sll-header.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2015 Université Pierre et Marie Curie
 *
 * 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: Matthieu Coudron <matthieu.coudron@lip6.fr>
 */
#include "sll-header.h"
#include "ns3/log.h"


namespace ns3 {

NS_LOG_COMPONENT_DEFINE ("SllHeader");

NS_OBJECT_ENSURE_REGISTERED (SllHeader);

SllHeader::SllHeader ()
  : m_packetType (UNICAST_FROM_PEER_TO_ME),
    m_arphdType (0),
    m_addressLength (0),
    m_address (0),
    m_protocolType (0)
{
  NS_LOG_FUNCTION (this);
}

SllHeader::~SllHeader ()
{
  NS_LOG_FUNCTION (this);
}


TypeId
SllHeader::GetTypeId (void)
{
  static TypeId tid = TypeId ("ns3::SllHeader")
    .SetParent<Header> ()
    .SetGroupName ("Network")
    .AddConstructor<SllHeader> ()
  ;
  return tid;
}

TypeId
SllHeader::GetInstanceTypeId (void) const
{
  return GetTypeId ();
}

uint16_t
SllHeader::GetArpType () const
{
  return m_arphdType;
}

void
SllHeader::SetArpType (uint16_t arphdType)
{
  NS_LOG_FUNCTION (arphdType);
  m_arphdType = arphdType;
}

SllHeader::PacketType
SllHeader::GetPacketType (void) const
{
  return m_packetType;
}

void
SllHeader::SetPacketType (PacketType type)
{
  NS_LOG_FUNCTION (type);
  m_packetType = type;
}

void
SllHeader::Print (std::ostream &os)  const
{
  os << "SLLHeader packetType=" << m_packetType << " protocol=" << m_protocolType;
}

uint32_t
SllHeader::GetSerializedSize (void)  const
{
  return 2 + 2 + 2 + 8 + 2;
}

void
SllHeader::Serialize (Buffer::Iterator start)  const
{
  Buffer::Iterator i = start;
  i.WriteHtonU16 (m_packetType);
  i.WriteHtonU16 (m_arphdType);
  i.WriteHtonU16 (m_addressLength);
  i.WriteHtonU64 (m_address);
  i.WriteHtonU16 (m_protocolType);
}

uint32_t
SllHeader::Deserialize (Buffer::Iterator start)
{
  Buffer::Iterator i = start;
  m_packetType = static_cast<PacketType> (i.ReadNtohU16 ());
  m_arphdType = i.ReadNtohU16 ();
  m_addressLength = i.ReadNtohU16 ();
  m_address = i.ReadNtohU64 ();
  m_protocolType = i.ReadNtohU16 ();

  return GetSerializedSize ();
}

}