dsss-parameter-set.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2016 Sébastien Deronne
 *
 * 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: Sébastien Deronne <sebastien.deronne@gmail.com>
 */

#include "dsss-parameter-set.h"

namespace ns3 {

DsssParameterSet::DsssParameterSet ()
  : m_currentChannel (0),
    m_dsssSupported (0)
{
}

WifiInformationElementId
DsssParameterSet::ElementId () const
{
  return IE_DSSS_PARAMETER_SET;
}

void
DsssParameterSet::SetDsssSupported (uint8_t dsssSupported)
{
  m_dsssSupported = dsssSupported;
}

void
DsssParameterSet::SetCurrentChannel (uint8_t currentChannel)
{
  m_currentChannel = currentChannel;
}

uint8_t
DsssParameterSet::GetInformationFieldSize () const
{
  NS_ASSERT (m_dsssSupported);
  return 1;
}

Buffer::Iterator
DsssParameterSet::Serialize (Buffer::Iterator i) const
{
  if (!m_dsssSupported)
    {
      return i;
    }
  return WifiInformationElement::Serialize (i);
}

uint16_t
DsssParameterSet::GetSerializedSize () const
{
  if (!m_dsssSupported)
    {
      return 0;
    }
  return WifiInformationElement::GetSerializedSize ();
}

void
DsssParameterSet::SerializeInformationField (Buffer::Iterator start) const
{
  if (m_dsssSupported)
    {
      start.WriteU8 (m_currentChannel);
    }
}

uint8_t
DsssParameterSet::DeserializeInformationField (Buffer::Iterator start, uint8_t length)
{
  Buffer::Iterator i = start;
  m_currentChannel = i.ReadU8 ();
  return length;
}

} //namespace ns3