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refactor mock-channel
This commit is contained in:
Tim Schubert
parent
76c314130e
commit
95774794b5
6 changed files with 221 additions and 84 deletions
114
model/isl-mock-channel.cc
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114
model/isl-mock-channel.cc
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@ -0,0 +1,114 @@
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2007, 2008 University of Washington
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <ns3/trace-source-accessor.h>
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#include <ns3/packet.h>
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#include <ns3/simulator.h>
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#include <ns3/log.h>
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#include <ns3/pointer.h>
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#include "isl-mock-channel.h"
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namespace ns3 {
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NS_LOG_COMPONENT_DEFINE ("IslMockChannel");
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NS_OBJECT_ENSURE_REGISTERED (IslMockChannel);
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TypeId
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IslMockChannel::GetTypeId (void)
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{
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static TypeId tid = TypeId ("ns3::IslMockChannel")
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.SetParent<MockChannel> ()
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.SetGroupName ("Leo")
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.AddConstructor<IslMockChannel> ()
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;
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return tid;
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}
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//
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// By default, you get a channel that
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// has an "infitely" fast transmission speed and zero processing delay.
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IslMockChannel::IslMockChannel() : MockChannel ()
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{
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NS_LOG_FUNCTION_NOARGS ();
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}
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IslMockChannel::~IslMockChannel()
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{
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}
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bool IslMockChannel::Deliver (
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Ptr<const Packet> p,
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Ptr<MockNetDevice> src,
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Ptr<MockNetDevice> dst,
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Time txTime)
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{
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NS_LOG_FUNCTION (this << p << src->GetAddress () << dst->GetAddress () << txTime);
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Time delay = GetDelay (src, dst, txTime);
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/* Check if there is LOS between the source and destination */
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if (GetPropagationLoss ()->CalcRxPower(1, src->GetMobilityModel(), dst->GetMobilityModel()) > 0)
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{
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Simulator::ScheduleWithContext (dst->GetNode ()->GetId (),
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delay,
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&MockNetDevice::Receive,
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dst,
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p->Copy (),
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src);
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// Call the tx anim callback on the net device
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m_txrxMock (p, src, dst, txTime, delay);
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return true;
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}
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else
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{
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NS_LOG_LOGIC (dst << " unreachable from " << src);
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return false;
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}
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}
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bool
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IslMockChannel::TransmitStart (
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Ptr<const Packet> p,
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uint32_t srcId,
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Address destAddr,
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Time txTime)
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{
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NS_LOG_FUNCTION (this << p << srcId << destAddr << txTime);
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NS_LOG_LOGIC ("UID is " << p->GetUid () << ")");
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Ptr<MockNetDevice> src = DynamicCast<MockNetDevice> (GetDevice (srcId));
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Ptr<MockNetDevice> dst = DynamicCast<MockNetDevice> (GetDevice (destAddr));
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if (dst == nullptr)
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{
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NS_LOG_LOGIC ("destination address " << destAddr << " unknown on channel");
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for (uint32_t i = 0; i < GetNDevices (); i++)
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{
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Deliver (p, src, DynamicCast<MockNetDevice> (GetDevice (i)), txTime);
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}
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return true;
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}
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else
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{
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return Deliver (p, src, dst, txTime);
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}
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}
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} // namespace ns3
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68
model/isl-mock-channel.h
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68
model/isl-mock-channel.h
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@ -0,0 +1,68 @@
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef ISL_CHANNEL_H
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#define ISL_CHANNEL_H
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#include <string>
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#include <stdint.h>
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#include "ns3/object.h"
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#include "ns3/ptr.h"
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#include "ns3/channel.h"
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#include "ns3/mobility-model.h"
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#include "ns3/net-device.h"
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#include "ns3/time-data-calculators.h"
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#include "ns3/traced-callback.h"
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#include "ns3/mobility-module.h"
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#include "ns3/propagation-delay-model.h"
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#include "ns3/propagation-loss-model.h"
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#include "mock-net-device.h"
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#include "mock-channel.h"
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namespace ns3 {
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class MockNetDevice;
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/**
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* \ingroup network
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* \defgroup channel Channel
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*/
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/**
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* \ingroup channel
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* \brief Simplified inter-satellite channel
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*
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* A perfect channel with varariable delay (time-of-flight).
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*
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*/
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class IslMockChannel : public MockChannel
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{
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public:
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static TypeId GetTypeId (void);
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IslMockChannel ();
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virtual ~IslMockChannel ();
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bool TransmitStart (Ptr<const Packet> p, uint32_t devId, Address dst, Time txTime);
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private:
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bool Deliver (Ptr<const Packet> p, Ptr<MockNetDevice> src, Ptr<MockNetDevice> dst, Time txTime);
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}; // class MockChannel
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} // namespace ns3
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#endif /* ISL_CHANNEL_H */
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@ -35,7 +35,6 @@ MockChannel::GetTypeId (void)
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static TypeId tid = TypeId ("ns3::MockChannel")
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.SetParent<Channel> ()
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.SetGroupName ("Leo")
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.AddConstructor<MockChannel> ()
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.AddAttribute ("PropagationDelay",
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"A propagation delay model for the channel.",
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PointerValue (),
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@ -112,65 +111,6 @@ MockChannel::GetDevice (std::size_t i) const
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return m_link[i];
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}
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bool MockChannel::Deliver (
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Ptr<const Packet> p,
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Ptr<MockNetDevice> src,
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Ptr<MockNetDevice> dst,
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Time txTime)
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{
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NS_LOG_FUNCTION (this << p << src->GetAddress () << dst->GetAddress () << txTime);
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Time delay = GetDelay (src, dst, txTime);
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/* Check if there is LOS between the source and destination */
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if (m_propagationLoss->CalcRxPower(1, src->GetMobilityModel(), dst->GetMobilityModel()) > 0)
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{
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Simulator::ScheduleWithContext (dst->GetNode ()->GetId (),
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delay,
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&MockNetDevice::Receive,
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dst,
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p->Copy (),
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src);
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// Call the tx anim callback on the net device
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m_txrxMock (p, src, dst, txTime, delay);
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return true;
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}
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else
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{
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NS_LOG_LOGIC (dst << " unreachable from " << src);
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return false;
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}
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}
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bool
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MockChannel::TransmitStart (
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Ptr<const Packet> p,
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uint32_t srcId,
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Address destAddr,
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Time txTime)
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{
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NS_LOG_FUNCTION (this << p << srcId << destAddr << txTime);
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NS_LOG_LOGIC ("UID is " << p->GetUid () << ")");
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Ptr<MockNetDevice> src = m_link[srcId];
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Ptr<MockNetDevice> dst = GetDevice (destAddr);
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if (dst == nullptr)
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{
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NS_LOG_LOGIC ("destination address " << destAddr << " unknown on channel");
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for (uint32_t i = 0; i < m_link.size (); i++)
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{
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Deliver (p, src, m_link[i], txTime);
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}
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return true;
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}
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else
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{
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return Deliver (p, src, dst, txTime);
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}
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}
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Time
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MockChannel::GetDelay (Ptr<const MockNetDevice> src, Ptr<const MockNetDevice> dst, Time txTime) const
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{
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@ -199,4 +139,16 @@ MockChannel::GetDevice (Address &addr) const
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return 0;
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}
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Ptr<PropagationDelayModel>
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MockChannel::GetPropagationDelay () const
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{
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return m_propagationDelay;
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}
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Ptr<PropagationLossModel>
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MockChannel::GetPropagationLoss () const
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{
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return m_propagationLoss;
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}
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} // namespace ns3
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@ -14,8 +14,8 @@
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef ISL_CHANNEL_H
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#define ISL_CHANNEL_H
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#ifndef MOCK_CHANNEL_H
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#define MOCK_CHANNEL_H
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#include <string>
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#include <stdint.h>
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@ -42,9 +42,7 @@ class MockNetDevice;
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*/
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/**
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* \ingroup channel
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* \brief Simplified inter-satellite channel
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*
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* A perfect channel with varariable delay (time-of-flight).
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* \brief Mocked channel
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*
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*/
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class MockChannel : public Channel
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@ -55,6 +53,8 @@ public:
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MockChannel ();
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virtual ~MockChannel ();
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Ptr<NetDevice> GetDevice (std::size_t i) const;
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/**
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* \brief Attach a device to the channel.
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* \param device Device to attach to the channel
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@ -68,27 +68,31 @@ public:
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* \return true on success, false on failure
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*/
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bool Detach (uint32_t deviceId);
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virtual std::size_t GetNDevices (void) const;
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virtual Ptr<NetDevice> GetDevice (std::size_t i) const;
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virtual bool TransmitStart (Ptr<const Packet> p, uint32_t devId, Address dst, Time txTime);
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std::size_t GetNDevices (void) const;
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virtual bool TransmitStart (Ptr<const Packet> p, uint32_t devId, Address dst, Time txTime) = 0;
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protected:
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/**
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* \brief Get the delay associated with this channel
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* \returns Time delay
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*/
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Time GetDelay (Ptr<const MockNetDevice> first, Ptr<const MockNetDevice> second, Time txTime) const;
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private:
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Ptr<MockNetDevice> GetDevice (Address &addr) const;
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TracedCallback<Ptr<const Packet>, // Packet being transmitted
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Ptr<NetDevice>, // Transmitting NetDevice
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Ptr<NetDevice>, // Receiving NetDevice
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Time, // Amount of time to transmit the pkt
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Time // Last bit receive time (relative to now)
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> m_txrxMock;
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/**
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* \brief Get the delay associated with this channel
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* \returns Time delay
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*/
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Time GetDelay (Ptr<const MockNetDevice> first, Ptr<const MockNetDevice> second, Time txTime) const;
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Ptr<PropagationDelayModel> GetPropagationDelay () const;
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Ptr<PropagationLossModel> GetPropagationLoss () const;
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Ptr<MockNetDevice> GetDevice (Address &addr) const;
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private:
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std::vector<Ptr<MockNetDevice> > m_link;
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/**
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* \brief Propagation delay model to be used with this channel
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*/
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@ -97,11 +101,8 @@ private:
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* \brief Propagation loss model to be used with this channel
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*/
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Ptr<PropagationLossModel> m_propagationLoss;
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std::vector<Ptr<MockNetDevice> > m_link;
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bool Deliver (Ptr<const Packet> p, Ptr<MockNetDevice> src, Ptr<MockNetDevice> dst, Time txTime);
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}; // class MockChannel
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} // namespace ns3
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#endif /* ISL_CHANNEL_H */
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#endif /* MOCK_CHANNEL_H */
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