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 along
  18  * with this program; see the file COPYING; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  20  */
  21
  22 #ifndef _ZEBRA_OSPF_FLOOD_H
  23 #define _ZEBRA_OSPF_FLOOD_H
  24
  25 extern int ospf_flood (struct ospf *, struct ospf_neighbor *,
  26                        struct ospf_lsa *, struct ospf_lsa *);
  27 extern int ospf_flood_through (struct ospf *, struct ospf_neighbor *,
  28                                struct ospf_lsa *);
  29 extern int ospf_flood_through_area (struct ospf_area *,
  30                                     struct ospf_neighbor *,
  31                                     struct ospf_lsa *);
  32 extern int ospf_flood_through_as (struct ospf *, struct ospf_neighbor *,
  33                                   struct ospf_lsa *);
  34
  35 extern unsigned long ospf_ls_request_count (struct ospf_neighbor *);
  36 extern int ospf_ls_request_isempty (struct ospf_neighbor *);
  37 extern struct ospf_lsa *ospf_ls_request_new (struct lsa_header *);
  38 extern void ospf_ls_request_free (struct ospf_lsa *);
  39 extern void ospf_ls_request_add (struct ospf_neighbor *, struct ospf_lsa *);
  40 extern void ospf_ls_request_delete (struct ospf_neighbor *,
  41                                     struct ospf_lsa *);
  42 extern void ospf_ls_request_delete_all (struct ospf_neighbor *);
  43 extern struct ospf_lsa *ospf_ls_request_lookup (struct ospf_neighbor *,
  44                                                 struct ospf_lsa *);
  45
  46 extern unsigned long ospf_ls_retransmit_count (struct ospf_neighbor *);
  47 extern unsigned long ospf_ls_retransmit_count_self (struct ospf_neighbor *,
  48                                                     int);
  49 extern int ospf_ls_retransmit_isempty (struct ospf_neighbor *);
  50 extern void ospf_ls_retransmit_add (struct ospf_neighbor *,
  51                                     struct ospf_lsa *);
  52 extern void ospf_ls_retransmit_delete (struct ospf_neighbor *,
  53                                        struct ospf_lsa *);
  54 extern void ospf_ls_retransmit_clear (struct ospf_neighbor *);
  55 extern struct ospf_lsa *ospf_ls_retransmit_lookup (struct ospf_neighbor *,
  56                                                    struct ospf_lsa *);
  57 extern void ospf_ls_retransmit_delete_nbr_area (struct ospf_area *,
  58                                                 struct ospf_lsa *);
  59 extern void ospf_ls_retransmit_delete_nbr_as (struct ospf *,
  60                                               struct ospf_lsa *);
  61 extern void ospf_ls_retransmit_add_nbr_all (struct ospf_interface *,
  62                                             struct ospf_lsa *);
  63
  64 extern void ospf_flood_lsa_area (struct ospf_lsa *, struct ospf_area *);
  65 extern void ospf_flood_lsa_as (struct ospf_lsa *);
  66 extern void ospf_lsa_flush_area (struct ospf_lsa *, struct ospf_area *);
  67 extern void ospf_lsa_flush_as (struct ospf *, struct ospf_lsa *);
  68 extern void ospf_lsa_flush (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 */