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f0083e3d | 1 | /* |
f0083e3d | 2 | * Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com> |
4f4b12c2 | 3 | * Copyright (C) 2003-2008 Kay Sievers <kay.sievers@vrfy.org> |
f0083e3d | 4 | * |
55e9959b KS |
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. | |
f0083e3d | 9 | * |
55e9959b KS |
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. | |
14 | * | |
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/>. | |
f0083e3d GKH |
17 | */ |
18 | ||
c81b35c0 KS |
19 | #ifndef _UDEV_H_ |
20 | #define _UDEV_H_ | |
f0083e3d | 21 | |
c1ab0461 | 22 | #include <sys/types.h> |
c076a2bd | 23 | #include <sys/param.h> |
1aa1e248 | 24 | |
8460299b | 25 | #include "udev-sysdeps.h" |
7d563a17 KS |
26 | #include "lib/libudev.h" |
27 | #include "lib/libudev-private.h" | |
f0083e3d | 28 | |
c7521974 | 29 | #define DEFAULT_FAKE_PARTITIONS_COUNT 15 |
bf50425b | 30 | #define UDEV_EVENT_TIMEOUT 180 |
6d564166 | 31 | |
d59f11e1 KS |
32 | #define UDEV_CTRL_SOCK_PATH "@" UDEV_PREFIX "/org/kernel/udev/udevd" |
33 | ||
1aa1e248 | 34 | #define UDEV_MAX(a,b) ((a) > (b) ? (a) : (b)) |
03b24b71 KS |
35 | #define READ_END 0 |
36 | #define WRITE_END 1 | |
1aa1e248 | 37 | |
7d563a17 KS |
38 | static inline void logging_init(const char *program_name) |
39 | { | |
40 | openlog(program_name, LOG_PID | LOG_CONS, LOG_DAEMON); | |
41 | } | |
42 | ||
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) | |
46 | { | |
47 | vsyslog(priority, format, args); | |
48 | } | |
49 | ||
50 | static inline void logging_close(void) | |
51 | { | |
52 | closelog(); | |
53 | } | |
1aa1e248 | 54 | |
aa8734ff | 55 | struct udev_event { |
b99028c9 | 56 | struct udev_list_node node; |
aa8734ff KS |
57 | struct udev *udev; |
58 | struct udev_device *dev; | |
59 | struct udev_device *dev_parent; | |
b99028c9 | 60 | char *name; |
40fd3bc8 KS |
61 | char *tmp_node; |
62 | char *program_result; | |
aa8734ff | 63 | mode_t mode; |
6880b25d | 64 | uid_t uid; |
6880b25d | 65 | gid_t gid; |
aa8734ff | 66 | struct udev_list_node run_list; |
aa8734ff KS |
67 | pid_t pid; |
68 | int exitstatus; | |
69 | time_t queue_time; | |
0bc74ea7 | 70 | unsigned long long int delaying_seqnum; |
b99028c9 KS |
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; | |
bd284db1 | 78 | unsigned int inotify_watch:1; |
0bc74ea7 | 79 | unsigned int trace:1; |
aa8734ff | 80 | }; |
aa8734ff | 81 | |
bd284db1 SJR |
82 | struct udev_watch { |
83 | struct udev_list_node node; | |
84 | int handle; | |
85 | char *name; | |
86 | }; | |
87 | ||
c7521974 | 88 | /* udev-rules.c */ |
f1128767 | 89 | struct udev_rules; |
37ed4f56 KS |
90 | struct udev_rules *udev_rules_new(struct udev *udev, int resolve_names); |
91 | void udev_rules_unref(struct udev_rules *rules); | |
92 | int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event); | |
f1128767 KS |
93 | |
94 | /* udev-event.c */ | |
37ed4f56 KS |
95 | struct udev_event *udev_event_new(struct udev_device *dev); |
96 | void udev_event_unref(struct udev_event *event); | |
97 | int udev_event_execute_rules(struct udev_event *event, struct udev_rules *rules); | |
98 | int udev_event_execute_run(struct udev_event *event); | |
065db052 | 99 | size_t udev_event_apply_format(struct udev_event *event, const char *src, char *dest, size_t size); |
37ed4f56 KS |
100 | int udev_event_apply_subsys_kernel(struct udev_event *event, const char *string, |
101 | char *result, size_t maxsize, int read_value); | |
c7521974 | 102 | |
bd284db1 SJR |
103 | /* udev-watch.c */ |
104 | extern int inotify_fd; | |
37ed4f56 KS |
105 | void udev_watch_init(struct udev *udev); |
106 | void udev_watch_restore(struct udev *udev); | |
107 | void udev_watch_begin(struct udev *udev, struct udev_device *dev); | |
108 | void udev_watch_end(struct udev *udev, struct udev_device *dev); | |
109 | struct udev_device *udev_watch_lookup(struct udev *udev, int wd); | |
bd284db1 | 110 | |
aa8734ff | 111 | /* udev-node.c */ |
37ed4f56 KS |
112 | int udev_node_mknod(struct udev_device *dev, const char *file, dev_t devnum, mode_t mode, uid_t uid, gid_t gid); |
113 | int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid); | |
114 | int udev_node_remove(struct udev_device *dev); | |
115 | void udev_node_update_old_links(struct udev_device *dev, struct udev_device *dev_old); | |
aa8734ff | 116 | |
aa8734ff | 117 | /* udev-util.c */ |
37ed4f56 KS |
118 | int util_create_path(struct udev *udev, const char *path); |
119 | int util_delete_path(struct udev *udev, const char *path); | |
120 | int util_unlink_secure(struct udev *udev, const char *filename); | |
121 | uid_t util_lookup_user(struct udev *udev, const char *user); | |
122 | gid_t util_lookup_group(struct udev *udev, const char *group); | |
123 | int util_run_program(struct udev *udev, const char *command, char **envp, | |
124 | char *result, size_t ressize, size_t *reslen); | |
125 | int util_resolve_subsys_kernel(struct udev *udev, const char *string, | |
14f40256 | 126 | char *result, size_t maxsize, int read_value); |
1aa1e248 | 127 | |
aa8734ff | 128 | /* udev-selinux.c */ |
7744e869 | 129 | #ifndef USE_SELINUX |
4a74214a KS |
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) {} | |
7744e869 | 135 | #else |
37ed4f56 KS |
136 | void udev_selinux_init(struct udev *udev); |
137 | void udev_selinux_exit(struct udev *udev); | |
138 | void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode); | |
139 | void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode); | |
140 | void udev_selinux_resetfscreatecon(struct udev *udev); | |
7744e869 | 141 | #endif |
e598c573 | 142 | |
32bf8399 | 143 | /* udevadm commands */ |
37ed4f56 KS |
144 | int udevadm_monitor(struct udev *udev, int argc, char *argv[]); |
145 | int udevadm_info(struct udev *udev, int argc, char *argv[]); | |
146 | int udevadm_control(struct udev *udev, int argc, char *argv[]); | |
147 | int udevadm_trigger(struct udev *udev, int argc, char *argv[]); | |
148 | int udevadm_settle(struct udev *udev, int argc, char *argv[]); | |
149 | int udevadm_test(struct udev *udev, int argc, char *argv[]); | |
f0083e3d | 150 | #endif |