Add RTprop measurement for redundancy packets.

prrt/proto/processes/dataReceiver.c

@@ -171,6 +171,10 @@ handle_data_packet(PrrtSocket *sock_ptr, PrrtPacket *packet) {
 }
 
 static void handle_redundancy_packet(PrrtSocket *socket, PrrtPacket *packet) {
+    PrrtPacketRedundancyPayload *payload = packet->payload;
+    prrtTimestamp_t sentTimestamp = payload->timestamp;
+    socket->lastSentTimestamp = sentTimestamp;
+
     PrrtPacketRedundancyPayload *redundancyPayload = packet->payload;
 
     PrrtReceptionTable_mark_received(socket->redundancyReceptionTable, packet->sequenceNumber);

prrt/proto/processes/dataTransmitter.c

@@ -117,6 +117,8 @@ static bool send_packet(PrrtSocket *sock_ptr, PrrtPacket *packet) {
     // Update timestamp
     if(PrrtPacket_type(packet) == PACKET_TYPE_DATA) {
         ((PrrtPacketDataPayload*) (packet->payload))->timestamp = PrrtClock_get_current_time_us();
+    } else if(PrrtPacket_type(packet) == PACKET_TYPE_REDUNDANCY) {
+        ((PrrtPacketRedundancyPayload*) (packet->payload))->timestamp = PrrtClock_get_current_time_us();
     }
 
     check(PrrtPacket_encode(buf, MAX_PAYLOAD_LENGTH, packet), "Buffer too small.");