ospfd/ospf_flood.h

   1 /*
   2  * OSPF Flooding -- RFC2328 Section 13.
   3  * Copyright (C) 1999, 2000 Toshiaki Takada
   4  *
   5  * This file is part of GNU Zebra.
   6  *
   7  * GNU Zebra is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation; either version 2, or (at your
  10  * option) any later version.
  11  *
  12  * GNU Zebra is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with GNU Zebra; see the file COPYING.  If not, write to the
  19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20  * Boston, MA 02111-1307, USA.
  21  */
  22
  23 #ifndef _ZEBRA_OSPF_FLOOD_H
  24 #define _ZEBRA_OSPF_FLOOD_H
  25
  26 extern int ospf_flood (struct ospf *, struct ospf_neighbor *,
  27                        struct ospf_lsa *, struct ospf_lsa *);
  28 extern int ospf_flood_through (struct ospf *, struct ospf_neighbor *,
  29                                struct ospf_lsa *);
  30 extern int ospf_flood_through_area (struct ospf_area *,
  31                                     struct ospf_neighbor *,
  32                                     struct ospf_lsa *);
  33 extern int ospf_flood_through_as (struct ospf *, struct ospf_neighbor *,
  34                                   struct ospf_lsa *);
  35
  36 extern unsigned long ospf_ls_request_count (struct ospf_neighbor *);
  37 extern int ospf_ls_request_isempty (struct ospf_neighbor *);
  38 extern struct ospf_lsa *ospf_ls_request_new (struct lsa_header *);
  39 extern void ospf_ls_request_free (struct ospf_lsa *);
  40 extern void ospf_ls_request_add (struct ospf_neighbor *, struct ospf_lsa *);
  41 extern void ospf_ls_request_delete (struct ospf_neighbor *,
  42                                     struct ospf_lsa *);
  43 extern void ospf_ls_request_delete_all (struct ospf_neighbor *);
  44 extern struct ospf_lsa *ospf_ls_request_lookup (struct ospf_neighbor *,
  45                                                 struct ospf_lsa *);
  46
  47 extern unsigned long ospf_ls_retransmit_count (struct ospf_neighbor *);
  48 extern unsigned long ospf_ls_retransmit_count_self (struct ospf_neighbor *,
  49                                                     int);
  50 extern int ospf_ls_retransmit_isempty (struct ospf_neighbor *);
  51 extern void ospf_ls_retransmit_add (struct ospf_neighbor *,
  52                                     struct ospf_lsa *);
  53 extern void ospf_ls_retransmit_delete (struct ospf_neighbor *,
  54                                        struct ospf_lsa *);
  55 extern void ospf_ls_retransmit_clear (struct ospf_neighbor *);
  56 extern struct ospf_lsa *ospf_ls_retransmit_lookup (struct ospf_neighbor *,
  57                                                    struct ospf_lsa *);
  58 extern void ospf_ls_retransmit_delete_nbr_area (struct ospf_area *,
  59                                                 struct ospf_lsa *);
  60 extern void ospf_ls_retransmit_delete_nbr_as (struct ospf *,
  61                                               struct ospf_lsa *);
  62 extern void ospf_ls_retransmit_add_nbr_all (struct ospf_interface *,
  63                                             struct ospf_lsa *);
  64
  65 extern void ospf_flood_lsa_area (struct ospf_lsa *, struct ospf_area *);
  66 extern void ospf_flood_lsa_as (struct ospf_lsa *);
  67 extern void ospf_lsa_flush_area (struct ospf_lsa *, struct ospf_area *);
  68 extern void ospf_lsa_flush_as (struct ospf *, struct ospf_lsa *);
  69 extern struct external_info *ospf_external_info_check (struct ospf_lsa *);
  70
  71 extern void ospf_lsdb_init (struct ospf_lsdb *);
  72
  73 #endif /* _ZEBRA_OSPF_FLOOD_H */