/*

 * Copyright (c) 2009 MIRKO BANCHI

 *

 * 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: Mirko Banchi <mk.banchi@gmail.com>

 */

#include "qos-tag.h"

#include "ns3/tag.h"

#include "ns3/uinteger.h"

namespace ns3 {

NS_OBJECT_ENSURE_REGISTERED (QosTag);

TypeId

QosTag::GetTypeId (void)

{

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

    .SetParent<Tag> ()

    .AddConstructor<QosTag> ()

    .AddAttribute ("tid", "The tid that indicates AC which packet belongs",

                   UintegerValue (0),

                   MakeUintegerAccessor (&QosTag::GetTid),

                   MakeUintegerChecker<uint8_t> ())

  ;

  return tid;

}

TypeId

QosTag::GetInstanceTypeId (void) const

{

  return GetTypeId ();

}

QosTag::QosTag ()

  : m_tid (0)

{

}

QosTag::QosTag (uint8_t tid)

  : m_tid (tid)

{

}

void

QosTag::SetTid (uint8_t tid)

{

  m_tid = tid;

}

void

QosTag::SetUserPriority (UserPriority up)

{

  m_tid = up;

}

uint32_t

QosTag::GetSerializedSize (void) const

{

  return 1;

}

void

QosTag::Serialize (TagBuffer i) const

{

  i.WriteU8 (m_tid);

}

void

QosTag::Deserialize (TagBuffer i)

{

  m_tid = (UserPriority) i.ReadU8 ();

}

uint8_t

QosTag::GetTid () const

{

  return m_tid;

}

void

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

{

  os << "Tid=" << m_tid;

}

} //namespace ns3