metaentry.h

   1 /*
   2  * Various functions to work with meta entries.
   3  *
   4  * Copyright (C) 2007 David Härdeman <david@hardeman.nu>
   5  *
   6  *      This program is free software; you can redistribute it and/or modify it
   7  *      under the terms of the GNU General Public License as published by the
   8  *      Free Software Foundation version 2 of the License.
   9  *
  10  *      This program is distributed in the hope that it will be useful, but
  11  *      WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  *      General Public License for more details.
  14  *
  15  *      You should have received a copy of the GNU General Public License along
  16  *      with this program; if not, write to the Free Software Foundation, Inc.,
  17  *      51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  *
  19  */
  20
  21 /* Recurses opath and adds metadata entries to the metaentry list */
  22 void mentries_recurse_path(const char *opath, struct metaentry **mlist);
  23
  24 /* Stores a metaentry list to a file */
  25 void mentries_tofile(const struct metaentry *mlist, const char *path);
  26
  27 /* Creates a metaentry list from a file */
  28 void mentries_fromfile(struct metaentry **mlist, const char *path);
  29
  30 /* Searches haystack for an xattr matching xattr number n in needle */
  31 int mentry_find_xattr(struct metaentry *haystack,
  32                       struct metaentry *needle,
  33                       int n);
  34
  35 #define DIFF_NONE  0x00
  36 #define DIFF_OWNER 0x01
  37 #define DIFF_GROUP 0x02
  38 #define DIFF_MODE  0x04
  39 #define DIFF_TYPE  0x08
  40 #define DIFF_MTIME 0x10
  41 #define DIFF_XATTR 0x20
  42 #define DIFF_ADDED 0x40
  43 #define DIFF_DELE  0x80
  44
  45 /* Compares lists of real and stored metadata and calls pfunc for each */
  46 void mentries_compare(struct metaentry *mlistreal,
  47                       struct metaentry *mliststored,
  48                       void (*pfunc)(struct metaentry *real,
  49                                     struct metaentry *stored,
  50                                     int cmp),
  51                       int do_mtime);
  52