gnrc_ipv6_nib: add hook for Prefix Information Option

hugueslarrive · Sep 2, 2021 · f4828cc · f4828cc
1 parent eace949
commit f4828cc
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diff --git a/makefiles/pseudomodules.inc.mk b/makefiles/pseudomodules.inc.mk
@@ -48,6 +48,7 @@ PSEUDOMODULES += gnrc_ipv6_nib_6lr
 PSEUDOMODULES += gnrc_ipv6_nib_dns
 PSEUDOMODULES += gnrc_ipv6_nib_rio
 PSEUDOMODULES += gnrc_ipv6_nib_router
+PSEUDOMODULES += gnrc_ipv6_nib_rtr_adv_pio_cb
 PSEUDOMODULES += gnrc_netdev_default
 PSEUDOMODULES += gnrc_neterr
 PSEUDOMODULES += gnrc_netapi_callbacks

diff --git a/sys/net/gnrc/network_layer/ipv6/nib/nib.c b/sys/net/gnrc/network_layer/ipv6/nib/nib.c
@@ -754,6 +754,13 @@ static void _handle_rtr_adv(gnrc_netif_t *netif, const ipv6_hdr_t *ipv6,
                                               (ndp_opt_pi_t *)opt);
 #endif  /* CONFIG_GNRC_IPV6_NIB_MULTIHOP_P6C */
                 next_timeout = _min(next_timeout, min_pfx_timeout);
+
+                /* notify optional PIO consumer */
+                if (IS_USED(MODULE_GNRC_IPV6_NIB_RTR_ADV_PIO_CB)) {
+                    extern void gnrc_ipv6_nib_rtr_adv_pio_cb(gnrc_netif_t *netif,
+                                                             const ndp_opt_pi_t *pio);
+                    gnrc_ipv6_nib_rtr_adv_pio_cb(netif, (ndp_opt_pi_t *)opt);
+                }
                 break;
             }
             /* ABRO was already secured in the option check above */