Package javax.jmdns.impl

Examples of javax.jmdns.impl.DNSRecord$IPv4Address

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            }
            // Now, we remove them.
            long now = System.currentTimeMillis();
            for (Iterator i = list.iterator(); i.hasNext();)
            {
                DNSRecord c = (DNSRecord) i.next();
                if (c.isExpired(now))
                {
                    this.jmDNSImpl.updateRecord(now, c);
                    this.jmDNSImpl.getCache().remove(c);
                }
            }
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            }
            // Now, we remove them.
            long now = System.currentTimeMillis();
            for (Iterator i = list.iterator(); i.hasNext();)
            {
                DNSRecord c = (DNSRecord) i.next();
                if (c.isExpired(now))
                {
                    this.jmDNSImpl.updateRecord(now, c);
                    this.jmDNSImpl.getCache().remove(c);
                }
            }
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                            if (type == DNSConstants.TYPE_ANY || type == DNSConstants.TYPE_SRV)
                            { // I ama not sure of why there is a special case here [PJYF Oct 15 2004]
                                if (this.jmDNSImpl.getLocalHost().getName().equalsIgnoreCase(q.getName()))
                                {
                                    // type = DNSConstants.TYPE_A;
                                    DNSRecord answer = this.jmDNSImpl.getLocalHost().getDNS4AddressRecord();
                                    if (answer != null)
                                    {
                                        answers.add(answer);
                                    }
                                    answer = this.jmDNSImpl.getLocalHost().getDNS6AddressRecord();
                                    if (answer != null)
                                    {
                                        answers.add(answer);
                                    }
                                    type = DNSConstants.TYPE_IGNORE;
                                }
                                else
                                {
                                    if (this.jmDNSImpl.getServiceTypes().containsKey(q.getName().toLowerCase()))
                                    {
                                        type = DNSConstants.TYPE_PTR;
                                    }
                                }
                            }

                            switch (type)
                            {
                                case DNSConstants.TYPE_A:
                                    {
                                        // Answer a query for a domain name
                                        //out = addAnswer( in, addr, port, out, host );
                                        DNSRecord answer = this.jmDNSImpl.getLocalHost().getDNS4AddressRecord();
                                        if (answer != null)
                                        {
                                            answers.add(answer);
                                        }
                                        break;
                                    }
                                case DNSConstants.TYPE_AAAA:
                                    {
                                        // Answer a query for a domain name
                                        DNSRecord answer = this.jmDNSImpl.getLocalHost().getDNS6AddressRecord();
                                        if (answer != null)
                                        {
                                            answers.add(answer);
                                        }
                                        break;
                                    }
                                case DNSConstants.TYPE_PTR:
                                    {
                                        // Answer a query for services of a given type

                                        // find matching services
                                        for (Iterator serviceIterator = this.jmDNSImpl.getServices().values().iterator(); serviceIterator.hasNext();)
                                        {
                                            ServiceInfoImpl info = (ServiceInfoImpl) serviceIterator.next();
                                            if (info.getState() == DNSState.ANNOUNCED)
                                            {
                                                if (q.getName().equalsIgnoreCase(info.getType()))
                                                {
                                                    DNSRecord answer = this.jmDNSImpl.getLocalHost().getDNS4AddressRecord();
                                                    if (answer != null)
                                                    {
                                                        answers.add(answer);
                                                    }
                                                    answer = this.jmDNSImpl.getLocalHost().getDNS6AddressRecord();
                                                    if (answer != null)
                                                    {
                                                        answers.add(answer);
                                                    }
                                                    answers.add(new DNSRecord.Pointer(info.getType(), DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, info.getQualifiedName()));
                                                    answers.add(new DNSRecord.Service(info.getQualifiedName(), DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN | DNSConstants.CLASS_UNIQUE, DNSConstants.DNS_TTL,
                                                            info.getPriority(), info.getWeight(), info.getPort(), this.jmDNSImpl.getLocalHost().getName()));
                                                    answers.add(new DNSRecord.Text(info.getQualifiedName(), DNSConstants.TYPE_TXT, DNSConstants.CLASS_IN | DNSConstants.CLASS_UNIQUE, DNSConstants.DNS_TTL,
                                                            info.getText()));
                                                }
                                            }
                                        }
                                        if (q.getName().equalsIgnoreCase("_services" + DNSConstants.DNS_META_QUERY + "local."))
                                        {
                                            for (Iterator serviceTypeIterator = this.jmDNSImpl.getServiceTypes().values().iterator(); serviceTypeIterator.hasNext();)
                                            {
                                                answers.add(new DNSRecord.Pointer("_services" + DNSConstants.DNS_META_QUERY + "local.", DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, (String) serviceTypeIterator.next()));
                                            }
                                        }
                                        break;
                                    }
                                case DNSConstants.TYPE_SRV:
                                case DNSConstants.TYPE_ANY:
                                case DNSConstants.TYPE_TXT:
                                    {
                                        ServiceInfoImpl info = (ServiceInfoImpl) this.jmDNSImpl.getServices().get(q.getName().toLowerCase());
                                        if (info != null && info.getState() == DNSState.ANNOUNCED)
                                        {
                                            DNSRecord answer = this.jmDNSImpl.getLocalHost().getDNS4AddressRecord();
                                            if (answer != null)
                                            {
                                                answers.add(answer);
                                            }
                                            answer = this.jmDNSImpl.getLocalHost().getDNS6AddressRecord();
                                            if (answer != null)
                                            {
                                                answers.add(answer);
                                            }
                                            answers.add(new DNSRecord.Pointer(info.getType(), DNSConstants.TYPE_PTR, DNSConstants.CLASS_IN, DNSConstants.DNS_TTL, info.getQualifiedName()));
                                            answers.add(new DNSRecord.Service(info.getQualifiedName(), DNSConstants.TYPE_SRV, DNSConstants.CLASS_IN | DNSConstants.CLASS_UNIQUE, DNSConstants.DNS_TTL,
                                                    info.getPriority(), info.getWeight(), info.getPort(), this.jmDNSImpl.getLocalHost().getName()));
                                            answers.add(new DNSRecord.Text(info.getQualifiedName(), DNSConstants.TYPE_TXT, DNSConstants.CLASS_IN | DNSConstants.CLASS_UNIQUE, DNSConstants.DNS_TTL, info.getText()));
                                        }
                                        break;
                                    }
                                default :
                                    {
                                        //System.out.println("JmDNSResponder.unhandled query:"+q);
                                        break;
                                    }
                            }
                        }
                    }


                    // remove known answers, if the ttl is at least half of
                    // the correct value. (See Draft Cheshire chapter 7.1.).
                    for (Iterator i = in.getAnswers().iterator(); i.hasNext();)
                    {
                        DNSRecord knownAnswer = (DNSRecord) i.next();
                        if (knownAnswer.getTtl() > DNSConstants.DNS_TTL / 2 && answers.remove(knownAnswer))
                        {
//                            logger.log(Level.FINER, "JmDNS Responder Known Answer Removed");
                        }
                    }
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            // Drop this segment with a RST reply
            sendRST();
            drop(ipHdr, hdr, "unexpected ACK segment");
        } else if (syn) {
            // Drop if broadcast or multicast
            final IPv4Address dst = ipHdr.getDestination();
            if (dst.isBroadcast() || dst.isMulticast()) {
                // Drop this segment
                drop(ipHdr, hdr, "broadcast or multicast destination");
            } else {
                // Process the SYN request
                final TCPControlBlock copy =
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            throw new IOException("Already bound");
        }
        if (host.isAnyLocalAddress()) {
            host = InetAddress.getLocalHost();
        }
        controlBlock = protocol.bind(new IPv4Address(host), port);
    }
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            throw new UnresolvedAddressException();
        }
        if (controlBlock == null) {
            bind(InetAddress.getLocalHost(), 0);
        }
        controlBlock.appConnect(new IPv4Address(sa.getAddress()), sa.getPort());
    }
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            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) {
            for (int i = 0; i < dnsValue.length; i += 4) {
                final IPv4Address dnsIP = new IPv4Address(dnsValue, i);
               
                log.info("Got Dns IP address    : " + dnsIP);
                try {
                    ResolverImpl.addDnsServer(dnsIP);
                } catch (Throwable ex) {
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     */
    public static void main(String[] args) throws Exception {
        final ARPNetworkLayer arp =
                (ARPNetworkLayer) NetUtils.getNLM().getNetworkLayer(EthernetConstants.ETH_P_ARP);
        final DeviceManager dm = InitialNaming.lookup(DeviceManager.NAME);
        final IPv4Address addr = new IPv4Address(args[0]);
        final IPv4Address myAddr = new IPv4Address(args[1]);
        final Device dev = dm.getDevice(args[2]);
        final long timeout = 5000;

        final HardwareAddress hwAddr;
        hwAddr = arp.getHardwareAddress(addr, myAddr, dev, timeout);
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            System.out.println("SendBufferSize=" + socket.getSendBufferSize());
            final byte[] buf = new byte[size];
            final DatagramPacket dp = new DatagramPacket(buf, buf.length);

            dp.setPort(2237);
            dp.setAddress(new IPv4Address(args[0]).toInetAddress());

            System.out.println("Sending packet of size " + dp.getLength());
            socket.send(dp);
        } finally {
            socket.close();
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    }

    public void execute() throws NoSuchProtocolException, NetworkException, NameNotFoundException {
        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);
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Related Classes of javax.jmdns.impl.DNSRecord$IPv4Address

  • org.jnode.command.net.IfconfigCommand
  • org.jnode.command.net.PingCommand
  • org.jnode.command.net.ResolverCommand
  • org.jnode.command.net.RouteCommand
  • org.jnode.net.arp.ARPHeader
  • org.jnode.net.ipv4.bootp.BOOTPClient
  • org.jnode.net.ipv4.config.impl.Ifconfig
  • org.jnode.net.ipv4.config.impl.NetStaticDeviceConfig
  • org.jnode.net.ipv4.config.impl.Route
  • org.jnode.net.ipv4.dhcp.DHCPClient
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