mesh-wifi-beacon.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2009 IITP RAS
 *
 * 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: Pavel Boyko <boyko@iitp.ru>
 */

#include "ns3/mesh-wifi-beacon.h"
#include "ns3/nstime.h"
#include "ns3/wifi-mac-header.h"

namespace ns3 {

MeshWifiBeacon::MeshWifiBeacon (Ssid ssid, SupportedRates rates, uint64_t us)
{
  m_header.SetSsid (ssid);
  m_header.SetSupportedRates (rates);
  m_header.SetBeaconIntervalUs (us);
}

void
MeshWifiBeacon::AddInformationElement (Ptr<WifiInformationElement> ie)
{
  m_elements.AddInformationElement (ie);
}

Time
MeshWifiBeacon::GetBeaconInterval () const
{
  return MicroSeconds (m_header.GetBeaconIntervalUs ());
}

Ptr<Packet>
MeshWifiBeacon::CreatePacket ()
{
  Ptr<Packet> packet = Create <Packet> ();
  packet->AddHeader (m_elements);
  packet->AddHeader (BeaconHeader ());
  return packet;
}

WifiMacHeader
MeshWifiBeacon::CreateHeader (Mac48Address address, Mac48Address mpAddress)
{
  WifiMacHeader hdr;
  hdr.SetType (WIFI_MAC_MGT_BEACON);
  hdr.SetAddr1 (Mac48Address::GetBroadcast ());
  hdr.SetAddr2 (address);
  hdr.SetAddr3 (mpAddress);
  hdr.SetDsNotFrom ();
  hdr.SetDsNotTo ();
  return hdr;
}

} // namespace ns3