public string connect()
{
Socket sender = null;
try
{
sender = init();
sender.Send(Encoding.UTF8.GetBytes(Properties.BEGIN));
string recvKey = SocketUtils.RecvData(sender);
Console.WriteLine(recvKey);
if (Properties.NO_COMMUNICATION.Equals(recvKey))
{
return(REJECT);
}
string privateKey = Properties.getPrivateKey();
PublicKey publicKey = Properties.getPublicKey();
char[] sendKey = CriptoUtils.createSesionKey(publicKey, privateKey.ToCharArray());
sender.Send(Encoding.UTF8.GetBytes(sendKey));
Console.WriteLine(recvKey.Length + " " + privateKey.Length);
char[] sessionKey = CriptoUtils.createSesionKey(new PublicKey(recvKey, publicKey.mod), privateKey.ToCharArray());
Properties.setSessionKey(new string(sessionKey));
string testMsg = CriptoUtils.Decrypt(SocketUtils.RecvData(sender), Properties.getSessionKey());
return(Properties.TEST_COMMUNICATON.Equals(testMsg) ? SUCCESS : FAILED);
/*
* //so2.workSocket = sender;
* //Socket temp = sender;
* //sender.BeginReceive(so2.buffer, 0, StateObject.BUFFER_SIZE, 0, new AsyncCallback(Read_Callback), so2);
* //sender.BeginReceive(recvBuf, 0, recvBuf.Length, 0, recBack, null);
* //so2.workSocket.Close();
* Stopwatch stopWatch = new Stopwatch();
* TimeSpan ts = new TimeSpan();
* stopWatch.Start();
* int bytesRec = 0;
* //Thread.Sleep(3000);
* do
* {
* //Thread.Sleep(3000);
* ts = stopWatch.Elapsed;
* //Console.WriteLine(connec);
* } while ((ts.Seconds < (int)2) && connec!=true);
* //close();
* //sender = null;
* //init();
* stopWatch.Stop();
*
* return "fail";
*/
}
catch (Exception e)
{
return(e.Message);
}
finally
{
close(sender);
}
}
