| 1 | // Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information. |
| 2 | |
| 3 | namespace WixToolset.BootstrapperApplicationApi |
| 4 | { |
| 5 | using System; |
| 6 | using System.Runtime.InteropServices; |
| 7 | |
| 8 | /// <summary> |
| 9 | /// Contains native constants, functions, and structures for this assembly. |
| 10 | /// </summary> |
| 11 | internal static class NativeMethods |
| 12 | { |
| 13 | #region Error Constants |
| 14 | internal const int S_OK = 0; |
| 15 | internal const int E_MOREDATA = unchecked((int)0x800700ea); |
| 16 | internal const int E_INSUFFICIENT_BUFFER = unchecked((int)0x8007007a); |
| 17 | internal const int E_CANCELLED = unchecked((int)0x800704c7); |
| 18 | internal const int E_ALREADYINITIALIZED = unchecked((int)0x800704df); |
| 19 | internal const int E_NOTFOUND = unchecked((int)0x80070490); |
| 20 | internal const int E_NOTIMPL = unchecked((int)0x80004001); |
| 21 | internal const int E_UNEXPECTED = unchecked((int)0x8000ffff); |
| 22 | #endregion |
| 23 | |
| 24 | #region Functions |
| 25 | [DllImport("shell32.dll", ExactSpelling = true, SetLastError = true)] |
| 26 | internal static extern IntPtr CommandLineToArgvW( |
| 27 | [MarshalAs(UnmanagedType.LPWStr)] string lpCmdLine, |
| 28 | out int pNumArgs |
| 29 | ); |
| 30 | |
| 31 | [DllImport("kernel32.dll", ExactSpelling = true, SetLastError = true)] |
| 32 | internal static extern IntPtr LocalFree( |
| 33 | IntPtr hMem |
| 34 | ); |
| 35 | #endregion |
| 36 | } |
| 37 | |
| 38 | #region SafeHandles |
| 39 | internal abstract class SafeHandleZeroIsDefaultAndInvalid : SafeHandle |
| 40 | { |
| 41 | public SafeHandleZeroIsDefaultAndInvalid() : base(IntPtr.Zero, true) { } |
| 42 | |
| 43 | public override bool IsInvalid |
| 44 | { |
| 45 | get { return this.handle == IntPtr.Zero; } |
| 46 | } |
| 47 | } |
| 48 | #endregion |
| 49 | } |