private void Parse(byte[] contents)
{
if (contents.Length <= 17)
{
throw new ArgumentOutOfRangeException("contents", string.Format("length mismatch - expected at least 17, got {0} - {1}", contents.Length.ToString(), BitConverter.ToString(contents)));
}
byte messageId = contents[14];
int messageLength = 0;
messageLength |= (contents[15] & 0xFF) << 8;
messageLength |= contents[16] & 0xFF;
int messageBodyLength = messageLength - 7;
byte[] messageBody = new byte[messageBodyLength];
Array.Copy(contents, 24, messageBody, 0, messageBodyLength);
if ((MessageId)messageId == MessageId.InventoryResponse)
{
if (messageBody.Length > 0)
{
InventoryType inventoryType = (InventoryType)messageBody[0];
if (inventoryType == InventoryType.ListActiveSuId)
{
KmmBody kmmBody = new InventoryResponseListActiveSuId(messageBody);
KmmBody = kmmBody;
}
else
{
throw new Exception(string.Format("unknown inventory response type: 0x{0:X2}", (byte)inventoryType));
}
}
else
{
throw new Exception("inventory response length zero");
}
}
else if ((MessageId)messageId == MessageId.NegativeAcknowledgement)
{
KmmBody kmmBody = new NegativeAcknowledgement(messageBody);
KmmBody = kmmBody;
}
else if ((MessageId)messageId == MessageId.LoadAuthenticationKeyResponse)
{
KmmBody kmmBody = new LoadAuthenticationKeyResponse(messageBody);
KmmBody = kmmBody;
}
else if ((MessageId)messageId == MessageId.DeleteAuthenticationKeyResponse)
{
KmmBody kmmBody = new DeleteAuthenticationKeyResponse(messageBody);
KmmBody = kmmBody;
}
else
{
throw new Exception(string.Format("unknown kmm - message id: 0x{0:X2}", messageId));
}
}
public KmmFrame(KmmBody kmmBody)
{
if (kmmBody == null)
{
throw new ArgumentNullException("kmmBody");
}
KmmBody = kmmBody;
}