public void WriteReadByteDataTest()
{
Packet writePacket = new Packet(packetOpcode);
writePacket.Write(uint32Value);
writePacket.Write(uint16Value);
writePacket.Write(byteValue);
writePacket.Write(int32Value);
writePacket.Write(int16Value);
writePacket.Write(sbyteValue);
writePacket.Write(stringValue);
writePacket.Write(byteArrayValue);
Packet readPacket = new Packet(writePacket.Data);
Assert.AreEqual(writePacket.OpcodeNumber, readPacket.OpcodeNumber);
Assert.AreEqual(uint32Value, readPacket.ReadUInt32());
Assert.AreEqual(uint16Value, readPacket.ReadUInt16());
Assert.AreEqual(byteValue, readPacket.ReadByte());
Assert.AreEqual(int32Value, readPacket.ReadInt32());
Assert.AreEqual(int16Value, readPacket.ReadInt16());
Assert.AreEqual(sbyteValue, readPacket.ReadSByte());
Assert.AreEqual(stringValue, readPacket.ReadString());
var packetBytes = readPacket.ReadBytes();
for (int i = 0; i < byteArrayValue.Length; i++)
Assert.AreEqual(byteArrayValue[i], packetBytes[i]);
readPacket.Dispose();
writePacket.Dispose();
}
void TestPackets()
{
Packet p = new Packet(Opcode.Test);
p.WriteString("F**K");
p.WriteInt32(123);
byte[] bytes = p.GetBytes();
Opcode opc = (Opcode)BitConverter.ToInt16(bytes, 0);
short length = BitConverter.ToInt16(bytes, 2);
string Data = p.ReadString();
int i = p.ReadInt32();
}
static void Main(string[] args)
{
// Client will send us the key and iVec
AesEncryptor aes = null;
// Rsa inicialization
RsaEncryptor rsa = new RsaEncryptor(RSAKey.RsaParams);
// Creates new server instance on port 10751
Server server = new Server(10751);
// Awaits client connection
var tcpClient = server.AcceptClientBlockWait();
// Creates client instance
var client = new Client(tcpClient);
byte[] data = null;
do
{
// Gets received data (everything that is in network pipe)
data = client.ReceiveData();
if (data == null)
continue;
do
{
var length = BitConverter.ToUInt16(data, 0);
data = data.Skip(sizeof(UInt16)).ToArray();
var packetData = data.Take(length).ToArray();
// init packet, decrypt stream after inicialization
Packet packet = new Packet(aes != null ? aes.Decrypt(packetData) : packetData);
Packet response = null;
switch ((ClientPacketTypes)packet.OpcodeNumber)
{
case ClientPacketTypes.CMSG_INIT_ENCRYPTED_RSA:
var keys = rsa.Decrypt(packet.ReadBytes());
aes = new AesEncryptor(keys.Take(16).ToArray(), keys.Skip(16).ToArray());
client.AesEncryptor = aes;
response = new Packet(ServerPacketTypes.SMSG_INIT_RESPONSE_ENCRYPTED_RSA);
response.Write("Hello Client!");
break;
case ClientPacketTypes.CMSG_INIT_ENCRYPTED_AES:
Console.WriteLine(packet.ReadString());
response = new Packet(ServerPacketTypes.SMSG_INIT_RESPONSE_ENCRYPTED_AES);
response.Write("Hello Client, We are now fully encrypted!");
break;
}
if (response != null)
{
client.SendPacket(response);
response.Dispose();
}
data = data.Skip(length).ToArray();
} while (data.Any());
break;
} while (true);
aes.Dispose();
client.Dispose();
server.Dispose();
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
