private void filter_opt_Click(object sender, EventArgs e)
{
FilterDlg dlg = new FilterDlg();
DialogResult dr = dlg.ShowDialog();
if (dr == DialogResult.OK)
{
// User changed the filter
// Restart capture using new filter if we are capturing now
if (worker != null)
{
object[] ctrls = new object[2];
ctrls[0] = frames;
ctrls[1] = clear_cap;
frames.Items.Clear();
if (!IsOffline)
{
worker.StopCapture();
PacketSniffer.ResetDetailsDumper();
worker.StartOfflineCapture(null, ctrls);
int deviceIndex = device_opt.SelectedIndex;
worker.StartCapture(deviceIndex, ctrls);
}
else
{
PacketSniffer.ResetDetailsDumper();
worker.StartOfflineCapture(OfflineDumpFile, ctrls);
}
}
}
}
private void DoCapture(object deviceIndex)
{
packetSniffer = new PacketSniffer((int)deviceIndex);
String Error = null;
packetSniffer.StartCapture(UpdateFrames, out Error);
}
private void DoOfflineCapture(object param)
{
string file = (string)param;
IsBadDumpFile = false;
PacketSniffer.StartOfflineCapture(file, UpdateFrames, ref IsBadDumpFile);
}
private void open_file_Click(object sender, EventArgs e)
{
// Update tool strip status
start_cap.Enabled = false;
stop_cap.Enabled = false;
filter_opt.Enabled = false;
open_file.Enabled = false;
IsOffline = true;
DialogResult rs = open_dlg.ShowDialog(this);
OfflineDumpFile = null;
if (rs == DialogResult.OK)
{
string path = open_dlg.FileName;
OfflineDumpFile = path;
if (worker == null)
{
worker = new CaptureWorker();
}
frames.Items.Clear();
f_details.Items.Clear();
h_details.ResetText();
object[] ctrls = new object[2];
ctrls[0] = frames;
ctrls[1] = clear_cap;
this.Cursor = Cursors.WaitCursor;
try {
PacketSniffer.ResetDetailsDumper();
}
catch (Exception) {
}
bool status = worker.StartOfflineCapture(path, ctrls);
if (!status)
{
MessageBox.Show(this, "Bad dump file format", "Sniffer.NET",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
this.Cursor = Cursors.Arrow;
}
// Update tool strip status
if (device_opt.Items.Count != 0)
{
start_cap.Enabled = true;
}
filter_opt.Enabled = true;
open_file.Enabled = true;
}
private void clear_cap_Click(object sender, EventArgs e)
{
frames.Items.Clear();
f_details.Items.Clear();
h_details.Clear();
if (worker != null)
{
worker.FrameId = 1;
}
PacketSniffer.ResetDetailsDumper();
clear_cap.Enabled = false;
}
/// <summary>
/// Show details about a frame when selected
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void frames_ItemSelectionChanged(object sender, ListViewItemSelectionChangedEventArgs e)
{
if (e.IsSelected)
{
int id;
bool rs = int.TryParse(e.Item.Text, out id);
if (!rs)
{
return;
}
object[] param = new object[2];
param[0] = f_details;
param[1] = h_details;
PacketSniffer.RetrievePacketDetails(id, param);
}
}
public static void UpdateFrameUI(object ctrl, object[] param)
{
ListView frames = (ListView)ctrl;
ListViewItem item = (ListViewItem)param[0];
frames.Items.Add(item);
ToolStripButton btn = (ToolStripButton)param[1];
if (frames.Items.Count != 0)
{
btn.Enabled = true;
}
else
{
btn.Enabled = false;
}
Packet packet = (Packet)param[2];
PacketSniffer.DumpDetailsPacket(packet);
}
public CaptureWorker()
{
captureThread = null;
packetSniffer = null;
frame_id = 1;
}
private void DoCapture(object deviceIndex)
{
packetSniffer = new PacketSniffer((int)deviceIndex);
String Error = null;
packetSniffer.StartCapture(UpdateFrames, out Error);
}
public CaptureWorker()
{
captureThread = null;
packetSniffer = null;
frame_id = 1;
}
