i'm trying to make a list of RAS connections on a pocket pc 2003 d

/// <summary>

/// </summary>

> i'm trying to make a list of RAS connections on a pocket pc 2003 device .
> and
> hear is my code. but it displaied only one connection on the combo box. it
> should be 11 connections. can any one check this one and explain to me
> whats
> wrong with this.
> using System;
> using System.Collections.Generic;
> using System.ComponentModel;
> using System.Data;
> using System.Drawing;
> using System.Text;
> using System.Windows.Forms;
> using System.Runtime.InteropServices;
> namespace Rastest
> {
> public partial class Form2 : Form
> {
> const int MAX_PATH = 260;
> const int RAS_MaxEntryName = 20;
> const int RAS_MaxDeviceType = 16;
> const int RAS_MaxPhoneNumber = 128;
> const int RAS_MaxDeviceName = 128;
> [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
> struct RASCONN
> {
> public int dwSize;
> public IntPtr hrasconn;
> [MarshalAs(UnmanagedType.ByValTStr, SizeConst = RAS_MaxEntryName + 1)]
> public string szEntryName;
> }
> [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
> struct RASCONNSTATUS
> {
> public int dwSize;
> public int rasconnstate;
> public int dwError;
> [MarshalAs(UnmanagedType.ByValTStr, SizeConst = RAS_MaxDeviceType + 1)]
> public string szDeviceType;
> [MarshalAs(UnmanagedType.ByValTStr, SizeConst = RAS_MaxDeviceName + 1)]
> public string szDeviceName;
> [MarshalAs(UnmanagedType.ByValTStr, SizeConst = RAS_MaxPhoneNumber + 1)]
> public string szPhoneNumber;
> }
> [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
> struct RASENTRYNAME
> {
> public int dwSize;
> [MarshalAs(UnmanagedType.ByValTStr, SizeConst = RAS_MaxEntryName + 1)]
> public string szEntryName;
> public int dwFlags;
> [MarshalAs(UnmanagedType.ByValTStr, SizeConst = MAX_PATH + 1)]
> public string szPhonebook;
> }
> [DllImport("coredll.dll", SetLastError = true)]//, CharSet =
> CharSet.Auto)]
> static extern uint RasEnumEntries(IntPtr reserved, IntPtr lpszPhonebook,
> [In, Out] RASENTRYNAME[] lprasentryname, ref int lpcb, ref int
> lpcEntries);
> [DllImport("coredll.dll", SetLastError = true, CharSet = CharSet.Auto)]
> static extern int RasEnumConnections([In, Out] RASCONN[] lprasconn,ref int
> lpcb,ref int lpcConnections);
> [DllImport("coredll.dll", SetLastError = true, CharSet = CharSet.Auto)]
> static extern int RasGetConnectStatus(IntPtr hrasconn,ref RASCONNSTATUS
> lprasconnstatus);
> public Form2()
> {
> InitializeComponent();
> int cb = Marshal.SizeOf(typeof(RASENTRYNAME)), entries = 0;
> RASENTRYNAME[] entryNames = new RASENTRYNAME[1];
> entryNames[0].dwSize = Marshal.SizeOf(typeof(RASENTRYNAME));
> //Get entry number
> uint nRet = RasEnumEntries(IntPtr.Zero, IntPtr.Zero, entryNames, ref cb,
> ref
> entries);
> if (entries == 0) return;
> string[] _EntryNames = new string[entries];
> entryNames = new RASENTRYNAME[entries];
> nRet = RasEnumEntries(IntPtr.Zero, IntPtr.Zero, entryNames, ref cb, ref
> entries);
> this.connname(entries);
> }
> public void Form2_Load(object sender, EventArgs e)
> {
> }
> public void connname(int entries)
> {
> int dwNumRasConnections = 0;
> RASCONN[] lpRasConnArray = new RASCONN[entries];
> lpRasConnArray.Initialize();
> lpRasConnArray[0].dwSize = Marshal.SizeOf(typeof(RASCONN));
> int dwRasConnArraySize = lpRasConnArray[0].dwSize * lpRasConnArray.Length;
> //dwNumRasConnections = 0;
> int nnRet = RasEnumConnections(lpRasConnArray, ref dwRasConnArraySize, ref
> dwNumRasConnections);
> // to the size of the structure to identify the version of the structure
> being passed
> lpRasConnArray[0].dwSize = Marshal.SizeOf(typeof(RASCONN));
> //enumerate all active RAS connections
> nnRet = RasEnumConnections(lpRasConnArray, ref dwRasConnArraySize, ref
> dwNumRasConnections);
> //return lpRasConnArray[dwNumRasConnections].szEntryName;
> for (int i = 0; i < entries; i++)
> {
> this.comboBox1.Items.Add(lpRasConnArray.szEntryName);
> }
> }
> }
> }
>