Package org.jnetpcap.protocol.network

Examples of org.jnetpcap.protocol.network.Ip4.checksum()

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    assertEquals(3, icmp.type());
    assertEquals(3, icmp.code());
    assertEquals(0x2731, icmp.checksum());
    assertEquals(0, unreach.reserved());

    assertEquals(0x8724, ip.checksum());
    assertEquals(440, ip.length());

    // Devil's advocate
    assertFalse(icmp.hasSubHeader(IcmpType.ECHO_REPLY.getId()));
    assertFalse(icmp.hasSubHeader(IcmpType.PARAM_PROBLEM.getId()));
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    Tcp tcp = packet.getHeader(new Tcp());

    ip.destination(dst.getAddress());
    ip.source(src.getAddress());

    ip.checksum(ip.calculateChecksum());
    tcp.checksum(tcp.calculateChecksum());
    packet.scan(Ethernet.ID);

    System.out.println(packet);
    List<PcapIf> alldevs = new ArrayList<PcapIf>(); // Will be filled with NICs
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