point-to-point-remote-channel.cc

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/*
 * Copyright (c) 2007, 2008 University of Washington
 *
 * 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: George Riley <riley@ece.gatech.edu>
 */
 
#include "point-to-point-remote-channel.h"
 
#include "point-to-point-net-device.h"
 
#include "ns3/log.h"
#include "ns3/mpi-interface.h"
#include "ns3/packet.h"
#include "ns3/simulator.h"
 
#include <iostream>
 
namespace ns3
{
 
NS_LOG_COMPONENT_DEFINE("PointToPointRemoteChannel");
 
NS_OBJECT_ENSURE_REGISTERED(PointToPointRemoteChannel);
 
TypeId
PointToPointRemoteChannel::GetTypeId()
{
    static TypeId tid = TypeId("ns3::PointToPointRemoteChannel")
                            .SetParent<PointToPointChannel>()
                            .SetGroupName("PointToPoint")
                            .AddConstructor<PointToPointRemoteChannel>();
    return tid;
}
 
PointToPointRemoteChannel::PointToPointRemoteChannel()
    : PointToPointChannel()
{
}
 
PointToPointRemoteChannel::~PointToPointRemoteChannel()
{
}
 
bool
PointToPointRemoteChannel::TransmitStart(Ptr<const Packet> p,
                                         Ptr<PointToPointNetDevice> src,
                                         Time txTime)
{
    NS_LOG_FUNCTION(this << p << src);
    NS_LOG_LOGIC("UID is " << p->GetUid() << ")");
 
    IsInitialized();
 
    uint32_t wire = src == GetSource(0) ? 0 : 1;
    Ptr<PointToPointNetDevice> dst = GetDestination(wire);
 
    // Calculate the rxTime (absolute)
    Time rxTime = Simulator::Now() + txTime + GetDelay();
    MpiInterface::SendPacket(p->Copy(), rxTime, dst->GetNode()->GetId(), dst->GetIfIndex());
    return true;
}
 
} // namespace ns3