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 struct interface_error {
45 struct list_head list;
47 const char *subsystem;
52 struct interface_user {
53 struct list_head list;
54 struct interface *iface;
55 void (*cb)(struct interface_user *dep, struct interface *iface, enum interface_event ev);
58 struct interface_ip_settings {
59 struct interface *iface;
64 struct vlist_tree addr;
65 struct vlist_tree route;
66 struct vlist_tree prefix;
68 struct vlist_simple_tree dns_servers;
69 struct vlist_simple_tree dns_search;
72 struct interface_data {
74 struct blob_attr data[];
77 struct interface_assignment_class {
78 struct list_head head;
83 * interface configuration
86 struct vlist_node node;
87 struct list_head hotplug_list;
88 enum interface_event hotplug_ev;
95 bool config_autostart;
100 enum interface_state state;
101 enum interface_config_state config_state;
103 struct list_head users;
105 const char *parent_ifname;
106 struct interface_user parent_iface;
108 /* main interface that the interface is bound to */
109 struct device_user main_dev;
111 /* interface that layer 3 communication will go through */
112 struct device_user l3_dev;
114 struct blob_attr *config;
116 /* primary protocol state */
117 const struct proto_handler *proto_handler;
118 struct interface_proto_state *proto;
120 struct interface_ip_settings proto_ip;
121 struct interface_ip_settings config_ip;
122 struct vlist_tree host_routes;
125 unsigned int ip4table;
126 unsigned int ip6table;
128 /* IPv6 assignment parameters */
129 uint8_t assignment_length;
130 int32_t assignment_hint;
131 struct list_head assignment_classes;
133 /* errors/warnings while trying to bring up the interface */
134 struct list_head errors;
136 /* extra data provided by protocol handlers or modules */
137 struct avl_tree data;
139 struct uloop_timeout remove_timer;
140 struct ubus_object ubus;
144 extern struct vlist_tree interfaces;
145 extern const struct uci_blob_param_list interface_attr_list;
147 void interface_init(struct interface *iface, const char *name,
148 struct blob_attr *config, bool dynamic);
150 void interface_add(struct interface *iface, struct blob_attr *config);
151 bool interface_add_alias(struct interface *iface, struct blob_attr *config);
153 void interface_set_proto_state(struct interface *iface, struct interface_proto_state *state);
155 void interface_set_available(struct interface *iface, bool new_state);
156 int interface_set_up(struct interface *iface);
157 int interface_set_down(struct interface *iface);
158 void __interface_set_down(struct interface *iface, bool force);
160 void interface_set_main_dev(struct interface *iface, struct device *dev);
161 void interface_set_l3_dev(struct interface *iface, struct device *dev);
163 void interface_add_user(struct interface_user *dep, struct interface *iface);
164 void interface_remove_user(struct interface_user *dep);
166 int interface_add_link(struct interface *iface, struct device *dev);
167 int interface_remove_link(struct interface *iface, struct device *dev);
169 void interface_add_error(struct interface *iface, const char *subsystem,
170 const char *code, const char **data, int n_data);
172 int interface_add_data(struct interface *iface, const struct blob_attr *data);
174 void interface_update_start(struct interface *iface);
175 void interface_update_complete(struct interface *iface);
177 void interface_start_pending(void);