/**
* Apply the port of the old host, if its ip equals the new, use port otherwise.
*/
-static void apply_port(host_t *host, host_t *old, u_int16_t port)
+static void apply_port(host_t *host, host_t *old, u_int16_t port, bool local)
{
if (host->ip_equals(host, old))
{
port = old->get_port(old);
}
- else if (port == IKEV2_UDP_PORT)
+ else if (port == (local ? CHARON_UDP_PORT : IKEV2_UDP_PORT))
{
- port = IKEV2_NATT_PORT;
+ port = (local ? CHARON_NATT_PORT : IKEV2_NATT_PORT);
}
host->set_port(host, port);
}
continue;
}
/* reuse port for an active address, 4500 otherwise */
- apply_port(me, me_old, ike_cfg->get_my_port(ike_cfg));
+ apply_port(me, me_old, ike_cfg->get_my_port(ike_cfg), TRUE);
other = other->clone(other);
- apply_port(other, other_old, ike_cfg->get_other_port(ike_cfg));
+ apply_port(other, other_old, ike_cfg->get_other_port(ike_cfg), FALSE);
DBG1(DBG_IKE, "checking path %#H - %#H", me, other);
copy = packet->clone(packet);
copy->set_source(copy, me);