2 * netifd - network interface daemon
3 * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.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 version 2
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 #ifndef __NETIFD_INTERFACE_H
15 #define __NETIFD_INTERFACE_H
21 struct interface_proto_state
;
23 enum interface_event
{
31 enum interface_state
{
38 enum interface_config_state
{
44 enum interface_id_selection_type
{
50 enum interface_update_flags
{
51 IUF_ADDRESS
= (1 << 0),
53 IUF_PREFIX
= (1 << 2),
57 struct interface_error
{
58 struct list_head list
;
60 const char *subsystem
;
65 struct interface_user
{
66 struct list_head list
;
67 struct interface
*iface
;
68 void (*cb
)(struct interface_user
*dep
, struct interface
*iface
, enum interface_event ev
);
71 struct interface_ip_settings
{
72 struct interface
*iface
;
78 struct vlist_tree addr
;
79 struct vlist_tree route
;
80 struct vlist_tree prefix
;
82 struct vlist_simple_tree dns_servers
;
83 struct vlist_simple_tree dns_search
;
86 struct interface_data
{
88 struct blob_attr data
[];
91 struct interface_assignment_class
{
92 struct list_head head
;
97 * interface configuration
100 struct vlist_node node
;
101 struct list_head hotplug_list
;
102 enum interface_event hotplug_ev
;
109 bool config_autostart
;
117 enum interface_state state
;
118 enum interface_config_state config_state
;
119 enum interface_update_flags updated
;
121 struct list_head users
;
123 /* for alias interface */
124 const char *parent_ifname
;
125 struct interface_user parent_iface
;
127 /* main interface that the interface is bound to */
128 struct device_user main_dev
;
129 struct device_user ext_dev
;
131 /* interface that layer 3 communication will go through */
132 struct device_user l3_dev
;
134 struct blob_attr
*config
;
136 /* primary protocol state */
137 const struct proto_handler
*proto_handler
;
138 struct interface_proto_state
*proto
;
140 struct interface_ip_settings proto_ip
;
141 struct interface_ip_settings config_ip
;
142 struct vlist_tree host_routes
;
145 unsigned int ip4table
;
146 unsigned int ip6table
;
148 /* IPv6 assignment parameters */
149 enum interface_id_selection_type assignment_iface_id_selection
;
150 struct in6_addr assignment_fixed_iface_id
;
151 uint8_t assignment_length
;
152 int32_t assignment_hint
;
153 struct list_head assignment_classes
;
155 /* errors/warnings while trying to bring up the interface */
156 struct list_head errors
;
158 /* extra data provided by protocol handlers or modules */
159 struct avl_tree data
;
161 struct uloop_timeout remove_timer
;
162 struct ubus_object ubus
;
166 extern struct vlist_tree interfaces
;
167 extern const struct uci_blob_param_list interface_attr_list
;
169 struct interface
*interface_alloc(const char *name
, struct blob_attr
*config
);
171 void interface_set_dynamic(struct interface
*iface
);
173 void interface_add(struct interface
*iface
, struct blob_attr
*config
);
174 bool interface_add_alias(struct interface
*iface
, struct blob_attr
*config
);
176 void interface_set_proto_state(struct interface
*iface
, struct interface_proto_state
*state
);
178 void interface_set_available(struct interface
*iface
, bool new_state
);
179 int interface_set_up(struct interface
*iface
);
180 int interface_set_down(struct interface
*iface
);
181 void __interface_set_down(struct interface
*iface
, bool force
);
183 void interface_set_main_dev(struct interface
*iface
, struct device
*dev
);
184 void interface_set_l3_dev(struct interface
*iface
, struct device
*dev
);
186 void interface_add_user(struct interface_user
*dep
, struct interface
*iface
);
187 void interface_remove_user(struct interface_user
*dep
);
189 int interface_remove_link(struct interface
*iface
, struct device
*dev
);
190 int interface_handle_link(struct interface
*iface
, const char *name
, bool add
, bool link_ext
);
192 void interface_add_error(struct interface
*iface
, const char *subsystem
,
193 const char *code
, const char **data
, int n_data
);
195 int interface_add_data(struct interface
*iface
, const struct blob_attr
*data
);
196 int interface_parse_data(struct interface
*iface
, const struct blob_attr
*attr
);
198 void interface_update_start(struct interface
*iface
);
199 void interface_update_complete(struct interface
*iface
);
201 void interface_start_pending(void);