2 * libudev - interface to udev device information
4 * Copyright (C) 2008 Kay Sievers <kay.sievers@vrfy.org>
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.
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.
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/>.
26 /* this will stay as long as the DeviceKit integration of udev is work in progress */
27 #if !defined _LIBUDEV_COMPILATION && !defined LIBUDEV_I_KNOW_THE_API_IS_SUBJECT_TO_CHANGE
28 #error "#define LIBUDEV_I_KNOW_THE_API_IS_SUBJECT_TO_CHANGE is needed to use this experimental library version"
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));
40 extern int udev_get_log_priority(struct udev *udev);
41 extern void udev_set_log_priority(struct udev *udev, int priority);
42 extern const char *udev_get_sys_path(struct udev *udev);
43 extern const char *udev_get_dev_path(struct udev *udev);
44 extern void *udev_get_userdata(struct udev *udev);
45 extern void udev_set_userdata(struct udev *udev, void *userdata);
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);
53 struct udev_list_entry;
54 extern struct udev_list_entry *udev_list_entry_get_next(struct udev_list_entry *list_entry);
55 extern struct udev_list_entry *udev_list_entry_get_by_name(struct udev_list_entry *list_entry, const char *name);
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) \
61 entry = udev_list_entry_get_next(entry))
65 extern struct udev_device *udev_device_new_from_syspath(struct udev *udev, const char *syspath);
66 extern struct udev_device *udev_device_new_from_devnum(struct udev *udev, char type, dev_t devnum);
67 extern struct udev_device *udev_device_get_parent(struct udev_device *udev_device);
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);
72 extern const char *udev_device_get_subsystem(struct udev_device *udev_device);
73 extern const char *udev_device_get_syspath(struct udev_device *udev_device);
74 extern const char *udev_device_get_sysname(struct udev_device *udev_device);
75 extern const char *udev_device_get_devnode(struct udev_device *udev_device);
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);
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);
81 extern unsigned long long int udev_device_get_seqnum(struct udev_device *udev_device);
82 extern const char *udev_device_get_attr_value(struct udev_device *udev_device, const char *attr);
84 /* udev and kernel device events */
86 extern struct udev_monitor *udev_monitor_new_from_socket(struct udev *udev, const char *socket_path);
87 extern struct udev_monitor *udev_monitor_new_from_netlink(struct udev *udev);
88 extern int udev_monitor_enable_receiving(struct udev_monitor *udev_monitor);
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);
93 extern struct udev_device *udev_monitor_receive_device(struct udev_monitor *udev_monitor);
96 struct udev_enumerate;
97 extern struct udev_enumerate *udev_enumerate_new(struct udev *udev);
98 extern struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enumerate);
99 extern struct udev *udev_enumerate_get_udev(struct udev_enumerate *udev_enumerate);
100 extern void udev_enumerate_unref(struct udev_enumerate *udev_enumerate);
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);
103 extern struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enumerate *udev_enumerate);