summaryrefslogtreecommitdiff
path: root/libparted/fs/r/fat/count.h
blob: bb7d6af4cfc7f35e3385274c4eac10d80018a0cc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
/*
    libparted
    Copyright (C) 1999-2000, 2007-2014, 2019-2023 Free Software Foundation,
    Inc.

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef COUNT_H_INCLUDED
#define COUNT_H_INCLUDED

typedef enum _FatClusterFlag FatClusterFlag;
typedef struct _FatClusterInfo FatClusterInfo;

enum _FatClusterFlag {
	FAT_FLAG_FREE=0,
	FAT_FLAG_FILE=1,
	FAT_FLAG_DIRECTORY=2,
	FAT_FLAG_BAD=3
};

struct __attribute__ ((packed)) _FatClusterInfo {
	unsigned int    units_used:6;   /* 1 unit = cluster_size / 64 */
	FatClusterFlag  flag:2;
};

extern int fat_collect_cluster_info (PedFileSystem *fs);
extern FatClusterFlag fat_get_cluster_flag (PedFileSystem* fs,
					    FatCluster cluster);
extern PedSector fat_get_cluster_usage (PedFileSystem* fs, FatCluster cluster);
extern FatClusterFlag fat_get_fragment_flag (PedFileSystem* fs,
					     FatFragment frag);
extern int fat_is_fragment_active (PedFileSystem* fs, FatFragment frag);

#endif /* COUNT_H_INCLUDED */