1 /*
2  *  diskspace.h
3  *
4  *  Copyright (c) 2010-2018 Pacman Development Team <pacman-dev@archlinux.org>
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 2 of the License, or
9  *  (at your option) any later version.
10  *
11  *  This program 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 General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef ALPM_DISKSPACE_H
21 #define ALPM_DISKSPACE_H
22 
23 #if defined(HAVE_SYS_MOUNT_H)
24 #include <sys/mount.h>
25 #endif
26 #if defined(HAVE_SYS_STATVFS_H)
27 #include <sys/statvfs.h>
28 #endif
29 #if defined(HAVE_SYS_TYPES_H)
30 #include <sys/types.h>
31 #endif
32 
33 #include "alpm.h"
34 
35 enum mount_used_level {
36 	USED_REMOVE = 1,
37 	USED_INSTALL = (1 << 1),
38 };
39 
40 enum mount_fsinfo {
41 	MOUNT_FSINFO_UNLOADED = 0,
42 	MOUNT_FSINFO_LOADED,
43 	MOUNT_FSINFO_FAIL,
44 };
45 
46 typedef struct __alpm_mountpoint_t {
47 	/* mount point information */
48 	char *mount_dir;
49 	size_t mount_dir_len;
50 	/* storage for additional disk usage calculations */
51 	blkcnt_t blocks_needed;
52 	blkcnt_t max_blocks_needed;
53 	enum mount_used_level used;
54 	int read_only;
55 	enum mount_fsinfo fsinfo_loaded;
56 	FSSTATSTYPE fsp;
57 } alpm_mountpoint_t;
58 
59 int _alpm_check_diskspace(alpm_handle_t *handle);
60 int _alpm_check_downloadspace(alpm_handle_t *handle, const char *cachedir,
61 		size_t num_files, off_t *file_sizes);
62 
63 #endif /* ALPM_DISKSPACE_H */
64