libblkid-tiny/libblkid-tiny.h

   1 /*
   2  * Copyright (C) 2013 Felix Fietkau <nbd@openwrt.org>
   3  * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU Lesser General Public License version 2.1
   7  * as published by the Free Software Foundation
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <libubox/list.h>
  16
  17 struct blkid_idmag;
  18 struct blkid_idmag;
  19 struct blkid_idinfo;
  20
  21 struct blkid_idmag
  22 {
  23         const char      *magic;
  24         unsigned int    len;
  25
  26         long            kboff;
  27         unsigned int    sboff;
  28 };
  29
  30
  31 struct blkid_idinfo;
  32
  33 struct blkid_struct_probe
  34 {
  35         const struct blkid_idinfo       *id;
  36         struct list_head                list;
  37
  38         int     fd;
  39         int     err;
  40         char    dev[32];
  41         char    uuid[64];
  42         char    label[64];
  43         char    name[64];
  44         char    version[64];
  45 };
  46
  47 struct blkid_idinfo
  48 {
  49         const char      *name;
  50         int             usage;
  51         int             flags;
  52         int             minsz;
  53         int (*probefunc)(struct blkid_struct_probe *pr, const struct blkid_idmag *mag);
  54         struct blkid_idmag      magics[];
  55 };
  56
  57 extern int probe_block(char *block, struct blkid_struct_probe *pr);
  58 extern int mkblkdev(void);