1 /* fsusage.h -- declarations for file system space usage info
2
3 Copyright (C) 1991-1992, 1997, 2003-2006, 2009-2023 Free Software
4 Foundation, Inc.
5
6 This file is free software: you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as
8 published by the Free Software Foundation, either version 3 of the
9 License, or (at your option) any later version.
10
11 This file is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public License
17 along with this program. If not, see <https://www.gnu.org/licenses/>. */
18
19 /* Space usage statistics for a file system. Blocks are 512-byte. */
20
21 #if !defined FSUSAGE_H_
22 # define FSUSAGE_H_
23
24 # include <stdint.h>
25
26 struct fs_usage
27 {
28 uintmax_t fsu_blocksize; /* Size of a block. */
29 uintmax_t fsu_blocks; /* Total blocks. */
30 uintmax_t fsu_bfree; /* Free blocks available to superuser. */
31 uintmax_t fsu_bavail; /* Free blocks available to non-superuser. */
32 bool fsu_bavail_top_bit_set; /* 1 if fsu_bavail represents a value < 0. */
33 uintmax_t fsu_files; /* Total file nodes. */
34 uintmax_t fsu_ffree; /* Free file nodes. */
35 };
36
37 int get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp);
38
39 #endif