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git.proxmox.com Git - systemd.git/blob - src/libudev/libudev-private.h
2 This file is part of systemd.
4 Copyright 2008-2012 Kay Sievers <kay@vrfy.org>
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
20 #ifndef _LIBUDEV_PRIVATE_H_
21 #define _LIBUDEV_PRIVATE_H_
37 int udev_get_rules_path(struct udev
*udev
, char **path
[], usec_t
*ts_usec
[]);
39 /* libudev-device.c */
40 struct udev_device
*udev_device_new_from_nulstr(struct udev
*udev
, char *nulstr
, ssize_t buflen
);
41 struct udev_device
*udev_device_new_from_synthetic_event(struct udev
*udev
, const char *syspath
, const char *action
);
42 struct udev_device
*udev_device_shallow_clone(struct udev_device
*old_device
);
43 struct udev_device
*udev_device_clone_with_db(struct udev_device
*old_device
);
44 int udev_device_copy_properties(struct udev_device
*dst
, struct udev_device
*src
);
45 mode_t
udev_device_get_devnode_mode(struct udev_device
*udev_device
);
46 uid_t
udev_device_get_devnode_uid(struct udev_device
*udev_device
);
47 gid_t
udev_device_get_devnode_gid(struct udev_device
*udev_device
);
48 int udev_device_rename(struct udev_device
*udev_device
, const char *new_name
);
49 int udev_device_add_devlink(struct udev_device
*udev_device
, const char *devlink
);
50 void udev_device_cleanup_devlinks_list(struct udev_device
*udev_device
);
51 int udev_device_add_property(struct udev_device
*udev_device
, const char *key
, const char *value
);
52 char **udev_device_get_properties_envp(struct udev_device
*udev_device
);
53 ssize_t
udev_device_get_properties_monitor_buf(struct udev_device
*udev_device
, const char **buf
);
54 const char *udev_device_get_devpath_old(struct udev_device
*udev_device
);
55 const char *udev_device_get_id_filename(struct udev_device
*udev_device
);
56 void udev_device_set_is_initialized(struct udev_device
*udev_device
);
57 int udev_device_add_tag(struct udev_device
*udev_device
, const char *tag
);
58 void udev_device_remove_tag(struct udev_device
*udev_device
, const char *tag
);
59 void udev_device_cleanup_tags_list(struct udev_device
*udev_device
);
60 usec_t
udev_device_get_usec_initialized(struct udev_device
*udev_device
);
61 void udev_device_ensure_usec_initialized(struct udev_device
*udev_device
, struct udev_device
*old_device
);
62 int udev_device_get_devlink_priority(struct udev_device
*udev_device
);
63 int udev_device_set_devlink_priority(struct udev_device
*udev_device
, int prio
);
64 int udev_device_get_watch_handle(struct udev_device
*udev_device
);
65 int udev_device_set_watch_handle(struct udev_device
*udev_device
, int handle
);
66 int udev_device_get_ifindex(struct udev_device
*udev_device
);
67 void udev_device_set_info_loaded(struct udev_device
*device
);
68 bool udev_device_get_db_persist(struct udev_device
*udev_device
);
69 void udev_device_set_db_persist(struct udev_device
*udev_device
);
70 void udev_device_read_db(struct udev_device
*udev_device
);
72 /* libudev-device-private.c */
73 int udev_device_update_db(struct udev_device
*udev_device
);
74 int udev_device_delete_db(struct udev_device
*udev_device
);
75 int udev_device_tag_index(struct udev_device
*dev
, struct udev_device
*dev_old
, bool add
);
77 /* libudev-monitor.c - netlink/unix socket communication */
78 int udev_monitor_disconnect(struct udev_monitor
*udev_monitor
);
79 int udev_monitor_allow_unicast_sender(struct udev_monitor
*udev_monitor
, struct udev_monitor
*sender
);
80 int udev_monitor_send_device(struct udev_monitor
*udev_monitor
,
81 struct udev_monitor
*destination
, struct udev_device
*udev_device
);
82 struct udev_monitor
*udev_monitor_new_from_netlink_fd(struct udev
*udev
, const char *name
, int fd
);
85 struct udev_list_node
{
86 struct udev_list_node
*next
, *prev
;
90 struct udev_list_node node
;
91 struct udev_list_entry
**entries
;
92 unsigned int entries_cur
;
93 unsigned int entries_max
;
96 void udev_list_node_init(struct udev_list_node
*list
);
97 int udev_list_node_is_empty(struct udev_list_node
*list
);
98 void udev_list_node_append(struct udev_list_node
*new, struct udev_list_node
*list
);
99 void udev_list_node_remove(struct udev_list_node
*entry
);
100 #define udev_list_node_foreach(node, list) \
101 for (node = (list)->next; \
104 #define udev_list_node_foreach_safe(node, tmp, list) \
105 for (node = (list)->next, tmp = (node)->next; \
107 node = tmp, tmp = (tmp)->next)
108 void udev_list_init(struct udev
*udev
, struct udev_list
*list
, bool unique
);
109 void udev_list_cleanup(struct udev_list
*list
);
110 struct udev_list_entry
*udev_list_get_entry(struct udev_list
*list
);
111 struct udev_list_entry
*udev_list_entry_add(struct udev_list
*list
, const char *name
, const char *value
);
112 void udev_list_entry_delete(struct udev_list_entry
*entry
);
113 int udev_list_entry_get_num(struct udev_list_entry
*list_entry
);
114 void udev_list_entry_set_num(struct udev_list_entry
*list_entry
, int num
);
115 #define udev_list_entry_foreach_safe(entry, tmp, first) \
116 for (entry = first, tmp = udev_list_entry_get_next(entry); \
118 entry = tmp, tmp = udev_list_entry_get_next(tmp))
120 /* libudev-queue.c */
121 unsigned long long int udev_get_kernel_seqnum(struct udev
*udev
);
122 int udev_queue_read_seqnum(FILE *queue_file
, unsigned long long int *seqnum
);
123 ssize_t
udev_queue_read_devpath(FILE *queue_file
, char *devpath
, size_t size
);
124 ssize_t
udev_queue_skip_devpath(FILE *queue_file
);
126 /* libudev-queue-private.c */
127 struct udev_queue_export
*udev_queue_export_new(struct udev
*udev
);
128 struct udev_queue_export
*udev_queue_export_unref(struct udev_queue_export
*udev_queue_export
);
129 void udev_queue_export_cleanup(struct udev_queue_export
*udev_queue_export
);
130 int udev_queue_export_device_queued(struct udev_queue_export
*udev_queue_export
, struct udev_device
*udev_device
);
131 int udev_queue_export_device_finished(struct udev_queue_export
*udev_queue_export
, struct udev_device
*udev_device
);
134 #define UTIL_PATH_SIZE 1024
135 #define UTIL_NAME_SIZE 512
136 #define UTIL_LINE_SIZE 16384
137 #define UDEV_ALLOWED_CHARS_INPUT "/ $%?,"
138 ssize_t
util_get_sys_core_link_value(struct udev
*udev
, const char *slink
, const char *syspath
, char *value
, size_t size
);
139 int util_resolve_sys_link(struct udev
*udev
, char *syspath
, size_t size
);
140 int util_log_priority(const char *priority
);
141 size_t util_path_encode(const char *src
, char *dest
, size_t size
);
142 void util_remove_trailing_chars(char *path
, char c
);
143 int util_replace_whitespace(const char *str
, char *to
, size_t len
);
144 int util_replace_chars(char *str
, const char *white
);
145 unsigned int util_string_hash32(const char *key
);
146 uint64_t util_string_bloom64(const char *str
);
148 /* libudev-util-private.c */
149 int util_resolve_subsys_kernel(struct udev
*udev
, const char *string
, char *result
, size_t maxsize
, int read_value
);