private void btncn_Click(object sender, EventArgs e)
{
ipServer = new IPEndPoint(IPAddress.Parse("192.168.1.110"), 1234);
client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
client.Connect(ipServer);
}
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 EstablishConnection()
{
_sender.Connect(_localEndPoint);
}
static void Main(string[] args)
{
#if NETCOREAPP3_X
Console.WriteLine(RuntimeInformation.OSArchitecture.ToString());
Console.WriteLine(RuntimeInformation.OSDescription);
Console.WriteLine(RuntimeInformation.FrameworkDescription);
#endif
Console.Title = "Client";
int port = 18180;
Console.WriteLine("Please input port to connect ...");
if
(
int.TryParse
(
Console.ReadLine()
, out int p
)
)
{
port = p;
}
Console.WriteLine($"Connect Port: {port}");
IPAddress ipa;
IPAddress.TryParse("127.0.0.1", out ipa);
var socket = new Socket
(
AddressFamily.InterNetwork
, SocketType.Stream
, ProtocolType.Tcp
);
var ipep = new IPEndPoint(ipa, port);
socket.Connect(ipep);
//Console.ReadLine();
var handler = new SocketAsyncDataHandler <string>
(
socket
, 1
);
var sendEncoding = Encoding.UTF8;
var receiveEncoding = Encoding.UTF8;
handler
.StartReceiveWholeDataPackets
(
4
, 0
, 4
, () =>
{
var saea = new SocketAsyncEventArgs();
saea.SetBuffer
(
new byte[64 * 1024]
, 0
, 64 * 1024
);
return(saea);
}
, (x, y, z, w) =>
{
var offset = 4;
var l = y.Length - z;
#if NETCOREAPP3_X
var buffer = new ReadOnlySpan <byte>(y, offset, l);
#else
var buffer = new byte[l];
Buffer
.BlockCopy
(
y
, offset
, buffer
, 0
, l
);
#endif
var s = receiveEncoding.GetString(buffer);
//Console.WriteLine("SocketID: {1}{0}Length: {2}{0}Data: {2}", "\r\n", x.SocketID, y.Length ,s);
Console.Write(s);
return(true);
}
);
string input = string.Empty;
while ((input = Console.ReadLine()) != "q")
{
try
{
var buffer = sendEncoding.GetBytes(input);
var l = buffer.Length;
byte[] intBytes = BytesHelper.GetLengthHeaderBytes(buffer);
handler.SendDataSync(intBytes);
handler.SendDataSync(buffer);
Console.WriteLine("Sended");
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
}
//Method to login and connect to server
public bool connect()
{
TextBox userName = Application.OpenForms["Form1"].Controls["textBox1"] as TextBox;
TextBox password = Application.OpenForms["Form1"].Controls["textBox2"] as TextBox;
TextBox txtServerIP = Application.OpenForms["Form1"].Controls["txtServerIP"] as TextBox;
TextBox txtServerPort = Application.OpenForms["Form1"].Controls["txtServerPort"] as TextBox;
if (oneTime)
{
IPAddress host = IPAddress.Parse(txtServerIP.Text);////161.45.167.244");
IPEndPoint hostep = new IPEndPoint(host, Int32.Parse(txtServerPort.Text));
sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
sock.Connect(hostep);
oneTime = false;
}
string UnamePassword = userName.Text + ";_;" + password.Text;
byte[] msg = Encoding.ASCII.GetBytes(UnamePassword);
byte[] reply = new byte[5];
// Send the data through the socket.
int bytesSent = sock.Send(msg);
sock.Receive(reply);
//MessageBox.Show(System.Text.Encoding.ASCII.GetString(reply));
//Socket1 = new TcpClient();
//Socket1.Connect("10.1.10.136", 3000);
//NetworkStream strm = Socket1.GetStream();
//ASCIIEncoding uname = new ASCIIEncoding();
//ASCIIEncoding size = new ASCIIEncoding();
//string UnamePassword=userName.Text+";_;"+password.Text;
//byte[] msg = uname.GetBytes(UnamePassword);
//var length = msg.Length.ToString();
////string lengthOfMessage;
//strm.Write(size.GetBytes(length), 0, size.GetBytes(length).Length);
//strm.Write(msg, 0, msg.Length);
//strm.se
//Socket.Available
string k = System.Text.Encoding.ASCII.GetString(reply, 0, 5);
int result = 0;
if (k.Contains("true"))
{
result = Int32.Parse(k.Substring(4, 1));
k = "true";
}
if (bool.Parse(k))
{
if (result == 1)
{
MessageBox.Show("User Didn't exist, Login has been created with credentials entered");
}
uName = userName.Text;
return(true);
}
else
{
loginCount++;
if (loginCount == 3)
{
MessageBox.Show("Limit(3 times) for wrong password reached.");
//sock.Close();
Environment.Exit(0);
oneTime = true;
}
return(false);
}
//return bool.Parse(reply.ToString());
}
// 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);
}