linux - include/net/fib

51 lines · 1.4 KiB

1	#ifndef __NET_FIB_NOTIFIER_H
2	#define __NET_FIB_NOTIFIER_H
3
4	#include <linux/types.h>
5	#include <linux/notifier.h>
6	#include <net/net_namespace.h>
7
8	struct module;
9
10	struct fib_notifier_info {
11	int family;
12	struct netlink_ext_ack *extack;
13	};
14
15	enum fib_event_type {
16	FIB_EVENT_ENTRY_REPLACE,
17	FIB_EVENT_ENTRY_APPEND,
18	FIB_EVENT_ENTRY_ADD,
19	FIB_EVENT_ENTRY_DEL,
20	FIB_EVENT_RULE_ADD,
21	FIB_EVENT_RULE_DEL,
22	FIB_EVENT_NH_ADD,
23	FIB_EVENT_NH_DEL,
24	FIB_EVENT_VIF_ADD,
25	FIB_EVENT_VIF_DEL,
26	};
27
28	struct fib_notifier_ops {
29	int family;
30	struct list_head list;
31	unsigned int (fib_seq_read)(const struct net net);
32	int (fib_dump)(struct net net, struct notifier_block *nb,
33	struct netlink_ext_ack *extack);
34	struct module *owner;
35	struct rcu_head rcu;
36	};
37
38	int call_fib_notifier(struct notifier_block *nb,
39	enum fib_event_type event_type,
40	struct fib_notifier_info *info);
41	int call_fib_notifiers(struct net *net, enum fib_event_type event_type,
42	struct fib_notifier_info *info);
43	int register_fib_notifier(struct net net, struct notifier_block nb,
44	void (cb)(struct notifier_block nb),
45	struct netlink_ext_ack *extack);
46	int unregister_fib_notifier(struct net net, struct notifier_block nb);
47	struct fib_notifier_ops *
48	fib_notifier_ops_register(const struct fib_notifier_ops tmpl, struct net net);
49	void fib_notifier_ops_unregister(struct fib_notifier_ops *ops);
50
51	#endif