Files
unison/src/network/utils/error-channel.cc
2017-01-29 03:15:41 +01:00

152 lines
4.1 KiB
C++

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2013 Universita' di Firenze, Italy
*
* 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: Tommaso Pecorella <tommaso.pecorella@unifi.it>
*/
#include "ns3/simple-net-device.h"
#include "ns3/simulator.h"
#include "ns3/packet.h"
#include "ns3/node.h"
#include "ns3/log.h"
#include "error-channel.h"
namespace ns3 {
NS_LOG_COMPONENT_DEFINE ("ErrorChannel");
NS_OBJECT_ENSURE_REGISTERED (ErrorChannel);
TypeId
ErrorChannel::GetTypeId (void)
{
static TypeId tid = TypeId ("ns3::ErrorChannel")
.SetParent<SimpleChannel> ()
.SetGroupName ("Network")
.AddConstructor<ErrorChannel> ()
;
return tid;
}
ErrorChannel::ErrorChannel ()
{
m_jumpingTime = Seconds (0.5);
m_jumping = false;
m_jumpingState = 0;
m_duplicateTime = Seconds (0.1);
m_duplicate = false;
m_duplicateState = 0;
}
void
ErrorChannel::SetJumpingTime (Time delay)
{
m_jumpingTime = delay;
}
void
ErrorChannel::SetJumpingMode (bool mode)
{
m_jumping = mode;
m_jumpingState = 0;
}
void
ErrorChannel::SetDuplicateTime (Time delay)
{
m_duplicateTime = delay;
}
void
ErrorChannel::SetDuplicateMode (bool mode)
{
m_duplicate = mode;
m_duplicateState = 0;
}
void
ErrorChannel::Send (Ptr<Packet> p, uint16_t protocol,
Mac48Address to, Mac48Address from,
Ptr<SimpleNetDevice> sender)
{
NS_LOG_FUNCTION (p << protocol << to << from << sender);
for (std::vector<Ptr<SimpleNetDevice> >::const_iterator i = m_devices.begin (); i != m_devices.end (); ++i)
{
Ptr<SimpleNetDevice> tmp = *i;
if (tmp == sender)
{
continue;
}
if (m_jumping)
{
if (m_jumpingState % 2)
{
Simulator::ScheduleWithContext (tmp->GetNode ()->GetId (), Seconds (0),
&SimpleNetDevice::Receive, tmp, p->Copy (), protocol, to, from);
}
else
{
Simulator::ScheduleWithContext (tmp->GetNode ()->GetId (), m_jumpingTime,
&SimpleNetDevice::Receive, tmp, p->Copy (), protocol, to, from);
}
m_jumpingState++;
}
else if (m_duplicate)
{
if (m_duplicateState % 2)
{
Simulator::ScheduleWithContext (tmp->GetNode ()->GetId (), Seconds (0),
&SimpleNetDevice::Receive, tmp, p->Copy (), protocol, to, from);
}
else
{
Simulator::ScheduleWithContext (tmp->GetNode ()->GetId (), Seconds (0),
&SimpleNetDevice::Receive, tmp, p->Copy (), protocol, to, from);
Simulator::ScheduleWithContext (tmp->GetNode ()->GetId (), m_duplicateTime,
&SimpleNetDevice::Receive, tmp, p->Copy (), protocol, to, from);
}
m_duplicateState++;
}
else
{
Simulator::ScheduleWithContext (tmp->GetNode ()->GetId (), Seconds (0),
&SimpleNetDevice::Receive, tmp, p->Copy (), protocol, to, from);
}
}
}
void
ErrorChannel::Add (Ptr<SimpleNetDevice> device)
{
m_devices.push_back (device);
}
uint32_t
ErrorChannel::GetNDevices (void) const
{
return m_devices.size ();
}
Ptr<NetDevice>
ErrorChannel::GetDevice (uint32_t i) const
{
return m_devices[i];
}
} // namespace ns3