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

/*

 * Copyright (c) 2005 INRIA

 * All rights reserved.

 *

 * 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 "llc-snap-header.h"

#define noTRACE_LLC_SNAP_HEADER 1

#ifdef TRACE_LLC_SNAP_HEADER

#include <iostream>

#include "ns3/simulator.h"

# define TRACE(x) \

std::cout << "LLCSNAP HEAD TRACE " << Simulator::Now () << " " << x << std::endl;

#else /* TRACE_LLC_SNAP_HEADER */

# define TRACE(format,...)

#endif /* TRACE_LLC_SNAP_HEADER */

namespace ns3 {

LlcSnapHeader::LlcSnapHeader ()

{}

LlcSnapHeader::~LlcSnapHeader ()

{}

void 

LlcSnapHeader::SetType (uint16_t type)

{

  m_etherType = type;

}

uint16_t

LlcSnapHeader::GetType (void)

{

  return m_etherType;

}

uint32_t 

LlcSnapHeader::GetSerializedSize (void) const

{

  return 1 + 1 + 1 + 3 + 2;

}

void 

LlcSnapHeader::PrintTo (std::ostream &os) const

{

  os << "(mac)"

      << " EtherType: ";

  os.setf (std::ios::hex, std::ios::basefield);

  os << m_etherType;

  os.setf (std::ios::dec, std::ios::basefield);

}

void 

LlcSnapHeader::SerializeTo (Buffer::Iterator start) const

{

  Buffer::Iterator i = start;

  uint8_t buf[] = {0xaa, 0xaa, 0x03, 0, 0, 0};

  i.Write (buf, 6);

  i.WriteHtonU16 (m_etherType);

}

void 

LlcSnapHeader::DeserializeFrom (Buffer::Iterator start)

{

  Buffer::Iterator i = start;

  i.Next (5+1);

  m_etherType = i.ReadNtohU16 ();

}

}; // namespace ns3