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)))
302 static bool have_ignoredir(FF_PKT *ff_pkt)
305 char tmp_name[MAXPATHLEN];
308 /* Ensure that pointers are defined */
309 if (!ff_pkt->fileset || !ff_pkt->fileset->incexe) {
312 ignoredir = ff_pkt->fileset->incexe->ignoredir;
315 if (strlen(ff_pkt->fname) + strlen(ignoredir) + 2 > MAXPATHLEN) {
319 strcpy(tmp_name, ff_pkt->fname);
320 strcat(tmp_name, "/");
321 strcat(tmp_name, ignoredir);
322 if (stat(tmp_name, &sb) == 0) {
323 Dmsg2(100, "Directory '%s' ignored (found %s)\n",
324 ff_pkt->fname, ignoredir);
325 return true; /* Just ignore this directory */
332 * Find a single file.
333 * handle_file is the callback for handling the file.
335 * parent_device is the device we are currently on
336 * top_level is 1 when not recursing or 0 when
337 * descending into a directory.
340 find_one_file(JCR *jcr, FF_PKT *ff_pkt,
341 int handle_file(JCR *jcr, FF_PKT *ff, bool top_level),
342 char *fname, dev_t parent_device, bool top_level)
344 struct utimbuf restore_times;
348 ff_pkt->fname = ff_pkt->link = fname;
350 if (lstat(fname, &ff_pkt->statp) != 0) {
351 /* Cannot stat file */
352 ff_pkt->type = FT_NOSTAT;
353 ff_pkt->ff_errno = errno;
354 return handle_file(jcr, ff_pkt, top_level);
357 Dmsg1(300, "File ----: %s\n", fname);
359 /* Save current times of this directory in case we need to
360 * reset them because the user doesn't want them changed.
362 restore_times.actime = ff_pkt->statp.st_atime;
363 restore_times.modtime = ff_pkt->statp.st_mtime;
366 * We check for allowed fstypes and drivetypes at top_level and fstype change (below).
369 if (!accept_fstype(ff_pkt, NULL)) {
370 ff_pkt->type = FT_INVALIDFS;
371 if (ff_pkt->flags & FO_KEEPATIME) {
372 utime(fname, &restore_times);
377 if (!fstype(ff_pkt->fname, fs, sizeof(fs))) {
378 bstrncpy(fs, "unknown", sizeof(fs));
381 Jmsg(jcr, M_INFO, 0, _("Top level directory \"%s\" has unlisted fstype \"%s\"\n"), fname, fs);
382 return 1; /* Just ignore this error - or the whole backup is cancelled */
384 if (!accept_drivetype(ff_pkt, NULL)) {
385 ff_pkt->type = FT_INVALIDDT;
386 if (ff_pkt->flags & FO_KEEPATIME) {
387 utime(fname, &restore_times);
392 if (!drivetype(ff_pkt->fname, dt, sizeof(dt))) {
393 bstrncpy(dt, "unknown", sizeof(dt));
396 Jmsg(jcr, M_INFO, 0, _("Top level directory \"%s\" has an unlisted drive type \"%s\"\n"), fname, dt);
397 return 1; /* Just ignore this error - or the whole backup is cancelled */
399 ff_pkt->volhas_attrlist = volume_has_attrlist(fname);
403 * Ignore this entry if no_dump() returns true
405 if (no_dump(jcr, ff_pkt)) {
406 Dmsg1(100, "'%s' ignored (NODUMP flag set)\n",
412 * If this is an Incremental backup, see if file was modified
413 * since our last "save_time", presumably the last Full save
416 if ( !S_ISDIR(ff_pkt->statp.st_mode)
417 && !check_changes(jcr, ff_pkt))
419 Dmsg1(500, "Non-directory incremental: %s\n", ff_pkt->fname);
420 ff_pkt->type = FT_NOCHG;
421 return handle_file(jcr, ff_pkt, top_level);
424 #ifdef HAVE_DARWIN_OS
425 if (ff_pkt->flags & FO_HFSPLUS && ff_pkt->volhas_attrlist
426 && S_ISREG(ff_pkt->statp.st_mode)) {
427 /* TODO: initialise attrList once elsewhere? */
428 struct attrlist attrList;
429 memset(&attrList, 0, sizeof(attrList));
430 attrList.bitmapcount = ATTR_BIT_MAP_COUNT;
431 attrList.commonattr = ATTR_CMN_FNDRINFO;
432 attrList.fileattr = ATTR_FILE_RSRCLENGTH;
433 if (getattrlist(fname, &attrList, &ff_pkt->hfsinfo,
434 sizeof(ff_pkt->hfsinfo), FSOPT_NOFOLLOW) != 0) {
435 ff_pkt->type = FT_NOSTAT;
436 ff_pkt->ff_errno = errno;
437 return handle_file(jcr, ff_pkt, top_level);
444 * Handle hard linked files
446 * Maintain a list of hard linked files already backed up. This
447 * allows us to ensure that the data of each file gets backed
450 if (!(ff_pkt->flags & FO_NO_HARDLINK)
451 && ff_pkt->statp.st_nlink > 1
452 && (S_ISREG(ff_pkt->statp.st_mode)
453 || S_ISCHR(ff_pkt->statp.st_mode)
454 || S_ISBLK(ff_pkt->statp.st_mode)
455 || S_ISFIFO(ff_pkt->statp.st_mode)
456 || S_ISSOCK(ff_pkt->statp.st_mode))) {
459 if (ff_pkt->linkhash == NULL) {
460 ff_pkt->linkhash = (link_t **)bmalloc(LINK_HASHTABLE_SIZE * sizeof(link_t *));
461 memset(ff_pkt->linkhash, 0, LINK_HASHTABLE_SIZE * sizeof(link_t *));
463 const int linkhash = LINKHASH(ff_pkt->statp);
465 /* Search link list of hard linked files */
466 for (lp = ff_pkt->linkhash[linkhash]; lp; lp = lp->next)
467 if (lp->ino == (ino_t)ff_pkt->statp.st_ino &&
468 lp->dev == (dev_t)ff_pkt->statp.st_dev) {
469 /* If we have already backed up the hard linked file don't do it again */
470 if (strcmp(lp->name, fname) == 0) {
471 Dmsg2(400, "== Name identical skip FI=%d file=%s\n", lp->FileIndex, fname);
472 return 1; /* ignore */
474 ff_pkt->link = lp->name;
475 ff_pkt->type = FT_LNKSAVED; /* Handle link, file already saved */
476 ff_pkt->LinkFI = lp->FileIndex;
478 rtn_stat = handle_file(jcr, ff_pkt, top_level);
479 Dmsg3(400, "FT_LNKSAVED FI=%d LinkFI=%d file=%s\n",
480 ff_pkt->FileIndex, lp->FileIndex, lp->name);
484 /* File not previously dumped. Chain it into our list. */
485 len = strlen(fname) + 1;
486 lp = (struct f_link *)bmalloc(sizeof(struct f_link) + len);
487 lp->ino = ff_pkt->statp.st_ino;
488 lp->dev = ff_pkt->statp.st_dev;
489 lp->FileIndex = 0; /* set later */
490 bstrncpy(lp->name, fname, len);
491 lp->next = ff_pkt->linkhash[linkhash];
492 ff_pkt->linkhash[linkhash] = lp;
493 ff_pkt->linked = lp; /* mark saved link */
494 Dmsg2(400, "added to hash FI=%d file=%s\n", ff_pkt->FileIndex, lp->name);
496 ff_pkt->linked = NULL;
499 /* This is not a link to a previously dumped file, so dump it. */
500 if (S_ISREG(ff_pkt->statp.st_mode)) {
503 sizeleft = ff_pkt->statp.st_size;
505 /* Don't bother opening empty, world readable files. Also do not open
506 files when archive is meant for /dev/null. */
507 if (ff_pkt->null_output_device || (sizeleft == 0
508 && MODE_RALL == (MODE_RALL & ff_pkt->statp.st_mode))) {
509 ff_pkt->type = FT_REGE;
511 ff_pkt->type = FT_REG;
513 rtn_stat = handle_file(jcr, ff_pkt, top_level);
514 if (ff_pkt->linked) {
515 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
517 Dmsg3(400, "FT_REG FI=%d linked=%d file=%s\n", ff_pkt->FileIndex,
518 ff_pkt->linked ? 1 : 0, fname);
519 if (ff_pkt->flags & FO_KEEPATIME) {
520 utime(fname, &restore_times);
525 } else if (S_ISLNK(ff_pkt->statp.st_mode)) { /* soft link */
527 char *buffer = (char *)alloca(path_max + name_max + 102);
529 size = readlink(fname, buffer, path_max + name_max + 101);
531 /* Could not follow link */
532 ff_pkt->type = FT_NOFOLLOW;
533 ff_pkt->ff_errno = errno;
534 rtn_stat = handle_file(jcr, ff_pkt, top_level);
535 if (ff_pkt->linked) {
536 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
541 ff_pkt->link = buffer; /* point to link */
542 ff_pkt->type = FT_LNK; /* got a real link */
543 rtn_stat = handle_file(jcr, ff_pkt, top_level);
544 if (ff_pkt->linked) {
545 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
549 } else if (S_ISDIR(ff_pkt->statp.st_mode)) {
551 struct dirent *entry, *result;
556 dev_t our_device = ff_pkt->statp.st_dev;
558 bool volhas_attrlist = ff_pkt->volhas_attrlist; /* Remember this if we recurse */
561 * If we are using Win32 (non-portable) backup API, don't check
562 * access as everything is more complicated, and
563 * in principle, we should be able to access everything.
565 if (!have_win32_api() || (ff_pkt->flags & FO_PORTABLE)) {
566 if (access(fname, R_OK) == -1 && geteuid() != 0) {
567 /* Could not access() directory */
568 ff_pkt->type = FT_NOACCESS;
569 ff_pkt->ff_errno = errno;
570 rtn_stat = handle_file(jcr, ff_pkt, top_level);
571 if (ff_pkt->linked) {
572 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
579 * Ignore this directory and everything below if the file .nobackup
580 * (or what is defined for IgnoreDir in this fileset) exists
582 if (have_ignoredir(ff_pkt)) {
583 return 1; /* Just ignore this directory */
586 /* Build a canonical directory name with a trailing slash in link var */
588 link_len = len + 200;
589 link = (char *)bmalloc(link_len + 2);
590 bstrncpy(link, fname, link_len);
591 /* Strip all trailing slashes */
592 while (len >= 1 && IsPathSeparator(link[len - 1]))
594 link[len++] = '/'; /* add back one */
598 if (!check_changes(jcr, ff_pkt)) {
599 /* Incremental/Full+Base option, directory entry not changed */
600 ff_pkt->type = FT_DIRNOCHG;
602 ff_pkt->type = FT_DIRBEGIN;
605 * We have set st_rdev to 1 if it is a reparse point, otherwise 0,
606 * if st_rdev is 2, it is a mount point
608 #if defined(HAVE_WIN32)
609 if (ff_pkt->statp.st_rdev == WIN32_REPARSE_POINT) {
610 ff_pkt->type = FT_REPARSE;
614 * Note, we return the directory to the calling program (handle_file)
615 * when we first see the directory (FT_DIRBEGIN.
616 * This allows the program to apply matches and make a
617 * choice whether or not to accept it. If it is accepted, we
618 * do not immediately save it, but do so only after everything
619 * in the directory is seen (i.e. the FT_DIREND).
621 rtn_stat = handle_file(jcr, ff_pkt, top_level);
622 if (rtn_stat < 1 || ff_pkt->type == FT_REPARSE) { /* ignore or error status */
626 /* Done with DIRBEGIN, next call will be DIREND */
627 if (ff_pkt->type == FT_DIRBEGIN) {
628 ff_pkt->type = FT_DIREND;
632 * Create a temporary ff packet for this directory
633 * entry, and defer handling the directory until
634 * we have recursed into it. This saves the
635 * directory after all files have been processed, and
636 * during the restore, the directory permissions will
637 * be reset after all the files have been restored.
639 Dmsg1(300, "Create temp ff packet for dir: %s\n", ff_pkt->fname);
640 FF_PKT *dir_ff_pkt = new_dir_ff_pkt(ff_pkt);
643 * Do not descend into subdirectories (recurse) if the
644 * user has turned it off for this directory.
646 * If we are crossing file systems, we are either not allowed
647 * to cross, or we may be restricted by a list of permitted
650 bool is_win32_mount_point = false;
651 #if defined(HAVE_WIN32)
652 is_win32_mount_point = ff_pkt->statp.st_rdev == WIN32_MOUNT_POINT;
654 if (!top_level && ff_pkt->flags & FO_NO_RECURSION) {
655 ff_pkt->type = FT_NORECURSE;
657 } else if (!top_level && (parent_device != ff_pkt->statp.st_dev ||
658 is_win32_mount_point)) {
659 if(!(ff_pkt->flags & FO_MULTIFS)) {
660 ff_pkt->type = FT_NOFSCHG;
662 } else if (!accept_fstype(ff_pkt, NULL)) {
663 ff_pkt->type = FT_INVALIDFS;
666 ff_pkt->volhas_attrlist = volume_has_attrlist(fname);
669 /* If not recursing, just backup dir and return */
671 rtn_stat = handle_file(jcr, ff_pkt, top_level);
672 if (ff_pkt->linked) {
673 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
676 free_dir_ff_pkt(dir_ff_pkt);
677 ff_pkt->link = ff_pkt->fname; /* reset "link" */
678 if (ff_pkt->flags & FO_KEEPATIME) {
679 utime(fname, &restore_times);
684 ff_pkt->link = ff_pkt->fname; /* reset "link" */
687 * Descend into or "recurse" into the directory to read
688 * all the files in it.
691 if ((directory = opendir(fname)) == NULL) {
692 ff_pkt->type = FT_NOOPEN;
693 ff_pkt->ff_errno = errno;
694 rtn_stat = handle_file(jcr, ff_pkt, top_level);
695 if (ff_pkt->linked) {
696 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
699 free_dir_ff_pkt(dir_ff_pkt);
704 * Process all files in this directory entry (recursing).
705 * This would possibly run faster if we chdir to the directory
706 * before traversing it.
709 entry = (struct dirent *)malloc(sizeof(struct dirent) + name_max + 100);
710 for ( ; !job_canceled(jcr); ) {
714 status = readdir_r(directory, entry, &result);
715 if (status != 0 || result == NULL) {
716 // Dmsg2(99, "readdir returned stat=%d result=0x%x\n",
717 // status, (long)result);
720 ASSERT(name_max+1 > (int)sizeof(struct dirent) + (int)NAMELEN(entry));
722 /* Skip `.', `..', and excluded file names. */
723 if (p[0] == '\0' || (p[0] == '.' && (p[1] == '\0' ||
724 (p[1] == '.' && p[2] == '\0')))) {
728 if ((int)NAMELEN(entry) + len >= link_len) {
729 link_len = len + NAMELEN(entry) + 1;
730 link = (char *)brealloc(link, link_len + 1);
733 for (i=0; i < (int)NAMELEN(entry); i++) {
737 if (!file_is_excluded(ff_pkt, link)) {
738 rtn_stat = find_one_file(jcr, ff_pkt, handle_file, link, our_device, false);
739 if (ff_pkt->linked) {
740 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
749 * Now that we have recursed through all the files in the
750 * directory, we "save" the directory so that after all
751 * the files are restored, this entry will serve to reset
752 * the directory modes and dates. Temp directory values
753 * were used without this record.
755 handle_file(jcr, dir_ff_pkt, top_level); /* handle directory entry */
756 if (ff_pkt->linked) {
757 ff_pkt->linked->FileIndex = dir_ff_pkt->FileIndex;
759 free_dir_ff_pkt(dir_ff_pkt);
761 if (ff_pkt->flags & FO_KEEPATIME) {
762 utime(fname, &restore_times);
764 ff_pkt->volhas_attrlist = volhas_attrlist; /* Restore value in case it changed. */
766 } /* end check for directory */
769 * If it is explicitly mentioned (i.e. top_level) and is
770 * a block device, we do a raw backup of it or if it is
771 * a fifo, we simply read it.
773 #ifdef HAVE_FREEBSD_OS
775 * On FreeBSD, all block devices are character devices, so
776 * to be able to read a raw disk, we need the check for
777 * a character device.
778 * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/ad0s3
779 * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/rad0s3
781 if (top_level && (S_ISBLK(ff_pkt->statp.st_mode) || S_ISCHR(ff_pkt->statp.st_mode))) {
783 if (top_level && S_ISBLK(ff_pkt->statp.st_mode)) {
785 ff_pkt->type = FT_RAW; /* raw partition */
786 } else if (top_level && S_ISFIFO(ff_pkt->statp.st_mode) &&
787 ff_pkt->flags & FO_READFIFO) {
788 ff_pkt->type = FT_FIFO;
790 /* The only remaining types are special (character, ...) files */
791 ff_pkt->type = FT_SPEC;
793 rtn_stat = handle_file(jcr, ff_pkt, top_level);
794 if (ff_pkt->linked) {
795 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
800 int term_find_one(FF_PKT *ff)
802 struct f_link *lp, *lc;
807 if (ff->linkhash == NULL) return 0;
809 for (i =0 ; i < LINK_HASHTABLE_SIZE; i ++) {
810 /* Free up list of hard linked files */
811 lp = ff->linkhash[i];
820 ff->linkhash[i] = NULL;