Package org.jnetpcap.protocol.network

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

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        long f = packet.getFrameNumber();
        assertTrue("#" + f, packet.hasHeader(ip));

        if (icmp.isChecksumValid() == false) {
          System.out.printf("#%d shouldbe=%x checksum=%x\n", f, icmp
              .calculateChecksum(), icmp.checksum());
        }

        assertTrue("#" + f, icmp.isChecksumValid());
      }
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    assertTrue(packet.hasHeader(Payload.ID));

    // Check specific values
    assertEquals(3, icmp.type());
    assertEquals(3, icmp.code());
    assertEquals(0x2731, icmp.checksum());
    assertEquals(0, unreach.reserved());

    assertEquals(0x8724, ip.checksum());
    assertEquals(440, ip.length());
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    assertTrue(packet.hasHeader(icmp));
    assertTrue(icmp.hasSubHeader(echo));

    assertEquals(8, icmp.type());
    assertEquals(0, icmp.code());
    assertEquals(0x10FD, icmp.checksum());

    assertEquals(0xd001, echo.id());
    assertEquals(0x811e, echo.sequence());

    // Devil's advocate
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    TextFormatter out = new TextFormatter();
//    out.format(echo, Detail.MULTI_LINE_FULL_DETAIL);

    assertEquals(0, icmp.type());
    assertEquals(0, icmp.code());
    assertEquals(0x18FD, icmp.checksum());

    assertEquals(0xd001, echo.id());
    assertEquals(0x811e, echo.sequence());

    // Devil's advocate
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