public NetPacket Decode(NetPacket packet)
{
int headerSize = packet.GetHeaderSize();
int size = packet.Size;
byte[] data = packet.RawData;
// tea
CryptTea.DecryptSimple(data, headerSize, size - headerSize, _keys);
// checksum
byte checksum = GetChecksum(data, headerSize, size - headerSize);
if (InitChecksumValue != checksum)
{
throw new Exception("not match packet checksum");
}
return(packet);
}
