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 14 struct dst_entry; 15 16 struct netevent_redirect { 17 struct dst_entry *old; 18 struct dst_entry *new; 19 }; 20 21 enum netevent_notif_type { 22 NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */ 23 NETEVENT_REDIRECT, /* arg is struct netevent_redirect ptr */ 24 }; 25 26 extern int register_netevent_notifier(struct notifier_block *nb); 27 extern int unregister_netevent_notifier(struct notifier_block *nb); 28 extern int call_netevent_notifiers(unsigned long val, void *v); 29 30 #endif 31