--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/internet-node/header-utils.cc	Fri May 04 15:04:07 2007 +0200
@@ -0,0 +1,49 @@
+/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2006 INRIA
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
+ */
+#include "header-utils.h"
+
+namespace ns3 {
+
+void WriteTo (Buffer::Iterator &i, Ipv4Address ad)
+{
+  i.WriteHtonU32 (ad.GetHostOrder ());
+}
+void WriteTo (Buffer::Iterator &i, MacAddress ad)
+{
+  uint8_t mac[MacAddress::MAX_LEN];
+  ad.Peek (mac);
+  i.Write (mac, ad.GetLength ());
+}
+
+void ReadFrom (Buffer::Iterator &i, Ipv4Address &ad)
+{
+  ad.SetHostOrder (i.ReadNtohU32 ());
+}
+void ReadFrom (Buffer::Iterator &i, MacAddress &ad, uint32_t len)
+{
+  uint8_t mac[MacAddress::MAX_LEN];
+  i.Read (mac, len);
+  ad.Set (mac, len);
+}
+
+
+
+}; // namespace ns3