Initial commit - WPinternals 2.6

DiscUtils/LogicalDiskManager/DatabaseHeader.cs

@@ -0,0 +1,92 @@
+//
+// 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.LogicalDiskManager
+{
+    using System;
+
+    internal class DatabaseHeader
+    {
+        public string Signature; // VMDB
+        public uint NumVBlks; // 00 00 17 24
+        public uint BlockSize; // 00 00 00 80
+        public uint HeaderSize; // 00 00 02 00
+        public ushort Unknown1; // 00 01
+        public ushort VersionNum; // 00 04
+        public ushort VersionDenom; // 00 0a
+        public string GroupName;
+        public string DiskGroupId;
+        public long CommittedSequence; // 0xA
+        public long PendingSequence; // 0xA
+        public uint Unknown2; // 1
+        public uint Unknown3; // 1
+        public uint Unknown4; // 3
+        public uint Unknown5; // 3
+        public long Unknown6; // 0
+        public long Unknown7; // 1
+        public uint Unknown8; // 1
+        public uint Unknown9; // 3
+        public uint UnknownA; // 3
+        public long UnknownB; // 0
+        public uint UnknownC; // 0
+        public DateTime Timestamp;
+
+        public void ReadFrom(byte[] buffer, int offset)
+        {
+            Signature = Utilities.BytesToString(buffer, offset + 0x00, 4);
+            NumVBlks = Utilities.ToUInt32BigEndian(buffer, offset + 0x04);
+            BlockSize = Utilities.ToUInt32BigEndian(buffer, offset + 0x08);
+            HeaderSize = Utilities.ToUInt32BigEndian(buffer, offset + 0x0C);
+            Unknown1 = Utilities.ToUInt16BigEndian(buffer, offset + 0x10);
+            VersionNum = Utilities.ToUInt16BigEndian(buffer, offset + 0x12);
+            VersionDenom = Utilities.ToUInt16BigEndian(buffer, offset + 0x14);
+            GroupName = Utilities.BytesToString(buffer, offset + 0x16, 31).Trim('\0');
+            DiskGroupId = Utilities.BytesToString(buffer, offset + 0x35, 0x40).Trim('\0');
+
+            // May be wrong way round...
+            CommittedSequence = Utilities.ToInt64BigEndian(buffer, offset + 0x75);
+            PendingSequence = Utilities.ToInt64BigEndian(buffer, offset + 0x7D);
+
+            Unknown2 = Utilities.ToUInt32BigEndian(buffer, offset + 0x85);
+            Unknown3 = Utilities.ToUInt32BigEndian(buffer, offset + 0x89);
+            Unknown4 = Utilities.ToUInt32BigEndian(buffer, offset + 0x8D);
+            Unknown5 = Utilities.ToUInt32BigEndian(buffer, offset + 0x91);
+            Unknown6 = Utilities.ToInt64BigEndian(buffer, offset + 0x95);
+            Unknown7 = Utilities.ToInt64BigEndian(buffer, offset + 0x9D);
+            Unknown8 = Utilities.ToUInt32BigEndian(buffer, offset + 0xA5);
+            Unknown9 = Utilities.ToUInt32BigEndian(buffer, offset + 0xA9);
+            UnknownA = Utilities.ToUInt32BigEndian(buffer, offset + 0xAD);
+
+            UnknownB = Utilities.ToInt64BigEndian(buffer, offset + 0xB1);
+            UnknownC = Utilities.ToUInt32BigEndian(buffer, offset + 0xB9);
+
+            Timestamp = DateTime.FromFileTimeUtc(Utilities.ToInt64BigEndian(buffer, offset + 0xBD));
+        }
+
+        ////private static int CalcChecksum()
+        ////{
+        ////    // Zero checksum bytes (0x08, 4)
+        ////    // Add all byte values for ?? bytes
+        ////    throw new NotImplementedException();
+        ////}
+    }
+}