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 ( ff_pkt->incremental
388 && !S_ISDIR(ff_pkt->statp.st_mode)
389 && !check_changes(jcr, ff_pkt))
391 Dmsg1(500, "Non-directory incremental: %s\n", ff_pkt->fname);
392 ff_pkt->type = FT_NOCHG;
393 return handle_file(jcr, ff_pkt, top_level);
396 #ifdef HAVE_DARWIN_OS
397 if (ff_pkt->flags & FO_HFSPLUS && ff_pkt->volhas_attrlist
398 && S_ISREG(ff_pkt->statp.st_mode)) {
399 /* TODO: initialise attrList once elsewhere? */
400 struct attrlist attrList;
401 memset(&attrList, 0, sizeof(attrList));
402 attrList.bitmapcount = ATTR_BIT_MAP_COUNT;
403 attrList.commonattr = ATTR_CMN_FNDRINFO;
404 attrList.fileattr = ATTR_FILE_RSRCLENGTH;
405 if (getattrlist(fname, &attrList, &ff_pkt->hfsinfo,
406 sizeof(ff_pkt->hfsinfo), FSOPT_NOFOLLOW) != 0) {
407 ff_pkt->type = FT_NOSTAT;
408 ff_pkt->ff_errno = errno;
409 return handle_file(jcr, ff_pkt, top_level);
416 * Handle hard linked files
418 * Maintain a list of hard linked files already backed up. This
419 * allows us to ensure that the data of each file gets backed
422 if (!(ff_pkt->flags & FO_NO_HARDLINK)
423 && ff_pkt->statp.st_nlink > 1
424 && (S_ISREG(ff_pkt->statp.st_mode)
425 || S_ISCHR(ff_pkt->statp.st_mode)
426 || S_ISBLK(ff_pkt->statp.st_mode)
427 || S_ISFIFO(ff_pkt->statp.st_mode)
428 || S_ISSOCK(ff_pkt->statp.st_mode))) {
431 if (ff_pkt->linkhash == NULL) {
432 ff_pkt->linkhash = (link_t **)bmalloc(LINK_HASHTABLE_SIZE * sizeof(link_t *));
433 memset(ff_pkt->linkhash, 0, LINK_HASHTABLE_SIZE * sizeof(link_t *));
435 const int linkhash = LINKHASH(ff_pkt->statp);
437 /* Search link list of hard linked files */
438 for (lp = ff_pkt->linkhash[linkhash]; lp; lp = lp->next)
439 if (lp->ino == (ino_t)ff_pkt->statp.st_ino &&
440 lp->dev == (dev_t)ff_pkt->statp.st_dev) {
441 /* If we have already backed up the hard linked file don't do it again */
442 if (strcmp(lp->name, fname) == 0) {
443 Dmsg2(400, "== Name identical skip FI=%d file=%s\n", lp->FileIndex, fname);
444 return 1; /* ignore */
446 ff_pkt->link = lp->name;
447 ff_pkt->type = FT_LNKSAVED; /* Handle link, file already saved */
448 ff_pkt->LinkFI = lp->FileIndex;
450 rtn_stat = handle_file(jcr, ff_pkt, top_level);
451 Dmsg3(400, "FT_LNKSAVED FI=%d LinkFI=%d file=%s\n",
452 ff_pkt->FileIndex, lp->FileIndex, lp->name);
456 /* File not previously dumped. Chain it into our list. */
457 len = strlen(fname) + 1;
458 lp = (struct f_link *)bmalloc(sizeof(struct f_link) + len);
459 lp->ino = ff_pkt->statp.st_ino;
460 lp->dev = ff_pkt->statp.st_dev;
461 lp->FileIndex = 0; /* set later */
462 bstrncpy(lp->name, fname, len);
463 lp->next = ff_pkt->linkhash[linkhash];
464 ff_pkt->linkhash[linkhash] = lp;
465 ff_pkt->linked = lp; /* mark saved link */
466 Dmsg2(400, "added to hash FI=%d file=%s\n", ff_pkt->FileIndex, lp->name);
468 ff_pkt->linked = NULL;
471 /* This is not a link to a previously dumped file, so dump it. */
472 if (S_ISREG(ff_pkt->statp.st_mode)) {
475 sizeleft = ff_pkt->statp.st_size;
477 /* Don't bother opening empty, world readable files. Also do not open
478 files when archive is meant for /dev/null. */
479 if (ff_pkt->null_output_device || (sizeleft == 0
480 && MODE_RALL == (MODE_RALL & ff_pkt->statp.st_mode))) {
481 ff_pkt->type = FT_REGE;
483 ff_pkt->type = FT_REG;
485 rtn_stat = handle_file(jcr, ff_pkt, top_level);
486 if (ff_pkt->linked) {
487 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
489 Dmsg3(400, "FT_REG FI=%d linked=%d file=%s\n", ff_pkt->FileIndex,
490 ff_pkt->linked ? 1 : 0, fname);
491 if (ff_pkt->flags & FO_KEEPATIME) {
492 utime(fname, &restore_times);
497 } else if (S_ISLNK(ff_pkt->statp.st_mode)) { /* soft link */
499 char *buffer = (char *)alloca(path_max + name_max + 102);
501 size = readlink(fname, buffer, path_max + name_max + 101);
503 /* Could not follow link */
504 ff_pkt->type = FT_NOFOLLOW;
505 ff_pkt->ff_errno = errno;
506 rtn_stat = handle_file(jcr, ff_pkt, top_level);
507 if (ff_pkt->linked) {
508 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
513 ff_pkt->link = buffer; /* point to link */
514 ff_pkt->type = FT_LNK; /* got a real link */
515 rtn_stat = handle_file(jcr, ff_pkt, top_level);
516 if (ff_pkt->linked) {
517 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
521 } else if (S_ISDIR(ff_pkt->statp.st_mode)) {
523 struct dirent *entry, *result;
528 dev_t our_device = ff_pkt->statp.st_dev;
530 bool volhas_attrlist = ff_pkt->volhas_attrlist; /* Remember this if we recurse */
533 * If we are using Win32 (non-portable) backup API, don't check
534 * access as everything is more complicated, and
535 * in principle, we should be able to access everything.
537 if (!have_win32_api() || (ff_pkt->flags & FO_PORTABLE)) {
538 if (access(fname, R_OK) == -1 && geteuid() != 0) {
539 /* Could not access() directory */
540 ff_pkt->type = FT_NOACCESS;
541 ff_pkt->ff_errno = errno;
542 rtn_stat = handle_file(jcr, ff_pkt, top_level);
543 if (ff_pkt->linked) {
544 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
551 * Ignore this directory and everything below if the file .nobackup
552 * (or what is defined for IgnoreDir in this fileset) exists
554 if (ff_pkt->ignoredir != NULL) {
556 char fname[MAXPATHLEN];
558 if (strlen(ff_pkt->fname) + strlen("/") +
559 strlen(ff_pkt->ignoredir) + 1 > MAXPATHLEN)
560 return 1; /* Is this wisdom? */
562 strcpy(fname, ff_pkt->fname);
564 strcat(fname, ff_pkt->ignoredir);
565 if (stat(fname, &sb) == 0) {
566 Dmsg2(100, "Directory '%s' ignored (found %s)\n",
567 ff_pkt->fname, ff_pkt->ignoredir);
568 return 1; /* Just ignore this directory */
572 /* Build a canonical directory name with a trailing slash in link var */
574 link_len = len + 200;
575 link = (char *)bmalloc(link_len + 2);
576 bstrncpy(link, fname, link_len);
577 /* Strip all trailing slashes */
578 while (len >= 1 && IsPathSeparator(link[len - 1]))
580 link[len++] = '/'; /* add back one */
584 if (ff_pkt->incremental && !check_changes(jcr, ff_pkt)) {
585 /* Incremental option, directory entry not changed */
586 ff_pkt->type = FT_DIRNOCHG;
588 ff_pkt->type = FT_DIRBEGIN;
591 * We have set st_rdev to 1 if it is a reparse point, otherwise 0,
592 * if st_rdev is 2, it is a mount point
594 #if defined(HAVE_WIN32)
595 if (ff_pkt->statp.st_rdev == WIN32_REPARSE_POINT) {
596 ff_pkt->type = FT_REPARSE;
600 * Note, we return the directory to the calling program (handle_file)
601 * when we first see the directory (FT_DIRBEGIN.
602 * This allows the program to apply matches and make a
603 * choice whether or not to accept it. If it is accepted, we
604 * do not immediately save it, but do so only after everything
605 * in the directory is seen (i.e. the FT_DIREND).
607 rtn_stat = handle_file(jcr, ff_pkt, top_level);
608 if (rtn_stat < 1 || ff_pkt->type == FT_REPARSE) { /* ignore or error status */
612 /* Done with DIRBEGIN, next call will be DIREND */
613 if (ff_pkt->type == FT_DIRBEGIN) {
614 ff_pkt->type = FT_DIREND;
618 * Create a temporary ff packet for this directory
619 * entry, and defer handling the directory until
620 * we have recursed into it. This saves the
621 * directory after all files have been processed, and
622 * during the restore, the directory permissions will
623 * be reset after all the files have been restored.
625 Dmsg1(300, "Create temp ff packet for dir: %s\n", ff_pkt->fname);
626 FF_PKT *dir_ff_pkt = new_dir_ff_pkt(ff_pkt);
629 * Do not descend into subdirectories (recurse) if the
630 * user has turned it off for this directory.
632 * If we are crossing file systems, we are either not allowed
633 * to cross, or we may be restricted by a list of permitted
636 bool is_win32_mount_point = false;
637 #if defined(HAVE_WIN32)
638 is_win32_mount_point = ff_pkt->statp.st_rdev == WIN32_MOUNT_POINT;
640 if (!top_level && ff_pkt->flags & FO_NO_RECURSION) {
641 ff_pkt->type = FT_NORECURSE;
643 } else if (!top_level && (parent_device != ff_pkt->statp.st_dev ||
644 is_win32_mount_point)) {
645 if(!(ff_pkt->flags & FO_MULTIFS)) {
646 ff_pkt->type = FT_NOFSCHG;
648 } else if (!accept_fstype(ff_pkt, NULL)) {
649 ff_pkt->type = FT_INVALIDFS;
652 ff_pkt->volhas_attrlist = volume_has_attrlist(fname);
655 /* If not recursing, just backup dir and return */
657 rtn_stat = handle_file(jcr, ff_pkt, top_level);
658 if (ff_pkt->linked) {
659 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
662 free_dir_ff_pkt(dir_ff_pkt);
663 ff_pkt->link = ff_pkt->fname; /* reset "link" */
664 if (ff_pkt->flags & FO_KEEPATIME) {
665 utime(fname, &restore_times);
670 ff_pkt->link = ff_pkt->fname; /* reset "link" */
673 * Descend into or "recurse" into the directory to read
674 * all the files in it.
677 if ((directory = opendir(fname)) == NULL) {
678 ff_pkt->type = FT_NOOPEN;
679 ff_pkt->ff_errno = errno;
680 rtn_stat = handle_file(jcr, ff_pkt, top_level);
681 if (ff_pkt->linked) {
682 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
685 free_dir_ff_pkt(dir_ff_pkt);
690 * Process all files in this directory entry (recursing).
691 * This would possibly run faster if we chdir to the directory
692 * before traversing it.
695 entry = (struct dirent *)malloc(sizeof(struct dirent) + name_max + 100);
696 for ( ; !job_canceled(jcr); ) {
700 status = readdir_r(directory, entry, &result);
701 if (status != 0 || result == NULL) {
702 // Dmsg2(99, "readdir returned stat=%d result=0x%x\n",
703 // status, (long)result);
706 ASSERT(name_max+1 > (int)sizeof(struct dirent) + (int)NAMELEN(entry));
708 /* Skip `.', `..', and excluded file names. */
709 if (p[0] == '\0' || (p[0] == '.' && (p[1] == '\0' ||
710 (p[1] == '.' && p[2] == '\0')))) {
714 if ((int)NAMELEN(entry) + len >= link_len) {
715 link_len = len + NAMELEN(entry) + 1;
716 link = (char *)brealloc(link, link_len + 1);
719 for (i=0; i < (int)NAMELEN(entry); i++) {
723 if (!file_is_excluded(ff_pkt, link)) {
724 rtn_stat = find_one_file(jcr, ff_pkt, handle_file, link, our_device, false);
725 if (ff_pkt->linked) {
726 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
735 * Now that we have recursed through all the files in the
736 * directory, we "save" the directory so that after all
737 * the files are restored, this entry will serve to reset
738 * the directory modes and dates. Temp directory values
739 * were used without this record.
741 handle_file(jcr, dir_ff_pkt, top_level); /* handle directory entry */
742 if (ff_pkt->linked) {
743 ff_pkt->linked->FileIndex = dir_ff_pkt->FileIndex;
745 free_dir_ff_pkt(dir_ff_pkt);
747 if (ff_pkt->flags & FO_KEEPATIME) {
748 utime(fname, &restore_times);
750 ff_pkt->volhas_attrlist = volhas_attrlist; /* Restore value in case it changed. */
752 } /* end check for directory */
755 * If it is explicitly mentioned (i.e. top_level) and is
756 * a block device, we do a raw backup of it or if it is
757 * a fifo, we simply read it.
759 #ifdef HAVE_FREEBSD_OS
761 * On FreeBSD, all block devices are character devices, so
762 * to be able to read a raw disk, we need the check for
763 * a character device.
764 * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/ad0s3
765 * crw-r----- 1 root operator - 116, 0x00040002 Jun 9 19:32 /dev/rad0s3
767 if (top_level && (S_ISBLK(ff_pkt->statp.st_mode) || S_ISCHR(ff_pkt->statp.st_mode))) {
769 if (top_level && S_ISBLK(ff_pkt->statp.st_mode)) {
771 ff_pkt->type = FT_RAW; /* raw partition */
772 } else if (top_level && S_ISFIFO(ff_pkt->statp.st_mode) &&
773 ff_pkt->flags & FO_READFIFO) {
774 ff_pkt->type = FT_FIFO;
776 /* The only remaining types are special (character, ...) files */
777 ff_pkt->type = FT_SPEC;
779 rtn_stat = handle_file(jcr, ff_pkt, top_level);
780 if (ff_pkt->linked) {
781 ff_pkt->linked->FileIndex = ff_pkt->FileIndex;
786 int term_find_one(FF_PKT *ff)
788 struct f_link *lp, *lc;
793 if (ff->linkhash == NULL) return 0;
795 for (i =0 ; i < LINK_HASHTABLE_SIZE; i ++) {
796 /* Free up list of hard linked files */
797 lp = ff->linkhash[i];
806 ff->linkhash[i] = NULL;