eigrpd/eigrp_topology.h

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * EIGRP Topology Table.
   4  * Copyright (C) 2013-2016
   5  * Authors:
   6  *   Donnie Savage
   7  *   Jan Janovic
   8  *   Matej Perina
   9  *   Peter Orsag
  10  *   Peter Paluch
  11  *   Frantisek Gazo
  12  *   Tomas Hvorkovy
  13  *   Martin Kontsek
  14  *   Lukas Koribsky
  15  */
  16
  17 #ifndef _ZEBRA_EIGRP_TOPOLOGY_H
  18 #define _ZEBRA_EIGRP_TOPOLOGY_H
  19
  20 #include "memory.h"
  21
  22 DECLARE_MTYPE(EIGRP_PREFIX_DESCRIPTOR);
  23
  24 /* EIGRP Topology table related functions. */
  25 extern struct route_table *eigrp_topology_new(void);
  26 extern void eigrp_topology_init(struct route_table *table);
  27 extern struct eigrp_prefix_descriptor *eigrp_prefix_descriptor_new(void);
  28 extern struct eigrp_route_descriptor *eigrp_route_descriptor_new(void);
  29 extern void eigrp_topology_free(struct eigrp *eigrp, struct route_table *table);
  30 extern void eigrp_prefix_descriptor_add(struct route_table *table,
  31                                         struct eigrp_prefix_descriptor *pe);
  32 extern void eigrp_route_descriptor_add(struct eigrp *eigrp,
  33                                        struct eigrp_prefix_descriptor *pe,
  34                                        struct eigrp_route_descriptor *ne);
  35 extern void eigrp_prefix_descriptor_delete(struct eigrp *eigrp,
  36                                            struct route_table *table,
  37                                            struct eigrp_prefix_descriptor *pe);
  38 extern void eigrp_route_descriptor_delete(struct eigrp *eigrp,
  39                                           struct eigrp_prefix_descriptor *pe,
  40                                           struct eigrp_route_descriptor *ne);
  41 extern void eigrp_topology_delete_all(struct eigrp *eigrp,
  42                                       struct route_table *table);
  43 extern struct eigrp_prefix_descriptor *
  44 eigrp_topology_table_lookup_ipv4(struct route_table *table, struct prefix *p);
  45 extern struct list *
  46 eigrp_topology_get_successor(struct eigrp_prefix_descriptor *pe);
  47 extern struct list *
  48 eigrp_topology_get_successor_max(struct eigrp_prefix_descriptor *pe,
  49                                  unsigned int maxpaths);
  50 extern struct eigrp_route_descriptor *
  51 eigrp_route_descriptor_lookup(struct list *entries,
  52                               struct eigrp_neighbor *neigh);
  53 extern struct list *eigrp_neighbor_prefixes_lookup(struct eigrp *eigrp,
  54                                                    struct eigrp_neighbor *n);
  55 extern void eigrp_topology_update_all_node_flags(struct eigrp *eigrp);
  56 extern void
  57 eigrp_topology_update_node_flags(struct eigrp *eigrp,
  58                                  struct eigrp_prefix_descriptor *pe);
  59 extern enum metric_change
  60 eigrp_topology_update_distance(struct eigrp_fsm_action_message *msg);
  61 extern void eigrp_update_routing_table(struct eigrp *eigrp,
  62                                        struct eigrp_prefix_descriptor *pe);
  63 extern void eigrp_topology_neighbor_down(struct eigrp *eigrp,
  64                                          struct eigrp_neighbor *neigh);
  65 extern void
  66 eigrp_update_topology_table_prefix(struct eigrp *eigrp,
  67                                    struct route_table *table,
  68                                    struct eigrp_prefix_descriptor *pe);
  69
  70 #endif