LXR linux/include/net/netevent.h

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