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 {
30 enum interface_state {
37 enum interface_config_state {
43 struct interface_error {
44 struct list_head list;
46 const char *subsystem;
51 struct interface_user {
52 struct list_head list;
53 struct interface *iface;
54 void (*cb)(struct interface_user *dep, struct interface *iface, enum interface_event ev);
57 struct interface_ip_settings {
58 struct interface *iface;
63 struct vlist_tree addr;
64 struct vlist_tree route;
65 struct vlist_tree prefix;
67 struct vlist_simple_tree dns_servers;
68 struct vlist_simple_tree dns_search;
71 struct interface_data {
73 struct blob_attr data[];
76 struct interface_assignment_class {
77 struct list_head head;
82 * interface configuration
85 struct vlist_node node;
86 struct list_head hotplug_list;
87 enum interface_event hotplug_ev;
94 bool config_autostart;
99 enum interface_state state;
100 enum interface_config_state config_state;
102 struct list_head users;
104 const char *parent_ifname;
105 struct interface_user parent_iface;
107 /* main interface that the interface is bound to */
108 struct device_user main_dev;
110 /* interface that layer 3 communication will go through */
111 struct device_user l3_dev;
113 struct blob_attr *config;
115 /* primary protocol state */
116 const struct proto_handler *proto_handler;
117 struct interface_proto_state *proto;
119 struct interface_ip_settings proto_ip;
120 struct interface_ip_settings config_ip;
121 struct vlist_tree host_routes;
124 unsigned int ip4table;
125 unsigned int ip6table;
127 /* IPv6 assignment parameters */
128 uint8_t assignment_length;
129 int32_t assignment_hint;
130 struct list_head assignment_classes;
132 /* errors/warnings while trying to bring up the interface */
133 struct list_head errors;
135 /* extra data provided by protocol handlers or modules */
136 struct avl_tree data;
138 struct uloop_timeout remove_timer;
139 struct ubus_object ubus;
143 extern struct vlist_tree interfaces;
144 extern const struct uci_blob_param_list interface_attr_list;
146 void interface_init(struct interface *iface, const char *name,
147 struct blob_attr *config, bool dynamic);
149 void interface_add(struct interface *iface, struct blob_attr *config);
150 bool interface_add_alias(struct interface *iface, struct blob_attr *config);
152 void interface_set_proto_state(struct interface *iface, struct interface_proto_state *state);
154 void interface_set_available(struct interface *iface, bool new_state);
155 int interface_set_up(struct interface *iface);
156 int interface_set_down(struct interface *iface);
157 void __interface_set_down(struct interface *iface, bool force);
159 void interface_set_main_dev(struct interface *iface, struct device *dev);
160 void interface_set_l3_dev(struct interface *iface, struct device *dev);
162 void interface_add_user(struct interface_user *dep, struct interface *iface);
163 void interface_remove_user(struct interface_user *dep);
165 int interface_add_link(struct interface *iface, struct device *dev);
166 int interface_remove_link(struct interface *iface, struct device *dev);
168 void interface_add_error(struct interface *iface, const char *subsystem,
169 const char *code, const char **data, int n_data);
171 int interface_add_data(struct interface *iface, const struct blob_attr *data);
173 void interface_update_start(struct interface *iface);
174 void interface_update_complete(struct interface *iface);
176 void interface_start_pending(void);