NS-3 based Named Data Networking (NDN) simulator
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ndn-rtt-mean-deviation.h
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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//
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// Copyright (c) 2006 Georgia Tech Research Corporation
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// (c) 2013 University of Arizona
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// (c) 2013 University of California, Los Angeles
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2 as
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// published by the Free Software Foundation;
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// Author: Rajib Bhattacharjea<raj.b@gatech.edu>
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// Cheng Yi <yic@email.arizona.edu>
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// Alexander Afanasyev <alexander.afanasyev@ucla.edu>
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//
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// Georgia Tech Network Simulator - Round Trip Time Estimation Class
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// George F. Riley. Georgia Tech, Spring 2002
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#ifndef NDN_RTT_MEAN_DEVIATION_H
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#define NDN_RTT_MEAN_DEVIATION_H
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#include <ns3/ndnSIM/utils/ndn-rtt-estimator.h>
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namespace
ns3 {
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namespace
ndn {
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class
RttMeanDeviation
:
public
RttEstimator
{
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public
:
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static
TypeId GetTypeId (
void
);
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RttMeanDeviation
();
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RttMeanDeviation
(
const
RttMeanDeviation
&);
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virtual
TypeId GetInstanceTypeId (
void
)
const
;
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void
SentSeq
(SequenceNumber32 seq, uint32_t size);
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Time
AckSeq
(SequenceNumber32 ackSeq);
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void
Measurement
(Time measure);
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Time
RetransmitTimeout
();
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Ptr<RttEstimator> Copy ()
const
;
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void
Reset
();
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void
Gain (
double
g);
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private
:
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double
m_gain;
// Filter gain
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double
m_gain2;
// Filter gain
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Time m_variance;
// Current variance
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};
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}
// namespace ndn
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}
// namespace ns3
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#endif // NDN_RTT_MEAN_DEVIATION
ns3::ndn::RttMeanDeviation::Measurement
void Measurement(Time measure)
Add a new measurement to the estimator.
Definition:
ndn-rtt-mean-deviation.cc:83
ns3::ndn::RttMeanDeviation::RetransmitTimeout
Time RetransmitTimeout()
Returns the estimated RTO.
Definition:
ndn-rtt-mean-deviation.cc:106
ns3::ndn::RttMeanDeviation::AckSeq
Time AckSeq(SequenceNumber32 ackSeq)
Note that a particular ack sequence has been received.
Definition:
ndn-rtt-mean-deviation.cc:159
ns3::ndn::RttMeanDeviation::SentSeq
void SentSeq(SequenceNumber32 seq, uint32_t size)
Note that a particular sequence has been sent.
Definition:
ndn-rtt-mean-deviation.cc:140
ns3::ndn::RttMeanDeviation::Reset
void Reset()
Resets the estimation to its initial state.
Definition:
ndn-rtt-mean-deviation.cc:125
ns3::ndn::RttMeanDeviation
The modified version of "Mean--Deviation" RTT estimator, as discussed by Van Jacobson that better sui...
Definition:
ndn-rtt-mean-deviation.h:47
ns3::ndn::RttEstimator
Base class for all RTT Estimators.
Definition:
ndn-rtt-estimator.h:61
ndnSIM
utils
ndn-rtt-mean-deviation.h
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