Package org.jnode.net.ipv4.layer

Examples of org.jnode.net.ipv4.layer.IPv4NetworkLayer

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        try {
            cfg = InitialNaming.lookup(IPv4ConfigurationService.NAME);
        } catch (NameNotFoundException ex) {
            throw new NetworkException(ex);
        }
        BOOTPHeader hdr = msg.getHeader();
        cfg.configureDeviceStatic(device, new IPv4Address(hdr
                .getYourIPAddress()), null, false);

        final IPv4Address serverAddr = new IPv4Address(hdr.getServerIPAddress());
        final IPv4Address networkAddress = serverAddr.and(serverAddr.getDefaultSubnetmask());

        if (hdr.getGatewayIPAddress().isAnyLocalAddress()) {
            cfg.addRoute(serverAddr, null, device, false);
            cfg.addRoute(networkAddress, null, device, false);
        } else {
            cfg.addRoute(networkAddress, new IPv4Address(hdr.getGatewayIPAddress()), device, false);
        }

        byte[] routerValue = msg.getOption(DHCPMessage.ROUTER_OPTION);
        if (routerValue != null && routerValue.length >= 4) {
            IPv4Address routerIP = new IPv4Address(routerValue, 0);
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     * settings in a DHCP message.
     */
    protected void doConfigure(DHCPMessage msg) throws IOException {
        super.doConfigure(msg);

        final IPv4ConfigurationService cfg;
        try {
            cfg = InitialNaming.lookup(IPv4ConfigurationService.NAME);
        } catch (NameNotFoundException ex) {
            throw new NetworkException(ex);
        }
        BOOTPHeader hdr = msg.getHeader();
        cfg.configureDeviceStatic(device, new IPv4Address(hdr
                .getYourIPAddress()), null, false);

        final IPv4Address serverAddr = new IPv4Address(hdr.getServerIPAddress());
        final IPv4Address networkAddress = serverAddr.and(serverAddr.getDefaultSubnetmask());

        if (hdr.getGatewayIPAddress().isAnyLocalAddress()) {
            cfg.addRoute(serverAddr, null, device, false);
            cfg.addRoute(networkAddress, null, device, false);
        } else {
            cfg.addRoute(networkAddress, new IPv4Address(hdr.getGatewayIPAddress()), device, false);
        }

        byte[] routerValue = msg.getOption(DHCPMessage.ROUTER_OPTION);
        if (routerValue != null && routerValue.length >= 4) {
            IPv4Address routerIP = new IPv4Address(routerValue, 0);
            log.info("Got Router IP address : " + routerIP);
            cfg.addRoute(IPv4Address.ANY, routerIP, device, false);
        }

        // find the dns servers and add to the resolver
        final byte[] dnsValue = msg.getOption(DHCPMessage.DNS_OPTION);
        if (dnsValue != null) {
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        final IPv4NetworkLayer ipNL =
                (IPv4NetworkLayer) NetUtils.getNLM().getNetworkLayer(ETH_P_IP);
        final IPv4Address target = argTarget.getValue();
        final IPv4Address gateway = argGateway.getValue();
        final Device device = argDevice.getValue();
        final IPv4ConfigurationService cfg = InitialNaming.lookup(IPv4ConfigurationService.NAME);

        if (argAdd.isSet()) {
            cfg.addRoute(target, gateway, device, true);
        } else if (argDel.isSet()) {
            cfg.deleteRoute(target, gateway, device);
        } else {
            PrintWriter out = getOutput().getPrintWriter();
            out.println(str_table);
            out.println(ipNL.getRoutingTable());
        }
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            exit(1);
        }

        // Now it should be safe to do the DHCP configuration.
        getOutput().getPrintWriter().format(fmt_config, dev.getId());
        final IPv4ConfigurationService cfg = InitialNaming.lookup(IPv4ConfigurationService.NAME);
        cfg.configureDeviceDhcp(dev, true);
    }
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                out.format(fmt_ip, dev.getId(), api.getProtocolAddressInfo(EthernetConstants.ETH_P_IP));
            } else {
                // Set IP address for device
                final IPv4Address ip = argIPAddress.getValue();
                final IPv4Address mask = argSubnetMask.getValue();
                final IPv4ConfigurationService cfg = InitialNaming.lookup(IPv4ConfigurationService.NAME);
                cfg.configureDeviceStatic(dev, ip, mask, true);

                // FIXME ... this doesn't show the device's new address because the
                // IPv4 ConfigurationServiceImpl calls processor.apply with the
                // waitUntilReady parameter == false.  (The comment in the code
                // talks about avoiding deadlocks.)
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    }

    public void execute() throws NameNotFoundException, NetworkException {
        final Device dev = argDevice.getValue();
        getOutput().getPrintWriter().format(fmt_config, dev.getId());
        final IPv4ConfigurationService cfg = InitialNaming.lookup(IPv4ConfigurationService.NAME);
        cfg.configureDeviceBootp(dev, true);
    }
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     * settings in a BOOTP header.
     */
    protected void doConfigure(BOOTPHeader hdr) throws IOException {
        super.doConfigure(hdr);

        final IPv4ConfigurationService cfg;
        try {
            cfg = InitialNaming.lookup(IPv4ConfigurationService.NAME);
        } catch (NameNotFoundException ex) {
            throw new NetworkException(ex);
        }
        cfg.configureDeviceStatic(device, new IPv4Address(hdr.getYourIPAddress()), null, false);

        final IPv4Address serverAddr = new IPv4Address(hdr.getServerIPAddress());
        final IPv4Address networkAddress = serverAddr.and(serverAddr.getDefaultSubnetmask());

        if (hdr.getGatewayIPAddress().isAnyLocalAddress()) {
            cfg.addRoute(serverAddr, null, device, false);
            cfg.addRoute(networkAddress, null, device, false);
        } else {
            cfg.addRoute(networkAddress, new IPv4Address(hdr.getGatewayIPAddress()), device, false);
        }
    }
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    /**
     * @see org.jnode.net.ipv4.config.impl.NetDeviceConfig#apply(org.jnode.driver.Device)
     */
    public void doApply(Device device) throws NetworkException {
        final DHCPClient dhcp = new DHCPClient();
        try {
            dhcp.configureDevice(device);
        } catch (IOException ex) {
            throw new NetworkException(ex);
        }
    }
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                    this.wait = true;
                }

                SocketBuffer packet = new SocketBuffer();
                packet.insert(this.size);
                ICMPEchoHeader transportHeader = new ICMPEchoHeader(id_count, seq_count);
                transportHeader.prefixTo(packet);

                Request r =
                        new Request(this.stat, this.timeout, System.currentTimeMillis(), id_count,
                                seq_count);
                registerRequest(r);
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    public void packetReceived(SocketBuffer skbuf) {
        long received = System.currentTimeMillis();

        IPv4Header hdr1 = (IPv4Header) skbuf.getNetworkLayerHeader();
        ICMPEchoHeader hdr2 = (ICMPEchoHeader) skbuf.getTransportLayerHeader();

        int seq = hdr2.getSeqNumber();
        Request r = removeRequest(seq);
        if (r == null || r.Obsolete()) {
            return;
        }

        long timestamp = match(hdr2.getIdentifier(), seq, r);

        long roundtrip = received - timestamp;
        gotResponse(timestamp, hdr1, hdr2, roundtrip);
    }
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Related Classes of org.jnode.net.ipv4.layer.IPv4NetworkLayer

  • org.apache.commons.net.tftp.TFTPAckPacket
  • org.apache.commons.net.tftp.TFTPDataPacket
  • org.apache.commons.net.tftp.TFTPErrorPacket
  • org.apache.commons.net.tftp.TFTPPacket
  • org.apache.commons.net.tftp.TFTPReadRequestPacket
  • org.apache.commons.net.tftp.TFTPWriteRequestPacket
  • org.jnode.command.net.BootpCommand
  • org.jnode.command.net.DhcpCommand
  • org.jnode.command.net.IfconfigCommand
  • org.jnode.command.net.PingCommand
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