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792d1932 TT |
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 | */ | |
792d1932 | 13 | |
274b3426 | 14 | struct dst_entry; |
1d248b1c | 15 | struct neighbour; |
792d1932 TT |
16 | |
17 | struct netevent_redirect { | |
18 | struct dst_entry *old; | |
1d248b1c | 19 | struct neighbour *old_neigh; |
792d1932 | 20 | struct dst_entry *new; |
1d248b1c DM |
21 | struct neighbour *new_neigh; |
22 | const void *daddr; | |
792d1932 TT |
23 | }; |
24 | ||
25 | enum netevent_notif_type { | |
26 | NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */ | |
792d1932 TT |
27 | NETEVENT_REDIRECT, /* arg is struct netevent_redirect ptr */ |
28 | }; | |
29 | ||
30 | extern int register_netevent_notifier(struct notifier_block *nb); | |
31 | extern int unregister_netevent_notifier(struct notifier_block *nb); | |
32 | extern int call_netevent_notifiers(unsigned long val, void *v); | |
33 | ||
34 | #endif |