2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2009 Free Software Foundation Europe e.V.
6 The main author of Bacula is Kern Sibbald, with contributions from
7 many others, a complete list can be found in the file AUTHORS.
8 This program is Free Software; you can redistribute it and/or
9 modify it under the terms of version two of the GNU General Public
10 License as published by the Free Software Foundation and included
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 Bacula® is a registered trademark of Kern Sibbald.
24 The licensor of Bacula is the Free Software Foundation Europe
25 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
26 Switzerland, email:ftf@fsfeurope.org.
30 This file was derived from GNU TAR source code. Except for a few key
31 ideas, it has been entirely rewritten for Bacula.
35 Thanks to the TAR programmers.
44 #include <sys/param.h>
45 #include <sys/mount.h>
49 extern int32_t name_max; /* filename max length */
50 extern int32_t path_max; /* path name max length */
53 * Structure for keeping track of hard linked files, we
54 * keep an entry for each hardlinked file that we save,
55 * which is the first one found. For all the other files that
56 * are linked to this one, we save only the directory
57 * entry so we can link it.
61 dev_t dev; /* device */
62 ino_t ino; /* inode with device is unique */
63 uint32_t FileIndex; /* Bacula FileIndex of this file */
64 char name[1]; /* The name */
67 typedef struct f_link link_t;
68 #define LINK_HASHTABLE_BITS 16
69 #define LINK_HASHTABLE_SIZE (1<<LINK_HASHTABLE_BITS)
70 #define LINK_HASHTABLE_MASK (LINK_HASHTABLE_SIZE-1)
72 static inline int LINKHASH(const struct stat &info)
74 int hash = info.st_dev;
75 unsigned long long i = info.st_ino;
83 return hash & LINK_HASHTABLE_MASK;
87 * Create a new directory Find File packet, but copy
88 * some of the essential info from the current packet.
89 * However, be careful to zero out the rest of the
92 static FF_PKT *new_dir_ff_pkt(FF_PKT *ff_pkt)
94 FF_PKT *dir_ff_pkt = (FF_PKT *)bmalloc(sizeof(FF_PKT));
95 memcpy(dir_ff_pkt, ff_pkt, sizeof(FF_PKT));
96 dir_ff_pkt->fname = bstrdup(ff_pkt->fname);
97 dir_ff_pkt->link = bstrdup(ff_pkt->link);
98 dir_ff_pkt->sys_fname = get_pool_memory(PM_FNAME);
99 dir_ff_pkt->included_files_list = NULL;
100 dir_ff_pkt->excluded_files_list = NULL;
101 dir_ff_pkt->excluded_paths_list = NULL;
102 dir_ff_pkt->linkhash = NULL;
103 dir_ff_pkt->fname_save = NULL;
104 dir_ff_pkt->link_save = NULL;
109 * Free the temp directory ff_pkt
111 static void free_dir_ff_pkt(FF_PKT *dir_ff_pkt)
113 free(dir_ff_pkt->fname);
114 free(dir_ff_pkt->link);
115 free_pool_memory(dir_ff_pkt->sys_fname);
116 if (dir_ff_pkt->fname_save) {
117 free_pool_memory(dir_ff_pkt->fname_save);
119 if (dir_ff_pkt->link_save) {
120 free_pool_memory(dir_ff_pkt->link_save);
126 * Check to see if we allow the file system type of a file or directory.
127 * If we do not have a list of file system types, we accept anything.
129 static int accept_fstype(FF_PKT *ff, void *dummy) {
134 if (ff->fstypes.size()) {
136 if (!fstype(ff->fname, fs, sizeof(fs))) {
137 Dmsg1(50, "Cannot determine file system type for \"%s\"\n", ff->fname);
139 for (i = 0; i < ff->fstypes.size(); ++i) {
140 if (strcmp(fs, (char *)ff->fstypes.get(i)) == 0) {
141 Dmsg2(100, "Accepting fstype %s for \"%s\"\n", fs, ff->fname);
145 Dmsg3(200, "fstype %s for \"%s\" does not match %s\n", fs,
146 ff->fname, ff->fstypes.get(i));
154 * Check to see if we allow the drive type of a file or directory.
155 * If we do not have a list of drive types, we accept anything.
157 static int accept_drivetype(FF_PKT *ff, void *dummy) {
162 if (ff->drivetypes.size()) {
164 if (!drivetype(ff->fname, dt, sizeof(dt))) {
165 Dmsg1(50, "Cannot determine drive type for \"%s\"\n", ff->fname);
167 for (i = 0; i < ff->drivetypes.size(); ++i) {
168 if (strcmp(dt, (char *)ff->drivetypes.get(i)) == 0) {
169 Dmsg2(100, "Accepting drive type %s for \"%s\"\n", dt, ff->fname);
173 Dmsg3(200, "drive type %s for \"%s\" does not match %s\n", dt,
174 ff->fname, ff->drivetypes.get(i));
182 * This function determines whether we can use getattrlist()
183 * It's odd, but we have to use the function to determine that...
184 * Also, the man pages talk about things as if they were implemented.
186 * On Mac OS X, this succesfully differentiates between HFS+ and UFS
187 * volumes, which makes me trust it is OK for others, too.
189 static bool volume_has_attrlist(const char *fname)
191 #ifdef HAVE_DARWIN_OS
193 struct volinfo_struct {
194 unsigned long length; /* Mandatory field */
195 vol_capabilities_attr_t info; /* Volume capabilities */
197 struct attrlist attrList;
199 memset(&attrList, 0, sizeof(attrList));
200 attrList.bitmapcount = ATTR_BIT_MAP_COUNT;
201 attrList.volattr = ATTR_VOL_INFO | ATTR_VOL_CAPABILITIES;
202 if (statfs(fname, &st) == 0) {
203 /* We need to check on the mount point */
204 if (getattrlist(st.f_mntonname, &attrList, &vol, sizeof(vol), FSOPT_NOFOLLOW) == 0
205 && (vol.info.capabilities[VOL_CAPABILITIES_INTERFACES] & VOL_CAP_INT_ATTRLIST)
206 && (vol.info.valid[VOL_CAPABILITIES_INTERFACES] & VOL_CAP_INT_ATTRLIST)) {
215 * check for BSD nodump flag
217 static bool no_dump(JCR *jcr, FF_PKT *ff_pkt)
219 #if defined(HAVE_CHFLAGS) && defined(UF_NODUMP)
220 if ( (ff_pkt->flags & FO_HONOR_NODUMP) &&
221 (ff_pkt->statp.st_flags & UF_NODUMP) ) {
222 Jmsg(jcr, M_INFO, 1, _(" NODUMP flag set - will not process %s\n"),
224 return true; /* do not backup this file */
227 return false; /* do backup */
230 /* check if a file have changed during backup and display an error */
231 bool has_file_changed(JCR *jcr, FF_PKT *ff_pkt)
234 Dmsg1(500, "has_file_changed fname=%s\n",ff_pkt->fname);
236 if (ff_pkt->type != FT_REG) { /* not a regular file */
240 if (lstat(ff_pkt->fname, &statp) != 0) {
242 Jmsg(jcr, M_WARNING, 0,
243 _("Cannot stat file %s: ERR=%s\n"),ff_pkt->fname,be.bstrerror());
247 if (statp.st_mtime != ff_pkt->statp.st_mtime) {
248 /* TODO: add time of changes */
249 Jmsg(jcr, M_ERROR, 0, _("%s mtime changed during backup.\n"), ff_pkt->fname);
253 if (statp.st_ctime != ff_pkt->statp.st_ctime) {
254 /* TODO: add time of changes */
255 Jmsg(jcr, M_ERROR, 0, _("%s ctime changed during backup.\n"), ff_pkt->fname);
259 if (statp.st_size != ff_pkt->statp.st_size) {
260 /* TODO: add size change */
261 Jmsg(jcr, M_ERROR, 0, _("%s size changed during backup.\n"),ff_pkt->fname);
265 if ((statp.st_blksize != ff_pkt->statp.st_blksize) ||
266 (statp.st_blocks != ff_pkt->statp.st_blocks)) {
267 /* TODO: add size change */
268 Jmsg(jcr, M_ERROR, 0, _("%s size changed during backup.\n"),ff_pkt->fname);
276 * For incremental/diffential or accurate backups, we
277 * determine if the current file has changed.
279 static bool check_changes(JCR *jcr, FF_PKT *ff_pkt)
281 /* in special mode (like accurate backup), the programmer can
282 * choose his comparison function.
284 if (ff_pkt->check_fct) {
285 return ff_pkt->check_fct(jcr, ff_pkt);
288 /* For normal backups (incr/diff), we use this default
291 if (ff_pkt->incremental &&
292 (ff_pkt->statp.st_mtime < ff_pkt->save_time &&
293 ((ff_pkt->flags & FO_MTIMEONLY) ||
294 ff_pkt->statp.st_ctime < ff_pkt->save_time)))
303 * Find a single file.
304 * handle_file is the callback for handling the file.
306 * parent_device is the device we are currently on
307 * top_level is 1 when not recursing or 0 when
308 * descending into a directory.
311 find_one_file(JCR *jcr, FF_PKT *ff_pkt,
312 int handle_file(JCR *jcr, FF_PKT *ff, bool top_level),
313 char *fname, dev_t parent_device, bool top_level)
315 struct utimbuf restore_times;
319 ff_pkt->fname = ff_pkt->link = fname;
321 if (lstat(fname, &ff_pkt->statp) != 0) {
322 /* Cannot stat file */
323 ff_pkt->type = FT_NOSTAT;
324 ff_pkt->ff_errno = errno;
325 return handle_file(jcr, ff_pkt, top_level);
328 Dmsg1(300, "File ----: %s\n", fname);
330 /* Save current times of this directory in case we need to
331 * reset them because the user doesn't want them changed.
333 restore_times.actime = ff_pkt->statp.st_atime;
334 restore_times.modtime = ff_pkt->statp.st_mtime;
337 * We check for allowed fstypes and drivetypes at top_level and fstype change (below).
340 if (!accept_fstype(ff_pkt, NULL)) {
341 ff_pkt->type = FT_INVALIDFS;
342 if (ff_pkt->flags & FO_KEEPATIME) {
343 utime(fname, &restore_times);
348 if (!fstype(ff_pkt->fname, fs, sizeof(fs))) {
349 bstrncpy(fs, "unknown", sizeof(fs));
352 Jmsg(jcr, M_INFO, 0, _("Top level directory \"%s\" has unlisted fstype \"%s\"\n"), fname, fs);
353 return 1; /* Just ignore this error - or the whole backup is cancelled */
355 if (!accept_drivetype(ff_pkt, NULL)) {
356 ff_pkt->type = FT_INVALIDDT;
357 if (ff_pkt->flags & FO_KEEPATIME) {
358 utime(fname, &restore_times);
363 if (!drivetype(ff_pkt->fname, dt, sizeof(dt))) {
364 bstrncpy(dt, "unknown", sizeof(dt));
367 Jmsg(jcr, M_INFO, 0, _("Top level directory \"%s\" has an unlisted drive type \"%s\"\n"), fname, dt);
368 return 1; /* Just ignore this error - or the whole backup is cancelled */
370 ff_pkt->volhas_attrlist = volume_has_attrlist(fname);
374 * Ignore this entry if no_dump() returns true
376 if (no_dump(jcr, ff_pkt)) {
377 Dmsg1(100, "'%s' ignored (NODUMP flag set)\n",
383 * If this is an Incremental backup, see if file was modified
384 * since our last "save_time", presumably the last Full save
387 if ( !S_ISDIR(ff_pkt->statp.st_mode)
388 && !check_changes(jcr, ff_pkt))
390 Dmsg1(500, "Non-directory incremental: %s\n", ff_pkt->fname);
391 ff_pkt->type = FT_NOCHG;
392 return handle_file(jcr, ff_pkt, top_level);
395 #ifdef HAVE_DARWIN_OS
396 if (ff_pkt->flags & FO_HFSPLUS && ff_pkt->volhas_attrlist
397 && S_ISREG(ff_pkt->statp.st_mode)) {
398 /* TODO: initialise attrList once elsewhere? */
399 struct attrlist attrList;
400 memset(&attrList, 0, sizeof(attrList));
401 attrList.bitmapcount = ATTR_BIT_MAP_COUNT;
402 attrList.commonattr = ATTR_CMN_FNDRINFO;
403 attrList.fileattr = ATTR_FILE_RSRCLENGTH;
404 if (getattrlist(fname, &attrList, &ff_pkt->hfsinfo,
405 sizeof(ff_pkt->hfsinfo), FSOPT_NOFOLLOW) != 0) {
406 ff_pkt->type = FT_NOSTAT;
407 ff_pkt->ff_errno = errno;
408 return handle_file(jcr, ff_pkt, top_level);
415 * Handle hard linked files
417 * Maintain a list of hard linked files already backed up. This
418 * allows us to ensure that the data of each file gets backed
421 if (!(ff_pkt->flags & FO_NO_HARDLINK)
422 && ff_pkt->statp.st_nlink > 1
423 && (S_ISREG(ff_pkt->statp.st_mode)
424 || S_ISCHR(ff_pkt->statp.st_mode)
425 || S_ISBLK(ff_pkt->statp.st_mode)
426 || S_ISFIFO(ff_pkt->statp.st_mode)
427 || S_ISSOCK(ff_pkt->statp.st_mode))) {
430 if (ff_pkt->linkhash == NULL) {
431 ff_pkt->linkhash = (link_t **)bmalloc(LINK_HASHTABLE_SIZE * sizeof(link_t *));
432 memset(ff_pkt->linkhash, 0, LINK_HASHTABLE_SIZE * sizeof(link_t *));
434 const int linkhash = LINKHASH(ff_pkt->statp);
436 /* Search link list of hard linked files */
437 for (lp = ff_pkt->linkhash[linkhash]; lp; lp = lp->next)
438 if (lp->ino == (ino_t)ff_pkt->statp.st_ino &&
439 lp->dev == (dev_t)ff_pkt->statp.st_dev) {
440 /* If we have already backed up the hard linked file don't do it again */
441 if (strcmp(lp->name, fname) == 0) {
442 Dmsg2(400, "== Name identical skip FI=%d file=%s\n", lp->FileIndex, fname);
443 return 1; /* ignore */
445 ff_pkt->link = lp->name;
446 ff_pkt->type = FT_LNKSAVED; /* Handle link, file already saved */
447 ff_pkt->LinkFI = lp->FileIndex;
449 rtn_stat = handle_file(jcr, ff_pkt, top_level);
450 Dmsg3(400, "FT_LNKSAVED FI=%d LinkFI=%d file=%s\n",
451 ff_pkt->FileIndex, lp->FileIndex, lp->name);
455 /* File not previously dumped. Chain it into our list. */
456 len = strlen(fname) + 1;
457 lp = (struct f_link *)bmalloc(sizeof(struct f_link) + len);
458 lp->ino = ff_pkt->statp.st_ino;
459 lp->dev = ff_pkt->statp.st_dev;
460 lp->FileIndex = 0; /* set later */
461 bstrncpy(lp->name, fname, len);
462 lp->next = ff_pkt->linkhash[linkhash];
463 ff_pkt->linkhash[linkhash] = lp;
464 ff_pkt->linked = lp; /* mark saved link */
465 Dmsg2(400, "added to hash FI=%d file=%s\n", ff_pkt->FileIndex, lp->name);
467 ff_pkt->linked = NULL;
470 /* This is not a link to a previously dumped file, so dump it. */
471 if (S_ISREG(ff_pkt->statp.st_mode)) {
474 sizeleft = ff_pkt->statp.st_size;
476 /* Don't bother opening empty, world readable files. Also do not open
477 files when archive is meant for /dev/null. */
478 if (ff_pkt->null_output_device || (sizeleft == 0
479 && MODE_RALL == (MODE_RALL & ff_pkt->statp.st_mode))) {
480 ff_pkt->type = FT_REGE;
482 ff_pkt->type = FT_REG;
484 rtn_stat = handle_file(jcr, ff_pkt, top_level);
485 if (ff_pkt->linked) {
486 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
488 Dmsg3(400, "FT_REG FI=%d linked=%d file=%s\n", ff_pkt->FileIndex,
489 ff_pkt->linked ? 1 : 0, fname);
490 if (ff_pkt->flags & FO_KEEPATIME) {
491 utime(fname, &restore_times);
496 } else if (S_ISLNK(ff_pkt->statp.st_mode)) { /* soft link */
498 char *buffer = (char *)alloca(path_max + name_max + 102);
500 size = readlink(fname, buffer, path_max + name_max + 101);
502 /* Could not follow link */
503 ff_pkt->type = FT_NOFOLLOW;
504 ff_pkt->ff_errno = errno;
505 rtn_stat = handle_file(jcr, ff_pkt, top_level);
506 if (ff_pkt->linked) {
507 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
512 ff_pkt->link = buffer; /* point to link */
513 ff_pkt->type = FT_LNK; /* got a real link */
514 rtn_stat = handle_file(jcr, ff_pkt, top_level);
515 if (ff_pkt->linked) {
516 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
520 } else if (S_ISDIR(ff_pkt->statp.st_mode)) {
522 struct dirent *entry, *result;
527 dev_t our_device = ff_pkt->statp.st_dev;
529 bool volhas_attrlist = ff_pkt->volhas_attrlist; /* Remember this if we recurse */
532 * If we are using Win32 (non-portable) backup API, don't check
533 * access as everything is more complicated, and
534 * in principle, we should be able to access everything.
536 if (!have_win32_api() || (ff_pkt->flags & FO_PORTABLE)) {
537 if (access(fname, R_OK) == -1 && geteuid() != 0) {
538 /* Could not access() directory */
539 ff_pkt->type = FT_NOACCESS;
540 ff_pkt->ff_errno = errno;
541 rtn_stat = handle_file(jcr, ff_pkt, top_level);
542 if (ff_pkt->linked) {
543 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
550 * Ignore this directory and everything below if the file .nobackup
551 * (or what is defined for IgnoreDir in this fileset) exists
553 if (ff_pkt->ignoredir != NULL) {
555 char fname[MAXPATHLEN];
557 if (strlen(ff_pkt->fname) + strlen("/") +
558 strlen(ff_pkt->ignoredir) + 1 > MAXPATHLEN)
559 return 1; /* Is this wisdom? */
561 strcpy(fname, ff_pkt->fname);
563 strcat(fname, ff_pkt->ignoredir);
564 if (stat(fname, &sb) == 0) {
565 Dmsg2(100, "Directory '%s' ignored (found %s)\n",
566 ff_pkt->fname, ff_pkt->ignoredir);
567 return 1; /* Just ignore this directory */
571 /* Build a canonical directory name with a trailing slash in link var */
573 link_len = len + 200;
574 link = (char *)bmalloc(link_len + 2);
575 bstrncpy(link, fname, link_len);
576 /* Strip all trailing slashes */
577 while (len >= 1 && IsPathSeparator(link[len - 1]))
579 link[len++] = '/'; /* add back one */
583 if (!check_changes(jcr, ff_pkt)) {
584 /* Incremental/Full+Base option, directory entry not changed */
585 ff_pkt->type = FT_DIRNOCHG;
587 ff_pkt->type = FT_DIRBEGIN;
590 * We have set st_rdev to 1 if it is a reparse point, otherwise 0,
591 * if st_rdev is 2, it is a mount point
593 #if defined(HAVE_WIN32)
594 if (ff_pkt->statp.st_rdev == WIN32_REPARSE_POINT) {
595 ff_pkt->type = FT_REPARSE;
599 * Note, we return the directory to the calling program (handle_file)
600 * when we first see the directory (FT_DIRBEGIN.
601 * This allows the program to apply matches and make a
602 * choice whether or not to accept it. If it is accepted, we
603 * do not immediately save it, but do so only after everything
604 * in the directory is seen (i.e. the FT_DIREND).
606 rtn_stat = handle_file(jcr, ff_pkt, top_level);
607 if (rtn_stat < 1 || ff_pkt->type == FT_REPARSE) { /* ignore or error status */
611 /* Done with DIRBEGIN, next call will be DIREND */
612 if (ff_pkt->type == FT_DIRBEGIN) {
613 ff_pkt->type = FT_DIREND;
617 * Create a temporary ff packet for this directory
618 * entry, and defer handling the directory until
619 * we have recursed into it. This saves the
620 * directory after all files have been processed, and
621 * during the restore, the directory permissions will
622 * be reset after all the files have been restored.
624 Dmsg1(300, "Create temp ff packet for dir: %s\n", ff_pkt->fname);
625 FF_PKT *dir_ff_pkt = new_dir_ff_pkt(ff_pkt);
628 * Do not descend into subdirectories (recurse) if the
629 * user has turned it off for this directory.
631 * If we are crossing file systems, we are either not allowed
632 * to cross, or we may be restricted by a list of permitted
635 bool is_win32_mount_point = false;
636 #if defined(HAVE_WIN32)
637 is_win32_mount_point = ff_pkt->statp.st_rdev == WIN32_MOUNT_POINT;
639 if (!top_level && ff_pkt->flags & FO_NO_RECURSION) {
640 ff_pkt->type = FT_NORECURSE;
642 } else if (!top_level && (parent_device != ff_pkt->statp.st_dev ||
643 is_win32_mount_point)) {
644 if(!(ff_pkt->flags & FO_MULTIFS)) {
645 ff_pkt->type = FT_NOFSCHG;
647 } else if (!accept_fstype(ff_pkt, NULL)) {
648 ff_pkt->type = FT_INVALIDFS;
651 ff_pkt->volhas_attrlist = volume_has_attrlist(fname);
654 /* If not recursing, just backup dir and return */
656 rtn_stat = handle_file(jcr, ff_pkt, top_level);
657 if (ff_pkt->linked) {
658 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
661 free_dir_ff_pkt(dir_ff_pkt);
662 ff_pkt->link = ff_pkt->fname; /* reset "link" */
663 if (ff_pkt->flags & FO_KEEPATIME) {
664 utime(fname, &restore_times);
669 ff_pkt->link = ff_pkt->fname; /* reset "link" */
672 * Descend into or "recurse" into the directory to read
673 * all the files in it.
676 if ((directory = opendir(fname)) == NULL) {
677 ff_pkt->type = FT_NOOPEN;
678 ff_pkt->ff_errno = errno;
679 rtn_stat = handle_file(jcr, ff_pkt, top_level);
680 if (ff_pkt->linked) {
681 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
684 free_dir_ff_pkt(dir_ff_pkt);
689 * Process all files in this directory entry (recursing).
690 * This would possibly run faster if we chdir to the directory
691 * before traversing it.
694 entry = (struct dirent *)malloc(sizeof(struct dirent) + name_max + 100);
695 for ( ; !job_canceled(jcr); ) {
699 status = readdir_r(directory, entry, &result);
700 if (status != 0 || result == NULL) {
701 // Dmsg2(99, "readdir returned stat=%d result=0x%x\n",
702 // status, (long)result);
705 ASSERT(name_max+1 > (int)sizeof(struct dirent) + (int)NAMELEN(entry));
707 /* Skip `.', `..', and excluded file names. */
708 if (p[0] == '\0' || (p[0] == '.' && (p[1] == '\0' ||
709 (p[1] == '.' && p[2] == '\0')))) {
713 if ((int)NAMELEN(entry) + len >= link_len) {
714 link_len = len + NAMELEN(entry) + 1;
715 link = (char *)brealloc(link, link_len + 1);
718 for (i=0; i < (int)NAMELEN(entry); i++) {
722 if (!file_is_excluded(ff_pkt, link)) {
723 rtn_stat = find_one_file(jcr, ff_pkt, handle_file, link, our_device, false);
724 if (ff_pkt->linked) {
725 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
734 * Now that we have recursed through all the files in the
735 * directory, we "save" the directory so that after all
736 * the files are restored, this entry will serve to reset
737 * the directory modes and dates. Temp directory values
738 * were used without this record.
740 handle_file(jcr, dir_ff_pkt, top_level); /* handle directory entry */
741 if (ff_pkt->linked) {
742 ff_pkt->linked->FileIndex = dir_ff_pkt->FileIndex;
744 free_dir_ff_pkt(dir_ff_pkt);
746 if (ff_pkt->flags & FO_KEEPATIME) {
747 utime(fname, &restore_times);
749 ff_pkt->volhas_attrlist = volhas_attrlist; /* Restore value in case it changed. */
751 } /* end check for directory */
754 * If it is explicitly mentioned (i.e. top_level) and is
755 * a block device, we do a raw backup of it or if it is
756 * a fifo, we simply read it.
758 #ifdef HAVE_FREEBSD_OS
760 * On FreeBSD, all block devices are character devices, so
761 * to be able to read a raw disk, we need the check for
762 * a character device.
763 * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/ad0s3
764 * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/rad0s3
766 if (top_level && (S_ISBLK(ff_pkt->statp.st_mode) || S_ISCHR(ff_pkt->statp.st_mode))) {
768 if (top_level && S_ISBLK(ff_pkt->statp.st_mode)) {
770 ff_pkt->type = FT_RAW; /* raw partition */
771 } else if (top_level && S_ISFIFO(ff_pkt->statp.st_mode) &&
772 ff_pkt->flags & FO_READFIFO) {
773 ff_pkt->type = FT_FIFO;
775 /* The only remaining types are special (character, ...) files */
776 ff_pkt->type = FT_SPEC;
778 rtn_stat = handle_file(jcr, ff_pkt, top_level);
779 if (ff_pkt->linked) {
780 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
785 int term_find_one(FF_PKT *ff)
787 struct f_link *lp, *lc;
792 if (ff->linkhash == NULL) return 0;
794 for (i =0 ; i < LINK_HASHTABLE_SIZE; i ++) {
795 /* Free up list of hard linked files */
796 lp = ff->linkhash[i];
805 ff->linkhash[i] = NULL;