132 * Global variables for this file.
135 static FILE *df
, *mf
;
136 static RST_DIR
*dirp
;
137 static char dirfile
[MAXPATHLEN
] = "#"; /* No file */
138 static char modefile
[MAXPATHLEN
] = "#"; /* No file */
139 static char dot
[2] = "."; /* So it can be modified */
142 * Format of old style directories.
147 char d_name
[ODIRSIZ
];
150 #if defined(__linux__) || defined(sunos)
151 static struct inotab
*allocinotab
__P((dump_ino_t
, OFF_T
));
152 static void savemodeinfo
__P((dump_ino_t
, struct new_bsd_inode
*));
154 static struct inotab
*allocinotab
__P((dump_ino_t
, OFF_T
));
155 static void savemodeinfo
__P((dump_ino_t
, struct dinode
*));
157 static void dcvt
__P((struct odirect
*, struct direct
*));
158 static void flushent
__P((void));
159 static struct inotab
*inotablookup
__P((dump_ino_t
));
160 static RST_DIR
*opendirfile
__P((const char *));
161 static void putdir
__P((char *, size_t));
162 static void putent
__P((struct direct
*));
163 static void rst_seekdir
__P((RST_DIR
*, OFF_T
, OFF_T
));
164 static OFF_T rst_telldir
__P((RST_DIR
*));
165 static struct direct
*searchdir
__P((dump_ino_t
, char *));
172 * Extract directory contents, building up a directory structure
173 * on disk for extraction by name.
174 * If genmode is requested, save mode, owner, and times for all
175 * directories on the tape.
178 extractdirs(int genmode
)
181 #if defined(__linux__) || defined(sunos)
182 struct new_bsd_inode ip
;
187 struct direct nulldir
;
191 Vprintf(stdout
, "Extract directories from tape\n");
192 (void) snprintf(dirfile
, sizeof(dirfile
), "%s/rstdir%ld", tmpdir
,
194 if (command
!= 'r' && command
!= 'R') {
195 (void) strncat(dirfile
, "-XXXXXX",
196 sizeof(dirfile
) - strlen(dirfile
));
197 fd
= MKSTEMP(dirfile
);
199 fd
= OPEN(dirfile
, O_RDWR
|O_CREAT
|O_EXCL
, 0666);
200 if (fd
== -1 || (df
= fdopen(fd
, "w")) == NULL
) {
203 err(1, "cannot create directory temporary %s", dirfile
);
206 (void) snprintf(modefile
, sizeof(modefile
), "%s/rstmode%ld", tmpdir
, (long)dumpdate
);
207 if (command
!= 'r' && command
!= 'R') {
208 (void) strncat(modefile
, "-XXXXXX",
209 sizeof(modefile
) - strlen(modefile
));
210 fd
= MKSTEMP(modefile
);
212 fd
= OPEN(modefile
, O_RDWR
|O_CREAT
|O_EXCL
, 0666);
213 if (fd
== -1 || (mf
= fdopen(fd
, "w")) == NULL
) {
216 err(1, "cannot create modefile %s", modefile
);
220 nulldir
.d_type
= DT_DIR
;
221 nulldir
.d_namlen
= 1;
222 nulldir
.d_name
[0] = '/';
223 nulldir
.d_name
[1] = '\0';
224 nulldir
.d_reclen
= DIRSIZ(0, &nulldir
);
226 curfile
.name
= "<directory file - name unknown>";
227 curfile
.action
= USING
;
229 if (curfile
.dip
== NULL
|| (curfile
.dip
->di_mode
& IFMT
) != IFDIR
) {
230 if ( fclose(df
) == EOF
)
231 err(1, "cannot write to file %s", dirfile
);
232 dirp
= opendirfile(dirfile
);
235 if (mf
!= NULL
&& fclose(mf
) == EOF
)
236 err(1, "cannot write to file %s", dirfile
);
239 panic("Root directory is not on tape\n");
242 memcpy(&ip
, curfile
.dip
, sizeof(ip
));
243 itp
= allocinotab(ino
, seekpt
);
244 getfile(putdir
, xtrnull
);
245 while (spcl
.c_flags
& DR_EXTATTRIBUTES
) {
246 switch (spcl
.c_extattributes
) {
247 case EXT_MACOSFNDRINFO
:
248 msg("MacOSX attributes not supported, skipping\n");
251 case EXT_MACOSRESFORK
:
252 msg("MacOSX attributes not supported, skipping\n");
256 msg("EA/ACLs attributes not supported, skipping\n");
261 savemodeinfo(ino
, &ip
);
264 itp
->t_size
= seekpt
- itp
->t_seekpt
;
269 * skip over all the directories on the tape
275 while (curfile
.dip
&& (curfile
.dip
->di_mode
& IFMT
) == IFDIR
) {
281 * Recursively find names and inumbers of all files in subtree
282 * pname and pass them off to be processed.
285 treescan(char *pname
, dump_ino_t ino
, long (*todo
) __P((char *, dump_ino_t
, int)))
291 char locname
[MAXPATHLEN
+ 1];
293 itp
= inotablookup(ino
);
296 * Pname is name of a simple file or an unchanged directory.
298 (void) (*todo
)(pname
, ino
, LEAF
);
302 * Pname is a dumped directory name.
304 if ((*todo
)(pname
, ino
, NODE
) == FAIL
)
307 * begin search through the directory
308 * skipping over "." and ".."
310 namelen
= snprintf(locname
, sizeof(locname
), "%s/", pname
);
311 if (namelen
>= (int)sizeof(locname
))
312 namelen
= sizeof(locname
) - 1;
313 rst_seekdir(dirp
, itp
->t_seekpt
, itp
->t_seekpt
);
314 dp
= rst_readdir(dirp
); /* "." */
315 if (dp
!= NULL
&& strcmp(dp
->d_name
, ".") == 0)
316 dp
= rst_readdir(dirp
); /* ".." */
318 fprintf(stderr
, "Warning: `.' missing from directory %s\n",
320 if (dp
!= NULL
&& strcmp(dp
->d_name
, "..") == 0)
321 dp
= rst_readdir(dirp
); /* first real entry */
323 fprintf(stderr
, "Warning: `..' missing from directory %s\n",
325 bpt
= rst_telldir(dirp
);
327 * a zero inode signals end of directory
330 locname
[namelen
] = '\0';
331 if (namelen
+ dp
->d_namlen
>= (int)sizeof(locname
)) {
332 fprintf(stderr
, "%s%s: name exceeds %ld char\n",
333 locname
, dp
->d_name
, (long)sizeof(locname
) - 1);
335 (void) strncat(locname
, dp
->d_name
, (int)dp
->d_namlen
);
336 treescan(locname
, dp
->d_ino
, todo
);
337 rst_seekdir(dirp
, bpt
, itp
->t_seekpt
);
339 dp
= rst_readdir(dirp
);
340 bpt
= rst_telldir(dirp
);
345 * Lookup a pathname which is always assumed to start from the ROOTINO.
348 pathsearch(const char *pathname
)
352 char *path
, *name
, buffer
[MAXPATHLEN
];
354 strcpy(buffer
, pathname
);
361 while ((name
= strsep(&path
, "/")) != NULL
&& *name
/* != NULL */) {
363 while ((name
= strtok_r(NULL
, "/", &path
)) != NULL
&& *name
/* != NULL */) {
365 if ((dp
= searchdir(ino
, name
)) == NULL
)
373 * Lookup the requested name in directory inum.
374 * Return its inode number if found, zero if it does not exist.
376 static struct direct
*
377 searchdir(dump_ino_t inum
, char *name
)
383 itp
= inotablookup(inum
);
386 rst_seekdir(dirp
, itp
->t_seekpt
, itp
->t_seekpt
);
389 dp
= rst_readdir(dirp
);
392 } while (dp
->d_namlen
!= len
|| strncmp(dp
->d_name
, name
, len
) != 0);
397 * Put the directory entries in the directory file
400 putdir(char *buf
, size_t size
)
402 struct direct cvtbuf
;
404 struct odirect
*eodp
;
408 if (cvtflag
&& !ufs2flag
) {
409 eodp
= (struct odirect
*)&buf
[size
];
410 for (odp
= (struct odirect
*)buf
; odp
< eodp
; odp
++)
411 if (odp
->d_ino
!= 0) {
416 for (loc
= 0; loc
< (long)size
; ) {
417 dp
= (struct direct
*)(buf
+ loc
);
419 printf ("reclen = %d, namlen = %d, type = %d\n",
420 dp
->d_reclen
, dp
->d_namlen
, dp
->d_type
);
423 swabst((u_char
*)"is", (u_char
*) dp
);
424 if (oldinofmt
&& dp
->d_ino
!= 0) {
425 # if BYTE_ORDER == BIG_ENDIAN
427 dp
->d_namlen
= dp
->d_type
;
430 dp
->d_namlen
= dp
->d_type
;
432 if (dp
->d_namlen
== 0 && dp
->d_type
!= 0)
433 dp
->d_namlen
= dp
->d_type
;
434 dp
->d_type
= DT_UNKNOWN
;
437 printf ("reclen = %d, namlen = %d, type = %d\n",
438 dp
->d_reclen
, dp
->d_namlen
, dp
->d_type
);
440 i
= DIRBLKSIZ
- (loc
& (DIRBLKSIZ
- 1));
441 if ((dp
->d_reclen
& 0x3) != 0 ||
443 dp
->d_reclen
< DIRSIZ(0, dp
)
445 || dp
->d_namlen
> MAXNAMLEN
448 Vprintf(stdout
, "Mangled directory: ");
449 if ((dp
->d_reclen
& 0x3) != 0)
451 "reclen not multiple of 4 ");
452 if (dp
->d_reclen
< DIRSIZ(0, dp
))
454 "reclen less than DIRSIZ (%d < %d) ",
455 dp
->d_reclen
, DIRSIZ(0, dp
));
457 if (dp
->d_namlen
> MAXNAMLEN
)
459 "reclen name too big (%d > %d) ",
460 dp
->d_namlen
, MAXNAMLEN
);
462 Vprintf(stdout
, "\n");
467 if (dp
->d_ino
!= 0) {
475 * These variables are "local" to the following two functions.
477 static char dirbuf
[DIRBLKSIZ
];
478 static long dirloc
= 0;
479 static long prev
= 0;
482 * add a new directory entry to a file.
485 putent(struct direct
*dp
)
487 dp
->d_reclen
= DIRSIZ(0, dp
);
488 if (dirloc
+ dp
->d_reclen
> DIRBLKSIZ
) {
489 ((struct direct
*)(dirbuf
+ prev
))->d_reclen
=
491 if ( fwrite(dirbuf
, 1, DIRBLKSIZ
, df
) != DIRBLKSIZ
)
492 err(1,"cannot write to file %s", dirfile
);
495 memmove(dirbuf
+ dirloc
, dp
, (size_t)dp
->d_reclen
);
497 dirloc
+= dp
->d_reclen
;
501 * flush out a directory that is finished.
506 ((struct direct
*)(dirbuf
+ prev
))->d_reclen
= DIRBLKSIZ
- prev
;
507 if ( fwrite(dirbuf
, (int)dirloc
, 1, df
) != 1 )
508 err(1, "cannot write to file %s", dirfile
);
511 err(1, "cannot write to file %s", dirfile
);
516 dcvt(struct odirect
*odp
, struct direct
*ndp
)
519 memset(ndp
, 0, (size_t)(sizeof *ndp
));
520 ndp
->d_ino
= odp
->d_ino
;
521 ndp
->d_type
= DT_UNKNOWN
;
522 (void) strncpy(ndp
->d_name
, odp
->d_name
, ODIRSIZ
);
523 ndp
->d_namlen
= strlen(ndp
->d_name
);
524 ndp
->d_reclen
= DIRSIZ(0, ndp
);
528 * Seek to an entry in a directory.
529 * Only values returned by rst_telldir should be passed to rst_seekdir.
530 * This routine handles many directories in a single file.
531 * It takes the base of the directory in the file, plus
532 * the desired seek offset into it.
535 rst_seekdir(RST_DIR
*dirp
, OFF_T loc
, OFF_T base
)
538 if (loc
== rst_telldir(dirp
))
542 fprintf(stderr
, "bad seek pointer to rst_seekdir %lld\n", (long long int)loc
);
543 (void) LSEEK(dirp
->dd_fd
, base
+ (loc
& ~(DIRBLKSIZ
- 1)), SEEK_SET
);
544 dirp
->dd_loc
= loc
& (DIRBLKSIZ
- 1);
545 if (dirp
->dd_loc
!= 0)
546 dirp
->dd_size
= read(dirp
->dd_fd
, dirp
->dd_buf
, DIRBLKSIZ
);
550 * get next entry in a directory.
553 rst_readdir(RST_DIR
*dirp
)
558 if (dirp
->dd_loc
== 0) {
559 dirp
->dd_size
= read(dirp
->dd_fd
, dirp
->dd_buf
,
561 if (dirp
->dd_size
<= 0) {
562 Dprintf(stderr
, "error reading directory\n");
566 if (dirp
->dd_loc
>= dirp
->dd_size
) {
570 dp
= (struct direct
*)(dirp
->dd_buf
+ dirp
->dd_loc
);
571 if (dp
->d_reclen
== 0 ||
572 dp
->d_reclen
> DIRBLKSIZ
+ 1 - dirp
->dd_loc
) {
573 Dprintf(stderr
, "corrupted directory: bad reclen %d\n",
577 dirp
->dd_loc
+= dp
->d_reclen
;
578 if (dp
->d_ino
== 0 && strcmp(dp
->d_name
, "/") == 0)
580 if (dp
->d_ino
>= maxino
) {
581 Dprintf(stderr
, "corrupted directory: bad inum %d\n",
590 * Simulate the opening of a directory
593 rst_opendir(const char *name
)
599 if ((ino
= dirlookup(name
)) > 0 &&
600 (itp
= inotablookup(ino
)) != NULL
) {
601 dirp
= opendirfile(dirfile
);
602 rst_seekdir(dirp
, itp
->t_seekpt
, itp
->t_seekpt
);
609 * In our case, there is nothing to do when closing a directory.
612 rst_closedir(RST_DIR
*dirp
)
615 (void)close(dirp
->dd_fd
);
621 * Simulate finding the current offset in the directory.
624 rst_telldir(RST_DIR
*dirp
)
626 return ((OFF_T
)LSEEK(dirp
->dd_fd
,
627 (OFF_T
)0, SEEK_CUR
) - dirp
->dd_size
+ dirp
->dd_loc
);
631 * Open a directory file.
634 opendirfile(const char *name
)
639 if ((fd
= OPEN(name
, O_RDONLY
)) == -1)
641 if ((dirp
= malloc(sizeof(RST_DIR
))) == NULL
) {
651 * Set the mode, owner, and times for all new or changed directories
654 setdirmodes(int flags
)
657 struct modeinfo node
;
661 Vprintf(stdout
, "Set directory mode, owner, and times.\n");
662 if (command
== 'r' || command
== 'R')
663 (void) snprintf(modefile
, sizeof(modefile
), "%s/rstmode%lu", tmpdir
, (long)dumpdate
);
664 if (modefile
[0] == '#') {
665 panic("modefile not defined\n");
666 fprintf(stderr
, "directory mode, owner, and times not set\n");
669 mf
= fopen(modefile
, "r");
672 fprintf(stderr
, "cannot open mode file %s\n", modefile
);
673 fprintf(stderr
, "directory mode, owner, and times not set\n");
678 (void) fread((char *)&node
, 1, sizeof(struct modeinfo
), mf
);
681 ep
= lookupino(node
.ino
);
682 if (command
== 'i' || command
== 'x') {
685 if ((flags
& FORCE
) == 0 && ep
->e_flags
& EXISTED
) {
689 if ((flags
& FORCE
) == 0 &&
690 node
.ino
== ROOTINO
&&
691 reply("set owner/mode for '.'") == FAIL
)
695 panic("cannot find directory inode %d\n", node
.ino
);
698 (void) chown(cp
, node
.uid
, node
.gid
);
699 (void) chmod(cp
, node
.mode
);
702 (void) lsetflags(cp
, node
.flags
);
706 (void) chflags(cp
, node
.flags
);
709 utimes(cp
, node
.timep
);
714 panic("error setting directory modes\n");
719 * In restore -C mode, tests the attributes for all directories
722 comparedirmodes(void)
725 struct modeinfo node
;
729 Vprintf(stdout
, "Compare directories modes, owner, attributes.\n");
730 if (modefile
[0] == '#') {
731 panic("modefile not defined\n");
732 fprintf(stderr
, "directory mode, owner, and times not set\n");
735 mf
= fopen(modefile
, "r");
738 fprintf(stderr
, "cannot open mode file %s\n", modefile
);
739 fprintf(stderr
, "directory mode, owner, and times not set\n");
744 (void) fread((char *)&node
, 1, sizeof(struct modeinfo
), mf
);
747 ep
= lookupino(node
.ino
);
749 panic("cannot find directory inode %d\n", node
.ino
);
753 unsigned long newflags
;
755 if (LSTAT(cp
, &sb
) < 0) {
756 warn("unable to stat %s", cp
);
761 Vprintf(stdout
, "comparing directory %s\n", cp
);
763 if (sb
.st_mode
!= node
.mode
) {
764 fprintf(stderr
, "%s: mode changed from 0%o to 0%o.\n",
765 cp
, node
.mode
& 07777, sb
.st_mode
& 07777);
768 if (sb
.st_uid
!= node
.uid
) {
769 fprintf(stderr
, "%s: uid changed from %d to %d.\n",
770 cp
, node
.uid
, sb
.st_uid
);
773 if (sb
.st_gid
!= node
.gid
) {
774 fprintf(stderr
, "%s: gid changed from %d to %d.\n",
775 cp
, node
.gid
, sb
.st_gid
);
779 if (lgetflags(cp
, &newflags
) < 0) {
780 if (node
.flags
!= 0) {
781 warn("%s: lgetflags failed", cp
);
786 if (newflags
!= node
.flags
) {
787 fprintf(stderr
, "%s: flags changed from 0x%08x to 0x%08lx.\n",
788 cp
, node
.flags
, newflags
);
797 panic("error setting directory modes\n");
802 * Generate a literal copy of a directory.
805 genliteraldir(char *name
, dump_ino_t ino
)
808 int ofile
, dp
, i
, size
;
811 itp
= inotablookup(ino
);
813 panic("Cannot find directory inode %d named %s\n", ino
, name
);
814 if ((ofile
= open(name
, O_WRONLY
| O_CREAT
| O_TRUNC
, 0666)) < 0) {
815 warn("%s: cannot create file\n", name
);
818 rst_seekdir(dirp
, itp
->t_seekpt
, itp
->t_seekpt
);
819 dp
= dup(dirp
->dd_fd
);
820 for (i
= itp
->t_size
; i
> 0; i
-= BUFSIZ
) {
821 size
= i
< BUFSIZ
? i
: BUFSIZ
;
822 if (read(dp
, buf
, (int) size
) == -1) {
823 warnx("write error extracting inode %lu, name %s\n",
824 (unsigned long)curfile
.ino
, curfile
.name
);
827 if (!Nflag
&& write(ofile
, buf
, (int) size
) == -1) {
828 warnx("write error extracting inode %lu, name %s\n",
829 (unsigned long)curfile
.ino
, curfile
.name
);
839 * Determine the type of an inode
842 inodetype(dump_ino_t ino
)
846 itp
= inotablookup(ino
);
853 * Allocate and initialize a directory inode entry.
854 * If requested, save its pertinent mode, owner, and time info.
856 static struct inotab
*
857 #if defined(__linux__) || defined(sunos)
858 allocinotab(dump_ino_t ino
, OFF_T seekpt
)
860 allocinotab(dump_ino_t ino
, OFF_T seekpt
)
865 itp
= calloc(1, sizeof(struct inotab
));
867 panic("no memory directory table\n");
868 itp
->t_next
= inotab
[INOHASH(ino
)];
869 inotab
[INOHASH(ino
)] = itp
;
871 itp
->t_seekpt
= seekpt
;
876 #if defined(__linux__) || defined(sunos)
877 savemodeinfo(dump_ino_t ino
, struct new_bsd_inode
*dip
) {
879 savemodeinfo(dump_ino_t ino
, struct dinode
*dip
) {
881 struct modeinfo node
;
886 #if defined(__linux__) || defined(sunos)
887 node
.timep
[0].tv_sec
= dip
->di_atime
.tv_sec
;
888 node
.timep
[0].tv_usec
= dip
->di_atime
.tv_usec
;
889 node
.timep
[1].tv_sec
= dip
->di_mtime
.tv_sec
;
890 node
.timep
[1].tv_usec
= dip
->di_mtime
.tv_usec
;
891 #else /* __linux__ || sunos */
892 node
.timep
[0].tv_sec
= dip
->di_atime
;
893 node
.timep
[0].tv_usec
= dip
->di_atimensec
/ 1000;
894 node
.timep
[1].tv_sec
= dip
->di_mtime
;
895 node
.timep
[1].tv_usec
= dip
->di_mtimensec
/ 1000;
896 #endif /* __linux__ || sunos */
897 node
.mode
= dip
->di_mode
;
898 node
.flags
= dip
->di_flags
;
899 node
.uid
= dip
->di_uid
;
900 node
.gid
= dip
->di_gid
;
901 if ( fwrite((char *)&node
, 1, sizeof(struct modeinfo
), mf
) != sizeof(struct modeinfo
) )
902 err(1,"cannot write to file %s", modefile
);
906 * Look up an inode in the table of directories
908 static struct inotab
*
909 inotablookup(dump_ino_t ino
)
913 for (itp
= inotab
[INOHASH(ino
)]; itp
!= NULL
; itp
= itp
->t_next
)
914 if (itp
->t_ino
== ino
)
926 if (modefile
[0] != '#')
927 (void) unlink(modefile
);
928 if (dirfile
[0] != '#')
929 (void) unlink(dirfile
);