private void updatePortItem(PortCheckItem portItemObj, bool isOpened)
{
if (isOpened)
{
portItemObj.Content = portItemObj.Result;
portItemObj.ToolTip = portItemObj.Result;
portItemObj.Background = new SolidColorBrush(Color.FromRgb(0, 240, 0));
}
else
{
listBoxPortStatus.Items.Remove(portItemObj);
}
}
private void buttonScanStart_Click(object sender, RoutedEventArgs e)
{
listBoxPortStatus.Items.Clear();
string ipAddr = textBoxHostIP.Text;
//Ping ping = new Ping();
//PingReply pingReply = ping.Send(ipAddr);
//if (IPStatus.Success == pingReply.Status)
//{
buttonScanStart.IsEnabled = false;
buttonScanCancel.IsEnabled = true;
List <PortCheckItem> portCheckLabelList = new List <PortCheckItem>();
int portNumStart = int.Parse(textBoxPortStart.Text);
int portNumEnd = int.Parse(textBoxPortEnd.Text) + 1;
for (int portNum = portNumStart; portNum < portNumEnd; portNum++)
{
PortCheckItem portLabelObj = new PortCheckItem(ipAddr, portNum);
portCheckLabelList.Add(portLabelObj);
}
Task.Factory.StartNew(() =>
{
ctsScan = new CancellationTokenSource();
TaskFactory tf = new TaskFactory();
List <Task> scanTaskArray = new List <Task>();
foreach (PortCheckItem portObj in portCheckLabelList)
{
Dispatcher.Invoke(new addListBoxItem(addPortItem), new object[] { portObj });
scanTaskArray.Add(Task.Run(() => scanPortOpen(portObj)));
}
tf.ContinueWhenAll(scanTaskArray.ToArray(), task => Dispatcher.Invoke(new taskEnd(scanPortFinished), new object[] { }), CancellationToken.None);
});
//}
//else
//{
// listBoxPortStatus.Items.Add("Host [" + ipAddr + "] not available.");
//}
}
private void scanPortOpen(PortCheckItem portItem)
{
if (!ctsScan.IsCancellationRequested)
{
string ipAddress = portItem.IpAddress;
int portNum = portItem.Port;
string itemText = "Port [" + portNum.ToString() + "] N/A";
IPAddress ip = IPAddress.Parse(ipAddress);
bool isOpened = false;
try
{
IPEndPoint point = new IPEndPoint(ip, portNum);
using (Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
socket.Connect(point);
socket.Close();
itemText = "Port [" + portNum.ToString() + "] " + getPortDesc(portNum);
portItem.Result = itemText;
isOpened = true;
}
}
catch (SocketException ex)
{
itemText = "Port [" + portNum.ToString() + "] " + ex.Message;
portItem.Result = itemText;
}
finally
{
Task.Run(() => Dispatcher.Invoke(new updateListBoxItem(updatePortItem), new object[] { portItem, isOpened }));
}
}
else
{
string itemText = "Port [" + portItem.Port.ToString() + "] Cancelled.";
portItem.Result = itemText;
Task.Run(() => Dispatcher.Invoke(new updateListBoxItem(updatePortItem), new object[] { portItem, false }));
}
}
private void addPortItem(PortCheckItem portItem)
{
listBoxPortStatus.Items.Add(portItem);
}
