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197 lines
14 KiB
197 lines
14 KiB
/* Copyright (C) 2008-2016 Peter Palotas, Jeffrey Jangli, Alexandr Normuradov
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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using System;
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using System.Diagnostics.CodeAnalysis;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Security;
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using System.Text;
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namespace Alphaleonis.Win32.Filesystem
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{
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internal static partial class NativeMethods
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{
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#region AssocXxx
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/// <summary>Returns a pointer to an IQueryAssociations object.</summary>
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/// <returns>If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.</returns>
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/// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("shlwapi.dll", SetLastError = true, CharSet = CharSet.Unicode), SuppressUnmanagedCodeSecurity]
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[return: MarshalAs(UnmanagedType.U4)]
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internal static extern uint AssocCreate(Guid clsid, ref Guid riid, [MarshalAs(UnmanagedType.Interface)] out IQueryAssociations ppv);
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/// <summary>Searches for and retrieves a file or protocol association-related string from the registry.</summary>
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/// <returns>Return value Type: HRESULT. Returns a standard COM error value, including the following: S_OK, E_POINTER and S_FALSE.</returns>
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/// <remarks>Minimum supported client: Windows 2000 Professional</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("shlwapi.dll", SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "AssocQueryStringW"), SuppressUnmanagedCodeSecurity]
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[return: MarshalAs(UnmanagedType.U4)]
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internal static extern uint AssocQueryString(Shell32.AssociationAttributes flags, Shell32.AssociationString str, [MarshalAs(UnmanagedType.LPWStr)] string pszAssoc, [MarshalAs(UnmanagedType.LPWStr)] string pszExtra, StringBuilder pszOut, [MarshalAs(UnmanagedType.U4)] out uint pcchOut);
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#region IQueryAssociations
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internal static readonly Guid ClsidQueryAssociations = new Guid("A07034FD-6CAA-4954-AC3F-97A27216F98A");
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internal const string QueryAssociationsGuid = "C46CA590-3C3F-11D2-BEE6-0000F805CA57";
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/// <summary>Exposes methods that simplify the process of retrieving information stored in the registry in association with defining a file type or protocol and associating it with an application.</summary>
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[Guid(QueryAssociationsGuid), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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[SuppressUnmanagedCodeSecurity]
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internal interface IQueryAssociations
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{
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/// <summary>Initializes the IQueryAssociations interface and sets the root key to the appropriate ProgID.</summary>
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/// <returns>If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.</returns>
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/// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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void Init(Shell32.AssociationAttributes flags, [MarshalAs(UnmanagedType.LPWStr)] string pszAssoc, IntPtr hkProgid, IntPtr hwnd);
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//[return: MarshalAs(UnmanagedType.U4)]
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//uint Init(Shell32.AssociationAttributes flags, [MarshalAs(UnmanagedType.LPWStr)] string pszAssoc, IntPtr hkProgid, IntPtr hwnd);
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/// <summary>Searches for and retrieves a file or protocol association-related string from the registry.</summary>
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/// <returns>A standard COM error value, including the following: S_OK, E_POINTER, S_FALSE</returns>
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/// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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void GetString(Shell32.AssociationAttributes flags, Shell32.AssociationString str, [MarshalAs(UnmanagedType.LPWStr)] string pwszExtra, StringBuilder pwszOut, [MarshalAs(UnmanagedType.I4)] out int pcchOut);
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//[return: MarshalAs(UnmanagedType.U4)]
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//void GetString(Shell32.AssociationAttributes flags, Shell32.AssociationString str, [MarshalAs(UnmanagedType.LPWStr)] string pwszExtra, StringBuilder pwszOut, [MarshalAs(UnmanagedType.I4)] out int pcchOut);
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///// <summary>Searches for and retrieves a file or protocol association-related key from the registry.</summary>
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///// <returns>If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.</returns>
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///// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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///// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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//[return: MarshalAs(UnmanagedType.U4)]
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//uint GetKey(Shell32.AssociationAttributes flags, Shell32.AssociationKey str, [MarshalAs(UnmanagedType.LPWStr)] string pwszExtra, out UIntPtr phkeyOut);
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///// <summary>Searches for and retrieves file or protocol association-related binary data from the registry.</summary>
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///// <returns>If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.</returns>
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///// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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///// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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//[return: MarshalAs(UnmanagedType.U4)]
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//uint GetData(Shell32.AssociationAttributes flags, Shell32.AssociationData data, [MarshalAs(UnmanagedType.LPWStr)] string pwszExtra, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 4)] out byte[] pvOut, [MarshalAs(UnmanagedType.I4)] out int pcbOut);
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///// <summary>This method is not implemented.</summary>
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//void GetEnum();
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}
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#endregion // IQueryAssociations
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#endregion // AssocXxx
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#region Path
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/// <summary>Determines whether a path to a file system object such as a file or folder is valid.</summary>
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/// <returns><see langword="true"/> if the file exists; otherwise, <see langword="false"/>. Call GetLastError for extended error information.</returns>
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/// <remarks>
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/// This function tests the validity of the path.
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/// A path specified by Universal Naming Convention (UNC) is limited to a file only; that is, \\server\share\file is permitted.
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/// A network share path to a server or server share is not permitted; that is, \\server or \\server\share.
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/// This function returns FALSE if a mounted remote drive is out of service.
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/// </remarks>
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/// <remarks>Minimum supported client: Windows 2000 Professional</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("Shlwapi.dll", SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "PathFileExistsW"), SuppressUnmanagedCodeSecurity]
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[return: MarshalAs(UnmanagedType.Bool)]
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internal static extern bool PathFileExists([MarshalAs(UnmanagedType.LPWStr)] string pszPath);
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/// <summary>Converts a file URL to a Microsoft MS-DOS path.</summary>
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/// <returns>Type: HRESULT
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/// If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
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/// </returns>
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/// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("shlwapi.dll", SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "PathCreateFromUrlW"), SuppressUnmanagedCodeSecurity]
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[return: MarshalAs(UnmanagedType.U4)]
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internal static extern uint PathCreateFromUrl([MarshalAs(UnmanagedType.LPWStr)] string pszUrl, StringBuilder pszPath, [MarshalAs(UnmanagedType.U4)] ref uint pcchPath, [MarshalAs(UnmanagedType.U4)] uint dwFlags);
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/// <summary>Creates a path from a file URL.</summary>
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/// <returns>Type: HRESULT
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/// If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
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/// </returns>
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/// <remarks>Minimum supported client: Windows Vista [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows Server 2008 [desktop apps only]</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("shlwapi.dll", SetLastError = true, CharSet = CharSet.Unicode), SuppressUnmanagedCodeSecurity]
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[return: MarshalAs(UnmanagedType.U4)]
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internal static extern uint PathCreateFromUrlAlloc([MarshalAs(UnmanagedType.LPWStr)] string pszIn, out StringBuilder pszPath, [MarshalAs(UnmanagedType.U4)] uint dwFlags);
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/// <summary>Converts a Microsoft MS-DOS path to a canonicalized URL.</summary>
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/// <returns>Type: HRESULT
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/// Returns S_FALSE if pszPath is already in URL format. In this case, pszPath will simply be copied to pszUrl.
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/// Otherwise, it returns S_OK if successful or a standard COM error value if not.
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/// </returns>
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/// <remarks>
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/// UrlCreateFromPath does not support extended paths. These are paths that include the extended-length path prefix "\\?\".
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/// </remarks>
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/// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("shlwapi.dll", SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "UrlCreateFromPathW"), SuppressUnmanagedCodeSecurity]
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[return: MarshalAs(UnmanagedType.U4)]
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internal static extern uint UrlCreateFromPath([MarshalAs(UnmanagedType.LPWStr)] string pszPath, StringBuilder pszUrl, ref uint pcchUrl, [MarshalAs(UnmanagedType.U4)] uint dwFlags);
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/// <summary>Tests whether a URL is a specified type.</summary>
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/// <returns>
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/// Type: BOOL
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/// For all but one of the URL types, UrlIs returns <see langword="true"/> if the URL is the specified type, <see langword="true"/> otherwise.
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/// If UrlIs is set to <see cref="Shell32.UrlType.IsAppliable"/>, UrlIs will attempt to determine the URL scheme.
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/// If the function is able to determine a scheme, it returns <see langword="true"/>, or <see langword="false"/>.
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/// </returns>
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/// <remarks>Minimum supported client: Windows 2000 Professional, Windows XP [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("shlwapi.dll", SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "UrlIsW"), SuppressUnmanagedCodeSecurity]
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[return: MarshalAs(UnmanagedType.Bool)]
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internal static extern bool UrlIs([MarshalAs(UnmanagedType.LPWStr)] string pszUrl, Shell32.UrlType urlIs);
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#endregion // Path
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/// <summary>Destroys an icon and frees any memory the icon occupied.</summary>
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/// <remarks>Minimum supported client: Windows XP [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("user32.dll", SetLastError = false)]
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[return: MarshalAs(UnmanagedType.Bool)]
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internal static extern bool DestroyIcon(IntPtr hIcon);
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/// <summary>Retrieves information about an object in the file system, such as a file, folder, directory, or drive root.</summary>
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/// <remarks>You should call this function from a background thread. Failure to do so could cause the UI to stop responding.</remarks>
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/// <remarks>Minimum supported client: Windows 2000 Professional [desktop apps only]</remarks>
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/// <remarks>Minimum supported server: Windows 2000 Server [desktop apps only]</remarks>
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[SuppressMessage("Microsoft.Security", "CA5122:PInvokesShouldNotBeSafeCriticalFxCopRule")]
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[DllImport("shell32.dll", SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "SHGetFileInfoW"), SuppressUnmanagedCodeSecurity]
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internal static extern IntPtr ShGetFileInfo([MarshalAs(UnmanagedType.LPWStr)] string pszPath, FileAttributes dwFileAttributes, [MarshalAs(UnmanagedType.Struct)] out Shell32.FileInfo psfi, [MarshalAs(UnmanagedType.U4)] uint cbFileInfo, [MarshalAs(UnmanagedType.U4)] Shell32.FileAttributes uFlags);
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}
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}
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