1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
|
/*
* Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
* Copyright (C) 2003-2008 Kay Sievers <kay.sievers@vrfy.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _UDEV_H_
#define _UDEV_H_
#include <sys/types.h>
#include <sys/param.h>
#include "udev-sysdeps.h"
#include "lib/libudev.h"
#include "lib/libudev-private.h"
#define DEFAULT_FAKE_PARTITIONS_COUNT 15
#define UDEV_EVENT_TIMEOUT 180
#define UDEV_CTRL_SOCK_PATH "@" UDEV_PREFIX "/org/kernel/udev/udevd"
#define UDEV_MAX(a,b) ((a) > (b) ? (a) : (b))
#define READ_END 0
#define WRITE_END 1
static inline void logging_init(const char *program_name)
{
openlog(program_name, LOG_PID | LOG_CONS, LOG_DAEMON);
}
static inline void logging_msg(struct udev *udev, int priority,
const char *file, int line, const char *fn,
const char *format, va_list args)
{
vsyslog(priority, format, args);
}
static inline void logging_close(void)
{
closelog();
}
struct udev_event {
struct udev_list_node node;
struct udev *udev;
struct udev_device *dev;
struct udev_device *dev_parent;
char *name;
char *tmp_node;
char *program_result;
mode_t mode;
uid_t uid;
gid_t gid;
struct udev_list_node run_list;
pid_t pid;
int exitstatus;
time_t queue_time;
unsigned long long int delaying_seqnum;
unsigned int group_final:1;
unsigned int owner_final:1;
unsigned int mode_final:1;
unsigned int name_final:1;
unsigned int devlink_final:1;
unsigned int run_final:1;
unsigned int ignore_device:1;
unsigned int inotify_watch:1;
unsigned int trace:1;
};
struct udev_watch {
struct udev_list_node node;
int handle;
char *name;
};
/* udev-rules.c */
struct udev_rules;
extern struct udev_rules *udev_rules_new(struct udev *udev, int resolve_names);
extern void udev_rules_unref(struct udev_rules *rules);
extern int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event);
/* udev-event.c */
extern struct udev_event *udev_event_new(struct udev_device *dev);
extern void udev_event_unref(struct udev_event *event);
extern int udev_event_execute_rules(struct udev_event *event, struct udev_rules *rules);
extern int udev_event_execute_run(struct udev_event *event);
extern void udev_event_apply_format(struct udev_event *event, char *string, size_t maxsize);
extern int udev_event_apply_subsys_kernel(struct udev_event *event, const char *string,
char *result, size_t maxsize, int read_value);
/* udev-watch.c */
extern int inotify_fd;
extern void udev_watch_init(struct udev *udev);
extern void udev_watch_restore(struct udev *udev);
extern void udev_watch_begin(struct udev *udev, struct udev_device *dev);
extern void udev_watch_end(struct udev *udev, struct udev_device *dev);
extern struct udev_device *udev_watch_lookup(struct udev *udev, int wd);
/* udev-node.c */
extern int udev_node_mknod(struct udev_device *dev, const char *file, dev_t devnum, mode_t mode, uid_t uid, gid_t gid);
extern int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid);
extern int udev_node_remove(struct udev_device *dev);
extern void udev_node_update_old_links(struct udev_device *dev, struct udev_device *dev_old);
/* udev-util.c */
extern int util_create_path(struct udev *udev, const char *path);
extern int util_delete_path(struct udev *udev, const char *path);
extern int util_unlink_secure(struct udev *udev, const char *filename);
extern uid_t util_lookup_user(struct udev *udev, const char *user);
extern gid_t util_lookup_group(struct udev *udev, const char *group);
extern int util_run_program(struct udev *udev, const char *command, char **envp,
char *result, size_t ressize, size_t *reslen);
extern int util_resolve_subsys_kernel(struct udev *udev, const char *string,
char *result, size_t maxsize, int read_value);
/* udev-selinux.c */
#ifndef USE_SELINUX
static inline void udev_selinux_init(struct udev *udev) {}
static inline void udev_selinux_exit(struct udev *udev) {}
static inline void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode) {}
static inline void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode) {}
static inline void udev_selinux_resetfscreatecon(struct udev *udev) {}
#else
extern void udev_selinux_init(struct udev *udev);
extern void udev_selinux_exit(struct udev *udev);
extern void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode);
extern void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode);
extern void udev_selinux_resetfscreatecon(struct udev *udev);
#endif
/* udevadm commands */
extern int udevadm_monitor(struct udev *udev, int argc, char *argv[]);
extern int udevadm_info(struct udev *udev, int argc, char *argv[]);
extern int udevadm_control(struct udev *udev, int argc, char *argv[]);
extern int udevadm_trigger(struct udev *udev, int argc, char *argv[]);
extern int udevadm_settle(struct udev *udev, int argc, char *argv[]);
extern int udevadm_test(struct udev *udev, int argc, char *argv[]);
#endif
|
