    IPv6 data structures handling functions
    Comprises part of the Neighbor discovery (RFC 4861)
    and auto configuration (RFC 4862 )state machines

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#include <string.h>
#include <stdlib.h>
#include "lib/random.h"
#include "net/uip-nd6.h"
#include "net/uip-ds6.h"
#include "net/uip-packetqueue.h"
#include "net/uip-debug.h"

Functions
void	uip_ds6_init (void)
	Initialize data structures.

void	uip_ds6_periodic (void)
	Periodic processing of data structures.

uint8_t	uip_ds6_list_loop (uip_ds6_element_t list, uint8_t size, uint16_t elementsize, uip_ipaddr_t ipaddr, uint8_t ipaddrlen, uip_ds6_element_t **out_element)
	Generic loop routine on an abstract data structure, which generalizes all data structures used in DS6.

void	uip_ds6_select_src (uip_ipaddr_t src, uip_ipaddr_t dst)
	Source address selection, see RFC 3484.

void	uip_ds6_set_addr_iid (uip_ipaddr_t ipaddr, uip_lladdr_t lladdr)
	set the last 64 bits of an IP address based on the MAC address

uint8_t	get_match_length (uip_ipaddr_t src, uip_ipaddr_t dst)
	Get the number of matching bits of two addresses.

void	uip_ds6_dad (uip_ds6_addr_t *ifaddr)
	Perform Duplicate Address Selection on one address.

int	uip_ds6_dad_failed (uip_ds6_addr_t *ifaddr)
	Callback when DAD failed.

void	uip_ds6_send_rs (void)
	Send periodic RS to find router.

uint32_t	uip_ds6_compute_reachable_time (void)
	Compute the reachable time based on base reachable time, see RFC 4861.

Neighbor Cache basic routines
uip_ds6_nbr_t *	uip_ds6_nbr_add (uip_ipaddr_t ipaddr, uip_lladdr_t lladdr, uint8_t isrouter, uint8_t state)

void	uip_ds6_nbr_rm (uip_ds6_nbr_t *nbr)

uip_ds6_nbr_t *	uip_ds6_nbr_lookup (uip_ipaddr_t *ipaddr)

Default router list basic routines
uip_ds6_defrt_t *	uip_ds6_defrt_add (uip_ipaddr_t *ipaddr, unsigned long interval)

void	uip_ds6_defrt_rm (uip_ds6_defrt_t *defrt)

uip_ds6_defrt_t *	uip_ds6_defrt_lookup (uip_ipaddr_t *ipaddr)

uip_ipaddr_t *	uip_ds6_defrt_choose (void)

Prefix list basic routines
uip_ds6_prefix_t *	uip_ds6_prefix_add (uip_ipaddr_t *ipaddr, uint8_t ipaddrlen, unsigned long interval)

void	uip_ds6_prefix_rm (uip_ds6_prefix_t *prefix)

uip_ds6_prefix_t *	uip_ds6_prefix_lookup (uip_ipaddr_t *ipaddr, uint8_t ipaddrlen)

uint8_t	uip_ds6_is_addr_onlink (uip_ipaddr_t *ipaddr)

Unicast address list basic routines
uip_ds6_addr_t *	uip_ds6_addr_add (uip_ipaddr_t *ipaddr, unsigned long vlifetime, uint8_t type)

void	uip_ds6_addr_rm (uip_ds6_addr_t *addr)

uip_ds6_addr_t *	uip_ds6_addr_lookup (uip_ipaddr_t *ipaddr)

uip_ds6_addr_t *	uip_ds6_get_link_local (int8_t state)

uip_ds6_addr_t *	uip_ds6_get_global (int8_t state)

Multicast address list basic routines
uip_ds6_maddr_t *	uip_ds6_maddr_add (uip_ipaddr_t *ipaddr)

void	uip_ds6_maddr_rm (uip_ds6_maddr_t *maddr)

uip_ds6_maddr_t *	uip_ds6_maddr_lookup (uip_ipaddr_t *ipaddr)

Anycast address list basic routines
uip_ds6_aaddr_t *	uip_ds6_aaddr_add (uip_ipaddr_t *ipaddr)

void	uip_ds6_aaddr_rm (uip_ds6_aaddr_t *aaddr)

uip_ds6_aaddr_t *	uip_ds6_aaddr_lookup (uip_ipaddr_t *ipaddr)

Routing Table basic routines
uip_ds6_route_t *	uip_ds6_route_lookup (uip_ipaddr_t *destipaddr)

uip_ds6_route_t *	uip_ds6_route_add (uip_ipaddr_t ipaddr, uint8_t length, uip_ipaddr_t nexthop, uint8_t metric)

void	uip_ds6_route_rm (uip_ds6_route_t *route)

void	uip_ds6_route_rm_by_nexthop (uip_ipaddr_t *nexthop)

Variables
struct etimer	uip_ds6_timer_rs
	Timer for maintenance of data structures.

"DS6" Data structures
number of rs already sent
uip_ds6_netif_t	uip_ds6_if

uip_ds6_nbr_t	uip_ds6_nbr_cache [UIP_DS6_NBR_NB]
	The single interface.

uip_ds6_defrt_t	uip_ds6_defrt_list [UIP_DS6_DEFRT_NB]
	Neighor cache.

uip_ds6_prefix_t	uip_ds6_prefix_list [UIP_DS6_PREFIX_NB]
	Default rt list.

uip_ds6_route_t	uip_ds6_routing_table [UIP_DS6_ROUTE_NB]
	Prefix list.

Detailed Description

    IPv6 data structures handling functions
    Comprises part of the Neighbor discovery (RFC 4861)
    and auto configuration (RFC 4862 )state machines

Author: Mathilde Durvy mdurv.nosp@m.y@ci.nosp@m.sco.c.nosp@m.om; Julien Abeille jabei.nosp@m.lle@.nosp@m.cisco.nosp@m..com

Definition in file uip-ds6.c.

Functions

Variables

Detailed Description