C++ Ptr::AddDevice方法代码示例

void
Ipv6FragmentationTest::DoRun (void)
{
  // Create topology

  // Receiver Node
  Ptr<Node> serverNode = CreateObject<Node> ();
  AddInternetStack (serverNode);
  Ptr<SimpleNetDevice> serverDev;
  Ptr<BinaryErrorModel> serverDevErrorModel = CreateObject<BinaryErrorModel> ();
  {
    serverDev = CreateObject<SimpleNetDevice> ();
    serverDev->SetAddress (Mac48Address::ConvertFrom (Mac48Address::Allocate ()));
    serverDev->SetMtu (1500);
    serverDev->SetReceiveErrorModel (serverDevErrorModel);
    serverDevErrorModel->Disable ();
    serverNode->AddDevice (serverDev);
    Ptr<Ipv6> ipv6 = serverNode->GetObject<Ipv6> ();
    uint32_t netdev_idx = ipv6->AddInterface (serverDev);
    Ipv6InterfaceAddress ipv6Addr = Ipv6InterfaceAddress (Ipv6Address ("2001::1"), Ipv6Prefix (32));
    ipv6->AddAddress (netdev_idx, ipv6Addr);
    ipv6->SetUp (netdev_idx);
  }
  StartServer (serverNode);

  // Sender Node
  Ptr<Node> clientNode = CreateObject<Node> ();
  AddInternetStack (clientNode);
  Ptr<SimpleNetDevice> clientDev;
  Ptr<BinaryErrorModel> clientDevErrorModel = CreateObject<BinaryErrorModel> ();
  {
    clientDev = CreateObject<SimpleNetDevice> ();
    clientDev->SetAddress (Mac48Address::ConvertFrom (Mac48Address::Allocate ()));
    clientDev->SetMtu (1500);
    clientDev->SetReceiveErrorModel (clientDevErrorModel);
    clientDevErrorModel->Disable ();
    clientNode->AddDevice (clientDev);
    Ptr<Ipv6> ipv6 = clientNode->GetObject<Ipv6> ();
    uint32_t netdev_idx = ipv6->AddInterface (clientDev);
    Ipv6InterfaceAddress ipv6Addr = Ipv6InterfaceAddress (Ipv6Address ("2001::2"), Ipv6Prefix (32));
    ipv6->AddAddress (netdev_idx, ipv6Addr);
    ipv6->SetUp (netdev_idx);
  }
  StartClient (clientNode);

  // link the two nodes
  Ptr<ErrorChannel> channel = CreateObject<ErrorChannel> ();
  serverDev->SetChannel (channel);
  clientDev->SetChannel (channel);
  channel->SetJumpingTime (Seconds (0.5));


  // some small packets, some rather big ones
  uint32_t packetSizes[5] = {2000, 2500, 5000, 10000, 65000};

  // using the alphabet
  uint8_t fillData[78];
  for ( uint32_t k = 48; k <= 125; k++ )
    {
      fillData[k - 48] = k;
    }

  // First test: normal channel, no errors, no delays
  for ( int i = 0; i < 5; i++)
    {
      uint32_t packetSize = packetSizes[i];

      SetFill (fillData, 78, packetSize);

      m_receivedPacketServer = Create<Packet> ();
      Simulator::ScheduleWithContext (m_socketClient->GetNode ()->GetId (), Seconds (0),
                                      &Ipv6FragmentationTest::SendClient, this);
      Simulator::Run ();

      uint8_t recvBuffer[65000];

      uint16_t recvSize = m_receivedPacketServer->GetSize ();

      NS_TEST_EXPECT_MSG_EQ (recvSize, packetSizes[i],
                             "Packet size not correct: recvSize: " << recvSize << " packetSizes[" << i << "]: " << packetSizes[i] );

      m_receivedPacketServer->CopyData (recvBuffer, 65000);
      NS_TEST_EXPECT_MSG_EQ (memcmp (m_data, recvBuffer, m_receivedPacketServer->GetSize ()),
                             0, "Packet content differs");
    }

  // Second test: normal channel, no errors, delays each 2 packets.
  // Each other fragment will arrive out-of-order.
  // The packets should be received correctly since reassembly will reorder the fragments.
  channel->SetJumpingMode (true);
  for ( int i = 0; i < 5; i++)
    {
      uint32_t packetSize = packetSizes[i];

      SetFill (fillData, 78, packetSize);

      m_receivedPacketServer = Create<Packet> ();
      Simulator::ScheduleWithContext (m_socketClient->GetNode ()->GetId (), Seconds (0),
                                      &Ipv6FragmentationTest::SendClient, this);
      Simulator::Run ();
//.........这里部分代码省略.........

// Test program for this 3-router scenario, using global routing
//
// (a.a.a.a/32)A<--x.x.x.0/30-->B<--y.y.y.0/30-->C(c.c.c.c/32)
//
void
GlobalRoutingSlash32TestCase::DoRun (void)
{
  Ptr<Node> nA = CreateObject<Node> ();
  Ptr<Node> nB = CreateObject<Node> ();
  Ptr<Node> nC = CreateObject<Node> ();

  NodeContainer c = NodeContainer (nA, nB, nC);

  InternetStackHelper internet;
  internet.Install (c);

  // Point-to-point links
  NodeContainer nAnB = NodeContainer (nA, nB);
  NodeContainer nBnC = NodeContainer (nB, nC);

  // We create the channels first without any IP addressing information
  PointToPointHelper p2p;
  p2p.SetDeviceAttribute ("DataRate", StringValue ("5Mbps"));
  p2p.SetChannelAttribute ("Delay", StringValue ("2ms"));
  NetDeviceContainer dAdB = p2p.Install (nAnB);

  NetDeviceContainer dBdC = p2p.Install (nBnC);;

  Ptr<CsmaNetDevice> deviceA = CreateObject<CsmaNetDevice> ();
  deviceA->SetAddress (Mac48Address::Allocate ());
  nA->AddDevice (deviceA);

  Ptr<CsmaNetDevice> deviceC = CreateObject<CsmaNetDevice> ();
  deviceC->SetAddress (Mac48Address::Allocate ());
  nC->AddDevice (deviceC);

  // Later, we add IP addresses.
  Ipv4AddressHelper ipv4;
  ipv4.SetBase ("10.1.1.0", "255.255.255.252");
  Ipv4InterfaceContainer iAiB = ipv4.Assign (dAdB);

  ipv4.SetBase ("10.1.1.4", "255.255.255.252");
  Ipv4InterfaceContainer iBiC = ipv4.Assign (dBdC);

  Ptr<Ipv4> ipv4A = nA->GetObject<Ipv4> ();
  Ptr<Ipv4> ipv4C = nC->GetObject<Ipv4> ();

  int32_t ifIndexA = ipv4A->AddInterface (deviceA);
  int32_t ifIndexC = ipv4C->AddInterface (deviceC);

  Ipv4InterfaceAddress ifInAddrA = Ipv4InterfaceAddress (Ipv4Address ("172.16.1.1"), Ipv4Mask ("255.255.255.255"));
  ipv4A->AddAddress (ifIndexA, ifInAddrA);
  ipv4A->SetMetric (ifIndexA, 1);
  ipv4A->SetUp (ifIndexA);

  Ipv4InterfaceAddress ifInAddrC = Ipv4InterfaceAddress (Ipv4Address ("192.168.1.1"), Ipv4Mask ("255.255.255.255"));
  ipv4C->AddAddress (ifIndexC, ifInAddrC);
  ipv4C->SetMetric (ifIndexC, 1);
  ipv4C->SetUp (ifIndexC);

  // Create router nodes, initialize routing database and set up the routing
  // tables in the nodes.
  Ipv4GlobalRoutingHelper::PopulateRoutingTables ();

  // Create the OnOff application to send UDP datagrams of size
  // 210 bytes at a rate of 448 Kb/s
  uint16_t port = 9;   // Discard port (RFC 863)
  OnOffHelper onoff ("ns3::UdpSocketFactory",
                     Address (InetSocketAddress (ifInAddrC.GetLocal (), port)));
  onoff.SetConstantRate (DataRate (6000));
  ApplicationContainer apps = onoff.Install (nA);
  apps.Start (Seconds (1.0));
  apps.Stop (Seconds (10.0));

  // Create a packet sink to receive these packets
  PacketSinkHelper sink ("ns3::UdpSocketFactory",
                         Address (InetSocketAddress (Ipv4Address::GetAny (), port)));
  apps = sink.Install (nC);
  apps.Start (Seconds (1.0));
  apps.Stop (Seconds (10.0));

  Simulator::Run ();
  // Check that we received 13 * 512 = 6656 bytes
  Ptr<PacketSink> sinkPtr = DynamicCast <PacketSink> (apps.Get (0));
  NS_TEST_ASSERT_MSG_EQ (sinkPtr->GetTotalRx (), 6656, "Static routing with /32 did not deliver all packets");
  Simulator::Destroy ();
}

void
SixlowpanHc1ImplTest::DoRun (void)
{
  // Create topology

  // Receiver Node
  Ptr<Node> rxNode = CreateObject<Node> ();
  AddInternetStack6 (rxNode);
  Ptr<SimpleNetDevice> rxDev;
  { // first interface
    rxDev = CreateObject<SimpleNetDevice> ();
    rxDev->SetAddress (Mac48Address::ConvertFrom (Mac48Address::Allocate ()));
    rxNode->AddDevice (rxDev);

    Ptr<SixLowPanNetDevice> rxSix = CreateObject<SixLowPanNetDevice> ();
    rxSix->SetAttribute ("ForceEtherType", BooleanValue (true) );
    rxSix->SetAttribute ("Rfc6282", BooleanValue (false) );
    rxNode->AddDevice (rxSix);
    rxSix->SetNetDevice (rxDev);

    Ptr<Ipv6> ipv6 = rxNode->GetObject<Ipv6> ();
    ipv6->AddInterface (rxDev);
    uint32_t netdev_idx = ipv6->AddInterface (rxSix);
    Ipv6InterfaceAddress ipv6Addr = Ipv6InterfaceAddress (Ipv6Address ("2001:0100::1"), Ipv6Prefix (64));
    ipv6->AddAddress (netdev_idx, ipv6Addr);
    ipv6->SetUp (netdev_idx);
  }

  // Sender Node
  Ptr<Node> txNode = CreateObject<Node> ();
  AddInternetStack6 (txNode);
  Ptr<SimpleNetDevice> txDev;
  {
    txDev = CreateObject<SimpleNetDevice> ();
    txDev->SetAddress (Mac48Address::ConvertFrom (Mac48Address::Allocate ()));
    txNode->AddDevice (txDev);

    Ptr<SixLowPanNetDevice> txSix = CreateObject<SixLowPanNetDevice> ();
    txSix->SetAttribute ("ForceEtherType", BooleanValue (true) );
    txSix->SetAttribute ("Rfc6282", BooleanValue (false) );
    txNode->AddDevice (txSix);
    txSix->SetNetDevice (txDev);

    Ptr<Ipv6> ipv6 = txNode->GetObject<Ipv6> ();
    ipv6->AddInterface (txDev);
    uint32_t netdev_idx = ipv6->AddInterface (txSix);
    Ipv6InterfaceAddress ipv6Addr = Ipv6InterfaceAddress (Ipv6Address ("2001:0100::2"), Ipv6Prefix (64));
    ipv6->AddAddress (netdev_idx, ipv6Addr);
    ipv6->SetUp (netdev_idx);
  }

  // link the two nodes
  Ptr<SimpleChannel> channel1 = CreateObject<SimpleChannel> ();
  rxDev->SetChannel (channel1);
  txDev->SetChannel (channel1);

  // Create the UDP sockets
  Ptr<SocketFactory> rxSocketFactory = rxNode->GetObject<UdpSocketFactory> ();
  Ptr<Socket> rxSocket = rxSocketFactory->CreateSocket ();
  NS_TEST_EXPECT_MSG_EQ (rxSocket->Bind (Inet6SocketAddress (Ipv6Address ("2001:0100::1"), 1234)), 0, "trivial");
  rxSocket->SetRecvCallback (MakeCallback (&SixlowpanHc1ImplTest::ReceivePkt, this));

  Ptr<SocketFactory> txSocketFactory = txNode->GetObject<UdpSocketFactory> ();
  Ptr<Socket> txSocket = txSocketFactory->CreateSocket ();
  txSocket->SetAllowBroadcast (true);
  // ------ Now the tests ------------

  // Unicast test
  SendData (txSocket, "2001:0100::1");
  NS_TEST_EXPECT_MSG_EQ (m_receivedPacket->GetSize (), 180, "trivial");
  uint8_t rxBuffer [180];
  uint8_t txBuffer [180] = "\"Can you tell me where my country lies?\" \\ said the unifaun to his true love's eyes. \\ \"It lies with me!\" cried the Queen of Maybe \\ - for her merchandise, he traded in his prize.";
  m_receivedPacket->CopyData (rxBuffer, 180);
  NS_TEST_EXPECT_MSG_EQ (memcmp (rxBuffer, txBuffer, 180), 0, "trivial");

  m_receivedPacket->RemoveAllByteTags ();

  Simulator::Destroy ();

}