examples/interest-header-example.cc

/* -*- 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
 *
 */
#include "ns3/test.h"
#include "ns3/annotated-topology-reader.h"
#include "ns3/ccnx-interest-header.h"
#include "ns3/uinteger.h"
#include "ns3/random-variable.h"
#include <limits> 
#include "ns3/ccnx-header-helper.h"
#include "ns3/header.h"
#include "ns3/ccnx-name-components.h"
#include "ns3/nstime.h"
#include "ns3/buffer.h"
#include "ns3/log.h"
#include "ns3/packet.h"

using namespace ns3;
#include <fstream>

NS_LOG_COMPONENT_DEFINE ("InterestHeaderExample");

int
main (int argc, char *argv[])
{
  // LogComponentEnable ("InterestHeaderExample", LOG_ALL);
  // LogComponentEnable ("Packet", LOG_ALL);
	
  NS_LOG_INFO ("Test started");

  Packet::EnablePrinting ();
  Packet::EnableChecking (); 
  Packet packet (0);

  CcnxInterestHeader interestHeader;
	
  Ptr<CcnxNameComponents> testname = Create<CcnxNameComponents> ();
  (*testname) ("first") ("second");
  interestHeader.SetName(testname);
	
  uint32_t minSuffixComponents = 20;
  interestHeader.SetMinSuffixComponents(minSuffixComponents);
	
  uint32_t maxSuffixComponents = 40;
  interestHeader.SetMaxSuffixComponents(maxSuffixComponents);
	
  Time lifetime = Seconds(661777) + MicroSeconds(1234);
  interestHeader.SetInterestLifetime(lifetime);

  bool child = true;
  interestHeader.SetChildSelector(child);

  Ptr<CcnxNameComponents> exclude = Create<CcnxNameComponents> ();
  (*exclude) ("exclude1") ("exclude2");
  interestHeader.SetExclude(exclude);

  UniformVariable random(1, std::numeric_limits<uint32_t>::max ());
  uint32_t randomNonce = static_cast<uint32_t> (random.GetValue());
  interestHeader.SetNonce(randomNonce);
    
  interestHeader.SetNack(CcnxInterestHeader::NACK_CONGESTION);
  NS_LOG_INFO ("Source: \n" << interestHeader);
    
  packet.AddHeader (interestHeader);
  NS_LOG_INFO ("Deserialized packet: " << packet);

  NS_LOG_INFO ("Removing and deserializing individual headers");
	
  CcnxInterestHeader target;
  packet.RemoveHeader (target);

  // NS_LOG_INFO ("Target: \n" << target);

  return 0;
}