private SNC_SERVICE_RESULT SncCommand(SNC_SERVICE_COMMAND nCommand, string sInput, out string sResult)
{
int nReturnBytes = 0;
sResult = "";
var pOutput = Marshal.AllocHGlobal(65535);
try
{
return(snc_command(nCommand, sInput.ToArray(), sInput.Length, pOutput, 65535, out nReturnBytes));
}
catch
{
nReturnBytes = 0;
return(SNC_SERVICE_RESULT.SNC_SERVICE_RESULT_ERROR_OPERATION_FAILED);
}
finally
{
if (nReturnBytes > 0)
{
sResult = Marshal.PtrToStringAnsi(pOutput);
}
Marshal.FreeHGlobal(pOutput);
}
}
private extern static SNC_SERVICE_RESULT snc_command(SNC_SERVICE_COMMAND nCommand, char[] pInputData, int nInputSize, IntPtr pOutputData, int nOutputSize, out int pnReturnBytes);