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/* -*- 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-interest-sender.h"
NS_LOG_COMPONENT_DEFINE ("CcnxInterestSender");
namespace ns3
{
NS_OBJECT_ENSURE_REGISTERED (CcnxInterestSender);
TypeId
CcnxInterestSender::GetTypeId (void)
{
static TypeId tid = TypeId ("ns3::CcnxInterestSender")
.SetParent<Application> ()
.AddConstructor<CcnxInterestSender> ()
.AddAttribute ("OffTime", "Time interval between packets",
TimeValue (Seconds (0.1)),
MakeTimeAccessor (&CcnxInterestSender::m_offTime),
MakeTimeChecker ())
/*.AddAttribute ("NameComponents","CcnxName of the Interest (use CcnxNameComponents)",
CcnxNameComponentsValue(CcnxNameComponents()),
MakeCcnxNameComponentsAccessor(&CcnxInterestSender::m_interestName),
MakeCcnxNameComponentsChecker())*/
.AddAttribute ("InterestName","CcnxName of the Interest (use CcnxNameComponents)",
PointerValue (CreateObject<CcnxNameComponents> ()),
MakePointerAccessor (&CcnxInterestSender::m_interestName),
MakePointerChecker<CcnxNameComponents> ())
.AddAttribute ("LifeTime", "LifeTime fo interest packet",
TimeValue (Seconds (4.0)),
MakeTimeAccessor (&CcnxInterestSender::m_interestLifeTime),
MakeTimeChecker ())
.AddAttribute ("MinSuffixComponents", "MinSuffixComponents",
IntegerValue(-1),
MakeIntegerAccessor(&CcnxInterestSender::m_minSuffixComponents),
MakeIntegerChecker<int32_t>())
.AddAttribute ("MaxSuffixComponents", "MaxSuffixComponents",
IntegerValue(-1),
MakeIntegerAccessor(&CcnxInterestSender::m_maxSuffixComponents),
MakeIntegerChecker<int32_t>())
.AddAttribute ("ChildSelector", "ChildSelector",
BooleanValue(false),
MakeBooleanAccessor(&CcnxInterestSender::m_childSelector),
MakeBooleanChecker())
/*.AddAttribute ("Exclude","only simple name matching is supported (use CcnxNameComponents)",
CcnxNameComponentsValue(CcnxNameComponents()),
MakeCcnxNameComponentsAccessor(&CcnxInterestSender::m_exclude),
MakeCcnxNameComponentsChecker())*/
.AddAttribute ("Exclude", "only simple name matching is supported (use CcnxNameComponents)",
PointerValue (CreateObject<CcnxNameComponents> ()),
MakePointerAccessor (&CcnxInterestSender::m_exclude),
MakePointerChecker<CcnxNameComponents> ())
.AddAttribute ("Initial Nonce", "If 0 then nonce is not used",
UintegerValue(1),
MakeUintegerAccessor(&CcnxInterestSender::m_initialNonce),
MakeUintegerChecker<uint32_t>())
;
/*
.AddAttribute ("NoiseModel",
"A pointer to the model of the channel ambient noise.",
PointerValue (CreateObject<UanNoiseModelDefault> ()),
MakePointerAccessor (&UanChannel::m_noise),
MakePointerChecker<UanNoiseModel> ())*/
return tid;
}
CcnxInterestSender::CcnxInterestSender ()
{
NS_LOG_FUNCTION_NOARGS ();
}
CcnxInterestSender::~CcnxInterestSender()
{
NS_LOG_FUNCTION_NOARGS ();
}
void
CcnxInterestSender::DoDispose (void)
{
NS_LOG_FUNCTION_NOARGS ();
Application::DoDispose ();
}
// Application Methods
void
CcnxInterestSender::StartApplication () // Called at time specified by Start
{
NS_LOG_FUNCTION_NOARGS ();
ScheduleNextTx();
}
void
CcnxInterestSender::StopApplication () // Called at time specified by Stop
{
NS_LOG_FUNCTION_NOARGS ();
CancelEvents ();
}
void
CcnxInterestSender::CancelEvents ()
{
NS_LOG_FUNCTION_NOARGS ();
Simulator::Cancel (m_sendEvent);
}
void
CcnxInterestSender::ScheduleNextTx ()
{
NS_LOG_FUNCTION_NOARGS ();
Time nextTime = Seconds(m_offTime); //send now
m_sendEvent = Simulator::Schedule (nextTime, &CcnxInterestSender::SendPacket, this);
}
void
CcnxInterestSender::SendPacket ()
{
NS_LOG_FUNCTION_NOARGS ();
NS_LOG_INFO ("Sending Interest at " << Simulator::Now ());
uint32_t randomNonce = UniformVariable().GetInteger(1, std::numeric_limits<uint32_t>::max ());
CcnxInterestHeader interestHeader;
interestHeader.SetNonce(randomNonce);
//const Ptr<CcnxNameComponents> name = Create<CcnxNameComponents>(m_interestName);
interestHeader.SetName(m_interestName);
interestHeader.SetInterestLifetime(m_interestLifeTime);
interestHeader.SetChildSelector(m_childSelector);
//const Ptr<CcnxNameComponents> exclude = Create<CcnxNameComponents>(m_exclude);
interestHeader.SetExclude(m_exclude);
interestHeader.SetMaxSuffixComponents(m_maxSuffixComponents);
interestHeader.SetMinSuffixComponents(m_minSuffixComponents);
Ptr<Packet> packet = Create<Packet> ();
packet->AddHeader (interestHeader);
m_face->Send(packet);
ScheduleNextTx();
}
}