Initial commit - WPinternals 2.6

2026-06-21 14:41:03 +10:00 · 2018-10-25 22:35:49 +02:00
commit 396ae57f05
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+//
+// Copyright (c) 2008-2011, Kenneth Bell
+//
+// 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.
+//
+
+namespace DiscUtils.Ntfs.Internals
+{
+    using System;
+
+    /// <summary>
+    /// Representation of an NTFS File Name attribute.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Each Master File Table entry (MFT Entry) has one of these attributes for each
+    /// hard link.  Files with a long name and a short name will have at least two of
+    /// these attributes.</para>
+    /// <para>
+    /// The details in this attribute may be inconsistent with similar information in
+    /// the StandardInformationAttribute for a file.  The StandardInformation is
+    /// definitive, this attribute holds a 'cache' of the information.
+    /// </para>
+    /// </remarks>
+    public sealed class FileNameAttribute : GenericAttribute
+    {
+        private FileNameRecord _fnr;
+
+        internal FileNameAttribute(INtfsContext context, AttributeRecord record)
+            : base(context, record)
+        {
+            byte[] content = Utilities.ReadAll(Content);
+            _fnr = new FileNameRecord();
+            _fnr.ReadFrom(content, 0);
+        }
+
+        /// <summary>
+        /// Gets the reference to the parent directory.
+        /// </summary>
+        /// <remarks>
+        /// This attribute stores the name of a file within a directory, this field
+        /// provides the link back to the directory.
+        /// </remarks>
+        public MasterFileTableReference ParentDirectory
+        {
+            get { return new MasterFileTableReference(_fnr.ParentDirectory); }
+        }
+
+        /// <summary>
+        /// Gets the creation time of the file.
+        /// </summary>
+        public DateTime CreationTime
+        {
+            get { return _fnr.CreationTime; }
+        }
+
+        /// <summary>
+        /// Gets the modification time of the file.
+        /// </summary>
+        public DateTime ModificationTime
+        {
+            get { return _fnr.ModificationTime; }
+        }
+
+        /// <summary>
+        /// Gets the last time the Master File Table entry for the file was changed.
+        /// </summary>
+        public DateTime MasterFileTableChangedTime
+        {
+            get { return _fnr.MftChangedTime; }
+        }
+
+        /// <summary>
+        /// Gets the last access time of the file.
+        /// </summary>
+        public DateTime LastAccessTime
+        {
+            get { return _fnr.LastAccessTime; }
+        }
+
+        /// <summary>
+        /// Gets the amount of disk space allocated for the file.
+        /// </summary>
+        public long AllocatedSize
+        {
+            get { return (long)_fnr.AllocatedSize; }
+        }
+
+        /// <summary>
+        /// Gets the amount of data stored in the file.
+        /// </summary>
+        public long RealSize
+        {
+            get { return (long)_fnr.RealSize; }
+        }
+
+        /// <summary>
+        /// Gets the attributes of the file, as stored by NTFS.
+        /// </summary>
+        public NtfsFileAttributes FileAttributes
+        {
+            get { return (NtfsFileAttributes)_fnr.Flags; }
+        }
+
+        /// <summary>
+        /// Gets the extended attributes size, or a reparse tag, depending on the nature of the file.
+        /// </summary>
+        public long ExtendedAttributesSizeOrReparsePointTag
+        {
+            get { return (long)_fnr.EASizeOrReparsePointTag; }
+        }
+
+        /// <summary>
+        /// Gets the namespace of the FileName property.
+        /// </summary>
+        public NtfsNamespace FileNameNamespace
+        {
+            get { return (NtfsNamespace)_fnr.FileNameNamespace; }
+        }
+
+        /// <summary>
+        /// Gets the name of the file within the parent directory.
+        /// </summary>
+        public string FileName
+        {
+            get { return _fnr.FileName; }
+        }
+    }
+}