freebsd-dev/sys/compat/linuxkpi/common/include/net/netevent.h

76 lines
2.3 KiB
C
Raw Normal View History

/*-
* Copyright (c) 2010 Isilon Systems, Inc.
* Copyright (c) 2010 iX Systems, Inc.
* Copyright (c) 2010 Panasas, Inc.
* Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _LINUX_NET_NETEVENT_H_
#define _LINUX_NET_NETEVENT_H_
#include <sys/types.h>
#include <sys/eventhandler.h>
#include <linux/notifier.h>
enum netevent_notif_type {
NETEVENT_NEIGH_UPDATE = 0,
#if 0 /* Unsupported events. */
NETEVENT_PMTU_UPDATE,
NETEVENT_REDIRECT,
#endif
};
struct llentry;
static inline void
_handle_arp_update_event(void *arg, struct llentry *lle, int evt __unused)
{
struct notifier_block *nb;
nb = arg;
nb->notifier_call(nb, NETEVENT_NEIGH_UPDATE, lle);
}
static inline int
register_netevent_notifier(struct notifier_block *nb)
{
nb->tags[NETEVENT_NEIGH_UPDATE] = EVENTHANDLER_REGISTER(
lle_event, _handle_arp_update_event, nb, 0);
return (0);
}
static inline int
unregister_netevent_notifier(struct notifier_block *nb)
{
EVENTHANDLER_DEREGISTER(lle_event, nb->tags[NETEVENT_NEIGH_UPDATE]);
return (0);
}
#endif /* _LINUX_NET_NETEVENT_H_ */