src/wifi/model/amsdu-subframe-header.cc
author Junling Bu <linlinjavaer@gmail.com>
Tue, 03 Dec 2013 11:25:59 -0800
changeset 10459 f2e90c12a44f
parent 10410 4d4eb8097fa3
child 10652 dc18deba4502
permissions -rw-r--r--
base implementation of the IEEE 802.11p standard
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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 * Copyright (c) 2009 MIRKO BANCHI
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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: Mirko Banchi <mk.banchi@gmail.com>
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 */
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#include "amsdu-subframe-header.h"
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#include "ns3/address-utils.h"
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#include "ns3/log.h"
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NS_LOG_COMPONENT_DEFINE ("AmsduSubframeHeader");
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namespace ns3 {
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NS_OBJECT_ENSURE_REGISTERED (AmsduSubframeHeader)
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  ;
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TypeId
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AmsduSubframeHeader::GetTypeId ()
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{
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  static TypeId tid = TypeId ("ns3::AmsduSubframeHeader")
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    .SetParent<Header> ()
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    .AddConstructor<AmsduSubframeHeader> ()
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  ;
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  return tid;
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}
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TypeId
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AmsduSubframeHeader::GetInstanceTypeId (void) const
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{
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  return GetTypeId ();
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}
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AmsduSubframeHeader::AmsduSubframeHeader ()
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  : m_length (0)
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{
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  NS_LOG_FUNCTION (this);
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}
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AmsduSubframeHeader::~AmsduSubframeHeader ()
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{
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  NS_LOG_FUNCTION (this);
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}
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uint32_t
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AmsduSubframeHeader::GetSerializedSize () const
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{
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  NS_LOG_FUNCTION (this);
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  return (6 + 6 + 2);
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}
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void
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AmsduSubframeHeader::Serialize (Buffer::Iterator i) const
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{
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  NS_LOG_FUNCTION (this << &i);
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  WriteTo (i, m_da);
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  WriteTo (i, m_sa);
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  i.WriteHtonU16 (m_length);
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}
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uint32_t
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AmsduSubframeHeader::Deserialize (Buffer::Iterator start)
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{
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  NS_LOG_FUNCTION (this << &start);
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  Buffer::Iterator i = start;
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  ReadFrom (i, m_da);
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  ReadFrom (i, m_sa);
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  m_length = i.ReadNtohU16 ();
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  return i.GetDistanceFrom (start);
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}
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void
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AmsduSubframeHeader::Print (std::ostream &os) const
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{
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  NS_LOG_FUNCTION (this << &os);
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  os << "DA = " << m_da << ", SA = " << m_sa << ", length = " << m_length;
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}
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void
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AmsduSubframeHeader::SetDestinationAddr (Mac48Address to)
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{
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  NS_LOG_FUNCTION (this << to);
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  m_da = to;
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}
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void
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AmsduSubframeHeader::SetSourceAddr (Mac48Address from)
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{
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  NS_LOG_FUNCTION (this << from);
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  m_sa = from;
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}
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void
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AmsduSubframeHeader::SetLength (uint16_t length)
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{
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  NS_LOG_FUNCTION (this << length);
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  m_length = length;
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}
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Mac48Address
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AmsduSubframeHeader::GetDestinationAddr (void) const
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{
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  NS_LOG_FUNCTION (this);
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  return m_da;
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}
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Mac48Address
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AmsduSubframeHeader::GetSourceAddr (void) const
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{
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  NS_LOG_FUNCTION (this);
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  return m_sa;
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}
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uint16_t
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AmsduSubframeHeader::GetLength (void) const
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{
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  NS_LOG_FUNCTION (this);
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  return m_length;
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}
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} // namespace ns3