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;
65 struct vlist_tree addr;
66 struct vlist_tree route;
67 struct vlist_tree prefix;
69 struct vlist_simple_tree dns_servers;
70 struct vlist_simple_tree dns_search;
73 struct interface_data {
75 struct blob_attr data[];
78 struct interface_assignment_class {
79 struct list_head head;
84 * interface configuration
87 struct vlist_node node;
88 struct list_head hotplug_list;
89 enum interface_event hotplug_ev;
96 bool config_autostart;
101 enum interface_state state;
102 enum interface_config_state config_state;
104 struct list_head users;
106 const char *parent_ifname;
107 struct interface_user parent_iface;
109 /* main interface that the interface is bound to */
110 struct device_user main_dev;
112 /* interface that layer 3 communication will go through */
113 struct device_user l3_dev;
115 struct blob_attr *config;
117 /* primary protocol state */
118 const struct proto_handler *proto_handler;
119 struct interface_proto_state *proto;
121 struct interface_ip_settings proto_ip;
122 struct interface_ip_settings config_ip;
123 struct vlist_tree host_routes;
126 unsigned int ip4table;
127 unsigned int ip6table;
129 /* IPv6 assignment parameters */
130 uint8_t assignment_length;
131 int32_t assignment_hint;
132 struct list_head assignment_classes;
134 /* errors/warnings while trying to bring up the interface */
135 struct list_head errors;
137 /* extra data provided by protocol handlers or modules */
138 struct avl_tree data;
140 struct uloop_timeout remove_timer;
141 struct ubus_object ubus;
145 extern struct vlist_tree interfaces;
146 extern const struct uci_blob_param_list interface_attr_list;
148 struct interface *interface_alloc(const char *name, struct blob_attr *config);
150 void interface_set_dynamic(struct interface *iface);
152 void interface_add(struct interface *iface, struct blob_attr *config);
153 bool interface_add_alias(struct interface *iface, struct blob_attr *config);
155 void interface_set_proto_state(struct interface *iface, struct interface_proto_state *state);
157 void interface_set_available(struct interface *iface, bool new_state);
158 int interface_set_up(struct interface *iface);
159 int interface_set_down(struct interface *iface);
160 void __interface_set_down(struct interface *iface, bool force);
162 void interface_set_main_dev(struct interface *iface, struct device *dev);
163 void interface_set_l3_dev(struct interface *iface, struct device *dev);
165 void interface_add_user(struct interface_user *dep, struct interface *iface);
166 void interface_remove_user(struct interface_user *dep);
168 int interface_add_link(struct interface *iface, struct device *dev);
169 int interface_remove_link(struct interface *iface, struct device *dev);
171 void interface_add_error(struct interface *iface, const char *subsystem,
172 const char *code, const char **data, int n_data);
174 int interface_add_data(struct interface *iface, const struct blob_attr *data);
176 void interface_update_start(struct interface *iface);
177 void interface_update_complete(struct interface *iface);
179 void interface_start_pending(void);