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acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
4cf4fad1 AK |
2 | /* |
3 | * Zebra neighbor table management | |
4 | * | |
5 | * Copyright (C) 2021 Nvidia | |
6 | * Anuradha Karuppiah | |
4cf4fad1 AK |
7 | */ |
8 | ||
9 | #ifndef _ZEBRA_NEIGH_H | |
10 | #define _ZEBRA_NEIGH_H | |
11 | ||
12 | #include <zebra.h> | |
13 | ||
14 | #include "if.h" | |
15 | ||
16 | #define zneigh_info zrouter.neigh_info | |
17 | ||
18 | struct zebra_neigh_ent { | |
19 | ifindex_t ifindex; | |
20 | struct ipaddr ip; | |
21 | ||
22 | struct ethaddr mac; | |
23 | ||
24 | uint32_t flags; | |
25 | #define ZEBRA_NEIGH_ENT_ACTIVE (1 << 0) /* can be used for traffic */ | |
26 | ||
27 | /* memory used for adding the neigt entry to zneigh_info->es_rb_tree */ | |
28 | RB_ENTRY(zebra_neigh_ent) rb_node; | |
29 | ||
30 | /* list of pbr rules associated with this neigh */ | |
31 | struct list *pbr_rule_list; | |
32 | }; | |
33 | RB_HEAD(zebra_neigh_rb_head, zebra_neigh_ent); | |
34 | RB_PROTOTYPE(zebra_neigh_rb_head, zebra_neigh_ent, rb_node, zebra_es_rb_cmp); | |
35 | ||
36 | struct zebra_neigh_info { | |
37 | /* RB tree of neighbor entries */ | |
38 | struct zebra_neigh_rb_head neigh_rb_tree; | |
39 | }; | |
40 | ||
41 | ||
42 | /****************************************************************************/ | |
43 | extern void zebra_neigh_add(struct interface *ifp, struct ipaddr *ip, | |
44 | struct ethaddr *mac); | |
45 | extern void zebra_neigh_del(struct interface *ifp, struct ipaddr *ip); | |
46 | extern void zebra_neigh_show(struct vty *vty); | |
47 | extern void zebra_neigh_init(void); | |
48 | extern void zebra_neigh_terminate(void); | |
49 | extern void zebra_neigh_deref(struct zebra_pbr_rule *rule); | |
50 | extern void zebra_neigh_ref(int ifindex, struct ipaddr *ip, | |
51 | struct zebra_pbr_rule *rule); | |
52 | ||
53 | #endif /* _ZEBRA_NEIGH_H */ |