private void menuItem_capopen_Click(object sender, System.EventArgs e)
{
string capFileName = "";
captureFromFile = true;
this.Text = "DICOM Network Analyzer";
OpenFileDialog theOpenFileDialog = new OpenFileDialog();
theOpenFileDialog.Filter = "Capture files(*.cap)|*.cap|Pcap Capture files(*.pcap)|*.pcap";
theOpenFileDialog.Multiselect = false;
theOpenFileDialog.Title = "Load a capture file";
if (theOpenFileDialog.ShowDialog () == DialogResult.OK)
{
capFileName = theOpenFileDialog.FileName;
this.Text = string.Format("DICOM Network Analyzer- Reading {0}", capFileName);
//Create the directory for storing PDUs written in files
CurrentBaseFileName = string.Format(@"{0}{1:yyyyMMdd_HHmmss}",resultDirectoryname,DateTime.Now);
try
{
Directory.CreateDirectory(CurrentBaseFileName);
}
catch (System.UnauthorizedAccessException)
{
string msg = "Please check authorization and log-in with Administrator previlages.";
MessageBox.Show(msg, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
CurrentBaseFileName += @"\";
textLog = File.AppendText(CurrentBaseFileName + "Main.log");
start = DateTime.Now;
activityLogFileName = CurrentBaseFileName + "Activity.log";
activityLog = File.AppendText(activityLogFileName);
// Clear the activity logging, tabs & connection list
analysisDlg.ClearLogging();
comboBoxConnections.Items.Clear();
dicom.ConnectionsList.Clear();
comboBoxConnections.Enabled = false;
HideTabs();
//Disable Read PDUs button
ReadCapture.Enabled = false;
menuItem_capopen.Enabled = false;
Explore.Visible = true;
//CleanUp.Enabled = true;
CleanUp.ToolTipText = "Auto Clean up enabled";
dicom.BaseFileName = CurrentBaseFileName;
try
{
// Start the TCP parser thread
tcp.TCPStartAnalyse();
tcp.analysisFromCapFile = true;
Cursor.Current = Cursors.WaitCursor;
// Create WinPcap object instance for receieving TCP/IP packets
// from the capture file and subscribe for the error event.
capFileSniffer = new WinPCapObject(this, capFileName, tcp);
//capFileSniffer = new SnifferObject(this, capFileName, tcp);
capFileSniffer.Error += new Sniffer.ErrorEvent(ErrorHandler);
capFileSniffer.DataReceived += new Sniffer.DataReceivedEvent(tcp.AddPacket);
capFileSniffer.Start();
}
catch (Exception except)
{
string msg = string.Format("Error:{0}\n", except.Message);
MessageBox.Show(this, msg, "Error",MessageBoxButtons.OK, MessageBoxIcon.Error );
tcp.TCPStopAnalyse();
menuItem_capopen.Enabled = true;
ReadCapture.Enabled = true;
comboBoxConnections.Enabled = true;
}
}
}
/// <summary>
/// Event Handler for loading of main DICOM Sniffer form
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DICOMSniffer_Load(object sender, System.EventArgs e)
{
// Create DICOM analyzer object instance for analyzing all DICOM PDUs
// and subscribe for the logging event.
dicom = new DICOMAnalyser(this);
dicom.Output += new DICOMAnalyser.OutputEvent(OutputHandler);
// Create TCP layer object instance for parsing TCP/IP packets and filtering
// DICOM packets and subscribe for the events passing the DICOM packets to
// upper DICOM layer
tcp = new TCPParser();
tcp.FragmentAdded += new TCPParser.FragmentAddedEvent(dicom.ReceiveTCPData);
tcp.EndOfStream += new TCPParser.EndOfStreamEvent(dicom.EndOfStream);
tcp.Error += new TCPParser.ErrorEvent(ErrorHandler);
// Create low level sniffer object instance for sniffing TCP/IP packets
// from the network and subscribe for the error event.
sniffer = new SnifferObject();
sniffer.Error += new Sniffer.ErrorEvent(ErrorHandler);
sniffer.DataReceived += new Sniffer.DataReceivedEvent(tcp.AddPacket);
try
{
// Get the list of network adapters(drivers) from the current machine
string[] descriptions = sniffer.AdapterDescriptions;
string[] names = sniffer.AdapterNames;
for (int i = 0; i < descriptions.Length; i++)
{
String desc = descriptions[i].Replace("\0", "");
String name = names[i].Replace("\0", "");
adapterList.Items.Add(name + " (" + desc + ")");
}
}
catch (Exception except)
{
string msg = string.Format("Error:{0}\n", except.Message);
MessageBox.Show(this, "Please install the WinPcap4.x.\n" +msg, "Error",MessageBoxButtons.OK, MessageBoxIcon.Error );
this.Close();
return;
}
// Select the first adapter from the list by default
if(adapterList.Items.Count != 0)
{
selectedAdapter.Text = adapterList.Items[0].ToString();
adapterList.SelectedIndex = 0;
}
else
{
string msg = "No network adapter(driver) detected on the machine.\nPlease install the WinPcap4.x.\r\n";
MessageBox.Show(this, msg, "Warning",MessageBoxButtons.OK, MessageBoxIcon.Warning );
this.Close();
return;
}
// Load the Dvtk Sniffer session and
try
{
dvtkSnifferSession = SnifferSession.LoadFromFile(Application.StartupPath + @"\NetworkAnalyzer.ses");
// Get the results directory
if(dvtkSnifferSession != null)
{
resultDirectoryname = dvtkSnifferSession.ResultsRootDirectory;
}
}
catch (Exception except)
{
string msg = string.Format("Error in loading Network Analyzer session file\r\n due to {0}",except.Message);
MessageBox.Show(this, msg, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
this.Close();
return;
}
//Get the IP Address of the current machine
try
{
string strHostName = Dns.GetHostName();
IPHostEntry ipEntry = Dns.GetHostEntry(strHostName);
IPAddress [] addr = ipEntry.AddressList;
if(addr != null)
{
foreach (IPAddress address in addr)
{
if (address.AddressFamily.ToString() == ProtocolFamily.InterNetwork.ToString())
{
ipAddress1.Text = address.ToString();
}
}
}
}
catch (SocketException)
{
//Do nothing in case of no specific DNS configuration present
}
//Default setting for all toolbar buttons & menuitems
menuItemAnalysisMode.Checked = false;
menuItem_capopen.Visible = false;
ReadCapture.Visible = false;
Explore.Visible = false;
Error.Visible = false;
Warning.Visible = false;
Backward.Visible = false;
Forward.Visible = false;
menuItemView.Visible = false;
menuItemShowResult.Enabled = false;
tabControlSniffer.Controls.Remove(tabAssoOverview);
tabControlSniffer.Controls.Remove(tabPDUsOverview);
tabControlSniffer.Controls.Remove(tabSummaryValidationResults);
tabControlSniffer.Controls.Remove(tabDetailValidationResults);
menuItemConfig.Visible = true;
menuItemSaveResultsAs.Visible = true;
menuItem_capaspdus.Visible = true;
menuItem_capaspdus.Enabled = false;
menuItemCap.Visible = true;
SaveConfig.Visible = true;
SaveResultAs.Visible = true;
CaptureButton.Visible = true;
}
