/*
 * 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 "wifi-mac-trailer.h"

namespace ns3
{

NS_OBJECT_ENSURE_REGISTERED(WifiMacTrailer);

WifiMacTrailer::WifiMacTrailer()
{
}

WifiMacTrailer::~WifiMacTrailer()
{
}

TypeId
WifiMacTrailer::GetTypeId()
{
    static TypeId tid = TypeId("ns3::WifiMacTrailer")
                            .SetParent<Trailer>()
                            .SetGroupName("Wifi")
                            .AddConstructor<WifiMacTrailer>();
    return tid;
}

TypeId
WifiMacTrailer::GetInstanceTypeId() const
{
    return GetTypeId();
}

void
WifiMacTrailer::Print(std::ostream& os) const
{
}

uint32_t
WifiMacTrailer::GetSerializedSize() const
{
    return WIFI_MAC_FCS_LENGTH;
}

void
WifiMacTrailer::Serialize(Buffer::Iterator start) const
{
    start.Prev(WIFI_MAC_FCS_LENGTH);
    start.WriteU32(0);
}

uint32_t
WifiMacTrailer::Deserialize(Buffer::Iterator start)
{
    return WIFI_MAC_FCS_LENGTH;
}

} // namespace ns3
