-move IPv6 header initialization to tun library

1 files changed, 5 insertions, 12 deletions

diff --git a/src/dns/gnunet-service-dns.c b/src/dns/gnunet-service-dns.c
index 5dc6641e7..288304600 100644
--- a/src/dns/gnunet-service-dns.c
+++ b/src/dns/gnunet-service-dns.c
@@ -419,18 +419,11 @@ request_done (struct RequestRecord *rr)
 
         spt = dst->sin6_port;
         dpt = src->sin6_port;
-        ip.traffic_class_h = 0;
-        ip.version  = 6; /* is there a named constant? I couldn't find one */
-        ip.traffic_class_l = 0;
-        ip.flow_label = 0;
-        ip.payload_length = htons ((uint16_t) reply_len);
-        ip.next_header = IPPROTO_UDP;
-        ip.hop_limit = 255; /* or lower? */
-        ip.source_address = dst->sin6_addr;
-        ip.destination_address = src->sin6_addr;
-        udp_crc_sum = GNUNET_CRYPTO_crc16_step (udp_crc_sum,
-                                                &ip.source_address, 
-                                                sizeof (struct in6_addr) * 2);
+        GNUNET_TUN_initialize_ipv6_header (&ip,
+                                           IPPROTO_UDP,
+                                           reply_len - sizeof (struct GNUNET_TUN_IPv6Header),
+                                           &dst->sin6_addr,
+                                           &src->sin6_addr);
         {
           uint32_t tmp;