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
{
32 enum interface_state
{
39 enum interface_config_state
{
45 enum interface_id_selection_type
{
51 enum interface_update_flags
{
52 IUF_ADDRESS
= (1 << 0),
54 IUF_PREFIX
= (1 << 2),
58 struct interface_error
{
59 struct list_head list
;
61 const char *subsystem
;
66 struct interface_user
{
67 struct list_head list
;
68 struct interface
*iface
;
69 void (*cb
)(struct interface_user
*dep
, struct interface
*iface
, enum interface_event ev
);
72 struct interface_ip_settings
{
73 struct interface
*iface
;
79 struct vlist_tree addr
;
80 struct vlist_tree route
;
81 struct vlist_tree prefix
;
83 struct vlist_simple_tree dns_servers
;
84 struct vlist_simple_tree dns_search
;
87 struct interface_data
{
89 struct blob_attr data
[];
92 struct interface_assignment_class
{
93 struct list_head head
;
98 * interface configuration
101 struct vlist_node node
;
102 struct list_head hotplug_list
;
103 enum interface_event hotplug_ev
;
110 bool config_autostart
;
116 bool policy_rules_set
;
120 enum interface_state state
;
121 enum interface_config_state config_state
;
122 enum interface_update_flags updated
;
124 struct list_head users
;
126 /* for alias interface */
127 const char *parent_ifname
;
128 struct interface_user parent_iface
;
130 /* main interface that the interface is bound to */
131 struct device_user main_dev
;
132 struct device_user ext_dev
;
134 /* interface that layer 3 communication will go through */
135 struct device_user l3_dev
;
137 struct blob_attr
*config
;
139 /* primary protocol state */
140 const struct proto_handler
*proto_handler
;
141 struct interface_proto_state
*proto
;
143 struct interface_ip_settings proto_ip
;
144 struct interface_ip_settings config_ip
;
145 struct vlist_tree host_routes
;
148 unsigned int ip4table
;
149 unsigned int ip6table
;
151 /* IPv6 assignment parameters */
152 enum interface_id_selection_type assignment_iface_id_selection
;
153 struct in6_addr assignment_fixed_iface_id
;
154 uint8_t assignment_length
;
155 int32_t assignment_hint
;
156 struct list_head assignment_classes
;
158 /* errors/warnings while trying to bring up the interface */
159 struct list_head errors
;
161 /* extra data provided by protocol handlers or modules */
162 struct avl_tree data
;
164 struct uloop_timeout remove_timer
;
165 struct ubus_object ubus
;
169 extern struct vlist_tree interfaces
;
170 extern const struct uci_blob_param_list interface_attr_list
;
172 struct interface
*interface_alloc(const char *name
, struct blob_attr
*config
);
174 void interface_set_dynamic(struct interface
*iface
);
176 void interface_add(struct interface
*iface
, struct blob_attr
*config
);
177 bool interface_add_alias(struct interface
*iface
, struct blob_attr
*config
);
179 void interface_set_proto_state(struct interface
*iface
, struct interface_proto_state
*state
);
181 void interface_set_available(struct interface
*iface
, bool new_state
);
182 int interface_set_up(struct interface
*iface
);
183 int interface_set_down(struct interface
*iface
);
184 void __interface_set_down(struct interface
*iface
, bool force
);
186 void interface_set_main_dev(struct interface
*iface
, struct device
*dev
);
187 void interface_set_l3_dev(struct interface
*iface
, struct device
*dev
);
189 void interface_add_user(struct interface_user
*dep
, struct interface
*iface
);
190 void interface_remove_user(struct interface_user
*dep
);
192 int interface_remove_link(struct interface
*iface
, struct device
*dev
);
193 int interface_handle_link(struct interface
*iface
, const char *name
, bool add
, bool link_ext
);
195 void interface_add_error(struct interface
*iface
, const char *subsystem
,
196 const char *code
, const char **data
, int n_data
);
198 int interface_add_data(struct interface
*iface
, const struct blob_attr
*data
);
199 int interface_parse_data(struct interface
*iface
, const struct blob_attr
*attr
);
201 void interface_update_start(struct interface
*iface
);
202 void interface_update_complete(struct interface
*iface
);
204 void interface_start_pending(void);