C# Signature:

[DllImport("rasapi32.dll",CharSet=CharSet.Auto)]
static extern uint RasDial([In]RASDIALEXTENSIONS lpRasDialExtensions, [In]string lpszPhonebook, [In]RASDIALPARAMS lpRasDialParams, uint dwNotifierType, Delegate lpvNotifier, ref IntPtr lphRasConn);

VB Signature:

     VB.NET,   :)

User-Defined Types:

    [StructLayout(LayoutKind.Sequential)]
    internal class RASDIALEXTENSIONS
    {
        public readonly int dwSize = Marshal.SizeOf(typeof(RASDIALEXTENSIONS));
        public uint dwfOptions = 0;
        public int hwndParent = 0;
        public int reserved = 0;
        public int reserved1 = 0;
        public RASEAPINFO RasEapInfo = new RASEAPINFO();
    }

    [StructLayout(LayoutKind.Sequential,CharSet = CharSet.Auto)]
    internal class RASDIALPARAMS
    {
        public int dwSize = Marshal.SizeOf(typeof(RASDIALPARAMS));
        [MarshalAs(UnmanagedType.ByValTStr,SizeConst =
            (int) RasFieldSizeConstants.RAS_MaxEntryName+1)]
        public string szEntryName = null;
        [MarshalAs(UnmanagedType.ByValTStr,SizeConst =
            (int) RasFieldSizeConstants.RAS_MaxPhoneNumber+1)]
        public string szPhoneNumber = null;
        [MarshalAs(UnmanagedType.ByValTStr,SizeConst =
            (int) RasFieldSizeConstants.RAS_MaxCallbackNumber+1)]
        public string szCallbackNumber = null;
        [MarshalAs(UnmanagedType.ByValTStr,SizeConst =
            (int) RasFieldSizeConstants.UNLEN+1)]
        public string szUserName = null;
        [MarshalAs(UnmanagedType.ByValTStr,SizeConst =
            (int) RasFieldSizeConstants.PWLEN+1)]
        public string szPassword = null;
        [MarshalAs(UnmanagedType.ByValTStr,SizeConst =
            (int) RasFieldSizeConstants.DNLEN+1)]
        public string szDomain = null;
        public int dwSubEntry = 0;
        public int dwCallbackId = 0;
    }

Notes:

Tips & Tricks:

Sample Code:

Alternative Managed API:

Nothing

Please edit this page!

Do you have...

• helpful tips or sample code to share for using this API in managed code?
• corrections to the existing content?
• variations of the signature you want to share?
• additional languages you want to include?

Select "Edit This Page" on the right hand toolbar and edit it! Or add new pages containing supporting types needed for this API (structures, delegates, and more).