public MessageHeader(byte[] data)
{
MessageAttributes = new List <MessageAttribute> ();
byte[] typeBytes = new byte[2];
Array.Copy(data, typeBytes, 2);
MessageType = (MessageType)Utility.TwoBytesToInteger(typeBytes);
byte[] lengthBytes = new byte[2];
Array.Copy(data, 2, lengthBytes, 0, 2);
int length = Utility.TwoBytesToInteger(lengthBytes);
int position = 20;
while (position < length)
{
byte[] attributeTypeBytes = new byte [2];
Array.Copy(data, position, attributeTypeBytes, 0, 2);
MessageAttributeType attributeType = (MessageAttributeType)Utility.TwoBytesToInteger(attributeTypeBytes);
position += 2;
byte[] attributeLengthBytes = new byte [2];
Array.Copy(data, position, attributeLengthBytes, 0, 2);
int attributeLength = Utility.TwoBytesToInteger(attributeLengthBytes);
position += 2;
byte[] attributeData = new byte [attributeLength];
Array.Copy(data, position, attributeData, 0, attributeLength);
if (MessageAttribute.TypeTable.ContainsKey(attributeType) == true)
{
Type type = MessageAttribute.TypeTable [attributeType];
MessageAttribute attribute = (MessageAttribute)Activator.CreateInstance(type, new object[] { attributeData });
MessageAttributes.Add(attribute);
}
position += attributeLength;
}
}
public AddressAttributeBase(MessageAttributeType type, byte[] data) : base(type)
{
byte[] familyBytes = new byte[1];
Array.Copy(data, 1, familyBytes, 0, 1);
if (familyBytes[0] != 0x01)
{
throw new Exception("Invalid network family!");
}
else
{
this.addressFamily = AddressFamily.InterNetwork;
}
byte[] portBytes = new byte [2];
Array.Copy(data, 2, portBytes, 0, 2);
this.port = Utility.TwoBytesToInteger(portBytes);
byte[] addressBytes = new byte [4];
Array.Copy(data, 4, addressBytes, 0, 4);
this.address = new IPAddress(BitConverter.ToInt32(addressBytes, 0));
}
public AddressAttributeBase(MessageAttributeType type) : base(type)
{
}
public MessageAttribute(MessageAttributeType type)
{
this.type = type;
}
public MessageAttribute(MessageAttributeType type)
{
this.type = type;
}
