private bool DoHandshake()
{
try
{
client = new TcpClient(server.Address.ToString(), server.Port);
stream = client.GetStream();
Handshake handshake = new Handshake();
return(handshake.Authorize(ref stream));
}
catch (SocketException ex)
{
Global.Log("SocketException in ServerStream message: " + ex.Message);
stream = null;
return(false);
}
catch (Exception ex)
{
Global.Log("Unnknown error in ServerStream handshake. Message: " + ex.Message);
return(false);
}
}
/// <summary>
///
/// </summary>
/// <param name="command"></param>
/// <param name="buffer"></param>
/// <param name="total"></param>
/// <param name="maxsize">0: unlimited</param>
/// <returns>return true if connected suceffull, false if any exception or authorization faild</returns>
private static bool SendRequest(Commands command, ref byte[] buffer, ref int total)
{
if (server == null)
{
server = LocalDatabase.GetServerEndpoint(LocalDatabase.ServerType.Offer);
}
List <byte[]> receivedData = new List <byte[]>();
try
{
using (TcpClient client = new TcpClient(server.Address.ToString(), server.Port))
{
total = 0;
byte[] buffor = new byte[1024];
NetworkStream networkStream = client.GetStream();
//Autoryzacja
Handshake handshake = new Handshake();
if (handshake.Authorize(ref networkStream) == false)
{
return(false);
}
System.Threading.Thread.Sleep(500);
//Wysylanie komendy
if (SendByteArray(ref networkStream, GetBytes(command.ToString())) == true)
{
//pobieranie danych
int readed = 0;
do
{
readed = networkStream.Read(buffor, 0, buffor.Length);
if (readed > 0)
{
byte[] newBuffor = new byte[readed];
System.Buffer.BlockCopy(buffor, 0, newBuffor, 0, readed);
receivedData.Add(newBuffor);
}
total += readed;
} while (readed > 0);
}
else
{
Global.Log("Nie udalo się wysłać komendy");
}
networkStream.Close(); //Zamykanie połączenia
client.Close();
}
}
catch (SocketException se)
{
Debug.WriteLine(@"Nie udało się połączyć z serwerem. Socket Exception message: " + se.Message);
return(false);
}
buffer = CombineArrays(receivedData); //Łączenie odebranych danych.
return(true);
}