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33a5cc29 KS |
1 | /* |
2 | * libudev - interface to udev device information | |
3 | * | |
4 | * Copyright (C) 2008 Kay Sievers <kay.sievers@vrfy.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 _LIBUDEV_H_ | |
21 | #define _LIBUDEV_H_ | |
22 | ||
7d563a17 | 23 | #include <stdarg.h> |
c4f5f942 | 24 | #include <sys/stat.h> |
7d563a17 | 25 | |
a689165b | 26 | /* this will stay as long as the DeviceKit integration of udev is work in progress */ |
e407720b | 27 | #if !defined _LIBUDEV_COMPILATION && !defined LIBUDEV_I_KNOW_THE_API_IS_SUBJECT_TO_CHANGE |
a689165b KS |
28 | #error "#define LIBUDEV_I_KNOW_THE_API_IS_SUBJECT_TO_CHANGE is needed to use this experimental library version" |
29 | #endif | |
30 | ||
c8e32461 | 31 | /* library context */ |
0de33a61 | 32 | struct udev; |
33a5cc29 KS |
33 | extern struct udev *udev_new(void); |
34 | extern struct udev *udev_ref(struct udev *udev); | |
35 | extern void udev_unref(struct udev *udev); | |
36 | extern void udev_set_log_fn(struct udev *udev, | |
37 | void (*log_fn)(struct udev *udev, | |
38 | int priority, const char *file, int line, const char *fn, | |
39 | const char *format, va_list args)); | |
7d563a17 KS |
40 | extern int udev_get_log_priority(struct udev *udev); |
41 | extern void udev_set_log_priority(struct udev *udev, int priority); | |
33a5cc29 KS |
42 | extern const char *udev_get_sys_path(struct udev *udev); |
43 | extern const char *udev_get_dev_path(struct udev *udev); | |
c8e32461 KS |
44 | extern void *udev_get_userdata(struct udev *udev); |
45 | extern void udev_set_userdata(struct udev *udev, void *userdata); | |
46 | ||
47 | /* selinux glue */ | |
4f4b12c2 KS |
48 | extern void udev_selinux_resetfscreatecon(struct udev *udev); |
49 | extern void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode); | |
50 | extern void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode); | |
33a5cc29 | 51 | |
bf7ad0ea | 52 | /* list iteration */ |
0de33a61 KS |
53 | struct udev_list_entry; |
54 | extern struct udev_list_entry *udev_list_entry_get_next(struct udev_list_entry *list_entry); | |
bc8184ed | 55 | extern struct udev_list_entry *udev_list_entry_get_by_name(struct udev_list_entry *list_entry, const char *name); |
0de33a61 KS |
56 | extern const char *udev_list_entry_get_name(struct udev_list_entry *list_entry); |
57 | extern const char *udev_list_entry_get_value(struct udev_list_entry *list_entry); | |
58 | #define udev_list_entry_foreach(entry, first) \ | |
59 | for (entry = first; \ | |
60 | entry != NULL; \ | |
61 | entry = udev_list_entry_get_next(entry)) | |
bf7ad0ea | 62 | |
c8e32461 | 63 | /* sys devices */ |
0de33a61 | 64 | struct udev_device; |
8753fadf | 65 | extern struct udev_device *udev_device_new_from_syspath(struct udev *udev, const char *syspath); |
4c9dff47 | 66 | extern struct udev_device *udev_device_new_from_devnum(struct udev *udev, char type, dev_t devnum); |
b2d9e4f2 | 67 | extern struct udev_device *udev_device_get_parent(struct udev_device *udev_device); |
33a5cc29 KS |
68 | extern struct udev_device *udev_device_ref(struct udev_device *udev_device); |
69 | extern void udev_device_unref(struct udev_device *udev_device); | |
70 | extern struct udev *udev_device_get_udev(struct udev_device *udev_device); | |
71 | extern const char *udev_device_get_devpath(struct udev_device *udev_device); | |
33a5cc29 | 72 | extern const char *udev_device_get_subsystem(struct udev_device *udev_device); |
11d543c1 | 73 | extern const char *udev_device_get_syspath(struct udev_device *udev_device); |
4ad3a37f | 74 | extern const char *udev_device_get_sysname(struct udev_device *udev_device); |
fb762bb9 | 75 | extern const char *udev_device_get_devnode(struct udev_device *udev_device); |
0de33a61 KS |
76 | extern struct udev_list_entry *udev_device_get_devlinks_list_entry(struct udev_device *udev_device); |
77 | extern struct udev_list_entry *udev_device_get_properties_list_entry(struct udev_device *udev_device); | |
c4f5f942 KS |
78 | extern const char *udev_device_get_driver(struct udev_device *udev_device); |
79 | extern dev_t udev_device_get_devnum(struct udev_device *udev_device); | |
80 | extern const char *udev_device_get_action(struct udev_device *udev_device); | |
37372bbc | 81 | extern unsigned long long int udev_device_get_seqnum(struct udev_device *udev_device); |
93b0f384 | 82 | extern const char *udev_device_get_attr_value(struct udev_device *udev_device, const char *attr); |
33a5cc29 | 83 | |
c8e32461 | 84 | /* udev and kernel device events */ |
0de33a61 | 85 | struct udev_monitor; |
ba6929f6 | 86 | extern struct udev_monitor *udev_monitor_new_from_socket(struct udev *udev, const char *socket_path); |
1c7047ea | 87 | extern struct udev_monitor *udev_monitor_new_from_netlink(struct udev *udev); |
d59f11e1 | 88 | extern int udev_monitor_enable_receiving(struct udev_monitor *udev_monitor); |
ba6929f6 KS |
89 | extern struct udev_monitor *udev_monitor_ref(struct udev_monitor *udev_monitor); |
90 | extern void udev_monitor_unref(struct udev_monitor *udev_monitor); | |
91 | extern struct udev *udev_monitor_get_udev(struct udev_monitor *udev_monitor); | |
92 | extern int udev_monitor_get_fd(struct udev_monitor *udev_monitor); | |
d59f11e1 | 93 | extern struct udev_device *udev_monitor_receive_device(struct udev_monitor *udev_monitor); |
ba6929f6 | 94 | |
0de33a61 KS |
95 | /* sys enumeration */ |
96 | struct udev_enumerate; | |
438d4c3c | 97 | extern struct udev_enumerate *udev_enumerate_new(struct udev *udev); |
0de33a61 | 98 | extern struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enumerate); |
bc8184ed | 99 | extern struct udev *udev_enumerate_get_udev(struct udev_enumerate *udev_enumerate); |
0de33a61 | 100 | extern void udev_enumerate_unref(struct udev_enumerate *udev_enumerate); |
438d4c3c KS |
101 | extern int udev_enumerate_scan_devices(struct udev_enumerate *udev_enumerate, const char *subsystem, ...); |
102 | extern int udev_enumerate_scan_subsystems(struct udev_enumerate *udev_enumerate); | |
0de33a61 KS |
103 | extern struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enumerate *udev_enumerate); |
104 | ||
33a5cc29 | 105 | #endif |