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 uint8_t assignment_length;
64 int32_t assignment_hint;
66 struct vlist_tree addr;
67 struct vlist_tree route;
68 struct vlist_tree prefix;
70 struct vlist_simple_tree dns_servers;
71 struct vlist_simple_tree dns_search;
74 struct interface_data {
76 struct blob_attr data[];
80 * interface configuration
83 struct vlist_node node;
84 struct list_head hotplug_list;
85 enum interface_event hotplug_ev;
92 bool config_autostart;
96 enum interface_state state;
97 enum interface_config_state config_state;
99 struct list_head users;
101 const char *parent_ifname;
102 struct interface_user parent_iface;
104 /* main interface that the interface is bound to */
105 struct device_user main_dev;
107 /* interface that layer 3 communication will go through */
108 struct device_user l3_dev;
110 struct blob_attr *config;
112 /* primary protocol state */
113 const struct proto_handler *proto_handler;
114 struct interface_proto_state *proto;
116 struct interface_ip_settings proto_ip;
117 struct interface_ip_settings config_ip;
118 struct vlist_tree host_routes;
121 unsigned int ip4table;
122 unsigned int ip6table;
124 /* errors/warnings while trying to bring up the interface */
125 struct list_head errors;
127 /* extra data provided by protocol handlers or modules */
128 struct avl_tree data;
130 struct uloop_timeout remove_timer;
131 struct ubus_object ubus;
135 extern struct vlist_tree interfaces;
136 extern const struct config_param_list interface_attr_list;
138 void interface_init(struct interface *iface, const char *name,
139 struct blob_attr *config);
141 void interface_add(struct interface *iface, struct blob_attr *config);
142 bool interface_add_alias(struct interface *iface, struct blob_attr *config);
144 void interface_set_proto_state(struct interface *iface, struct interface_proto_state *state);
146 void interface_set_available(struct interface *iface, bool new_state);
147 int interface_set_up(struct interface *iface);
148 int interface_set_down(struct interface *iface);
149 void __interface_set_down(struct interface *iface, bool force);
151 void interface_set_main_dev(struct interface *iface, struct device *dev);
152 void interface_set_l3_dev(struct interface *iface, struct device *dev);
154 void interface_add_user(struct interface_user *dep, struct interface *iface);
155 void interface_remove_user(struct interface_user *dep);
157 int interface_add_link(struct interface *iface, struct device *dev);
158 int interface_remove_link(struct interface *iface, struct device *dev);
160 void interface_add_error(struct interface *iface, const char *subsystem,
161 const char *code, const char **data, int n_data);
163 int interface_add_data(struct interface *iface, const struct blob_attr *data);
165 void interface_update_start(struct interface *iface);
166 void interface_update_complete(struct interface *iface);
168 void interface_start_pending(void);