static void Main(string[] args)
{
TcpClient client = new TcpClient();
int port = 11000;
IPAddress ip = IPAddress.Parse("127.0.0.1");
IPEndPoint endPoint = new IPEndPoint(ip, port);
client.Connect(endPoint);
NetworkStream stream = client.GetStream();
byte[] buffer = new byte[256];
int nBytesRead = stream.Read(buffer);
byte[] keyBuffer = BigInteger.ModPow(keyExchange.g, b, keyExchange.n).ToByteArray();
stream.Write(keyBuffer);
byte[] temp = new byte[nBytesRead];
Array.Copy(buffer, 0, temp, 0, nBytesRead);
key = keyExchange.GenerateKey(new BigInteger(buffer), b);
while (true)
{
ReceiveMessage(stream);
Console.Write("Write your message here: ");
string text = Console.ReadLine();
if (text.ToLower() == "c")
{
break;
}
buffer = Encoding.UTF8.GetBytes(text);
stream.Write(encryption.SubstitutionEncrypt(buffer, key), 0, buffer.Length);
}
client.Close();
}
static public async void AcceptClients(TcpListener listener)
{
bool isRunning = true;
while (isRunning)
{
TcpClient client = await listener.AcceptTcpClientAsync();
clients.Add(client);
NetworkStream stream = client.GetStream();
byte[] keybuffer = BigInteger.ModPow(KeyExchange.g, a, KeyExchange.n).ToByteArray();
stream.Write(keybuffer);
byte[] buffer = new byte[256];
int nBytesRead = await stream.ReadAsync(buffer);
key = KeyExchange.GenerateKey(new BigInteger(buffer), a);
ReceiveMessages(stream);
}
}
