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);
74 /* udev_ctrl - daemon runtime setup */
76 extern struct udev_ctrl *udev_ctrl_new_from_socket(struct udev *udev, const char *socket_path);
77 extern int udev_ctrl_enable_receiving(struct udev_ctrl *uctrl);
78 extern struct udev_ctrl *udev_ctrl_ref(struct udev_ctrl *uctrl);
79 extern void udev_ctrl_unref(struct udev_ctrl *uctrl);
80 extern struct udev *udev_ctrl_get_udev(struct udev_ctrl *uctrl);
81 extern int udev_ctrl_get_fd(struct udev_ctrl *uctrl);
82 extern int udev_ctrl_send_set_log_level(struct udev_ctrl *uctrl, int priority);
83 extern int udev_ctrl_send_stop_exec_queue(struct udev_ctrl *uctrl);
84 extern int udev_ctrl_send_start_exec_queue(struct udev_ctrl *uctrl);
85 extern int udev_ctrl_send_reload_rules(struct udev_ctrl *uctrl);
86 extern int udev_ctrl_send_set_env(struct udev_ctrl *uctrl, const char *key);
87 extern int udev_ctrl_send_set_max_childs(struct udev_ctrl *uctrl, int count);
89 extern struct udev_ctrl_msg *udev_ctrl_msg(struct udev_ctrl *uctrl);
90 extern struct udev_ctrl_msg *udev_ctrl_receive_msg(struct udev_ctrl *uctrl);
91 extern struct udev_ctrl_msg *udev_ctrl_msg_ref(struct udev_ctrl_msg *ctrl_msg);
92 extern void udev_ctrl_msg_unref(struct udev_ctrl_msg *ctrl_msg);
93 extern int udev_ctrl_get_set_log_level(struct udev_ctrl_msg *ctrl_msg);
94 extern int udev_ctrl_get_stop_exec_queue(struct udev_ctrl_msg *ctrl_msg);
95 extern int udev_ctrl_get_start_exec_queue(struct udev_ctrl_msg *ctrl_msg);
96 extern int udev_ctrl_get_reload_rules(struct udev_ctrl_msg *ctrl_msg);
97 extern const char *udev_ctrl_get_set_env(struct udev_ctrl_msg *ctrl_msg);
98 extern int udev_ctrl_get_set_max_childs(struct udev_ctrl_msg *ctrl_msg);
101 extern ssize_t util_get_sys_subsystem(struct udev *udev, const char *devpath, char *subsystem, size_t size);