/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

/*

 * Copyright (c) 2013

 *

 * 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: Ghada Badawy <gbadawy@gmail.com>

 */

#include "ampdu-tag.h"

#include "ns3/tag.h"

#include "ns3/uinteger.h"

namespace ns3 {

NS_OBJECT_ENSURE_REGISTERED (AmpduTag);

TypeId

AmpduTag::GetTypeId (void)

{

  static TypeId tid = TypeId ("ns3::AmpduTag")

    .SetParent<Tag> ()

    .AddConstructor<AmpduTag> ()

    .AddAttribute ("Ampdu Exists", "The value that indicates that the packet contains an AMPDU",

                   UintegerValue (false),

                   MakeUintegerAccessor (&AmpduTag::GetAmpdu),

                   MakeUintegerChecker<uint8_t> ())

  ;

  return tid;

}

TypeId

AmpduTag::GetInstanceTypeId (void) const

{

  return GetTypeId ();

}

AmpduTag::AmpduTag ()

  : m_ampdu (0)

{

}

void

AmpduTag::SetAmpdu (bool supported)

{

  m_ampdu = supported;

}

void

AmpduTag::SetNoOfMpdus (uint8_t noofmpdus)

{

  NS_ASSERT (noofmpdus <= 64);

  m_noOfMpdus = noofmpdus;

}

uint32_t

AmpduTag::GetSerializedSize (void) const

{

  return 2;

}

void

AmpduTag::Serialize (TagBuffer i) const

{

  i.WriteU8 (m_ampdu);

  i.WriteU8 (m_noOfMpdus);

}

void

AmpduTag::Deserialize (TagBuffer i)

{

  m_ampdu = i.ReadU8 ();

  m_noOfMpdus = i.ReadU8 ();

}

bool

AmpduTag::GetAmpdu () const

{

  return (m_ampdu == 1) ? true : false;

}

uint8_t

AmpduTag::GetNoOfMpdus () const

{

  return m_noOfMpdus;

}

void

AmpduTag::Print (std::ostream &os) const

{

  os << "A-MPDU exists=" << m_ampdu;

}

} // namespace ns3