| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _NET_EVENT_H |
| 3 | #define _NET_EVENT_H |
| 4 | |
| 5 | /* |
| 6 | * Generic netevent notifiers |
| 7 | * |
| 8 | * Authors: |
| 9 | * Tom Tucker <tom@opengridcomputing.com> |
| 10 | * Steve Wise <swise@opengridcomputing.com> |
| 11 | * |
| 12 | * Changes: |
| 13 | */ |
| 14 | |
| 15 | struct dst_entry; |
| 16 | struct neighbour; |
| 17 | |
| 18 | struct netevent_redirect { |
| 19 | struct dst_entry *old; |
| 20 | struct dst_entry *new; |
| 21 | struct neighbour *neigh; |
| 22 | const void *daddr; |
| 23 | }; |
| 24 | |
| 25 | enum netevent_notif_type { |
| 26 | NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */ |
| 27 | NETEVENT_REDIRECT, /* arg is struct netevent_redirect ptr */ |
| 28 | NETEVENT_DELAY_PROBE_TIME_UPDATE, /* arg is struct neigh_parms ptr */ |
| 29 | NETEVENT_IPV4_MPATH_HASH_UPDATE, /* arg is struct net ptr */ |
| 30 | NETEVENT_IPV6_MPATH_HASH_UPDATE, /* arg is struct net ptr */ |
| 31 | NETEVENT_IPV4_FWD_UPDATE_PRIORITY_UPDATE, /* arg is struct net ptr */ |
| 32 | }; |
| 33 | |
| 34 | int register_netevent_notifier(struct notifier_block *nb); |
| 35 | int unregister_netevent_notifier(struct notifier_block *nb); |
| 36 | int call_netevent_notifiers(unsigned long val, void *v); |
| 37 | |
| 38 | #endif |