94 lines
3.5 KiB
C
94 lines
3.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* OSPF Flooding -- RFC2328 Section 13.
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* Copyright (C) 1999, 2000 Toshiaki Takada
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*/
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#ifndef _ZEBRA_OSPF_FLOOD_H
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#define _ZEBRA_OSPF_FLOOD_H
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#include "typesafe.h"
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/*
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* OSPF Temporal LSA List
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*/
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PREDECL_DLIST(ospf_lsa_list);
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struct ospf_lsa_list_entry {
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/* Linkage for LSA List */
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struct ospf_lsa_list_item list_linkage;
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union {
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/*
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* Time associated with the list entry. For example, for a
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* neigbhor link retransmission list, this is the
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* retransmission time.
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*/
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struct timeval list_entry_timeval;
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/*
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* Destanation address specific to the LSA list. For example,
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* the distination for an associated direct LS acknowledgment.
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*/
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struct in_addr list_entry_dst_addr;
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} u;
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struct ospf_lsa *lsa;
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};
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#define list_entry_time u.list_entry_timeval
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#define list_entry_dst u.list_entry_dst_addr
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DECLARE_DLIST(ospf_lsa_list, struct ospf_lsa_list_entry, list_linkage);
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extern int ospf_flood(struct ospf *, struct ospf_neighbor *, struct ospf_lsa *,
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struct ospf_lsa *);
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extern int ospf_flood_through(struct ospf *, struct ospf_neighbor *,
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struct ospf_lsa *);
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extern int ospf_flood_through_area(struct ospf_area *, struct ospf_neighbor *,
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struct ospf_lsa *);
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extern int ospf_flood_through_as(struct ospf *, struct ospf_neighbor *,
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struct ospf_lsa *);
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extern int ospf_flood_through_interface(struct ospf_interface *oi,
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struct ospf_neighbor *inbr,
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struct ospf_lsa *lsa);
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extern unsigned long ospf_ls_request_count(struct ospf_neighbor *);
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extern int ospf_ls_request_isempty(struct ospf_neighbor *);
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extern struct ospf_lsa *ospf_ls_request_new(struct lsa_header *);
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extern void ospf_ls_request_free(struct ospf_lsa *);
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extern void ospf_ls_request_add(struct ospf_neighbor *, struct ospf_lsa *);
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extern void ospf_ls_request_delete(struct ospf_neighbor *, struct ospf_lsa *);
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extern void ospf_ls_request_delete_all(struct ospf_neighbor *);
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extern struct ospf_lsa *ospf_ls_request_lookup(struct ospf_neighbor *,
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struct ospf_lsa *);
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extern unsigned long ospf_ls_retransmit_count(struct ospf_neighbor *);
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extern unsigned long ospf_ls_retransmit_count_self(struct ospf_neighbor *, int);
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extern int ospf_ls_retransmit_isempty(struct ospf_neighbor *);
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extern void ospf_ls_retransmit_add(struct ospf_neighbor *, struct ospf_lsa *);
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extern void ospf_ls_retransmit_delete(struct ospf_neighbor *,
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struct ospf_lsa *);
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extern void ospf_ls_retransmit_clear(struct ospf_neighbor *);
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extern void ospf_ls_retransmit_set_timer(struct ospf_neighbor *nbr);
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extern struct ospf_lsa *ospf_ls_retransmit_lookup(struct ospf_neighbor *,
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struct ospf_lsa *);
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extern void ospf_ls_retransmit_delete_nbr_area(struct ospf_area *,
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struct ospf_lsa *);
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extern void ospf_ls_retransmit_delete_nbr_as(struct ospf *, struct ospf_lsa *);
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extern void ospf_ls_retransmit_add_nbr_all(struct ospf_interface *,
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struct ospf_lsa *);
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extern void ospf_flood_lsa_area(struct ospf_lsa *, struct ospf_area *);
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extern void ospf_flood_lsa_as(struct ospf_lsa *);
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extern void ospf_lsa_flush_area(struct ospf_lsa *, struct ospf_area *);
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extern void ospf_lsa_flush_as(struct ospf *, struct ospf_lsa *);
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extern void ospf_lsa_flush(struct ospf *, struct ospf_lsa *);
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extern struct external_info *ospf_external_info_check(struct ospf *,
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struct ospf_lsa *);
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extern void ospf_lsdb_init(struct ospf_lsdb *);
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extern void ospf_area_update_fr_state(struct ospf_area *area);
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extern void ospf_refresh_dna_type5_and_type7_lsas(struct ospf *ospf);
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#endif /* _ZEBRA_OSPF_FLOOD_H */
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