Best route forwarding strategy
diff --git a/model/ccnx-bestroute-strategy.cc b/model/ccnx-bestroute-strategy.cc
new file mode 100644
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+++ b/model/ccnx-bestroute-strategy.cc
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * 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: Ilya Moiseenko <iliamo@cs.ucla.edu>
+ */
+
+#include "ccnx-bestroute-strategy.h"
+#include "ns3/assert.h"
+
+#include "ccnx-route.h"
+
+
+NS_LOG_COMPONENT_DEFINE ("CcnxBestRouteStrategy");
+namespace __ccnx_private {
+
+ struct CcnxFibFaceMetricByFace;
+}
+
+namespace ns3
+{
+
+using namespace __ccnx_private;
+
+NS_OBJECT_ENSURE_REGISTERED (CcnxBestRouteStrategy);
+
+TypeId CcnxBestRouteStrategy::GetTypeId (void)
+{
+ static TypeId tid = TypeId ("ns3::CcnxBestRouteStrategy")
+ .SetGroupName ("Ccnx")
+ .SetParent<Object> ()
+ ;
+ return tid;
+}
+
+CcnxBestRouteStrategy::CcnxBestRouteStrategy ()
+{
+}
+
+
+bool
+CcnxBestRouteStrategy::PropagateInterest (CcnxPitEntryContainer::type::iterator pitEntry,
+ CcnxFibEntryContainer::type::iterator fibEntry,
+ const Ptr<CcnxFace> &incomingFace,
+ Ptr<CcnxInterestHeader> &header,
+ const Ptr<const Packet> &packet,
+ SendCallback ucb)
+{
+ NS_LOG_FUNCTION(this);
+ NS_LOG_INFO(*fibEntry);
+
+ Ptr<CcnxFace> bestFace = fibEntry->FindBestCandidate(0);
+
+ if( bestFace == NULL )
+ {
+ return false;
+ }
+ else
+ {
+ bool tryResult = GetPit ()->TryAddOutgoing (pitEntry, bestFace);
+ if (tryResult == false)
+ {
+ return false;
+ }
+
+ ucb (bestFace, header, packet->Copy());
+ }
+
+ return true;
+}
+
+} //namespace ns3