netevent.h 1.0 KB

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