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_nib-router.h
1/*
2 * Copyright (C) 2017 Freie Universität Berlin
3 *
4 * This file is subject to the terms and conditions of the GNU Lesser
5 * General Public License v2.1. See the file LICENSE in the top level
6 * directory for more details.
7 */
8
19#ifndef PRIV_NIB_ROUTER_H
20#define PRIV_NIB_ROUTER_H
21
22#include <kernel_defines.h>
23
25#include "net/gnrc/netif/internal.h"
26#include "net/gnrc/netif/ipv6.h"
27#include "net/ipv6/addr.h"
28#include "net/ndp.h"
29
30#include "_nib-internal.h"
31
32#ifdef __cplusplus
33extern "C" {
34#endif
35
36#if IS_ACTIVE(CONFIG_GNRC_IPV6_NIB_ROUTER) || defined(DOXYGEN)
42static inline void _init_iface_router(gnrc_netif_t *netif)
43{
45 netif->ipv6.last_ra = UINT32_MAX;
46 netif->ipv6.ra_sent = 0;
48
51 }
52
55 }
56}
57
71static inline void _call_route_info_cb(gnrc_netif_t *netif, unsigned type,
72 const ipv6_addr_t *ctx_addr,
73 const void *ctx)
74{
75 assert(netif != NULL);
76 if (netif->ipv6.route_info_cb != NULL) {
77 netif->ipv6.route_info_cb(type, ctx_addr, ctx);
78 }
79}
80
86void _handle_reply_rs(_nib_onl_entry_t *host);
87
94void _handle_snd_mc_ra(gnrc_netif_t *netif);
95
103void _set_rtr_adv(gnrc_netif_t *netif);
104
117void _snd_rtr_advs(gnrc_netif_t *netif, const ipv6_addr_t *dst,
118 bool final);
127void _snd_rtr_advs_drop_pfx(gnrc_netif_t *netif, const ipv6_addr_t *dst,
128 _nib_offl_entry_t *pfx);
129#else /* CONFIG_GNRC_IPV6_NIB_ROUTER */
130#define _init_iface_router(netif) (void)netif
131#define _call_route_info_cb(netif, type, ctx_addr, ctx) (void)netif; \
132 (void)type; \
133 (void)ctx_addr; \
134 (void)ctx
135#define _handle_reply_rs(host) (void)host
136#define _handle_snd_mc_ra(netif) (void)netif
137#define _set_rtr_adv(netif) (void)netif
138#define _snd_rtr_advs(netif, dst, final) (void)netif; \
139 (void)dst; \
140 (void)final
141#define _snd_rtr_advs_drop_pfx(netif, dst, pfx) (void)netif; \
142 (void)dst; \
143 (void)pfx;
144#endif /* CONFIG_GNRC_IPV6_NIB_ROUTER */
145
146#ifdef __cplusplus
147}
148#endif
149
150#endif /* PRIV_NIB_ROUTER_H */
#define assert(cond)
abort the program if assertion is false
Definition assert.h:136
#define GNRC_NETIF_FLAGS_IPV6_RTR_ADV
Network interface advertises itself as an IPv6 router (implies GNRC_NETIF_FLAGS_IPV6_FORWARDING to be...
Definition flags.h:58
#define GNRC_NETIF_FLAGS_6LO_ABR
This interface acts as a 6Lo border router to the LLN.
Definition flags.h:109
#define GNRC_NETIF_FLAGS_IPV6_FORWARDING
Network interface is enabled for IPv6 forwarding.
Definition flags.h:52
IPv6 definitions for Network interface API.
#define CONFIG_GNRC_IPV6_NIB_6LBR
enable features for 6Lo border router
Definition conf.h:91
#define CONFIG_GNRC_IPV6_NIB_ADV_ROUTER
activate router advertising at interface start-up
Definition conf.h:131
static void _init_iface_router(gnrc_netif_t *netif)
Initializes interface for router behavior.
Definition _nib-router.h:42
#define NDP_RTR_LTIME_SEC
default of AdvDefaultLifetime (in sec)
Definition ndp.h:155
Definitions for IPv6 addresses.
Configuration macro definitions for neighbor information base.
Common macros and compiler attributes/pragmas configuration.
#define IS_ACTIVE(macro)
Allows to verify a macro definition outside the preprocessor.
Definition modules.h:60
IPv6 neighbor discovery message type definitions.
Off-link NIB entry.
On-link NIB entry .
uint8_t ra_sent
number of unsolicited router advertisements sent
Definition ipv6.h:227
uint16_t rtr_ltime
(Advertised) Router lifetime (default 1800).
Definition ipv6.h:215
uint32_t last_ra
Timestamp in milliseconds of last unsolicited router advertisement.
Definition ipv6.h:177
void(* route_info_cb)(unsigned type, const ipv6_addr_t *ctx_addr, const void *ctx)
Route info callback.
Definition ipv6.h:126
Representation of a network interface.
Definition netif.h:135
uint32_t flags
Flags for the interface.
Definition netif.h:160
gnrc_netif_ipv6_t ipv6
IPv6 component.
Definition netif.h:147
Data type to represent an IPv6 address.
Definition addr.h:72