/// <summary>
/// Stops the capture and clean the capture engine handle.
/// </summary>
/// <param name="adapterIndex"></param>
/// <returns></returns>
public bool StopCapture(List <uint> adapters)
{
if (this.captureEngineHandle != IntPtr.Zero)
{
foreach (uint adapterIndex in adapters)
{
NetmonAPI.NmStopCapture(this.captureEngineHandle, adapterIndex);
}
NetmonAPI.NmCloseHandle(this.captureFileHandle);
this.captureFileHandle = IntPtr.Zero;
}
return(true);
}
public void Stop()
{
uint errno;
errno = NetmonAPI.NmStopCapture(this.capEngine, 1);
if (errno != 0)
{
Console.Write("Error Stopping Capture");
}
NetmonAPI.NmCloseHandle(this.capEngine);
this.capEngine = IntPtr.Zero;
NetmonAPI.NmCloseHandle(this.capFile);
this.capFile = IntPtr.Zero;
}
public void Test()
{
bool isElevated;
WindowsIdentity identity = WindowsIdentity.GetCurrent();
WindowsPrincipal principal = new WindowsPrincipal(identity);
isElevated = principal.IsInRole(WindowsBuiltInRole.Administrator);
Console.WriteLine($"Elevated permissions: {isElevated}");
capHandler = new CaptureCallbackDelegate(CapHandlerCallback);
uint ret;
IntPtr myCapEng;
ret = NetmonAPI.NmOpenCaptureEngine(out myCapEng);
if (ret != 0)
{
Console.WriteLine("Error {0}\n", ret);
}
else
{
uint AdptCount;
ret = NetmonAPI.NmGetAdapterCount(myCapEng, out AdptCount);
if (ret != 0)
{
NetmonAPI.NmCloseHandle(myCapEng);
Console.WriteLine("Error {0}\n", ret);
}
else
{
// Creates a capture file which will store the last 10MB of traffic captured
ret = NetmonAPI.NmCreateCaptureFile(this.filename, 10000000, NmCaptureFileFlag.WrapAround, out this.capFile, out this.size);
if (ret != 0)
{
Console.Write("Error Creating File");
}
Console.WriteLine($"Adapters avalable: {AdptCount}");
for (uint i = 0; i < AdptCount; i++)
{
ret = NetmonAPI.NmConfigAdapter(myCapEng, i, capHandler, IntPtr.Zero, NmCaptureCallbackExitMode.ReturnRemainFrames);
if (ret != 0)
{
Console.WriteLine("Could not config {0}, error {1}", i, ret);
}
else
{
Console.WriteLine("Configured Adpt {0}", i);
}
ret = NetmonAPI.NmStartCapture(myCapEng, i, NmCaptureMode.Promiscuous);
if (ret != 0)
{
Console.WriteLine("Could not Start Capture on {0}, error {1}", i, ret);
}
else
{
Console.WriteLine("Started Adpt {0}", i);
}
}
System.Threading.Thread.Sleep(5000);
for (uint i = 0; i < AdptCount; i++)
{
ret = NetmonAPI.NmConfigAdapter(myCapEng, i, capHandler, IntPtr.Zero, NmCaptureCallbackExitMode.ReturnRemainFrames);
if (ret != 0)
{
Console.WriteLine("Could not config {0}, error {1}", i, ret);
}
else
{
Console.WriteLine("Configured Adpt {0}", i);
}
Console.WriteLine("Starting Adpt {0} again", i);
ret = NetmonAPI.NmStartCapture(myCapEng, i, NmCaptureMode.Promiscuous);
if (ret != 0)
{
Console.WriteLine("Could not Start Capture again on {0}, error {1}", i, ret);
}
else
{
Console.WriteLine("Started Adpt {0} again", i);
}
}
for (uint i = 0; i < AdptCount; i++)
{
ret = NetmonAPI.NmStopCapture(myCapEng, i);
if (ret != 0)
{
Console.WriteLine("Could not Stop Capture on {0}, error {1}", i, ret);
}
else
{
Console.WriteLine("Stopped Adpt {0}", i);
}
}
}
NetmonAPI.NmCloseHandle(myCapEng);
}
}
