//-------------------------------------------------------------------------------------------------

// <copyright file="NativeMethods.cs" company="Outercurve Foundation">

//   Copyright (c) 2004, Outercurve Foundation.

//   This software is released under Microsoft Reciprocal License (MS-RL).

//   The license and further copyright text can be found in the file

//   LICENSE.TXT at the root directory of the distribution.

// </copyright>

// 

// <summary>

// Container class for the IBootstrapperEngine interface passed to the IBootstrapperApplication.

// </summary>

//-------------------------------------------------------------------------------------------------



namespace WixToolset.Bootstrapper

{

    using System;

    using System.Runtime.InteropServices;



    /// <summary>

    /// Contains native constants, functions, and structures for this assembly.

    /// </summary>

    internal static class NativeMethods

    {

        #region Error Constants

        internal const int S_OK = 0;

        internal const int E_MOREDATA = unchecked((int)0x800700ea);

        internal const int E_INSUFFICIENT_BUFFER = unchecked((int)0x8007007a);

        internal const int E_CANCELLED = unchecked((int)0x800704c7);

        internal const int E_ALREADYINITIALIZED = unchecked((int)0x800704df);

        internal const int E_NOTFOUND = unchecked((int)0x80070490);

        internal const int E_UNEXPECTED = unchecked((int)0x8000ffff);

        #endregion



        #region Functions

        [DllImport("shell32.dll", ExactSpelling = true, SetLastError = true)]

        internal static extern IntPtr CommandLineToArgvW(

            [MarshalAs(UnmanagedType.LPWStr)] string lpCmdLine,

            out int pNumArgs

            );



        [DllImport("kernel32.dll", ExactSpelling = true, SetLastError = true)]

        internal static extern IntPtr LocalFree(

            IntPtr hMem

            );

        #endregion

    }

}