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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* EIGRP Topology Table.
* Copyright (C) 2013-2016
* Authors:
* Donnie Savage
* Jan Janovic
* Matej Perina
* Peter Orsag
* Peter Paluch
* Frantisek Gazo
* Tomas Hvorkovy
* Martin Kontsek
* Lukas Koribsky
*/
#ifndef _ZEBRA_EIGRP_TOPOLOGY_H
#define _ZEBRA_EIGRP_TOPOLOGY_H
#include "memory.h"
DECLARE_MTYPE(EIGRP_PREFIX_DESCRIPTOR);
/* EIGRP Topology table related functions. */
extern struct route_table *eigrp_topology_new(void);
extern void eigrp_topology_init(struct route_table *table);
extern struct eigrp_prefix_descriptor *eigrp_prefix_descriptor_new(void);
extern struct eigrp_route_descriptor *eigrp_route_descriptor_new(void);
extern void eigrp_topology_free(struct eigrp *eigrp, struct route_table *table);
extern void eigrp_prefix_descriptor_add(struct route_table *table,
struct eigrp_prefix_descriptor *pe);
extern void eigrp_route_descriptor_add(struct eigrp *eigrp,
struct eigrp_prefix_descriptor *pe,
struct eigrp_route_descriptor *ne);
extern void eigrp_prefix_descriptor_delete(struct eigrp *eigrp,
struct route_table *table,
struct eigrp_prefix_descriptor *pe);
extern void eigrp_route_descriptor_delete(struct eigrp *eigrp,
struct eigrp_prefix_descriptor *pe,
struct eigrp_route_descriptor *ne);
extern void eigrp_topology_delete_all(struct eigrp *eigrp,
struct route_table *table);
extern struct eigrp_prefix_descriptor *
eigrp_topology_table_lookup_ipv4(struct route_table *table, struct prefix *p);
extern struct list *
eigrp_topology_get_successor(struct eigrp_prefix_descriptor *pe);
extern struct list *
eigrp_topology_get_successor_max(struct eigrp_prefix_descriptor *pe,
unsigned int maxpaths);
extern struct eigrp_route_descriptor *
eigrp_route_descriptor_lookup(struct list *entries,
struct eigrp_neighbor *neigh);
extern struct list *eigrp_neighbor_prefixes_lookup(struct eigrp *eigrp,
struct eigrp_neighbor *n);
extern void eigrp_topology_update_all_node_flags(struct eigrp *eigrp);
extern void
eigrp_topology_update_node_flags(struct eigrp *eigrp,
struct eigrp_prefix_descriptor *pe);
extern enum metric_change
eigrp_topology_update_distance(struct eigrp_fsm_action_message *msg);
extern void eigrp_update_routing_table(struct eigrp *eigrp,
struct eigrp_prefix_descriptor *pe);
extern void eigrp_topology_neighbor_down(struct eigrp *eigrp,
struct eigrp_neighbor *neigh);
extern void
eigrp_update_topology_table_prefix(struct eigrp *eigrp,
struct route_table *table,
struct eigrp_prefix_descriptor *pe);
#endif
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