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

/*

 * Copyright (c) 2006 INRIA

 *

 * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>

 */

#include "capability-information.h"

#include "ns3/log.h"

namespace ns3 {

NS_LOG_COMPONENT_DEFINE ("CapabilityInformation");

CapabilityInformation::CapabilityInformation ()

  : m_capability (0)

{

  NS_LOG_FUNCTION (this);

}

void

CapabilityInformation::SetEss (void)

{

  NS_LOG_FUNCTION (this);

  Set (0);

  Clear (1);

}

void

CapabilityInformation::SetIbss (void)

{

  NS_LOG_FUNCTION (this);

  Clear (0);

  Set (1);

}

bool

CapabilityInformation::IsEss (void) const

{

  NS_LOG_FUNCTION (this);

  return Is (0);

}

bool

CapabilityInformation::IsIbss (void) const

{

  NS_LOG_FUNCTION (this);

  return Is (1);

}

void

CapabilityInformation::Set (uint8_t n)

{

  NS_LOG_FUNCTION (this << static_cast<uint32_t> (n));

  uint32_t mask = 1 << n;

  m_capability |= mask;

}

void

CapabilityInformation::Clear (uint8_t n)

{

  NS_LOG_FUNCTION (this << static_cast<uint32_t> (n));

  uint32_t mask = 1 << n;

  m_capability &= ~mask;

}

bool

CapabilityInformation::Is (uint8_t n) const

{

  NS_LOG_FUNCTION (this << static_cast<uint32_t> (n));

  uint32_t mask = 1 << n;

  return (m_capability & mask) == mask;

}

uint32_t

CapabilityInformation::GetSerializedSize (void) const

{

  NS_LOG_FUNCTION (this);

  return 2;

}

Buffer::Iterator

CapabilityInformation::Serialize (Buffer::Iterator start) const

{

  NS_LOG_FUNCTION (this << &start);

  start.WriteHtolsbU16 (m_capability);

  return start;

}

Buffer::Iterator

CapabilityInformation::Deserialize (Buffer::Iterator start)

{

  NS_LOG_FUNCTION (this << &start);

  m_capability = start.ReadLsbtohU16 ();

  return start;

}

} //namespace ns3