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/>.
20 #ifndef _LIBUDEV_PRIVATE_H_
21 #define _LIBUDEV_PRIVATE_H_
31 #define dbg(udev, arg...) \
32 udev_log(udev, LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, ## arg)
34 #define dbg(format, arg...) do { } while (0)
35 #endif /* USE_DEBUG */
37 #define info(udev, arg...) \
38 udev_log(udev, LOG_INFO, __FILE__, __LINE__, __FUNCTION__, ## arg)
40 #define err(udev, arg...) \
41 udev_log(udev, LOG_ERR, __FILE__, __LINE__, __FUNCTION__, ## arg)
43 #define dbg(format, arg...) do { } while (0)
44 #define info(format, arg...) do { } while (0)
45 #define err(format, arg...) do { } while (0)
49 void udev_log(struct udev *udev,
50 int priority, const char *file, int line, const char *fn,
51 const char *format, ...)
52 __attribute__ ((format(printf, 6, 7)));
53 extern struct udev_device *device_init(struct udev *udev);
54 extern const char *udev_get_rules_path(struct udev *udev);
55 extern int udev_get_run(struct udev *udev);
58 extern int device_set_devpath(struct udev_device *udev_device, const char *devpath);
59 extern int device_set_subsystem(struct udev_device *udev_device, const char *subsystem);
60 extern int device_set_devname(struct udev_device *udev_device, const char *devname);
61 extern int device_add_devlink(struct udev_device *udev_device, const char *devlink);
62 extern int device_add_property(struct udev_device *udev_device, const char *property);
63 extern int device_set_action(struct udev_device *udev_device, const char *action);
64 extern int device_set_driver(struct udev_device *udev_device, const char *driver);
65 extern const char *device_get_devpath_old(struct udev_device *udev_device);
66 extern int device_set_devpath_old(struct udev_device *udev_device, const char *devpath_old);
67 extern const char *device_get_physdevpath(struct udev_device *udev_device);
68 extern int device_set_physdevpath(struct udev_device *udev_device, const char *physdevpath);
69 extern int device_get_timeout(struct udev_device *udev_device);
70 extern int device_set_timeout(struct udev_device *udev_device, int timeout);
71 extern int device_set_devnum(struct udev_device *udev_device, dev_t devnum);
72 extern int device_set_seqnum(struct udev_device *udev_device, unsigned long long int seqnum);
73 extern int device_get_num_fake_partitions(struct udev_device *udev_device);
74 extern int device_set_num_fake_partitions(struct udev_device *udev_device, int num);
75 extern int device_get_devlink_priority(struct udev_device *udev_device);
76 extern int device_set_devlink_priority(struct udev_device *udev_device, int prio);
77 extern int device_get_ignore_remove(struct udev_device *udev_device);
78 extern int device_set_ignore_remove(struct udev_device *udev_device, int ignore);
80 /* udev_ctrl - daemon runtime setup */
82 extern struct udev_ctrl *udev_ctrl_new_from_socket(struct udev *udev, const char *socket_path);
83 extern int udev_ctrl_enable_receiving(struct udev_ctrl *uctrl);
84 extern struct udev_ctrl *udev_ctrl_ref(struct udev_ctrl *uctrl);
85 extern void udev_ctrl_unref(struct udev_ctrl *uctrl);
86 extern struct udev *udev_ctrl_get_udev(struct udev_ctrl *uctrl);
87 extern int udev_ctrl_get_fd(struct udev_ctrl *uctrl);
88 extern int udev_ctrl_send_set_log_level(struct udev_ctrl *uctrl, int priority);
89 extern int udev_ctrl_send_stop_exec_queue(struct udev_ctrl *uctrl);
90 extern int udev_ctrl_send_start_exec_queue(struct udev_ctrl *uctrl);
91 extern int udev_ctrl_send_reload_rules(struct udev_ctrl *uctrl);
92 extern int udev_ctrl_send_set_env(struct udev_ctrl *uctrl, const char *key);
93 extern int udev_ctrl_send_set_max_childs(struct udev_ctrl *uctrl, int count);
95 extern struct udev_ctrl_msg *udev_ctrl_msg(struct udev_ctrl *uctrl);
96 extern struct udev_ctrl_msg *udev_ctrl_receive_msg(struct udev_ctrl *uctrl);
97 extern struct udev_ctrl_msg *udev_ctrl_msg_ref(struct udev_ctrl_msg *ctrl_msg);
98 extern void udev_ctrl_msg_unref(struct udev_ctrl_msg *ctrl_msg);
99 extern int udev_ctrl_get_set_log_level(struct udev_ctrl_msg *ctrl_msg);
100 extern int udev_ctrl_get_stop_exec_queue(struct udev_ctrl_msg *ctrl_msg);
101 extern int udev_ctrl_get_start_exec_queue(struct udev_ctrl_msg *ctrl_msg);
102 extern int udev_ctrl_get_reload_rules(struct udev_ctrl_msg *ctrl_msg);
103 extern const char *udev_ctrl_get_set_env(struct udev_ctrl_msg *ctrl_msg);
104 extern int udev_ctrl_get_set_max_childs(struct udev_ctrl_msg *ctrl_msg);
107 extern ssize_t util_get_sys_subsystem(struct udev *udev, const char *devpath, char *subsystem, size_t size);
108 extern ssize_t util_get_sys_driver(struct udev *udev, const char *devpath, char *driver, size_t size);
109 extern int util_resolve_sys_link(struct udev *udev, char *devpath, size_t size);
110 extern struct util_name_entry *util_name_list_add(struct udev *udev, struct list_head *name_list,
111 const char *name, int sort);
112 extern void util_name_list_cleanup(struct udev *udev, struct list_head *name_list);
113 extern int util_log_priority(const char *priority);
114 extern size_t util_path_encode(char *s, size_t len);
115 extern size_t util_path_decode(char *s);
116 extern void util_remove_trailing_chars(char *path, char c);