/// <summary>
/// Takes care of initializing the Network Monitor API
/// </summary>
/// <returns>true on success</returns>
private static bool InitializeNMAPI()
{
// Initialize the NMAPI
NM_API_CONFIGURATION apiConfig = new NM_API_CONFIGURATION();
apiConfig.Size = (ushort)System.Runtime.InteropServices.Marshal.SizeOf(apiConfig);
ulong errno = NetmonAPI.NmGetApiConfiguration(ref apiConfig);
if (errno != ERROR_SUCCESS)
{
Console.WriteLine("Failed to Get NMAPI Configuration Error Number = " + errno);
return(false);
}
// Set possible configuration values for API Initialization Here
////apiConfig.CaptureEngineCountLimit = 4;
errno = NetmonAPI.NmApiInitialize(ref apiConfig);
if (errno != ERROR_SUCCESS)
{
Console.WriteLine("Failed to Initialize the NMAPI Error Number = " + errno);
return(false);
}
return(true);
}
private uint ConfigureCaptureEngine(ushort threadingModel)
{
uint errno;
NM_API_CONFIGURATION apiConfig = new NM_API_CONFIGURATION();
apiConfig.Size = (ushort)Marshal.SizeOf(apiConfig);
errno = NetmonAPI.NmGetApiConfiguration(ref apiConfig);
if (errno != 0)
{
throw new Exception(FormatErrMsg("Unable to retrieve configuration.", errno));
}
apiConfig.ThreadingMode = threadingModel; //threading model:
errno = NetmonAPI.NmApiInitialize(ref apiConfig);
if (errno != 0)
{
throw new Exception(FormatErrMsg("Unable to initialize configuration.", errno));
}
// Open a Capture Engine.
return(NetmonAPI.NmOpenCaptureEngine(out this.captureEngineHandle));
}
static void Main(string[] args)
{
// / / Initialize NetworkMonitor API
NM_API_CONFIGURATION apiConfig = new NM_API_CONFIGURATION();
apiConfig.Size = (ushort)(System.Runtime.InteropServices.Marshal.SizeOf(apiConfig));
NetmonAPI.NmGetApiConfiguration(ref apiConfig);
apiConfig.ThreadingMode = 0;
NetmonAPI.NmApiInitialize(ref apiConfig);
IntPtr nplPointer = IntPtr.Zero;
NetmonAPI.NmLoadNplParser(null, NmNplParserLoadingOption.NmAppendRegisteredNplSets, pErrorCallBack, IntPtr.Zero, out nplPointer);
// / / Initialize Frame parser
IntPtr parserConfigPointer;
NetmonAPI.NmCreateFrameParserConfiguration(nplPointer, pErrorCallBack, IntPtr.Zero, out parserConfigPointer);
NetmonAPI.NmConfigConversation(parserConfigPointer, NmConversationConfigOption.None, true);
IntPtr ParserPointer;
NetmonAPI.NmCreateFrameParser(parserConfigPointer, out ParserPointer, NmFrameParserOptimizeOption.ParserOptimizeNone);
// / / Parse capture file
IntPtr captureFileHandle;
NetmonAPI.NmOpenCaptureFile("auto.cap", out captureFileHandle);
uint rawFrameCount;
NetmonAPI.NmGetFrameCount(captureFileHandle, out rawFrameCount);
uint frameNumber = 0;
IntPtr rawFrame;
NetmonAPI.NmGetFrame(captureFileHandle, frameNumber, out rawFrame);
IntPtr parsedFrame;
IntPtr insRawFrame;
NetmonAPI.NmParseFrame(ParserPointer, rawFrame, frameNumber, NmFrameParsingOption.FieldDisplayStringRequired | NmFrameParsingOption.FieldFullNameRequired | NmFrameParsingOption.DataTypeNameRequired, out parsedFrame, out insRawFrame);
uint fieldCount;
NetmonAPI.NmGetFieldCount(parsedFrame, out fieldCount);
uint BUFFER_SIZE = 1024;
char[] name = new char[BUFFER_SIZE * 2];
unsafe
{
fixed(char *pstr = name)
{
NetmonAPI.NmGetFieldName(parsedFrame, 0, NmParsedFieldNames.NamePath, BUFFER_SIZE * 2, pstr);
}
}
String fieldName = new String(name).Replace("\0", String.Empty);
NetmonAPI.NmCloseHandle(captureFileHandle);
}