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?? ??:
try
{
m_clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress ip = IPAddress.Parse(serverIp);
int iPortNo = System.Convert.ToInt16(serverPort);
IPEndPoint ipEnd = new IPEndPoint(ip, iPortNo);
m_clientSocket.Connect(ipEnd);
if (m_clientSocket.Connected)
{
lb_connectStatus.Text = "Connection Established";
WaitForServerData();
}
}
catch (SocketException se)
{
lb_connectStatus.Text = "Connection Failed";
MessageBox.Show(se.Message);
}
??? ???: BeginConnect ? EndConnect ???? ???? ?? ?? ??? ? ????? ??? ? ????. BeginConnect ?? ?? ??? ??? ? ????.
Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
// Set connection timeout (5 seconds)
IAsyncResult result = socket.BeginConnect(sIP, iPort, null, null);
bool success = result.AsyncWaitHandle.WaitOne(5000, true); // 5000 milliseconds = 5 seconds
if (socket.Connected)
{
socket.EndConnect(result);
// ... proceed with connection ...
}
else
{
// Crucial: Close the socket to release resources
socket.Close();
throw new ApplicationException("Failed to connect to server.");
}
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