public async Task SendMessageToServerAsync(string messageToSend) { if (string.IsNullOrEmpty(messageToSend)) { return; } if (tcpClient != null) { if (tcpClient.Connected) { StreamWriter clientStreamWriter = new StreamWriter(tcpClient.GetStream(), System.Text.Encoding.Unicode); clientStreamWriter.AutoFlush = true; await clientStreamWriter.WriteAsync(CryptographyService.EncryptForNetwork(messageToSend)); } } }
public void SendToAuthenticatedClient(CommunicationMessage communicationMessage) { byte[] textMessageAsBytes; try { AuthenticatedTcpClient clientToSendTo; textMessageAsBytes = Encoding.Unicode.GetBytes(CryptographyService.EncryptForNetwork(communicationMessage.BuildCommunicationMessageText())); clientToSendTo = allAuthenticatedClients.First(AuthenticatedTcpClient => AuthenticatedTcpClient.ClientID == communicationMessage.RecipientID); clientToSendTo.tcpClient.GetStream().WriteAsync(textMessageAsBytes, 0, textMessageAsBytes.Length); Array.Clear(textMessageAsBytes, 0, textMessageAsBytes.Length); } catch (Exception ex) { string s = ex.Message; } }