--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/lte/model/lte-phy-tag.cc	Thu Mar 10 18:15:26 2011 +0100
@@ -0,0 +1,98 @@
+/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
+ *
+ * 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: Marco Miozzo <marco.miozzo@cttc.es>
+ *         Nicola Baldo <nbaldo@cttc.es>
+ */
+
+
+#include "lte-mac-tag.h"
+#include "ns3/tag.h"
+#include "ns3/uinteger.h"
+
+namespace ns3 {
+
+NS_OBJECT_ENSURE_REGISTERED (LtePhyTag);
+
+TypeId
+LtePhyTag::GetTypeId (void)
+{
+  static TypeId tid = TypeId ("ns3::LtePhyTag")
+    .SetParent<Tag> ()
+    .AddConstructor<LtePhyTag> ()    
+  ;
+  return tid;
+}
+
+TypeId
+LtePhyTag::GetInstanceTypeId (void) const
+{
+  return GetTypeId ();
+}
+
+LtePhyTag::LtePhyTag (Ptr<LtePhy> enbPhy)
+  : m_enbPhy (enbPhy.PeekPointer ())
+{
+}
+
+uint32_t
+LtePhyTag::GetSerializedSize (void) const
+{
+  return sizeof (void*);
+}
+
+void
+LtePhyTag::Serialize (TagBuffer i) const
+{
+  switch (sizeof (void*))
+    {
+    case 4:
+      i.WriteU32 ((uint32_t) m_enbPhy);
+      break;      
+    case 8:
+      i.WriteU64 ((uint64_t) m_enbPhy);
+      break;
+    default:
+      NS_FATAL ("unknown pointer size");
+      break;
+    }
+}
+
+void
+LtePhyTag::Deserialize (TagBuffer i)
+{
+ switch (sizeof (void*))
+    {
+    case 4:
+      m_enbPhy = (LtePhy*) i.ReadU32 ();
+      break;      
+    case 8:
+      m_enbPhy = (LtePhy*) i.ReadU64 ();
+      break;
+    default:
+      NS_FATAL ("unknown pointer size");
+      break;
+    }
+}
+
+void
+LtePhyTag::Print (std::ostream &os) const
+{
+  os << "0x" << std::hex << m_enbPhy << std::dec;
+}
+
+} // namespace ns3