void device_OnCaptureStopped(object sender, CaptureStoppedEventStatus status)
{
if (status != CaptureStoppedEventStatus.CompletedWithoutError)
{
TAMessageBox = new TAMessageBox("Error", "Error stopping capture", false, true);
TAMessageBox.Show();
}
}
private void clearLogsToolStripMenuItem_Click(object sender, EventArgs e)
{
if (File.Exists(@logDirectory + "\\" + logFile))
{
File.Delete(@logDirectory + "\\" + logFile);
TAMessageBox = new TAMessageBox("Log's", "Log's cleared", false, false);
TAMessageBox.Show();
}
else
{
TAMessageBox = new TAMessageBox("Error", "File not Found", false, true);
TAMessageBox.Show();
}
}
private void openLogsFileToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
TAMessageBox = new TAMessageBox("Log's", File.ReadAllText(logDirectory + "\\" + logFile), false, false);
TAMessageBox.Height = 540;
TAMessageBox.Width = 490;
TAMessageBox.Show();
}
catch (FileNotFoundException)
{
TAMessageBox = new TAMessageBox("Error", "File not Found", false, true);
TAMessageBox.Show();
}
}
private void buttonSend_Click(object sender, EventArgs e)
{
try
{
if (LoopSendingCBox.SelectedIndex == -1)
{
TAMessageBox = new TAMessageBox("Traffic Analyzer", "Select send mode", false, false);
TAMessageBox.Show();
}
else if (LoopSendingCBox.SelectedIndex == 0)
{
captureForm.manipulatedOneSend = false;
if (ReadTimeoutBox.SelectedIndex == -1)
{
captureForm.readTimeout = 1000;
}
else
{
captureForm.readTimeout = Convert.ToInt32(LoopSendingCBox.SelectedValue);
}
}
else if (LoopSendingCBox.SelectedIndex == 1)
{
captureForm.manipulatedOneSend = true;
}
// eth packet
try
{
sourcehw = PhysicalAddress.Parse(textBoxSourceHwAddress.Text.
Trim(new char[] { ' ' }).Replace(':', '-'));
destinationhw = PhysicalAddress.Parse(textBoxDestinationHwAddress.Text.
Trim(new char[] { ' ' }).Replace(':', '-'));
}
catch (FormatException ex)
{
TAMessageBox = new TAMessageBox("Error ETH packet", ex.ToString(), false, true);
TAMessageBox.Show();
return;
}
// ip packet
try
{
sourceip = IPAddress.Parse(textBoxSourceAddress.Text.Trim(new char[] { ' ' }));
destinationip = IPAddress.Parse(textBoxDestinationAddress.Text.Trim(new char[] { ' ' }));
timeToLive = Convert.ToInt32(textBoxTimeToLive.Text.Trim(new char[] { ' ' }));
}
catch (FormatException ex)
{
//TAMessageBox = new TAMessageBox("Error IP packet", ex.ToString(), false, true);
//TAMessageBox.Show();
//return;
}
catch (Exception)
{
}
// tcp packet
try
{
sourceTcpPort = Convert.ToUInt16(textBoxTcpSourcePort.Text.Trim(new char[] { ' ' }));
destinationTcpPort = Convert.ToUInt16(textBoxTcpDestinationPort.Text.Trim(new char[] { ' ' }));
windowSize = Convert.ToUInt16(textBoxWindowSize.Text.Trim(new char[] { ' ' }));
acknowledgmentNumber = Convert.ToUInt32(textBoxAcknowlegmentNumber.Text.Trim(new char[] { ' ' }));
sequence_number = Convert.ToUInt32(textBoxSequenceNumber.Text.Trim(new char[] { ' ' }));
tcpDataPayload = StringToByteArray(textBoxTcpDataPayload.Text.Trim(new char[] { ' ' }));
}
catch (FormatException ex)
{
TAMessageBox = new TAMessageBox("Error TCP packet", ex.ToString(), false, true);
TAMessageBox.Show();
return;
}
// udp packet
try
{
if (!string.IsNullOrEmpty(textBoxSourcePort.Text) &&
!string.IsNullOrEmpty(textBoxTcpDestinationPort.Text))
{
sourcePort = Convert.ToUInt16(textBoxSourcePort.Text.Trim(new char[] { ' ' }));
destinationPort = Convert.ToUInt16(textBoxDestinationPort.Text.Trim(new char[] { ' ' }));
}
}
catch (FormatException ex)
{
TAMessageBox = new TAMessageBox("Error UDP packet", ex.ToString(), false, true);
TAMessageBox.Show();
return;
}
captureForm.manipulated = true;
Close();
}
catch (Exception ex)
{
TAMessageBox = new TAMessageBox("Error btnSend_Click", ex.ToString(), false, true);
TAMessageBox.Show();
}
}
private void manipulationToolStripMenuItem_Click(object sender, EventArgs e)
{
manipulationForm = new ManipulationForm();
manipulationForm.captureForm = this;
try
{
var packetWrapper = (PacketWrapper)dataGridView.Rows[dataGridView.SelectedCells[0].RowIndex].DataBoundItem;
var packet = Packet.ParsePacket(packetWrapper.p.LinkLayerType, packetWrapper.p.Data);
if (packet is PacketDotNet.EthernetPacket)
{
var eth = ((PacketDotNet.EthernetPacket)packet);
logWriting("Original Eth packet: " + eth.ToString());
// Manipulate ethernet parameters
manipulationForm.sourcehw = eth.SourceHwAddress;
manipulationForm.destinationhw = eth.DestinationHwAddress;
var ip = (PacketDotNet.IPPacket)packet.Extract(typeof(PacketDotNet.IPPacket));
if (ip != null)
{
logWriting("Original IP packet: " + ip.ToString());
// manipulate IP parameters
manipulationForm.sourceip = ip.SourceAddress;
manipulationForm.destinationip = ip.DestinationAddress;
manipulationForm.timeToLive = ip.TimeToLive;
var tcp = (PacketDotNet.TcpPacket)packet.Extract(typeof(PacketDotNet.TcpPacket));
if (tcp != null)
{
logWriting("Original TCP packet: " + tcp.ToString());
// manipulate TCP parameters
manipulationForm.sourceTcpPort = tcp.SourcePort;
manipulationForm.destinationTcpPort = tcp.DestinationPort;
manipulationForm.windowSize = tcp.WindowSize;
manipulationForm.acknowledgmentNumber = tcp.AcknowledgmentNumber;
manipulationForm.sequence_number = tcp.SequenceNumber;
manipulationForm.tcpDataPayload = tcp.PayloadData;
}
}
var udp = (PacketDotNet.UdpPacket)packet.Extract(typeof(PacketDotNet.UdpPacket));
if (udp != null)
{
logWriting("Original UDP packet: " + udp.ToString());
// manipulate UDP parameters
manipulationForm.sourcePort = udp.SourcePort;
manipulationForm.destinationPort = udp.DestinationPort;
}
}
manipulationForm.Show();
}
catch (ArgumentOutOfRangeException)
{
TAMessageBox = new TAMessageBox("Traffic Analyzer", "Select packet for editing", false, false);
TAMessageBox.Show();
}
}