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git.ipfire.org Git - thirdparty/systemd.git/blob - udev/udev.h
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;
83 extern struct udev_rules
*udev_rules_new(struct udev
*udev
, int resolve_names
);
84 extern void udev_rules_unref(struct udev_rules
*rules
);
85 extern int udev_rules_apply_to_event(struct udev_rules
*rules
, struct udev_event
*event
);
88 extern struct udev_event
*udev_event_new(struct udev_device
*dev
);
89 extern void udev_event_unref(struct udev_event
*event
);
90 extern int udev_event_execute_rules(struct udev_event
*event
, struct udev_rules
*rules
);
91 extern int udev_event_execute_run(struct udev_event
*event
);
92 extern void udev_event_apply_format(struct udev_event
*event
, char *string
, size_t maxsize
);
93 extern int udev_event_apply_subsys_kernel(struct udev_event
*event
, const char *string
,
94 char *result
, size_t maxsize
, int read_value
);
97 extern int udev_node_mknod(struct udev_device
*dev
, const char *file
, dev_t devnum
, mode_t mode
, uid_t uid
, gid_t gid
);
98 extern int udev_node_add(struct udev_device
*dev
, mode_t mode
, uid_t uid
, gid_t gid
);
99 extern int udev_node_remove(struct udev_device
*dev
);
100 extern void udev_node_update_old_links(struct udev_device
*dev
, struct udev_device
*dev_old
);
103 extern int util_create_path(struct udev
*udev
, const char *path
);
104 extern int util_delete_path(struct udev
*udev
, const char *path
);
105 extern int util_unlink_secure(struct udev
*udev
, const char *filename
);
106 extern uid_t
util_lookup_user(struct udev
*udev
, const char *user
);
107 extern gid_t
util_lookup_group(struct udev
*udev
, const char *group
);
108 extern int util_run_program(struct udev
*udev
, const char *command
, char **envp
,
109 char *result
, size_t ressize
, size_t *reslen
);
110 extern int util_resolve_subsys_kernel(struct udev
*udev
, const char *string
,
111 char *result
, size_t maxsize
, int read_value
);
115 static inline void udev_selinux_init(struct udev
*udev
) {}
116 static inline void udev_selinux_exit(struct udev
*udev
) {}
117 static inline void udev_selinux_lsetfilecon(struct udev
*udev
, const char *file
, unsigned int mode
) {}
118 static inline void udev_selinux_setfscreatecon(struct udev
*udev
, const char *file
, unsigned int mode
) {}
119 static inline void udev_selinux_resetfscreatecon(struct udev
*udev
) {}
121 extern void udev_selinux_init(struct udev
*udev
);
122 extern void udev_selinux_exit(struct udev
*udev
);
123 extern void udev_selinux_lsetfilecon(struct udev
*udev
, const char *file
, unsigned int mode
);
124 extern void udev_selinux_setfscreatecon(struct udev
*udev
, const char *file
, unsigned int mode
);
125 extern void udev_selinux_resetfscreatecon(struct udev
*udev
);
128 /* udevadm commands */
129 extern int udevadm_monitor(struct udev
*udev
, int argc
, char *argv
[]);
130 extern int udevadm_info(struct udev
*udev
, int argc
, char *argv
[]);
131 extern int udevadm_control(struct udev
*udev
, int argc
, char *argv
[]);
132 extern int udevadm_trigger(struct udev
*udev
, int argc
, char *argv
[]);
133 extern int udevadm_settle(struct udev
*udev
, int argc
, char *argv
[]);
134 extern int udevadm_test(struct udev
*udev
, int argc
, char *argv
[]);