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(struct udev *udev);
41 struct udev_device *udev_device_new_from_nulstr(struct udev *udev, char *nulstr, ssize_t buflen);
42 struct udev_device *udev_device_shallow_clone(struct udev_device *old_device);
43 mode_t udev_device_get_devnode_mode(struct udev_device *udev_device);
44 uid_t udev_device_get_devnode_uid(struct udev_device *udev_device);
45 gid_t udev_device_get_devnode_gid(struct udev_device *udev_device);
46 int udev_device_set_subsystem(struct udev_device *udev_device, const char *subsystem);
47 int udev_device_set_syspath(struct udev_device *udev_device, const char *syspath);
48 int udev_device_rename(struct udev_device *udev_device, const char *new_name);
49 int udev_device_set_devnum(struct udev_device *udev_device, dev_t devnum);
50 int udev_device_add_devlink(struct udev_device *udev_device, const char *devlink);
51 void udev_device_cleanup_devlinks_list(struct udev_device *udev_device);
52 struct udev_list_entry *udev_device_add_property(struct udev_device *udev_device, const char *key, const char *value);
53 void udev_device_add_property_from_string_parse(struct udev_device *udev_device, const char *property);
54 int udev_device_add_property_from_string_parse_finish(struct udev_device *udev_device);
55 char **udev_device_get_properties_envp(struct udev_device *udev_device);
56 ssize_t udev_device_get_properties_monitor_buf(struct udev_device *udev_device, const char **buf);
57 int udev_device_read_db(struct udev_device *udev_device, const char *dbfile);
58 int udev_device_read_uevent_file(struct udev_device *udev_device);
59 int udev_device_set_action(struct udev_device *udev_device, const char *action);
60 const char *udev_device_get_devpath_old(struct udev_device *udev_device);
61 const char *udev_device_get_id_filename(struct udev_device *udev_device);
62 void udev_device_set_is_initialized(struct udev_device *udev_device);
63 int udev_device_add_tag(struct udev_device *udev_device, const char *tag);
64 void udev_device_remove_tag(struct udev_device *udev_device, const char *tag);
65 void udev_device_cleanup_tags_list(struct udev_device *udev_device);
66 usec_t udev_device_get_usec_initialized(struct udev_device *udev_device);
67 void udev_device_set_usec_initialized(struct udev_device *udev_device, usec_t usec_initialized);
68 int udev_device_get_devlink_priority(struct udev_device *udev_device);
69 int udev_device_set_devlink_priority(struct udev_device *udev_device, int prio);
70 int udev_device_get_watch_handle(struct udev_device *udev_device);
71 int udev_device_set_watch_handle(struct udev_device *udev_device, int handle);
72 int udev_device_get_ifindex(struct udev_device *udev_device);
73 void udev_device_set_info_loaded(struct udev_device *device);
74 bool udev_device_get_db_persist(struct udev_device *udev_device);
75 void udev_device_set_db_persist(struct udev_device *udev_device);
77 /* libudev-device-private.c */
78 int udev_device_update_db(struct udev_device *udev_device);
79 int udev_device_delete_db(struct udev_device *udev_device);
80 int udev_device_tag_index(struct udev_device *dev, struct udev_device *dev_old, bool add);
82 /* libudev-monitor.c - netlink/unix socket communication */
83 int udev_monitor_disconnect(struct udev_monitor *udev_monitor);
84 int udev_monitor_allow_unicast_sender(struct udev_monitor *udev_monitor, struct udev_monitor *sender);
85 int udev_monitor_send_device(struct udev_monitor *udev_monitor,
86 struct udev_monitor *destination, struct udev_device *udev_device);
87 struct udev_monitor *udev_monitor_new_from_netlink_fd(struct udev *udev, const char *name, int fd);
90 struct udev_list_node {
91 struct udev_list_node *next, *prev;
95 struct udev_list_node node;
96 struct udev_list_entry **entries;
97 unsigned int entries_cur;
98 unsigned int entries_max;
101 #define UDEV_LIST(list) struct udev_list_node list = { &(list), &(list) }
102 void udev_list_node_init(struct udev_list_node *list);
103 int udev_list_node_is_empty(struct udev_list_node *list);
104 void udev_list_node_append(struct udev_list_node *new, struct udev_list_node *list);
105 void udev_list_node_remove(struct udev_list_node *entry);
106 #define udev_list_node_foreach(node, list) \
107 for (node = (list)->next; \
110 #define udev_list_node_foreach_safe(node, tmp, list) \
111 for (node = (list)->next, tmp = (node)->next; \
113 node = tmp, tmp = (tmp)->next)
114 void udev_list_init(struct udev *udev, struct udev_list *list, bool unique);
115 void udev_list_cleanup(struct udev_list *list);
116 struct udev_list_entry *udev_list_get_entry(struct udev_list *list);
117 struct udev_list_entry *udev_list_entry_add(struct udev_list *list, const char *name, const char *value);
118 void udev_list_entry_delete(struct udev_list_entry *entry);
119 int udev_list_entry_get_num(struct udev_list_entry *list_entry);
120 void udev_list_entry_set_num(struct udev_list_entry *list_entry, int num);
121 #define udev_list_entry_foreach_safe(entry, tmp, first) \
122 for (entry = first, tmp = udev_list_entry_get_next(entry); \
124 entry = tmp, tmp = udev_list_entry_get_next(tmp))
126 /* libudev-queue.c */
127 unsigned long long int udev_get_kernel_seqnum(struct udev *udev);
128 int udev_queue_read_seqnum(FILE *queue_file, unsigned long long int *seqnum);
129 ssize_t udev_queue_read_devpath(FILE *queue_file, char *devpath, size_t size);
130 ssize_t udev_queue_skip_devpath(FILE *queue_file);
132 /* libudev-queue-private.c */
133 struct udev_queue_export *udev_queue_export_new(struct udev *udev);
134 struct udev_queue_export *udev_queue_export_unref(struct udev_queue_export *udev_queue_export);
135 void udev_queue_export_cleanup(struct udev_queue_export *udev_queue_export);
136 int udev_queue_export_device_queued(struct udev_queue_export *udev_queue_export, struct udev_device *udev_device);
137 int udev_queue_export_device_finished(struct udev_queue_export *udev_queue_export, struct udev_device *udev_device);
140 #define UTIL_PATH_SIZE 1024
141 #define UTIL_NAME_SIZE 512
142 #define UTIL_LINE_SIZE 16384
143 #define UDEV_ALLOWED_CHARS_INPUT "/ $%?,"
144 ssize_t util_get_sys_core_link_value(struct udev *udev, const char *slink, const char *syspath, char *value, size_t size);
145 int util_resolve_sys_link(struct udev *udev, char *syspath, size_t size);
146 int util_log_priority(const char *priority);
147 size_t util_path_encode(const char *src, char *dest, size_t size);
148 void util_remove_trailing_chars(char *path, char c);
149 int util_replace_whitespace(const char *str, char *to, size_t len);
150 int util_replace_chars(char *str, const char *white);
151 unsigned int util_string_hash32(const char *key);
152 uint64_t util_string_bloom64(const char *str);
154 /* libudev-util-private.c */
155 int util_resolve_subsys_kernel(struct udev *udev, const char *string, char *result, size_t maxsize, int read_value);