Initial commit - WPinternals 2.6

2026-06-17 12:50:11 +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.Registry
+{
+    using System;
+
+    internal sealed class KeyNodeCell : Cell
+    {
+        public RegistryKeyFlags Flags;
+        public DateTime Timestamp;
+        public int ParentIndex;
+        public int NumSubKeys;
+        public int SubKeysIndex;
+        public int NumValues;
+        public int ValueListIndex;
+        public int SecurityIndex;
+        public int ClassNameIndex;
+
+        /// <summary>
+        /// Number of bytes to represent largest subkey name in Unicode - no null terminator.
+        /// </summary>
+        public int MaxSubKeyNameBytes;
+
+        /// <summary>
+        /// Number of bytes to represent largest value name in Unicode - no null terminator.
+        /// </summary>
+        public int MaxValNameBytes;
+
+        /// <summary>
+        /// Number of bytes to represent largest value content (strings in Unicode, with null terminator - if stored).
+        /// </summary>
+        public int MaxValDataBytes;
+
+        public int IndexInParent;
+        public int ClassNameLength;
+        public string Name;
+
+        public KeyNodeCell(string name, int parentCellIndex)
+            : this(-1)
+        {
+            Flags = RegistryKeyFlags.Normal;
+            Timestamp = DateTime.UtcNow;
+            ParentIndex = parentCellIndex;
+            SubKeysIndex = -1;
+            ValueListIndex = -1;
+            SecurityIndex = -1;
+            ClassNameIndex = -1;
+            Name = name;
+        }
+
+        public KeyNodeCell(int index)
+            : base(index)
+        {
+        }
+
+        public override int Size
+        {
+            get { return 0x4C + Name.Length; }
+        }
+
+        public override int ReadFrom(byte[] buffer, int offset)
+        {
+            Flags = (RegistryKeyFlags)Utilities.ToUInt16LittleEndian(buffer, offset + 0x02);
+            Timestamp = DateTime.FromFileTimeUtc(Utilities.ToInt64LittleEndian(buffer, offset + 0x04));
+            ParentIndex = Utilities.ToInt32LittleEndian(buffer, offset + 0x10);
+            NumSubKeys = Utilities.ToInt32LittleEndian(buffer, offset + 0x14);
+            SubKeysIndex = Utilities.ToInt32LittleEndian(buffer, offset + 0x1C);
+            NumValues = Utilities.ToInt32LittleEndian(buffer, offset + 0x24);
+            ValueListIndex = Utilities.ToInt32LittleEndian(buffer, offset + 0x28);
+            SecurityIndex = Utilities.ToInt32LittleEndian(buffer, offset + 0x2C);
+            ClassNameIndex = Utilities.ToInt32LittleEndian(buffer, offset + 0x30);
+            MaxSubKeyNameBytes = Utilities.ToInt32LittleEndian(buffer, offset + 0x34);
+            MaxValNameBytes = Utilities.ToInt32LittleEndian(buffer, offset + 0x3C);
+            MaxValDataBytes = Utilities.ToInt32LittleEndian(buffer, offset + 0x40);
+            IndexInParent = Utilities.ToInt32LittleEndian(buffer, offset + 0x44);
+            int nameLength = Utilities.ToInt16LittleEndian(buffer, offset + 0x48);
+            ClassNameLength = Utilities.ToInt16LittleEndian(buffer, offset + 0x4A);
+            Name = Utilities.BytesToString(buffer, offset + 0x4C, nameLength);
+
+            return 0x4C + nameLength;
+        }
+
+        public override void WriteTo(byte[] buffer, int offset)
+        {
+            Utilities.StringToBytes("nk", buffer, offset, 2);
+            Utilities.WriteBytesLittleEndian((ushort)Flags, buffer, offset + 0x02);
+            Utilities.WriteBytesLittleEndian(Timestamp.ToFileTimeUtc(), buffer, offset + 0x04);
+            Utilities.WriteBytesLittleEndian(ParentIndex, buffer, offset + 0x10);
+            Utilities.WriteBytesLittleEndian(NumSubKeys, buffer, offset + 0x14);
+            Utilities.WriteBytesLittleEndian(SubKeysIndex, buffer, offset + 0x1C);
+            Utilities.WriteBytesLittleEndian(NumValues, buffer, offset + 0x24);
+            Utilities.WriteBytesLittleEndian(ValueListIndex, buffer, offset + 0x28);
+            Utilities.WriteBytesLittleEndian(SecurityIndex, buffer, offset + 0x2C);
+            Utilities.WriteBytesLittleEndian(ClassNameIndex, buffer, offset + 0x30);
+            Utilities.WriteBytesLittleEndian(IndexInParent, buffer, offset + 0x44);
+            Utilities.WriteBytesLittleEndian((ushort)Name.Length, buffer, offset + 0x48);
+            Utilities.WriteBytesLittleEndian(ClassNameLength, buffer, offset + 0x4A);
+            Utilities.StringToBytes(Name, buffer, offset + 0x4C, Name.Length);
+        }
+
+        public override string ToString()
+        {
+            return "Key:" + Name + "[" + Flags + "] <" + Timestamp + ">";
+        }
+    }
+}