/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
/// <remarks>
/// Dispose(bool disposing) executes in two distinct scenarios. If disposing equals true, the method has been called directly
/// or indirectly by a user's code. Managed and unmanaged resources can be disposed. If disposing equals false,
/// the method has been called by the runtime from inside the finalizer and you should not reference other objects.
/// Only unmanaged resources can be disposed.
/// </remarks>
/// <param name="disposing">
/// If disposing equals true, the method has been called directly or indirectly by a user's code.
/// </param>
protected override void Dispose(bool disposing)
{
if (this.disposed)
{
return;
}
if (disposing)
{
if (m_Socket != null)
{
m_Socket.Close();
}
}
m_Socket = null;
// Release unmanaged resources.
// Set large fields to null.
// Call Dispose on your base class.
disposed = true;
base.Dispose(true);
}
static void Main(string[] args)
{
int Port = 5150;
// Verify arguments
if (args.Length < 2 || (args[0] != "IPv4" && args[0] != "IPv6"))
{
Console.WriteLine("Usage: TCPClient.exe <IPv4 | IPv6> <server name | IPv4 address | IPv6 address> [port]");
return;
}
if (args.Length >= 3)
{
Port = System.Convert.ToInt32(args[2].ToString());
}
try
{
Socket MySocket;
if (args[0] == "IPv4")
{
IPHostEntry IPHost = Dns.GetHostByName(args[1].ToString());
Console.Write("Connecting to: ");
Console.Write(IPHost.AddressList.GetValue(0).ToString());
Console.WriteLine(":" + Port.ToString());
IPEndPoint ServerEndPoint = new IPEndPoint(IPHost.AddressList[0], Port);
MySocket = new Socket(
AddressFamily.InterNetwork,
SocketType.Stream,
ProtocolType.IP);
MySocket.Connect(ServerEndPoint);
}
else // IPv6
{
IPv6Address ServerAddress = IPv6Address.Parse(args[1]);
IPv6EndPoint ServerEndPoint = new IPv6EndPoint(ServerAddress, Port);
MySocket = new Socket(
AddressFamily.InterNetworkV6,
SocketType.Stream,
ProtocolType.IP);
MySocket.Connect(ServerEndPoint);
}
String s = "Hello - This is a test";
Byte[] buf = System.Text.Encoding.ASCII.GetBytes(s.ToCharArray());
int BytesSent = MySocket.Send(buf);
System.Console.WriteLine("Successfully sent " + BytesSent.ToString() + " byte(s)");
MySocket.Close();
}
catch (System.Net.Sockets.SocketException err)
{
Console.WriteLine("Error: " + err.Message);
}
}
public void Disconnect()
{
MySocket.Close();
IsActive = false;
}