Ejemplo n.º 1
0
 private void set_button1_Click(object sender, EventArgs e)
 {
     string hostname = textBox1.Text;
     ping = HPing.ObjectFactory(textBox1.Text);
     if (ping != null)
     {
         textBox2.Text = ping.GetTargetAddress();
     }
     else
     {
         textBox2.Text = "";
     }
 }
Ejemplo n.º 2
0
		public static HPing ObjectFactory(string host){
			HPing  ping=new HPing();
            try
            {
                ping.socket = new Socket(
                AddressFamily.InterNetwork,
                SocketType.Raw,
                ProtocolType.Icmp);
                ping.socket.SetSocketOption(
                    SocketOptionLevel.Socket,
                    SocketOptionName.SendTimeout,
                    1000);
            }
            catch (Exception)
            {
                MessageBox.Show("Raw Socket Creation failed, Are you a super-user?", "Error", 
                    MessageBoxButtons.OK,MessageBoxIcon.Error);
                return null;
            }
			try{
				ping.target= new IPEndPoint(
						Dns.GetHostEntry(host).AddressList[0],0);
                string hn=Dns.GetHostName();
                IPHostEntry en = Dns.GetHostEntry(hn);
                IPAddress ipa=null;
                foreach (IPAddress ip in en.AddressList)
                {
                    if (ip.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
                    {
                        ipa = ip;
                        break;
                    }
                }
                ping.remoteEp = new IPEndPoint(en.AddressList[5], 0);
				ping.socket.Bind(ping.remoteEp);
			}catch(Exception){
                MessageBox.Show("Failed Bind,Is the Address sure?", "Error",
                   MessageBoxButtons.OK, MessageBoxIcon.Error);
				return null;
			}	
			ping.pid=(UInt16)(Process.GetCurrentProcess().Id);
			ping.oid=objectID++;
			QueryPerformanceFrequency(ref ping.freq);
			return ping;
		}