void disconect()
{
//Disable both sending and receiving on this Socket.
_socket?.Shutdown(SocketShutdown.Both);
// Closes the Socket connection and releases all associated resources.
_socket?.Close();
re.Abort(); //not needed
ConnectionButton.Text = "Connect";
connection = false; //we disconected
GuessButton.Enabled = false;
TrackBarGuess.Enabled = false;
}
public void Disconnect()
{
try
{
clientSocket?.Shutdown(SocketShutdown.Both);
}
catch
{
}
clientSocket?.Close();
broadcastThread?.Join(1);
receiveThread?.Join(1);
}
private void Window_Closed(object sender, EventArgs e)
{
socket?.Shutdown(SocketShutdown.Both);
socket?.Close();
}
private void button1_Click(object sender, EventArgs e)
{
if (username.Text != "" && password.Text != "")
{
//Creamos un IPEndPoint con la dirección IP y puerto del servidor al que deseamos conectarnos.
IPAddress direc = IPAddress.Parse("147.83.117.22");//147.83.117.22 192.168.56.101
IPEndPoint ipep = new IPEndPoint(direc, puerto);
//Creamos el socket .
server = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
//Intentamos conectar el socket.
try
{
server.Connect(ipep);
}
catch (SocketException ex)
{
//Si hay excepcion imprimimos el error y salimos del programa con return.
MessageBox.Show("No he podido conectar con el servidor" + ex.Message);
return;
}
//Variables necesarias para el mensaje al servidor.
string user = username.Text;
string pass = password.Text;
string mensaje = "100/" + user + "/" + pass;
//Envío del mensaje al servidor.
byte[] msg = System.Text.Encoding.ASCII.GetBytes(mensaje);
server.Send(msg);
//Se recibe la respuesta del servidor.
byte[] msg2 = new byte[80];
server.Receive(msg2);
mensaje = Encoding.ASCII.GetString(msg2).Split('\0')[0];
//Inicio de sesión correcto.
if (mensaje == "100/Correct")
{
//Stop a la musica de inicio.
player.Stop();
//Creación y transferencia de datos al formulaio principal.
prin = new Principal();
prin.setServer(server);
prin.setUser(user);
this.Hide();
prin.ShowDialog();
//Recibimos el estado del usuario del formulario principal por si este desea desconectarse del juego.
estado = prin.getStatus();
if (estado == 0)
{
//Mensaje de desconexión.
mensaje = "0/";
msg = System.Text.Encoding.ASCII.GetBytes(mensaje);
server.Send(msg);
//Desconexión.
server.Shutdown(SocketShutdown.Both);
server.Close();
}
this.Close();
}
//Se informa al usuario mediante un MesssageBox del motivo por el cual el inicio de sesión ha fallado.
else
{
//Usuario inexistente en la base de datos del juego.
if (mensaje == "100/NoUser")
{
MessageBox.Show("El usuario introducido no existe, porfavor regístrese.");
}
//La contraseña introducida por el usuarios es errónea.
else if (mensaje == "100/Incorrect")
{
MessageBox.Show("Contraseña incorrecta.");
}
//Mensaje de desconexión.
mensaje = "0/";
msg = System.Text.Encoding.ASCII.GetBytes(mensaje);
server.Send(msg);
//Desconexión.
server.Shutdown(SocketShutdown.Both);
server.Close();
}
}
}
static void Main(string[] args)
{
int t = 0;
while (true)
{
try
{
IPAddress serverip = IPAddress.Parse("127.0.0.1");
IPEndPoint ServerEndPoint = new IPEndPoint(serverip, 1234);
Socket socket = new Socket(serverip.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
socket.Connect(ServerEndPoint);
string message_to_send;
while (true)
{
Console.Write("Enter the message to send to the server: (quit to exit) ");
message_to_send = Console.ReadLine();
if (message_to_send.ToLower() == "quit")
{
Environment.Exit(0);
}
if (message_to_send == "")
{
Console.WriteLine("Please enter a valid message ..."); continue;
}
else
{
break;
}
}
byte[] message_to_send_in_bytes = Encoding.ASCII.GetBytes(message_to_send);
int byteSent = socket.Send(message_to_send_in_bytes);
byte[] message_received = new byte[1024];
int byteReceived = socket.Receive(message_received);
Console.Write("Message received from the server");
Console.WriteLine(Encoding.ASCII.GetString(message_received, 0, byteReceived));
socket.Shutdown(SocketShutdown.Both);
socket.Close();
}
catch (Exception e)
{
Console.WriteLine("Could not coonect to the server. Trying to recconect in 2 seconds ..."); Thread.Sleep(2000); t++;
if (t == 3)
{
Console.WriteLine("Could not coonect to the server. Try again later ..."); Console.ReadKey(); Environment.Exit(0);
}
}
}
Console.ReadKey();
}
private static void StartClient()
{
EventStore.AddNewEvent(new ServerGame.Core.Event.LoopSendingUDP(OnLoopSedingUDP));
EventStore.AddNewEvent(new ServerGame.Core.Event.Authtcation(OnAuthtcation));
EventStore.AddNewEvent(new ServerGame.Core.Event.ConvertConnctionToNewServeerPort(OnConvertConnctionToNewServeerPort));
EventStore.AddNewEvent(new ServerGame.Core.Event.Broadcast(OnBroadcast));
Console.WriteLine("Please Enter IP(if not is same machen name) : ");
ip = Console.ReadLine();
if (ip == "")
{
ip = Dns.GetHostName();
}
var _tcp = true;
Console.WriteLine("Please Enter false or 0 or press enter if use udp : ");
var ss = Console.ReadLine();
if (ss == "0" || ss == "false" || ss == "")
{
_tcp = false;
}
if (_tcp)
{
Console.WriteLine("enter port number deflut is : " + porttcp.ToString());
var _port = Console.ReadLine();
if (_port != "")
{
port = Convert.ToInt32(_port);
}
else
{
port = porttcp;
}
}
else
{
Console.WriteLine("Please Enter port(if not,is 9998) : ");
var _port = Console.ReadLine();
if (_port != "")
{
port = Convert.ToInt32(_port);
}
else
{
port = portudp;
}
}
try
{
if (_tcp)
{
IPHostEntry ipHostInfo = Dns.GetHostEntry(ip);//Dns.GetHostEntry("net.super-bots.com");
IPAddress ipAddress = ipHostInfo.AddressList[ipHostInfo.AddressList.Length - 1];
IPEndPoint remoteEP = new IPEndPoint(ipAddress, port);
// Create a TCP/IP socket.
Socket client = new Socket(ipAddress.AddressFamily,
SocketType.Stream, ProtocolType.Tcp);
client.BeginConnect(remoteEP,
new AsyncCallback(ConnectCallback), client);
connectDone.WaitOne();
if (client.Connected == false)
{
return;
}
Task.Run(() =>
{
while (true)
{
receiveDone.Reset();
Receive(client);
receiveDone.WaitOne();
Console.WriteLine("Response received : {0}", response);
}
});
PackSendData data = null;
List <Data> datalist = null;
while (true)
{
var readline = Console.ReadLine();
if (readline == "close")
{
break;
}
if (readline.Split(' ')[0].Trim() == "loop") // loop 500 20 mohmmadmaskdmqkmfwemgflwjnemgljnwejgjwhnglkwe
{
var manytime = Convert.ToInt32(readline.Split(' ')[1]);
var sleeptimeMilSec = Convert.ToInt32(readline.Split(' ')[2]);
var world = "";
for (int i = 3; i < readline.Split(' ').Length; i++)
{
world += " " + readline.Split(' ')[i];
}
while (manytime > 0)
{
sendDone.Reset();
datalist = new List <Data>();
datalist.Add(new Data(manytime.ToString() + world, (byte)DataType.String));
data = new PackSendData(1, datalist);
Send(client, ServerGame.Core.Serialize.Serialize.serialize(data));
sendDone.WaitOne();
manytime--;
Thread.Sleep(sleeptimeMilSec);
}
}
else if (readline.Split(' ')[0].Trim() == "event") // loop 500 20 mohmmadmaskdmqkmfwemgflwjnemgljnwejgjwhnglkwe
{
var datasnding = readline.Split(' ');
var numberevnet = Convert.ToInt32(datasnding[1]);
var world = "";
for (int i = 2; i < readline.Split(' ').Length; i++)
{
world += " " + readline.Split(' ')[i];
}
switch (numberevnet)
{
case 1:
datalist = new List <Data>();
datalist.Add(new Data(datasnding[2], 0));
datalist.Add(new Data(datasnding[3], 1));
datalist.Add(new Data(datasnding[4], 2));
datalist.Add(new Data(datasnding[5], 3));
data = new PackSendData(1, datalist);
Send(client, ServerGame.Core.Serialize.Serialize.serialize(data));
break;
case 2:
datalist = new List <Data>();
datalist.Add(new Data(world, 0));
data = new PackSendData(2, datalist);
Send(client, ServerGame.Core.Serialize.Serialize.serialize(data));
break;
default:
break;
}
}
datalist = new List <Data>();
datalist.Add(new Data(readline, (byte)DataType.String));
data = new PackSendData(0, datalist);
Send(client, ServerGame.Core.Serialize.Serialize.serialize(data));
sendDone.WaitOne();
}
// Release the socket.
client.Shutdown(SocketShutdown.Both);
client.Close();
}
else
{
startRciverUDP();
while (true)
{
var readline = Console.ReadLine();
if (readline == "stop")
{
break;
}
List <Data> datalist = null;
PackSendData data = null;
if (readline.Split(' ')[0].Trim() == "event")
{
var datasnding = readline.Split(' ');
var numberevnet = Convert.ToInt32(datasnding[1]);
var world = "";
for (int i = 2; i < readline.Split(' ').Length; i++)
{
world += " " + readline.Split(' ')[i];
}
switch (numberevnet)
{
case 1:
datalist = new List <Data>();
datalist.Add(new Data(datasnding[2], 0));
datalist.Add(new Data(datasnding[3], 1));
datalist.Add(new Data(datasnding[4], 2));
datalist.Add(new Data(datasnding[5], 3));
data = new PackSendData(1, datalist);
startSendUDP(data);
break;
case 2:
datalist = new List <Data>();
datalist.Add(new Data(world, 0));
data = new PackSendData(2, datalist);
startSendUDP(data);
break;
default:
break;
}
}
else if (readline.Split(' ')[0].Trim() == "loop")
{
var manytime = Convert.ToInt32(readline.Split(' ')[1]);
var sleeptimeMilSec = Convert.ToInt32(readline.Split(' ')[2]);
var world = "";
for (int i = 3; i < readline.Split(' ').Length; i++)
{
world += " " + readline.Split(' ')[i];
}
while (manytime > 0)
{
sendDone.Reset();
datalist = new List <Data>();
datalist.Add(new Data(manytime.ToString() + world, (byte)DataType.String));
data = new PackSendData(0, datalist);
startSendUDP(data);
sendDone.WaitOne();
manytime--;
Thread.Sleep(sleeptimeMilSec);
}
}
else
{
datalist = new List <Data>();
datalist.Add(new Data(readline, 0));
data = new PackSendData(0, datalist);
startSendUDP(data);
}
}
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
static void Main(string[] args)
{
try
{
//Для подключения к SQLite, создается один раз
SQLiteFactory factory = (SQLiteFactory)DbProviderFactories.GetFactory("System.Data.SQLite");
Console.WriteLine("Сгенерировать новую БД SQLite? (y/n)");
ConsoleKeyInfo keyInfo = Console.ReadKey(false);
if (keyInfo.KeyChar == 'y' || keyInfo.KeyChar == 'у' || keyInfo.KeyChar == 'д')
{
//генерация новой БД
Console.WriteLine("Запись данных в БД SQLite");
WriteSQLite(factory);
Console.WriteLine("Нажмите любую клавишу для продолжения...");
Console.ReadKey(true);
}
//чтение БД
Console.WriteLine("Чтение данных из БД SQLite");
List <FullRow> rows = ReadSQLite(factory);
string str_data = JsonConvert.SerializeObject(rows);
// подключаемся к удаленному хосту
IPEndPoint ipPoint = new IPEndPoint(IPAddress.Parse(address), port);
Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
socket.Connect(ipPoint);
Console.WriteLine("Шифрование данных");
// получаем публичный ключ RSA
byte[] data_rsa = new byte[2048]; // буфер для ответа
int bytes = socket.Receive(data_rsa, data_rsa.Length, 0);
string serial_rsa = Encoding.Unicode.GetString(data_rsa, 0, bytes);
RSAParameters rsaParams = JsonConvert.DeserializeObject <RSAParameters>(serial_rsa);
//шифруем симметричным шифрованием данные
Rijndael cipher = Rijndael.Create();
string encrypted = Encrypt(str_data, cipher.Key, cipher.IV);
//string decrypted = Decrypt(encrypted, cipher.Key, cipher.IV);
//шифруем RSA ключ симметричного шифрования
byte[] encrypted_key = RSAEncrypt(cipher.Key, rsaParams);
//byte[] decrypted_key = RSAEncrypt(encrypted_key, RSA.ExportParameters(true));
//удаляем из памяти экземпляр класса симметричного шифрования
byte[] iv = cipher.IV;
cipher.Dispose();
Console.WriteLine("Пересылка данных");
//отправляем зашифрованный ключ симметричного шифрования
socket.Send(encrypted_key);
// получаем подтверждение
byte[] data = new byte[256]; // буфер для ответа
bytes = socket.Receive(data, data.Length, 0);
string answer = Encoding.Unicode.GetString(data, 0, bytes);
if (!answer.Equals("ready"))
{
throw new Exception("Получены некорректные данные");
}
//отправляем инициализующий вектор симметричного шифрования в открытом виде
socket.Send(iv);
//получаем подтверждение
data = new byte[256]; // буфер для ответа
bytes = socket.Receive(data, data.Length, 0);
answer = Encoding.Unicode.GetString(data, 0, bytes);
if (!answer.Equals("ready"))
{
throw new Exception("Получены некорректные данные");
}
//отправляем размер данных
byte[] data_rows = Encoding.Unicode.GetBytes(encrypted);
string message = "отправка " + data_rows.Length;
data = Encoding.Unicode.GetBytes(message);
socket.Send(data);
// получаем подтверждение
data = new byte[256]; // буфер для ответа
bytes = socket.Receive(data, data.Length, 0);
answer = Encoding.Unicode.GetString(data, 0, bytes);
if (!answer.Equals("ready"))
{
throw new Exception("Получены некорректные данные");
}
//отправляем зашифрованные данные
socket.Send(data_rows);
// получаем количество доставленных байт
data = new byte[256]; // буфер для ответа
bytes = socket.Receive(data, data.Length, 0);
answer = Encoding.Unicode.GetString(data, 0, bytes);
//отображаем отчет
string[] res = answer.Split(' ');
if (res.Length != 2 || !res[0].Equals("доставлено"))
{
throw new Exception("Получены некорректные данные");
}
int count = int.Parse(res[1]);
Console.WriteLine("Отправлено {0} байт.\nДоставлено {1} байт", data_rows.Length, count);
// закрываем сокет
socket.Shutdown(SocketShutdown.Both);
socket.Close();
}
catch (Exception ex)
{
Console.WriteLine("Произошла ошибка {0}. Приложение будет закрыто.", ex.Message);
}
Console.WriteLine("Нажмите любую клавишу для выхода...");
Console.ReadKey(true);
Environment.Exit(0);
}
// ExecuteClient() Method
static void ExecuteClient()
{
try {
// Establish the remote endpoint
// for the socket. This example
// uses port 11111 on the local
// computer.
IPHostEntry ipHost = Dns.GetHostEntry(Dns.GetHostName());
IPAddress ipAddr = ipHost.AddressList[0];
IPEndPoint localEndPoint = new IPEndPoint(ipAddr, 11111);
// Creation TCP/IP Socket using
// Socket Class Costructor
Socket sender = new Socket(ipAddr.AddressFamily,
SocketType.Stream, ProtocolType.Tcp);
try {
// Connect Socket to the remote
// endpoint using method Connect()
sender.Connect(localEndPoint);
// We print EndPoint information
// that we are connected
Console.WriteLine("Socket connected to -> {0} ",
sender.RemoteEndPoint.ToString());
// Creation of messagge that
// we will send to Server
byte[] messageSent = Encoding.ASCII.GetBytes("Test Client<EOF>");
int byteSent = sender.Send(messageSent);
// Data buffer
byte[] messageReceived = new byte[1024];
// We receive the messagge using
// the method Receive(). This
// method returns number of bytes
// received, that we'll use to
// convert them to string
int byteRecv = sender.Receive(messageReceived);
Console.WriteLine("Message from Server -> {0}",
Encoding.ASCII.GetString(messageReceived,
0, byteRecv));
// Close Socket using
// the method Close()
sender.Shutdown(SocketShutdown.Both);
sender.Close();
}
// Manage of Socket's Exceptions
catch (ArgumentNullException ane) {
Console.WriteLine("ArgumentNullException : {0}", ane.ToString());
}
catch (SocketException se) {
Console.WriteLine("SocketException : {0}", se.ToString());
}
catch (Exception e) {
Console.WriteLine("Unexpected exception : {0}", e.ToString());
}
}
catch (Exception e) {
Console.WriteLine(e.ToString());
}
}
private void Close()
{
_socket.Shutdown(SocketShutdown.Both);
_socket.Close();
}
/// <summary>
/// Завершение подключения, вывод соответствующего сообщения.
/// </summary>
private void Shutdown()
{
client.Shutdown(SocketShutdown.Both);
client.Close();
}
private void SendMessageFromSocket(object port)
{
try
{
// Буфер для входящих данных
byte[] bytes = new byte[1024];
// Соединяемся с удаленным устройством
// Устанавливаем удаленную точку для сокета
IPHostEntry ipHost = Dns.GetHostEntry("localhost");
IPAddress ipAddr = ipHost.AddressList[0];
IPEndPoint ipEndPoint = new IPEndPoint(ipAddr, (int)port);
Socket sender = new Socket(ipAddr.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
// Соединяем сокет с удаленной точкой
sender.Connect(ipEndPoint);
string request = "";
Dispatcher.Invoke(() =>
{
request = indexTextBox.Text;
indexTextBox.Text = string.Empty;
});
byte[] msg = Encoding.UTF8.GetBytes(request);
// Отправляем данные через сокет
int bytesSent = sender.Send(msg);
// Получаем ответ от сервера
int bytesRec = sender.Receive(bytes);
string str = Encoding.UTF8.GetString(bytes, 0, bytesRec);
for (int i = 0; i < str.Length; i++)
{
if (str[i] == '.')
{
str = str.Insert(i + 1, ", ");
}
}
Dispatcher.Invoke(() =>
{
streetTextBox.Text = str;
});
// Освобождаем сокет
sender.Shutdown(SocketShutdown.Both);
sender.Close();
}
catch (SocketException ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
catch (ArgumentNullException ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
public void TerminateConnection()
{
Console.ReadKey(true);
_sender.Shutdown(SocketShutdown.Both);
_sender.Close();
}
// Function to get the score of every player from the server
public List <Player> GetScoreAllPlayers()
{
List <Player> players = new List <Player>();
// Data buffer for incoming data.
byte[] bytes = new byte[1024];
// Connect to a remote device.
try
{
var address = Dns.GetHostEntry(serverAddress).AddressList.First(ip => ip.AddressFamily == AddressFamily.InterNetworkV6); // IPV4 to IPV6 address
IPAddress ipAddress = address;
IPEndPoint remoteEP = new IPEndPoint(ipAddress, Int32.Parse(serverPort));
// Create a TCP/IP socket.
Socket sender = new Socket(ipAddress.AddressFamily,
SocketType.Stream, ProtocolType.Tcp);
// Connect the socket to the remote endpoint. Catch any errors.
try
{
sender.Connect(remoteEP);
// Encode the data string into a byte array.
byte[] msg = Encoding.ASCII.GetBytes("<ScorePlayers>" + this.id);// Ask the score of other players
// Send the data through the socket.
int bytesSent = sender.Send(msg);
// Receive the response from the remote device.
int bytesRec = sender.Receive(bytes);
string result = Encoding.ASCII.GetString(bytes, 0, bytesRec);
if (result.IndexOf("<ReturnScorePlayers>") < 0)
{
Console.WriteLine("Server return error.");
}
// Release the socket.
sender.Shutdown(SocketShutdown.Both);
sender.Close();
// Get the answer of the server and put it on the List of players score
result = result.Replace("<ReturnScorePlayers>", "");
string[] result_array = result.Split(';');
for (int i = 0; i < result_array.Length; i += 2)
{
players.Add(new Player(result_array[i], Int16.Parse(result_array[i + 1])));// Create a new player with its id and score and add it to the list of all players
}
return(players);
}
catch (Exception e)
{
Console.WriteLine("Unexpected exception : {0}", e.ToString());
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
return(null);
}