--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/internet-node/i-ipv4-private.cc	Fri May 04 15:04:07 2007 +0200
@@ -0,0 +1,69 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2007 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 "i-ipv4-private.h"
+#include "ipv4.h"
+#include "ns3/assert.h"
+#include "ns3/iid-manager.h"
+
+namespace ns3 {
+
+const uint32_t IIpv4Private::iid = IidManager::Allocate ("IIpv4Private");
+
+IIpv4Private::IIpv4Private (Ipv4 *ipv4)
+  : NsUnknown (IIpv4Private::iid),
+    m_ipv4 (ipv4)
+{
+  m_ipv4->Ref ();
+}
+IIpv4Private::~IIpv4Private ()
+{
+  NS_ASSERT (m_ipv4 == 0);
+}
+TraceResolver *
+IIpv4Private::CreateTraceResolver (TraceContext const &context)
+{
+  return m_ipv4->CreateTraceResolver (context);
+}
+void 
+IIpv4Private::Send (Packet const &packet, Ipv4Address source, 
+		    Ipv4Address destination, uint8_t protocol)
+{
+  m_ipv4->Send (packet, source, destination, protocol);
+}
+Ipv4Interface *
+IIpv4Private::FindInterfaceForDevice (NetDevice const*device)
+{
+  return m_ipv4->FindInterfaceForDevice (device);
+}
+void 
+IIpv4Private::Receive(Packet& p, NetDevice *device)
+{
+  m_ipv4->Receive (p, device);
+}
+void 
+IIpv4Private::DoDispose (void)
+{
+  m_ipv4->Unref ();
+  m_ipv4 = 0;
+  NsUnknown::DoDispose ();
+}
+
+} // namespace ns3