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Currently specific local neighbors (attached to SVIs) are maintatined in an EVPN specific database. There is a need to maintain L3 neighbors for other purposes including MAC resolution for PBR nexthops. Signed-off-by: Donald Sharp <sharpd@nvidia.com> Cleanup compile and fix crash Signed-off-by: Anuradha Karuppiah <anuradhak@nvidia.com>
65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/*
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* Zebra neighbor table management
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*
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* Copyright (C) 2021 Nvidia
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* Anuradha Karuppiah
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*
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* This file is part of FRR.
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*
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* FRR is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* FRR is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef _ZEBRA_NEIGH_H
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#define _ZEBRA_NEIGH_H
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#include <zebra.h>
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#include "if.h"
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#define zneigh_info zrouter.neigh_info
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struct zebra_neigh_ent {
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ifindex_t ifindex;
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struct ipaddr ip;
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struct ethaddr mac;
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uint32_t flags;
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#define ZEBRA_NEIGH_ENT_ACTIVE (1 << 0) /* can be used for traffic */
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/* memory used for adding the neigt entry to zneigh_info->es_rb_tree */
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RB_ENTRY(zebra_neigh_ent) rb_node;
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/* list of pbr rules associated with this neigh */
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struct list *pbr_rule_list;
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};
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RB_HEAD(zebra_neigh_rb_head, zebra_neigh_ent);
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RB_PROTOTYPE(zebra_neigh_rb_head, zebra_neigh_ent, rb_node, zebra_es_rb_cmp);
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struct zebra_neigh_info {
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/* RB tree of neighbor entries */
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struct zebra_neigh_rb_head neigh_rb_tree;
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};
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/****************************************************************************/
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extern void zebra_neigh_add(struct interface *ifp, struct ipaddr *ip,
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struct ethaddr *mac);
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extern void zebra_neigh_del(struct interface *ifp, struct ipaddr *ip);
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extern void zebra_neigh_show(struct vty *vty);
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extern void zebra_neigh_init(void);
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extern void zebra_neigh_terminate(void);
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extern void zebra_neigh_deref(struct zebra_pbr_rule *rule);
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extern void zebra_neigh_ref(int ifindex, struct ipaddr *ip,
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struct zebra_pbr_rule *rule);
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#endif /* _ZEBRA_NEIGH_H */
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