Example #1
0
File: ARP.java Project: jmdbo/CGR
 @Override
 public boolean equals(Object obj) {
   if (this == obj) return true;
   if (!super.equals(obj)) return false;
   if (getClass() != obj.getClass()) return false;
   ARP other = (ARP) obj;
   if (hardwareAddressLength != other.hardwareAddressLength) return false;
   if (hardwareType != other.hardwareType) return false;
   if (opCode == null) {
     if (other.opCode != null) return false;
   } else if (!opCode.equals(other.opCode)) return false;
   if (protocolAddressLength != other.protocolAddressLength) return false;
   if (protocolType != other.protocolType) return false;
   if (senderHardwareAddress == null) {
     if (other.senderHardwareAddress != null) return false;
   } else if (!senderHardwareAddress.equals(other.senderHardwareAddress)) return false;
   if (senderProtocolAddress == null) {
     if (other.senderProtocolAddress != null) return false;
   } else if (!senderProtocolAddress.equals(other.senderProtocolAddress)) return false;
   if (targetHardwareAddress == null) {
     if (other.targetHardwareAddress != null) return false;
   } else if (!targetHardwareAddress.equals(other.targetHardwareAddress)) return false;
   if (targetProtocolAddress == null) {
     if (other.targetProtocolAddress != null) return false;
   } else if (!targetProtocolAddress.equals(other.targetProtocolAddress)) return false;
   return true;
 }
Example #2
0
File: ARP.java Project: jmdbo/CGR
  @Override
  public IPacket deserialize(byte[] data, int offset, int length) throws PacketParsingException {
    ByteBuffer bb = ByteBuffer.wrap(data, offset, length);
    this.hardwareType = bb.getShort();
    this.protocolType = bb.getShort();
    this.hardwareAddressLength = bb.get();
    this.protocolAddressLength = bb.get();
    if (this.hardwareAddressLength != 6) {
      String msg = "Incorrect ARP hardware address length: " + hardwareAddressLength;
      throw new PacketParsingException(msg);
    }
    if (this.protocolAddressLength != 4) {
      String msg = "Incorrect ARP protocol address length: " + protocolAddressLength;
      throw new PacketParsingException(msg);
    }
    this.opCode = ArpOpcode.of(bb.getShort());

    byte[] tmpMac = new byte[0xff & this.hardwareAddressLength];
    byte[] tmpIp = new byte[0xff & this.protocolAddressLength];

    bb.get(tmpMac, 0, this.hardwareAddressLength);
    this.senderHardwareAddress = MacAddress.of(tmpMac);
    bb.get(tmpIp, 0, this.protocolAddressLength);
    this.senderProtocolAddress = IPv4Address.of(tmpIp);

    bb.get(tmpMac, 0, this.hardwareAddressLength);
    this.targetHardwareAddress = MacAddress.of(tmpMac);
    bb.get(tmpIp, 0, this.protocolAddressLength);
    this.targetProtocolAddress = IPv4Address.of(tmpIp);

    return this;
  }
Example #3
0
File: ARP.java Project: jmdbo/CGR
 @Override
 public int hashCode() {
   final int prime = 31;
   int result = super.hashCode();
   result = prime * result + hardwareAddressLength;
   result = prime * result + hardwareType;
   result = prime * result + ((opCode == null) ? 0 : opCode.hashCode());
   result = prime * result + protocolAddressLength;
   result = prime * result + protocolType;
   result =
       prime * result + ((senderHardwareAddress == null) ? 0 : senderHardwareAddress.hashCode());
   result =
       prime * result + ((senderProtocolAddress == null) ? 0 : senderProtocolAddress.hashCode());
   result =
       prime * result + ((targetHardwareAddress == null) ? 0 : targetHardwareAddress.hashCode());
   result =
       prime * result + ((targetProtocolAddress == null) ? 0 : targetProtocolAddress.hashCode());
   return result;
 }