2 * Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
3 * Copyright (C) 2003-2008 Kay Sievers <kay.sievers@vrfy.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include <sys/types.h>
23 #include <sys/param.h>
25 #include "udev-sysdeps.h"
26 #include "lib/libudev.h"
27 #include "lib/libudev-private.h"
29 #define DEFAULT_FAKE_PARTITIONS_COUNT 15
30 #define UDEV_EVENT_TIMEOUT 180
32 #define UDEV_CTRL_SOCK_PATH "@" UDEV_PREFIX "/org/kernel/udev/udevd"
34 #define UDEV_MAX(a,b) ((a) > (b) ? (a) : (b))
38 static inline void logging_init(const char *program_name)
40 openlog(program_name, LOG_PID | LOG_CONS, LOG_DAEMON);
43 static inline void logging_msg(struct udev *udev, int priority,
44 const char *file, int line, const char *fn,
45 const char *format, va_list args)
47 vsyslog(priority, format, args);
50 static inline void logging_close(void)
56 struct udev_list_node node;
58 struct udev_device *dev;
59 struct udev_device *dev_parent;
66 struct udev_list_node run_list;
70 unsigned long long int delaying_seqnum;
71 unsigned int group_final:1;
72 unsigned int owner_final:1;
73 unsigned int mode_final:1;
74 unsigned int name_final:1;
75 unsigned int devlink_final:1;
76 unsigned int run_final:1;
77 unsigned int ignore_device:1;
78 unsigned int inotify_watch:1;
83 struct udev_list_node node;
90 extern struct udev_rules *udev_rules_new(struct udev *udev, int resolve_names);
91 extern void udev_rules_unref(struct udev_rules *rules);
92 extern int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event);
95 extern struct udev_event *udev_event_new(struct udev_device *dev);
96 extern void udev_event_unref(struct udev_event *event);
97 extern int udev_event_execute_rules(struct udev_event *event, struct udev_rules *rules);
98 extern int udev_event_execute_run(struct udev_event *event);
99 extern void udev_event_apply_format(struct udev_event *event, char *string, size_t maxsize);
100 extern int udev_event_apply_subsys_kernel(struct udev_event *event, const char *string,
101 char *result, size_t maxsize, int read_value);
104 extern int inotify_fd;
105 extern void udev_watch_init(struct udev *udev);
106 extern void udev_watch_restore(struct udev *udev);
107 extern void udev_watch_begin(struct udev *udev, struct udev_device *dev);
108 extern void udev_watch_end(struct udev *udev, struct udev_device *dev);
109 extern struct udev_device *udev_watch_lookup(struct udev *udev, int wd);
112 extern int udev_node_mknod(struct udev_device *dev, const char *file, dev_t devnum, mode_t mode, uid_t uid, gid_t gid);
113 extern int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid);
114 extern int udev_node_remove(struct udev_device *dev);
115 extern void udev_node_update_old_links(struct udev_device *dev, struct udev_device *dev_old);
118 extern int util_create_path(struct udev *udev, const char *path);
119 extern int util_delete_path(struct udev *udev, const char *path);
120 extern int util_unlink_secure(struct udev *udev, const char *filename);
121 extern uid_t util_lookup_user(struct udev *udev, const char *user);
122 extern gid_t util_lookup_group(struct udev *udev, const char *group);
123 extern int util_run_program(struct udev *udev, const char *command, char **envp,
124 char *result, size_t ressize, size_t *reslen);
125 extern int util_resolve_subsys_kernel(struct udev *udev, const char *string,
126 char *result, size_t maxsize, int read_value);
130 static inline void udev_selinux_init(struct udev *udev) {}
131 static inline void udev_selinux_exit(struct udev *udev) {}
132 static inline void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode) {}
133 static inline void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode) {}
134 static inline void udev_selinux_resetfscreatecon(struct udev *udev) {}
136 extern void udev_selinux_init(struct udev *udev);
137 extern void udev_selinux_exit(struct udev *udev);
138 extern void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode);
139 extern void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode);
140 extern void udev_selinux_resetfscreatecon(struct udev *udev);
143 /* udevadm commands */
144 extern int udevadm_monitor(struct udev *udev, int argc, char *argv[]);
145 extern int udevadm_info(struct udev *udev, int argc, char *argv[]);
146 extern int udevadm_control(struct udev *udev, int argc, char *argv[]);
147 extern int udevadm_trigger(struct udev *udev, int argc, char *argv[]);
148 extern int udevadm_settle(struct udev *udev, int argc, char *argv[]);
149 extern int udevadm_test(struct udev *udev, int argc, char *argv[]);