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.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 static const char rcsid[] =
40 "$Id: restore.c,v 1.31 2003/03/30 15:40:39 stelian Exp $";
44 #include <sys/types.h>
47 #include <sys/param.h>
50 #ifdef HAVE_EXT2FS_EXT2_FS_H
51 #include <ext2fs/ext2_fs.h>
53 #include <linux/ext2_fs.h>
55 #include <bsdcompat.h>
57 #include <ufs/ufs/dinode.h>
58 #endif /* __linux__ */
59 #include <protocols/dumprestore.h>
61 #include <compaterr.h>
67 #include <ext2fs/ext2fs.h>
73 static char *keyval __P((int));
76 * This implements the 't' option.
77 * List entries on the tape.
80 listfile(char *name, dump_ino_t ino, int type)
82 long descend = hflag ? GOOD : FAIL;
88 if (TSTINO(ino, dumpmap) == 0)
90 Vprintf(stdout, "%s", type == LEAF ? "leaf" : "dir ");
92 if (tapeposflag) { /* add QFA positions to output */
93 (void)Inode2Tapepos(ino, &tnum, &tpos, 1);
94 fprintf(stdout, "%10lu\t%ld\t%lld\t%s\n", (unsigned long)ino,
99 fprintf(stdout, "%10lu\t%s\n", (unsigned long)ino, name);
104 * This implements the 'x' option.
105 * Request that new entries be extracted.
108 addfile(char *name, dump_ino_t ino, int type)
110 struct entry *ep, *np;
111 long descend = hflag ? GOOD : FAIL;
114 if (TSTINO(ino, dumpmap) == 0) {
115 Dprintf(stdout, "%s: not on the tape\n", name);
118 if (ino == WINO && command == 'i' && !vflag)
121 (void) snprintf(buf, sizeof(buf), "./%lu", (unsigned long)ino);
124 (void) genliteraldir(name, ino);
130 if (strcmp(name, myname(ep)) == 0) {
135 for (np = ep->e_links; np; np = np->e_links)
136 if (strcmp(name, myname(np)) == 0) {
141 ep = addentry(name, ino, type);
143 if ((type == NODE) && (!createtapeposflag))
153 * This is used by the 'i' option to undo previous requests made by addfile.
154 * Delete entries from the request queue.
158 deletefile(char *name, dump_ino_t ino, UNUSED(int type))
160 long descend = hflag ? GOOD : FAIL;
163 if (TSTINO(ino, dumpmap) == 0)
165 ep = lookupname(name);
168 ep->e_flags |= REMOVED;
169 if (ep->e_type != NODE)
176 * The following four routines implement the incremental
177 * restore algorithm. The first removes old entries, the second
178 * does renames and calculates the extraction list, the third
179 * cleans up link names missed by the first two, and the final
180 * one deletes old directories.
182 * Directories cannot be immediately deleted, as they may have
183 * other files in them which need to be moved out first. As
184 * directories to be deleted are found, they are put on the
185 * following deletion list. After all deletions and renames
186 * are done, this list is actually deleted.
188 static struct entry *removelist;
191 * Remove invalid whiteouts from the old tree.
192 * Remove unneeded leaves from the old tree.
193 * Remove directories from the lookup chains.
196 removeoldleaves(void)
198 struct entry *ep, *nextep;
199 dump_ino_t i, mydirino;
201 Vprintf(stdout, "Mark entries to be removed.\n");
202 if ((ep = lookupino(WINO))) {
203 Vprintf(stdout, "Delete whiteouts\n");
204 for ( ; ep != NULL; ep = nextep) {
205 nextep = ep->e_links;
206 mydirino = ep->e_parent->e_ino;
208 * We remove all whiteouts that are in directories
209 * that have been removed or that have been dumped.
211 if (TSTINO(mydirino, usedinomap) &&
212 !TSTINO(mydirino, dumpmap))
215 (void)fprintf(stderr, "BUG! Should call delwhiteout\n");
222 for (i = ROOTINO + 1; i < maxino; i++) {
226 if (TSTINO(i, usedinomap))
228 for ( ; ep != NULL; ep = ep->e_links) {
229 Dprintf(stdout, "%s: REMOVE\n", myname(ep));
230 if (ep->e_type == LEAF) {
235 deleteino(ep->e_ino);
236 ep->e_next = removelist;
244 * For each directory entry on the incremental tape, determine which
245 * category it falls into as follows:
246 * KEEP - entries that are to be left alone.
247 * NEW - new entries to be added.
248 * EXTRACT - files that must be updated with new contents.
249 * LINK - new links to be added.
250 * Renames are done at the same time.
253 nodeupdates(char *name, dump_ino_t ino, int type)
255 struct entry *ep, *np, *ip;
260 # define ONTAPE 0x1 /* inode is on the tape */
261 # define INOFND 0x2 /* inode already exists */
262 # define NAMEFND 0x4 /* name already exists */
263 # define MODECHG 0x8 /* mode of inode changed */
266 * This routine is called once for each element in the
267 * directory hierarchy, with a full path name.
268 * The "type" value is incorrectly specified as LEAF for
269 * directories that are not on the dump tape.
271 * Check to see if the file is on the tape.
273 if (TSTINO(ino, dumpmap))
276 * Check to see if the name exists, and if the name is a link.
278 np = lookupname(name);
281 ip = lookupino(np->e_ino);
283 panic("corrupted symbol table\n");
288 * Check to see if the inode exists, and if one of its links
289 * corresponds to the name (if one was found).
294 for (ep = ip->e_links; ep != NULL; ep = ep->e_links) {
302 * If both a name and an inode are found, but they do not
303 * correspond to the same file, then both the inode that has
304 * been found and the inode corresponding to the name that
305 * has been found need to be renamed. The current pathname
306 * is the new name for the inode that has been found. Since
307 * all files to be deleted have already been removed, the
308 * named file is either a now unneeded link, or it must live
309 * under a new name in this dump level. If it is a link, it
310 * can be removed. If it is not a link, it is given a
311 * temporary name in anticipation that it will be renamed
312 * when it is later found by inode number.
314 if (((key & (INOFND|NAMEFND)) == (INOFND|NAMEFND)) && ip != np) {
315 if (lookuptype == LINK) {
319 Dprintf(stdout, "name/inode conflict, mktempname %s\n",
326 if ((key & ONTAPE) &&
327 (((key & INOFND) && ip->e_type != type) ||
328 ((key & NAMEFND) && np->e_type != type)))
332 * Decide on the disposition of the file based on its flags.
333 * Note that we have already handled the case in which
334 * a name and inode are found that correspond to different files.
335 * Thus if both NAMEFND and INOFND are set then ip == np.
340 * A previously existing file has been found.
341 * Mark it as KEEP so that other links to the inode can be
342 * detected, and so that it will not be reclaimed by the search
343 * for unreferenced names.
347 Dprintf(stdout, "[%s] %s: %s\n", keyval(key), name,
352 * A file on the tape has a name which is the same as a name
353 * corresponding to a different file in the previous dump.
354 * Since all files to be deleted have already been removed,
355 * this file is either a now unneeded link, or it must live
356 * under a new name in this dump level. If it is a link, it
357 * can simply be removed. If it is not a link, it is given a
358 * temporary name in anticipation that it will be renamed
359 * when it is later found by inode number (see INOFND case
360 * below). The entry is then treated as a new file.
363 case ONTAPE|NAMEFND|MODECHG:
364 if (lookuptype == LINK) {
373 * A previously non-existent file.
374 * Add it to the file system, and request its extraction.
375 * If it is a directory, create it immediately.
376 * (Since the name is unused there can be no conflict)
379 ep = addentry(name, ino, type);
382 ep->e_flags |= NEW|KEEP;
383 Dprintf(stdout, "[%s] %s: %s\n", keyval(key), name,
388 * A file with the same inode number, but a different
389 * name has been found. If the other name has not already
390 * been found (indicated by the KEEP flag, see above) then
391 * this must be a new name for the file, and it is renamed.
392 * If the other name has been found then this must be a
393 * link to the file. Hard links to directories are not
394 * permitted, and are either deleted or converted to
395 * symbolic links. Finally, if the file is on the tape,
396 * a request is made to extract it.
399 if (type == LEAF && (ip->e_flags & KEEP) == 0)
400 ip->e_flags |= EXTRACT;
403 if ((ip->e_flags & KEEP) == 0) {
404 renameit(myname(ip), name);
407 Dprintf(stdout, "[%s] %s: %s\n", keyval(key), name,
411 if (ip->e_type == NODE) {
414 "deleted hard link %s to directory %s\n",
418 ep = addentry(name, ino, type|LINK);
420 Dprintf(stdout, "[%s] %s: %s|LINK\n", keyval(key), name,
425 * A previously known file which is to be updated. If it is a link,
426 * then all names referring to the previous file must be removed
427 * so that the subset of them that remain can be recreated.
429 case ONTAPE|INOFND|NAMEFND:
430 if (lookuptype == LINK) {
433 ep = addentry(name, ino, type|LINK);
436 ep->e_flags |= NEW|KEEP;
437 Dprintf(stdout, "[%s] %s: %s|LINK\n", keyval(key), name,
441 if (type == LEAF && lookuptype != LINK)
442 np->e_flags |= EXTRACT;
444 Dprintf(stdout, "[%s] %s: %s\n", keyval(key), name,
449 * An inode is being reused in a completely different way.
450 * Normally an extract can simply do an "unlink" followed
451 * by a "creat". Here we must do effectively the same
452 * thing. The complications arise because we cannot really
453 * delete a directory since it may still contain files
454 * that we need to rename, so we delete it from the symbol
455 * table, and put it on the list to be deleted eventually.
456 * Conversely if a directory is to be created, it must be
457 * done immediately, rather than waiting until the
460 case ONTAPE|INOFND|MODECHG:
461 case ONTAPE|INOFND|NAMEFND|MODECHG:
462 if (ip->e_flags & KEEP) {
463 badentry(ip, "cannot KEEP and change modes");
466 if (ip->e_type == LEAF) {
467 /* changing from leaf to node */
468 for ( ; ip != NULL; ip = ip->e_links) {
469 if (ip->e_type != LEAF)
470 badentry(ip, "NODE and LEAF links to same inode");
474 ip = addentry(name, ino, type);
477 /* changing from node to leaf */
478 if ((ip->e_flags & TMPNAME) == 0)
480 deleteino(ip->e_ino);
481 ip->e_next = removelist;
483 ip = addentry(name, ino, type);
485 ip->e_flags |= NEW|KEEP;
486 Dprintf(stdout, "[%s] %s: %s\n", keyval(key), name,
491 * A hard link to a directory that has been removed.
495 Dprintf(stdout, "[%s] %s: Extraneous name\n", keyval(key),
501 * If we find a directory entry for a file that is not on
502 * the tape, then we must have found a file that was created
503 * while the dump was in progress. Since we have no contents
504 * for it, we discard the name knowing that it will be on the
505 * next incremental tape.
508 if (compare_ignore_not_found) break;
509 fprintf(stderr, "%s: (inode %lu) not found on tape\n",
510 name, (unsigned long)ino);
515 * If any of these arise, something is grievously wrong with
516 * the current state of the symbol table.
518 case INOFND|NAMEFND|MODECHG:
519 case NAMEFND|MODECHG:
521 fprintf(stderr, "[%s] %s: inconsistent state\n", keyval(key),
526 * These states "cannot" arise for any state of the symbol table.
531 panic("[%s] %s: impossible state\n", keyval(key), name);
538 * Calculate the active flags in a key.
543 static char keybuf[32];
545 (void) strcpy(keybuf, "|NIL");
548 (void) strcat(keybuf, "|ONTAPE");
550 (void) strcat(keybuf, "|INOFND");
552 (void) strcat(keybuf, "|NAMEFND");
554 (void) strcat(keybuf, "|MODECHG");
559 * Find unreferenced link names.
564 struct entry *ep, *np;
567 Vprintf(stdout, "Find unreferenced names.\n");
568 for (i = ROOTINO; i < maxino; i++) {
570 if (ep == NULL || ep->e_type == LEAF || TSTINO(i, dumpmap) == 0)
572 for (np = ep->e_entries; np != NULL; np = np->e_sibling) {
573 if (np->e_flags == 0) {
575 "%s: remove unreferenced name\n",
583 * Any leaves remaining in removed directories is unreferenced.
585 for (ep = removelist; ep != NULL; ep = ep->e_next) {
586 for (np = ep->e_entries; np != NULL; np = np->e_sibling) {
587 if (np->e_type == LEAF) {
588 if (np->e_flags != 0)
589 badentry(np, "unreferenced with flags");
591 "%s: remove unreferenced name\n",
601 * Remove old nodes (directories).
602 * Note that this routine runs in O(N*D) where:
603 * N is the number of directory entries to be removed.
604 * D is the maximum depth of the tree.
605 * If N == D this can be quite slow. If the list were
606 * topologically sorted, the deletion could be done in
612 struct entry *ep, **prev;
615 Vprintf(stdout, "Remove old nodes (directories).\n");
619 for (ep = removelist; ep != NULL; ep = *prev) {
620 if (ep->e_entries != NULL) {
630 for (ep = removelist; ep != NULL; ep = ep->e_next)
631 badentry(ep, "cannot remove, non-empty");
634 /* Compare the file specified in `ep' (which is on tape) to the */
635 /* current copy of this file on disk. If do_compare is 0, then just */
636 /* make our caller think we did it--this is used to handle hard links */
637 /* to files and devices. */
639 compare_entry(struct entry *ep, int do_compare)
641 if ((ep->e_flags & (NEW|EXTRACT)) == 0) {
642 badentry(ep, "unexpected file on tape");
645 if (do_compare) (void) comparefile(myname(ep));
646 ep->e_flags &= ~(NEW|EXTRACT);
650 * This is the routine used to compare files for the 'C' command.
659 first = lowerbnd(ROOTINO);
661 while (curfile.ino < maxino) {
662 first = lowerbnd(first);
664 * If the next available file is not the one which we
665 * expect then we have missed one or more files. Since
666 * we do not request files that were not on the tape,
667 * the lost files must have been due to a tape read error,
668 * or a file that was removed while the dump was in progress.
670 while (first < curfile.ino) {
671 ep = lookupino(first);
673 panic("%d: bad first\n", first);
674 fprintf(stderr, "%s: not found on tape\n", myname(ep));
676 ep->e_flags &= ~(NEW|EXTRACT);
677 first = lowerbnd(first);
680 * If we find files on the tape that have no corresponding
681 * directory entries, then we must have found a file that
682 * was created while the dump was in progress. Since we have
683 * no name for it, we discard it knowing that it will be
684 * on the next incremental tape.
686 if (first != curfile.ino) {
687 fprintf(stderr, "expected next file %ld, got %lu\n",
688 (long)first, (unsigned long)curfile.ino);
693 ep = lookupino(curfile.ino);
695 panic("unknown file on tape\n");
698 compare_entry(ep, 1);
699 for (ep = ep->e_links; ep != NULL; ep = ep->e_links) {
700 compare_entry(ep, 0);
704 * We checkpoint the restore after every tape reel, so
705 * as to simplify the amount of work re quired by the
709 if (curvol != volno) {
715 * If we encounter the end of the tape and the next available
716 * file is not the one which we expect then we have missed one
717 * or more files. Since we do not request files that were not
718 * on the tape, the lost files must have been due to a tape
719 * read error, or a file that was removed while the dump was
722 first = lowerbnd(first);
723 while (first < curfile.ino) {
724 ep = lookupino(first);
726 panic("%d: bad first\n", first);
727 fprintf(stderr, "%s: (inode %lu) not found on tape\n",
728 myname(ep), (unsigned long)first);
730 ep->e_flags &= ~(NEW|EXTRACT);
731 first = lowerbnd(first);
736 * This is the routine used to extract files for the 'r' command.
737 * Extract new leaves.
740 createleaves(char *symtabfile)
747 if (command == 'R') {
748 Vprintf(stdout, "Continue extraction of new leaves\n");
750 Vprintf(stdout, "Extract new leaves.\n");
751 dumpsymtable(symtabfile, volno);
753 first = lowerbnd(ROOTINO);
755 while (curfile.ino < maxino) {
756 first = lowerbnd(first);
758 * If the next available file is not the one which we
759 * expect then we have missed one or more files. Since
760 * we do not request files that were not on the tape,
761 * the lost files must have been due to a tape read error,
762 * or a file that was removed while the dump was in progress.
764 while (first < curfile.ino) {
765 ep = lookupino(first);
767 panic("%d: bad first\n", first);
768 fprintf(stderr, "%s: (inode %lu) not found on tape\n",
769 myname(ep), (unsigned long)first);
770 ep->e_flags &= ~(NEW|EXTRACT);
771 first = lowerbnd(first);
774 * If we find files on the tape that have no corresponding
775 * directory entries, then we must have found a file that
776 * was created while the dump was in progress. Since we have
777 * no name for it, we discard it knowing that it will be
778 * on the next incremental tape.
780 if (first != curfile.ino) {
781 fprintf(stderr, "expected next file %ld, got %lu\n",
782 (long)first, (unsigned long)curfile.ino);
786 ep = lookupino(curfile.ino);
788 panic("unknown file on tape\n");
789 if ((ep->e_flags & (NEW|EXTRACT)) == 0)
790 badentry(ep, "unexpected file on tape");
792 * If the file is to be extracted, then the old file must
793 * be removed since its type may change from one leaf type
794 * to another (e.g. "file" to "character special").
796 if ((ep->e_flags & EXTRACT) != 0)
800 (void) extractfile(ep, doremove);
801 ep->e_flags &= ~(NEW|EXTRACT);
803 * We checkpoint the restore after every tape reel, so
804 * as to simplify the amount of work required by the
808 if (curvol != volno) {
809 dumpsymtable(symtabfile, volno);
815 * If we encounter the end of the tape and the next available
816 * file is not the one which we expect then we have missed one
817 * or more files. Since we do not request files that were not
818 * on the tape, the lost files must have been due to a tape
819 * read error, or a file that was removed while the dump was
822 first = lowerbnd(first);
823 while (first < curfile.ino) {
824 ep = lookupino(first);
826 panic("%d: bad first\n", first);
827 fprintf(stderr, "%s: (inode %lu) not found on tape\n",
828 myname(ep), (unsigned long)first);
830 ep->e_flags &= ~(NEW|EXTRACT);
831 first = lowerbnd(first);
836 * This is the routine used to extract files for the 'x' and 'i' commands.
837 * Efficiently extract a subset of the files on a tape.
842 dump_ino_t first, next, last;
847 long long tpos, curtpos;
848 time_t tistart, tiend, titaken;
851 Vprintf(stdout, "Extract requested files\n");
852 curfile.action = SKIP;
858 if (volinfo[1] == ROOTINO)
864 first = lowerbnd(ROOTINO);
865 last = upperbnd(maxino - 1);
870 first = lowerbnd(first);
871 last = upperbnd(last);
873 * Check to see if any files remain to be extracted
878 * Reject any volumes with inodes greater
879 * than the last one needed
881 while (curfile.ino > last) {
882 curfile.action = SKIP;
885 if (curfile.ino == maxino) {
886 next = lowerbnd(first);
887 while (next < curfile.ino) {
888 ep = lookupino(next);
890 panic("corrupted symbol table\n");
891 fprintf(stderr, "%s: (inode %lu) not found on tape\n",
892 myname(ep), (unsigned long)next);
894 next = lowerbnd(next);
902 * Decide on the next inode needed.
903 * Skip across the inodes until it is found
904 * or an out of order volume change is encountered
906 next = lowerbnd(curfile.ino);
908 tistart = time(NULL);
910 /* get tape position for inode (position directly) */
911 (void)Inode2Tapepos(next, &tnum, &tpos, 1);
913 /* get tape position for last available inode
914 * (position before) */
915 (void)Inode2Tapepos(next, &tnum, &tpos, 0);
918 (void)RequestVol(tnum);
919 if (GetTapePos(&curtpos) == 0) {
920 /* curtpos +1000 ???, some drives
921 * might be too slow */
922 if (tpos != curtpos) {
924 msg("positioning tape %ld from %lld to %lld for inode %10lu ...\n", volno, curtpos, tpos, (unsigned long)next);
926 if (GotoTapePos(tpos) == 0) {
928 if (GetTapePos(&curtpos) == 0)
929 msg("before resync at tape position %lld (%ld, %ld, %s)\n", curtpos, next, curfile.ino, curfile.name);
931 ReReadInodeFromTape(next);
933 if (GetTapePos(&curtpos) == 0)
934 msg("after resync at tape position %lld (%ld, %ld, %s)\n", curtpos, next, curfile.ino, curfile.name);
940 msg("already at tape %ld position %ld for inode %10lu ...\n", volno, tpos, (unsigned long)next);
947 if (volinfo[1] == ROOTINO) {
950 for (i = 1; i < (int)TP_NINOS && volinfo[i] != 0; ++i)
951 if (volinfo[i] < next)
954 if (goodvol != volno)
960 while (next > curfile.ino && volno == curvol) {
968 } while (volno == curvol + 1);
971 titaken = tiend - tistart;
973 if (titaken / 60 > 0)
974 msg("%ld reads took %d:%02d:%02d\n",
975 tmpcnt, titaken / 3600,
976 (titaken % 3600) / 60, titaken % 60);
981 * If volume change out of order occurred the
982 * current state must be recalculated
987 * If the current inode is greater than the one we were
988 * looking for then we missed the one we were looking for.
989 * Since we only attempt to extract files listed in the
990 * dump map, the lost files must have been due to a tape
991 * read error, or a file that was removed while the dump
992 * was in progress. Thus we report all requested files
993 * between the one we were looking for, and the one we
994 * found as missing, and delete their request flags.
996 while (next < curfile.ino) {
997 ep = lookupino(next);
999 panic("corrupted symbol table\n");
1001 if (!createtapeposflag)
1002 fprintf(stderr, "%s: (inode %lu) not found on tape\n",
1003 myname(ep), (unsigned long)next);
1005 ep->e_flags &= ~NEW;
1006 next = lowerbnd(next);
1009 * The current inode is the one that we are looking for,
1010 * so extract it per its requested name.
1012 if (next == curfile.ino && next <= last) {
1013 ep = lookupino(next);
1015 panic("corrupted symbol table\n");
1017 if (createtapeposflag) {
1019 msg("inode %ld at tapepos %ld\n", curfile.ino, curtapepos);
1021 sprintf(gTps, "%ld\t%ld\t%lld\n", (unsigned long)curfile.ino, volno, curtapepos);
1022 if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
1023 warn("error writing tapepos file.\n");
1027 msg("restoring %s\n", myname(ep));
1028 #endif /* USE_QFA */
1029 (void) extractfile(ep, 0);
1032 #endif /* USE_QFA */
1033 ep->e_flags &= ~NEW;
1034 if (volno != curvol)
1046 struct entry *np, *ep;
1050 if ((ep = lookupino(WINO))) {
1051 Vprintf(stdout, "Add whiteouts\n");
1052 for ( ; ep != NULL; ep = ep->e_links) {
1053 if ((ep->e_flags & NEW) == 0)
1056 (void)fprintf(stderr, "BUG! Should call addwhiteout\n");
1058 (void) addwhiteout(myname(ep));
1060 ep->e_flags &= ~NEW;
1063 Vprintf(stdout, "Add links\n");
1064 for (i = ROOTINO; i < maxino; i++) {
1068 for (np = ep->e_links; np != NULL; np = np->e_links) {
1069 if ((np->e_flags & NEW) == 0)
1071 (void) strcpy(name, myname(ep));
1072 if (ep->e_type == NODE) {
1073 (void) linkit(name, myname(np), SYMLINK);
1075 (void) linkit(name, myname(np), HARDLINK);
1077 np->e_flags &= ~NEW;
1083 * Check the symbol table.
1084 * We do this to insure that all the requested work was done, and
1085 * that no temporary names remain.
1093 Vprintf(stdout, "Check the symbol table.\n");
1094 for (i = WINO; i < maxino; i++) {
1095 for (ep = lookupino(i); ep != NULL; ep = ep->e_links) {
1096 ep->e_flags &= ~KEEP;
1097 if (ep->e_type == NODE)
1098 ep->e_flags &= ~(NEW|EXISTED);
1099 if (ep->e_flags /* != NULL */)
1100 badentry(ep, "incomplete operations");
1106 * Compare with the directory structure on the tape
1107 * A paranoid check that things are as they should be.
1110 verifyfile(char *name, dump_ino_t ino, int type)
1112 struct entry *np, *ep;
1113 long descend = GOOD;
1115 ep = lookupname(name);
1117 fprintf(stderr, "Warning: missing name %s\n", name);
1120 np = lookupino(ino);
1123 for ( ; np != NULL; np = np->e_links)
1127 panic("missing inumber %d\n", ino);
1128 if (ep->e_type == LEAF && type != LEAF)
1129 badentry(ep, "type should be LEAF");