11573Srgrimes/*- 214272Spst * Copyright (c) 2010 Isilon Systems, Inc. 31573Srgrimes * Copyright (c) 2010 iX Systems, Inc. 41573Srgrimes * Copyright (c) 2010 Panasas, Inc. 51573Srgrimes * All rights reserved. 61573Srgrimes * 71573Srgrimes * Redistribution and use in source and binary forms, with or without 81573Srgrimes * modification, are permitted provided that the following conditions 91573Srgrimes * are met: 101573Srgrimes * 1. Redistributions of source code must retain the above copyright 111573Srgrimes * notice unmodified, this list of conditions, and the following 121573Srgrimes * disclaimer. 131573Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 141573Srgrimes * notice, this list of conditions and the following disclaimer in the 151573Srgrimes * documentation and/or other materials provided with the distribution. 161573Srgrimes * 171573Srgrimes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 181573Srgrimes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 191573Srgrimes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 201573Srgrimes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 211573Srgrimes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 221573Srgrimes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 231573Srgrimes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 241573Srgrimes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 251573Srgrimes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 261573Srgrimes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 271573Srgrimes */ 281573Srgrimes 291573Srgrimes#ifndef _LINUX_NET_NETEVENT_H_ 301573Srgrimes#define _LINUX_NET_NETEVENT_H_ 311573Srgrimes 321573Srgrimes#include <netinet/if_ether.h> 331573Srgrimes 3414272Spstenum netevent_notif_type { 351573Srgrimes NETEVENT_NEIGH_UPDATE = 0, 3692905Sobrien#if 0 /* Unsupported events. */ 3792905Sobrien NETEVENT_PMTU_UPDATE, 381573Srgrimes NETEVENT_REDIRECT, 391573Srgrimes#endif 401573Srgrimes}; 411573Srgrimes 421573Srgrimesstruct llentry; 431573Srgrimes 441573Srgrimesstatic inline void 451573Srgrimes_handle_arp_update_event(void *arg, struct llentry *lle, int evt __unused) 461573Srgrimes{ 471573Srgrimes struct notifier_block *nb; 4892905Sobrien 4992905Sobrien nb = arg; 5092905Sobrien nb->notifier_call(nb, NETEVENT_NEIGH_UPDATE, lle); 5192905Sobrien} 5292905Sobrien 531573Srgrimesstatic inline int 541573Srgrimesregister_netevent_notifier(struct notifier_block *nb) 5514272Spst{ 5614272Spst nb->tags[NETEVENT_NEIGH_UPDATE] = EVENTHANDLER_REGISTER( 571573Srgrimes lle_event, _handle_arp_update_event, nb, 0); 5814272Spst return (0); 591573Srgrimes} 601573Srgrimes 61189291Sdelphijstatic inline int 621573Srgrimesunregister_netevent_notifier(struct notifier_block *nb) 631573Srgrimes{ 6414272Spst 6514272Spst EVENTHANDLER_DEREGISTER(lle_event, nb->tags[NETEVENT_NEIGH_UPDATE]); 661573Srgrimes 671573Srgrimes return (0); 681573Srgrimes} 691573Srgrimes 701573Srgrimes#endif /* _LINUX_NET_NETEVENT_H_ */ 711573Srgrimes