public void EncryptAndDecryptTest()
{
string plainText = "hello,my name is jsjs-gchao";
AsymCryptography cryptServer = new AsymCryptography();
AsymCryptography cryptClient = new AsymCryptography();
cryptClient.PublicKey = cryptServer.PublicKey;
string cryptedText = cryptClient.Encrypt(plainText);
string decryptedText = cryptServer.Decrypt(cryptedText);
Assert.AreEqual(plainText, decryptedText, decryptedText);
}
private void btnAdd_Click(object sender, EventArgs e)
{
try
{
m_hostIP = txtIP.Text;
IPAddress ipA = IPAddress.Parse(m_hostIP);
m_port = int.Parse(txtPort.Text.Trim());
m_endPoint = new IPEndPoint(ipA, m_port);
m_client = new UdpClient();
m_client.Connect(m_endPoint);
m_sendData = "ADD";
m_data = UDPComm.UDPComm.EncodingASCII(m_sendData);
m_client.Send(m_data, m_data.Length);
string content = string.Empty;
if (ReceiveData(UDPComm.ConstValue.PUBLIC_KEY, ref content))
{
m_asymCrpt = new AsymCryptography();
m_asymCrpt.PublicKey = content;
content = m_asymCrpt.Encrypt(m_symCrpt.Key);
content = string.Format("{0}{1}", UDPComm.ConstValue.SYM_KEY, content);
m_data = UDPComm.UDPComm.EncodingASCII(content);
m_client.Send(m_data, m_data.Length);
if (ReceiveData(UDPComm.ConstValue.OK, ref content))
{
string time = DateTime.Now.ToString("t");
txtContent.Text = time + " " + "Add sucessfully\r\n" + txtContent.Text;
}
}
if (m_client != null)
{
m_receiveThread = new Thread(new ThreadStart(Listener));
m_receiveThread.Start();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}