--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/internet/model/ipv6-autoconfigured-prefix.cc	Fri Feb 25 10:32:35 2011 -0800
@@ -0,0 +1,201 @@
+/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2008-2009 Telecom Bretagne 
+ *
+ * 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: Mehdi Benamor <benamor.mehdi@ensi.rnu.tn>
+ */
+
+#include "ns3/log.h"
+#include "ns3/node.h"
+
+#include "ipv6-l3-protocol.h"
+#include "ipv6-autoconfigured-prefix.h"
+
+NS_LOG_COMPONENT_DEFINE ("Ipv6AutoconfiguredPrefix");
+
+namespace ns3
+{
+
+uint32_t Ipv6AutoconfiguredPrefix::m_prefixId = 0;
+
+Ipv6AutoconfiguredPrefix::Ipv6AutoconfiguredPrefix (Ptr<Node> node, uint32_t interface, Ipv6Address prefix, Ipv6Prefix mask, uint32_t preferredLifeTime, uint32_t validLifeTime, Ipv6Address router)
+{
+  m_node = node;
+  m_interface = interface;
+  m_validLifeTime = validLifeTime;
+  m_preferredLifeTime = preferredLifeTime;
+  m_id = m_prefixId;
+  m_prefixId ++;
+  m_preferred = false;
+  m_valid = false;
+  m_prefix = prefix;
+  m_mask = mask;
+  m_defaultGatewayRouter = router;
+}
+
+Ipv6AutoconfiguredPrefix::~Ipv6AutoconfiguredPrefix ()
+{
+}
+
+void Ipv6AutoconfiguredPrefix::SetDefaultGatewayRouter (Ipv6Address router)
+{
+  m_defaultGatewayRouter = router;
+}
+
+Ipv6Address Ipv6AutoconfiguredPrefix::GetDefaultGatewayRouter () const
+{
+  return m_defaultGatewayRouter;
+}
+
+void Ipv6AutoconfiguredPrefix::SetInterface (uint32_t interface)
+{
+  m_interface = interface;
+}
+
+uint32_t Ipv6AutoconfiguredPrefix::GetInterface () const
+{
+  return m_interface;
+}
+
+void Ipv6AutoconfiguredPrefix::SetPreferredLifeTime (uint32_t t)
+{
+  m_preferredLifeTime = t;
+}
+
+uint32_t Ipv6AutoconfiguredPrefix::GetPreferredLifeTime () const
+{
+  return m_preferredLifeTime;
+}
+
+void Ipv6AutoconfiguredPrefix::SetValidLifeTime (uint32_t t)
+{
+  m_validLifeTime = t;
+}
+
+uint32_t Ipv6AutoconfiguredPrefix::GetValidLifeTime () const
+{
+  return m_validLifeTime;
+}
+
+void Ipv6AutoconfiguredPrefix::MarkPreferredTime ()
+{
+  m_preferred = true;
+}
+
+void Ipv6AutoconfiguredPrefix::MarkValidTime ()
+{
+  m_preferred = false;
+  m_valid = true;
+}
+
+void Ipv6AutoconfiguredPrefix::FunctionPreferredTimeout ()
+{
+  NS_LOG_INFO ("Preferred Time expired for " << m_prefix);
+  m_preferred = false;
+  MarkValidTime ();
+  StartValidTimer ();
+}
+
+void Ipv6AutoconfiguredPrefix::FunctionValidTimeout ()
+{
+  NS_LOG_INFO ("Valid Time expired for " << m_prefix);
+  m_valid = false;
+  RemoveMe ();
+}
+
+void Ipv6AutoconfiguredPrefix::StartPreferredTimer ()
+{
+  NS_LOG_INFO ("Start PreferredTimer for " << m_prefix);
+  m_preferredTimer.SetFunction (&Ipv6AutoconfiguredPrefix::FunctionPreferredTimeout, this);
+  m_preferredTimer.SetDelay (Seconds (m_preferredLifeTime));
+  m_preferredTimer.Schedule ();
+}
+
+void Ipv6AutoconfiguredPrefix::StartValidTimer ()
+{
+  NS_LOG_INFO ("Start ValidTimer for " << m_prefix);
+  m_validTimer.SetFunction (&Ipv6AutoconfiguredPrefix::FunctionValidTimeout, this);
+  m_validTimer.SetDelay (Seconds (m_validLifeTime - m_preferredLifeTime));
+  m_validTimer.Schedule ();
+}
+
+void Ipv6AutoconfiguredPrefix::StopPreferredTimer ()
+{
+  NS_LOG_INFO ("Stop PreferredTimer for " << m_prefix);
+  m_preferredTimer.Cancel ();
+}
+
+void Ipv6AutoconfiguredPrefix::StopValidTimer ()
+{
+  NS_LOG_INFO ("Stop ValidTimer for " << m_prefix);
+  m_validTimer.Cancel ();
+}
+
+void Ipv6AutoconfiguredPrefix::RemoveMe ()
+{
+  NS_LOG_INFO ("The prefix " << m_prefix << " will be removed on interface " << m_interface);
+  Ptr<Ipv6L3Protocol> ipv6 = m_node->GetObject<Ipv6L3Protocol> ();
+  ipv6->RemoveAutoconfiguredAddress (m_interface, m_prefix, m_mask, m_defaultGatewayRouter);
+}
+
+void Ipv6AutoconfiguredPrefix::SetPreferred ()
+{
+  m_preferred = true;
+}
+
+void Ipv6AutoconfiguredPrefix::SetValid ()
+{
+  m_preferred = false;
+  m_valid = true;
+}
+
+uint32_t Ipv6AutoconfiguredPrefix::GetId () const
+{ 
+  return m_id;
+}
+
+bool Ipv6AutoconfiguredPrefix::IsPreferred () const
+{
+  return m_preferred;
+}
+
+bool Ipv6AutoconfiguredPrefix::IsValid () const
+{
+  return m_valid;
+}
+
+Ipv6Address Ipv6AutoconfiguredPrefix::GetPrefix () const
+{
+  return m_prefix;
+}
+
+void Ipv6AutoconfiguredPrefix::SetPrefix (Ipv6Address prefix)
+{
+  m_prefix = prefix;
+}
+
+Ipv6Prefix Ipv6AutoconfiguredPrefix::GetMask () const
+{
+  return m_mask;
+}
+
+void Ipv6AutoconfiguredPrefix::SetMask (Ipv6Prefix mask)
+{
+  m_mask = mask;
+}
+
+} /* namespace ns3 */
+