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Merge pull request #3148 from authmillenon/ng_ndp/enh/cache-next-hop

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ng_ndp: cache determined next-hop in FIB
This commit is contained in:
Oleg Hahm 2015-07-02 10:40:35 +02:00
commit 0bf52dd055
1 changed files with 17 additions and 0 deletions
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17
sys/net/network_layer/ng_ndp/ng_ndp.c
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@ -330,6 +330,9 @@ void ng_ndp_retrans_nbr_sol(ng_ipv6_nc_t *nc_entry)
ng_ipv6_addr_to_str(addr_str, &nc_entry->ipv6_addr, sizeof(addr_str)),
nc_entry->iface);
#ifdef MODULE_FIB
fib_remove_entry((uint8_t *)&(nc_entry->ipv6_addr), sizeof(ng_ipv6_addr_t));
#endif
ng_ipv6_nc_remove(nc_entry->iface, &nc_entry->ipv6_addr);
}
}
@ -441,11 +444,25 @@ kernel_pid_t ng_ndp_next_hop_l2addr(uint8_t *l2addr, uint8_t *l2addr_len,
(ng_ipv6_netif_addr_get(prefix)->flags &
NG_IPV6_NETIF_ADDR_FLAGS_NDP_ON_LINK)) {
next_hop_ip = dst;
#ifdef MODULE_FIB
/* We don't care if FIB is full, this is just for efficiency
* for later sends */
fib_add_entry(iface, (uint8_t *)dst, sizeof(ng_ipv6_addr_t), 0,
(uint8_t *)next_hop_ip, sizeof(ng_ipv6_addr_t), 0,
FIB_LIFETIME_NO_EXPIRE);
#endif
}
}
if (next_hop_ip == NULL) {
next_hop_ip = _default_router();
#ifdef MODULE_FIB
/* We don't care if FIB is full, this is just for efficiency for later
* sends */
fib_add_entry(iface, (uint8_t *)dst, sizeof(ng_ipv6_addr_t), 0,
(uint8_t *)next_hop_ip, sizeof(ng_ipv6_addr_t), 0,
FIB_LIFETIME_NO_EXPIRE);
#endif
}
if (next_hop_ip != NULL) {