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#ifdef __KERNEL__
  14
  15struct dst_entry;
  16
  17struct netevent_redirect {
  18        struct dst_entry *old;
  19        struct dst_entry *new;
  20};
  21
  22enum netevent_notif_type {
  23        NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */
  24        NETEVENT_PMTU_UPDATE,      /* arg is struct dst_entry ptr */
  25        NETEVENT_REDIRECT,         /* arg is struct netevent_redirect ptr */
  26};
  27
  28extern int register_netevent_notifier(struct notifier_block *nb);
  29extern int unregister_netevent_notifier(struct notifier_block *nb);
  30extern int call_netevent_notifiers(unsigned long val, void *v);
  31
  32#endif
  33#endif
  34