/* Copyright (C) 2008-2016 Peter Palotas, Jeffrey Jangli, Alexandr Normuradov
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
using System;
using System.IO;
using System.Security;
namespace Alphaleonis.Win32.Filesystem
{
partial class Directory
{
#region Compress
/// [AlphaFS] Compresses a directory using NTFS compression.
/// This will only compress the root items (non recursive).
///
///
///
///
///
///
/// A path that describes a directory to compress.
[SecurityCritical]
public static void Compress(string path)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, true, PathFormat.RelativePath);
}
/// [AlphaFS] Compresses a directory using NTFS compression.
/// This will only compress the root items (non recursive).
///
///
///
///
///
///
/// A path that describes a directory to compress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void Compress(string path, PathFormat pathFormat)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, true, pathFormat);
}
/// [AlphaFS] Compresses a directory using NTFS compression.
///
///
///
///
///
///
/// A path that describes a directory to compress.
/// flags that specify how the directory is to be enumerated.
[SecurityCritical]
public static void Compress(string path, DirectoryEnumerationOptions options)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, options, true, PathFormat.RelativePath);
}
/// [AlphaFS] Compresses a directory using NTFS compression.
///
///
///
///
///
///
/// A path that describes a directory to compress.
/// flags that specify how the directory is to be enumerated.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void Compress(string path, DirectoryEnumerationOptions options, PathFormat pathFormat)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, options, true, pathFormat);
}
#region Transactional
/// [AlphaFS] Compresses a directory using NTFS compression.
/// This will only compress the root items (non recursive).
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to compress.
[SecurityCritical]
public static void CompressTransacted(KernelTransaction transaction, string path)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, true, PathFormat.RelativePath);
}
/// [AlphaFS] Compresses a directory using NTFS compression.
/// This will only compress the root items (non recursive).
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to compress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void CompressTransacted(KernelTransaction transaction, string path, PathFormat pathFormat)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, true, pathFormat);
}
/// [AlphaFS] Compresses a directory using NTFS compression.
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to compress.
/// flags that specify how the directory is to be enumerated.
[SecurityCritical]
public static void CompressTransacted(KernelTransaction transaction, string path, DirectoryEnumerationOptions options)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, options, true, PathFormat.RelativePath);
}
/// [AlphaFS] Compresses a directory using NTFS compression.
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to compress.
/// flags that specify how the directory is to be enumerated.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void CompressTransacted(KernelTransaction transaction, string path, DirectoryEnumerationOptions options, PathFormat pathFormat)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, options, true, pathFormat);
}
#endregion // Transactional
#endregion // Compress
#region Decompress
/// [AlphaFS] Decompresses an NTFS compressed directory.
/// This will only decompress the root items (non recursive).
///
///
///
///
///
///
/// A path that describes a directory to decompress.
[SecurityCritical]
public static void Decompress(string path)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, false, PathFormat.RelativePath);
}
/// [AlphaFS] Decompresses an NTFS compressed directory.
/// This will only decompress the root items (non recursive).
///
///
///
///
///
///
/// A path that describes a directory to decompress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void Decompress(string path, PathFormat pathFormat)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, false, pathFormat);
}
/// [AlphaFS] Decompresses an NTFS compressed directory.
///
///
///
///
///
///
/// A path that describes a directory to decompress.
/// flags that specify how the directory is to be enumerated.
[SecurityCritical]
public static void Decompress(string path, DirectoryEnumerationOptions options)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, options, false, PathFormat.RelativePath);
}
/// [AlphaFS] Decompresses an NTFS compressed directory.
///
///
///
///
///
///
/// A path that describes a directory to decompress.
/// flags that specify how the directory is to be enumerated.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void Decompress(string path, DirectoryEnumerationOptions options, PathFormat pathFormat)
{
CompressDecompressCore(null, path, Path.WildcardStarMatchAll, options, false, pathFormat);
}
#region Transactional
/// [AlphaFS] Decompresses an NTFS compressed directory.
/// This will only decompress the root items (non recursive).
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to decompress.
[SecurityCritical]
public static void DecompressTransacted(KernelTransaction transaction, string path)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, false, PathFormat.RelativePath);
}
/// [AlphaFS] Decompresses an NTFS compressed directory.
/// This will only decompress the root items (non recursive).
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to decompress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void DecompressTransacted(KernelTransaction transaction, string path, PathFormat pathFormat)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, false, pathFormat);
}
/// [AlphaFS] Decompresses an NTFS compressed directory.
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to decompress.
/// flags that specify how the directory is to be enumerated.
[SecurityCritical]
public static void DecompressTransacted(KernelTransaction transaction, string path, DirectoryEnumerationOptions options)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, options, false, PathFormat.RelativePath);
}
/// [AlphaFS] Decompresses an NTFS compressed directory.
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to decompress.
/// flags that specify how the directory is to be enumerated.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void DecompressTransacted(KernelTransaction transaction, string path, DirectoryEnumerationOptions options, PathFormat pathFormat)
{
CompressDecompressCore(transaction, path, Path.WildcardStarMatchAll, options, false, pathFormat);
}
#endregion // Transactional
#endregion // Decompress
#region DisableCompression
/// [AlphaFS] Disables NTFS compression of the specified directory and the files in it.
/// This method disables the directory-compression attribute. It will not decompress the current contents of the directory. However, newly created files and directories will be uncompressed.
///
///
///
///
///
///
/// A path to a directory to decompress.
[SecurityCritical]
public static void DisableCompression(string path)
{
Device.ToggleCompressionCore(true, null, path, false, PathFormat.RelativePath);
}
/// [AlphaFS] Disables NTFS compression of the specified directory and the files in it.
/// This method disables the directory-compression attribute. It will not decompress the current contents of the directory. However, newly created files and directories will be uncompressed.
///
///
///
///
///
///
/// A path to a directory to decompress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void DisableCompression(string path, PathFormat pathFormat)
{
Device.ToggleCompressionCore(true, null, path, false, pathFormat);
}
/// [AlphaFS] Disables NTFS compression of the specified directory and the files in it.
/// This method disables the directory-compression attribute. It will not decompress the current contents of the directory. However, newly created files and directories will be uncompressed.
///
///
///
///
///
///
/// The transaction.
/// A path to a directory to decompress.
[SecurityCritical]
public static void DisableCompressionTransacted(KernelTransaction transaction, string path)
{
Device.ToggleCompressionCore(true, transaction, path, false, PathFormat.RelativePath);
}
/// [AlphaFS] Disables NTFS compression of the specified directory and the files in it.
/// This method disables the directory-compression attribute. It will not decompress the current contents of the directory. However, newly created files and directories will be uncompressed.
///
///
///
///
///
///
/// The transaction.
/// Indicates the format of the path parameter(s).
/// A path to a directory to decompress.
[SecurityCritical]
public static void DisableCompressionTransacted(KernelTransaction transaction, string path, PathFormat pathFormat)
{
Device.ToggleCompressionCore(true, transaction, path, false, pathFormat);
}
#endregion // DisableCompression
#region EnableCompression
/// [AlphaFS] Enables NTFS compression of the specified directory and the files in it.
/// This method enables the directory-compression attribute. It will not compress the current contents of the directory. However, newly created files and directories will be compressed.
///
///
///
///
///
///
/// A path to a directory to compress.
[SecurityCritical]
public static void EnableCompression(string path)
{
Device.ToggleCompressionCore(true, null, path, true, PathFormat.RelativePath);
}
/// [AlphaFS] Enables NTFS compression of the specified directory and the files in it.
/// This method enables the directory-compression attribute. It will not compress the current contents of the directory. However, newly created files and directories will be compressed.
///
///
///
///
///
///
/// A path to a directory to compress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void EnableCompression(string path, PathFormat pathFormat)
{
Device.ToggleCompressionCore(true, null, path, true, pathFormat);
}
/// [AlphaFS] Enables NTFS compression of the specified directory and the files in it.
/// This method enables the directory-compression attribute. It will not compress the current contents of the directory. However, newly created files and directories will be compressed.
///
///
///
///
///
///
/// The transaction.
/// A path to a directory to compress.
[SecurityCritical]
public static void EnableCompressionTransacted(KernelTransaction transaction, string path)
{
Device.ToggleCompressionCore(true, transaction, path, true, PathFormat.RelativePath);
}
/// [AlphaFS] Enables NTFS compression of the specified directory and the files in it.
/// This method enables the directory-compression attribute. It will not compress the current contents of the directory. However, newly created files and directories will be compressed.
///
///
///
///
///
///
/// The transaction.
/// A path to a directory to compress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
public static void EnableCompressionTransacted(KernelTransaction transaction, string path, PathFormat pathFormat)
{
Device.ToggleCompressionCore(true, transaction, path, true, pathFormat);
}
#endregion // EnableCompression
#region Internal Methods
/// Compress/decompress Non-/Transacted files/directories.
///
///
///
///
///
///
/// The transaction.
/// A path that describes a directory to compress.
///
/// The search string to match against the names of directories in .
/// This parameter can contain a combination of valid literal path and wildcard
/// ( and ) characters, but does not support regular expressions.
///
/// flags that specify how the directory is to be enumerated.
/// compress, when decompress.
/// Indicates the format of the path parameter(s).
[SecurityCritical]
internal static void CompressDecompressCore(KernelTransaction transaction, string path, string searchPattern, DirectoryEnumerationOptions options, bool compress, PathFormat pathFormat)
{
string pathLp = Path.GetExtendedLengthPathCore(transaction, path, pathFormat, GetFullPathOptions.RemoveTrailingDirectorySeparator | GetFullPathOptions.FullCheck);
// Process directories and files.
foreach (var fsei in EnumerateFileSystemEntryInfosCore(transaction, pathLp, searchPattern, options | DirectoryEnumerationOptions.AsLongPath, PathFormat.LongFullPath))
Device.ToggleCompressionCore(true, transaction, fsei, compress, PathFormat.LongFullPath);
// Compress the root directory, the given path.
Device.ToggleCompressionCore(true, transaction, pathLp, compress, PathFormat.LongFullPath);
}
#endregion // Internal Methods
}
}