Examples of BOOTPHeader

Examples of org.jnode.net.ipv4.bootp.BOOTPHeader

174
175
176
177
178
179
180
181
182
183
184
        this(hdr);
        messageType = msgType;
    }

    public DHCPMessage(SocketBuffer skbuf) {
        this(new BOOTPHeader(skbuf));
        int i = BOOTPHeader.SIZE + 4;
        int optionCode = skbuf.get(i);
        while (optionCode != END_OPTION) {
            if (optionCode == PAD_OPTION) {
                i++;
View Full Code Here

Examples of org.jnode.net.ipv4.bootp.BOOTPHeader

47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
        return msg.toDatagramPacket();
    }

    protected boolean processResponse(int transactionID, DatagramPacket packet) throws IOException {
        DHCPMessage msg = new DHCPMessage(packet);
        BOOTPHeader hdr = msg.getHeader();
        if (hdr.getOpcode() != BOOTPHeader.BOOTREPLY) {
            // Not a response
            return false;
        }
        if (hdr.getTransactionID() != transactionID) {
            // Not for me
            return false;
        }

        // debug the DHCP message
        if (log.isDebugEnabled()) {
            log.debug("Got Client IP address  : " + hdr.getClientIPAddress());
            log.debug("Got Your IP address    : " + hdr.getYourIPAddress());
            log.debug("Got Server IP address  : " + hdr.getServerIPAddress());
            log.debug("Got Gateway IP address : " + hdr.getGatewayIPAddress());
            for (int n = 1; n < 255; n++) {
                byte[] value = msg.getOption(n);
                if (value != null) {
                    if (value.length == 1) {
                        log.debug("Option " + n + " : " + (int) (value[0]));
                    } else if (value.length == 2) {
                        log.debug("Option " + n + " : " + ((value[0] << 8) | value[1]));
                    } else if (value.length == 4) {
                        log.debug("Option " + n + " : " +
                                InetAddress.getByAddress(value).toString());
                    } else {
                        log.debug("Option " + n + " : " + new String(value));
                    }
                }
            }
        }

        switch (msg.getMessageType()) {
            case DHCPMessage.DHCPOFFER:
                byte[] serverID = msg.getOption(DHCPMessage.SERVER_IDENTIFIER_OPTION);
                byte[] requestedIP = hdr.getYourIPAddress().getAddress();
                hdr = new BOOTPHeader(
                        BOOTPHeader.BOOTREQUEST, transactionID, 0,
                        hdr.getClientIPAddress(), hdr.getClientHwAddress());
                msg = new DHCPMessage(hdr, DHCPMessage.DHCPREQUEST);
                msg.setOption(DHCPMessage.REQUESTED_IP_ADDRESS_OPTION, requestedIP);
                msg.setOption(DHCPMessage.SERVER_IDENTIFIER_OPTION, serverID);
                packet = msg.toDatagramPacket();
                packet.setAddress(IPv4Address.BROADCAST_ADDRESS);
View Full Code Here

Examples of org.jnode.net.ipv4.bootp.BOOTPHeader

101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
        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);
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.