ndp.h File Reference

GNRC-specific neighbor discovery definitions. More...

Detailed Description

GNRC-specific neighbor discovery definitions.

Author

Martine Lenders m.len.nosp@m.ders.nosp@m.@fu-b.nosp@m.erli.nosp@m.n.de

Definition in file ndp.h.

#include <stdint.h>
#include "net/gnrc/pkt.h"
#include "net/gnrc/netif.h"
#include "net/ipv6/addr.h"
#include "net/ipv6/hdr.h"

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Macros
#define	GNRC_NETTYPE_NDP   (GNRC_NETTYPE_IPV6) /* usual configuration */
	gnrc_nettype: Protocol type to send NDP packets to

Functions
gnrc_pktsnip_t *	gnrc_ndp_nbr_sol_build (const ipv6_addr_t *tgt, gnrc_pktsnip_t *options)
	Builds a neighbor solicitation message for sending.
gnrc_pktsnip_t *	gnrc_ndp_nbr_adv_build (const ipv6_addr_t *tgt, uint8_t flags, gnrc_pktsnip_t *options)
	Builds a neighbor advertisement message for sending.
gnrc_pktsnip_t *	gnrc_ndp_rtr_sol_build (gnrc_pktsnip_t *options)
	Builds a router solicitation message for sending.
gnrc_pktsnip_t *	gnrc_ndp_rtr_adv_build (uint8_t cur_hl, uint8_t flags, uint16_t ltime, uint32_t reach_time, uint32_t retrans_timer, gnrc_pktsnip_t *options)
	Builds a router advertisement message for sending.
gnrc_pktsnip_t *	gnrc_ndp_opt_build (uint8_t type, size_t size, gnrc_pktsnip_t *next)
	Builds a generic NDP option.
gnrc_pktsnip_t *	gnrc_ndp_opt_sl2a_build (const uint8_t *l2addr, uint8_t l2addr_len, gnrc_pktsnip_t *next)
	Builds the source link-layer address option.
gnrc_pktsnip_t *	gnrc_ndp_opt_tl2a_build (const uint8_t *l2addr, uint8_t l2addr_len, gnrc_pktsnip_t *next)
	Builds the target link-layer address option.
gnrc_pktsnip_t *	gnrc_ndp_opt_pi_build (const ipv6_addr_t *prefix, uint8_t prefix_len, uint32_t valid_ltime, uint32_t pref_ltime, uint8_t flags, gnrc_pktsnip_t *next)
	Builds the prefix information option.
gnrc_pktsnip_t *	gnrc_ndp_opt_ri_build (const ipv6_addr_t *prefix, uint8_t prefix_len, uint32_t route_ltime, uint8_t flags, gnrc_pktsnip_t *next)
	Builds the route information option.
gnrc_pktsnip_t *	gnrc_ndp_opt_mtu_build (uint32_t mtu, gnrc_pktsnip_t *next)
	Builds the MTU option.
gnrc_pktsnip_t *	gnrc_ndp_opt_rdnss_build (uint32_t lifetime, ipv6_addr_t *addrs, unsigned addrs_num, gnrc_pktsnip_t *next)
	Builts the recursive DNS server option.
void	gnrc_ndp_nbr_sol_send (const ipv6_addr_t *tgt, gnrc_netif_t *netif, const ipv6_addr_t *src, const ipv6_addr_t *dst, gnrc_pktsnip_t *ext_opts)
	Send pre-compiled neighbor solicitation depending on a given network interface.
void	gnrc_ndp_nbr_adv_send (const ipv6_addr_t *tgt, gnrc_netif_t *netif, const ipv6_addr_t *dst, bool supply_tl2a, gnrc_pktsnip_t *ext_opts)
	Send pre-compiled neighbor advertisement depending on a given network interface.
void	gnrc_ndp_rtr_sol_send (gnrc_netif_t *netif, const ipv6_addr_t *dst)
	Send pre-compiled router solicitation depending on a given network interface.
void	gnrc_ndp_rtr_adv_send (gnrc_netif_t *netif, const ipv6_addr_t *src, const ipv6_addr_t *dst, bool fin, gnrc_pktsnip_t *ext_opts)
	Send pre-compiled router advertisement depending on a given network interface.