1#ifndef _NET_EVENT_H
2#define _NET_EVENT_H
3
4/*
5 *	Generic netevent notifiers
6 *
7 *	Authors:
8 *      Tom Tucker              <tom@opengridcomputing.com>
9 *      Steve Wise              <swise@opengridcomputing.com>
10 *
11 * 	Changes:
12 */
13#ifdef __KERNEL__
14
15#include <net/dst.h>
16
17struct netevent_redirect {
18	struct dst_entry *old;
19	struct dst_entry *new;
20};
21
22enum netevent_notif_type {
23	NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */
24	NETEVENT_PMTU_UPDATE,	   /* arg is struct dst_entry ptr */
25	NETEVENT_REDIRECT,	   /* arg is struct netevent_redirect ptr */
26};
27
28extern int register_netevent_notifier(struct notifier_block *nb);
29extern int unregister_netevent_notifier(struct notifier_block *nb);
30extern int call_netevent_notifiers(unsigned long val, void *v);
31
32#endif
33#endif
34