Handle SPTPS datagrams in try_mac().

[tinc] / src / net_packet.c

diff --git a/src/net_packet.c b/src/net_packet.c
index 4e65155..a744485 100644 (file)
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -252,6 +252,9 @@ static void receive_packet(node_t *n, vpn_packet_t *packet) {
 }
 
 static bool try_mac(node_t *n, const vpn_packet_t *inpkt) {
+       if(experimental && OPTION_VERSION(n->options) >= 2)
+               return sptps_verify_datagram(&n->sptps, (char *)inpkt->data - 4, inpkt->len);
+
        if(!digest_active(&n->indigest) || inpkt->len < sizeof inpkt->seqno + digest_length(&n->indigest))
                return false;