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net/gnrc_netif: opt of _ipv6_get_iid() #10455

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Nov 27, 2018
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net/gnrc_netif: opt of _ipv6_get_iid() #10455

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11 changes: 10 additions & 1 deletion sys/net/gnrc/netif/gnrc_netif.c
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Original file line number Diff line number Diff line change
Expand Up @@ -826,6 +826,14 @@ int gnrc_netif_ipv6_get_iid(gnrc_netif_t *netif, eui64_t *eui64)
{
#if GNRC_NETIF_L2ADDR_MAXLEN > 0
if (netif->flags & GNRC_NETIF_FLAGS_HAS_L2ADDR) {
/* the device driver abstraction should be able to provide us with the
* IPV6_IID, so we try this first */
int res = netif->dev->driver->get(netif->dev, NETOPT_IPV6_IID,
eui64, sizeof(eui64_t));
if (res == sizeof(eui64_t)) {
return 0;
}

switch (netif->device_type) {
#ifdef MODULE_NETDEV_ETH
case NETDEV_TYPE_ETHERNET:
Expand Down Expand Up @@ -887,7 +895,8 @@ int gnrc_netif_ipv6_get_iid(gnrc_netif_t *netif, eui64_t *eui64)
break;
}
}
#endif
#endif /* GNRC_NETIF_L2ADDR_MAXLEN > 0 */

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Unrelated change, but ok.

return -ENOTSUP;
}

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