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1479465f GJ |
1 | /* |
2 | * libdpkg - Debian packaging suite library routines | |
3 | * file.h - file handling routines | |
4 | * | |
5 | * Copyright © 2008-2010 Guillem Jover <guillem@debian.org> | |
6 | * | |
7 | * This is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program. If not, see <https://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #ifndef LIBDPKG_FILE_H | |
22 | #define LIBDPKG_FILE_H | |
23 | ||
24 | #include <sys/types.h> | |
25 | ||
26 | #include <stdbool.h> | |
27 | ||
28 | #include <dpkg/macros.h> | |
29 | ||
30 | DPKG_BEGIN_DECLS | |
31 | ||
32 | /** | |
33 | * @defgroup file File handling | |
34 | * @ingroup dpkg-internal | |
35 | * @{ | |
36 | */ | |
37 | ||
38 | struct file_stat { | |
39 | uid_t uid; | |
40 | gid_t gid; | |
41 | mode_t mode; | |
42 | ||
43 | /* Used by dpkg-statoverride when parsing the database to preserve the | |
44 | * user and group names in case the system does not know about them. */ | |
45 | char *uname; | |
46 | char *gname; | |
47 | }; | |
48 | ||
49 | void file_copy_perms(const char *src, const char *dst); | |
50 | ||
51 | enum file_lock_flags { | |
52 | FILE_LOCK_NOWAIT, | |
53 | FILE_LOCK_WAIT, | |
54 | }; | |
55 | ||
56 | bool file_is_locked(int lockfd, const char *filename); | |
57 | void file_lock(int *lockfd, enum file_lock_flags flags, const char *filename, | |
58 | const char *desc); | |
59 | void file_unlock(int fd, const char *desc); | |
60 | void file_show(const char *filename); | |
61 | ||
62 | /** @} */ | |
63 | ||
64 | DPKG_END_DECLS | |
65 | ||
66 | #endif /* LIBDPKG_FILE_H */ |