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Code cleanup.

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This commit is contained in:
Natalia Portillo
2018-06-22 08:08:38 +01:00
parent 82f474c7e3
commit 88da8fc019
581 changed files with 22423 additions and 20839 deletions
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215
DiscImageChef.Filesystems/UDF.cs
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@@ -51,9 +51,9 @@ namespace DiscImageChef.Filesystems
};
public FileSystemType XmlFsType { get; private set; }
public Encoding Encoding { get; private set; }
public string Name => "Universal Disk Format";
public Guid Id => new Guid("83976FEC-A91B-464B-9293-56C719461BAB");
public Encoding Encoding { get; private set; }
public string Name => "Universal Disk Format";
public Guid Id => new Guid("83976FEC-A91B-464B-9293-56C719461BAB");
public bool Identify(IMediaImage imagePlugin, Partition partition)
{
@@ -63,11 +63,11 @@ namespace DiscImageChef.Filesystems
// UDF needs at least that
if(imagePlugin.Info.SectorSize < 512) return false;
byte[] sector;
byte[] sector;
AnchorVolumeDescriptorPointer anchor = new AnchorVolumeDescriptorPointer();
// All positions where anchor may reside
ulong[] positions = {256, 512, partition.End - 256, partition.End};
bool anchorFound = false;
ulong[] positions = {256, 512, partition.End - 256, partition.End};
bool anchorFound = false;
foreach(ulong position in positions.Where(position => position + partition.Start < partition.End))
{
@@ -84,8 +84,9 @@ namespace DiscImageChef.Filesystems
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.descriptorVersion = {0}",
anchor.tag.descriptorVersion);
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.tagChecksum = 0x{0:X2}", anchor.tag.tagChecksum);
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.reserved = {0}", anchor.tag.reserved);
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.tagSerialNumber = {0}", anchor.tag.tagSerialNumber);
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.reserved = {0}", anchor.tag.reserved);
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.tagSerialNumber = {0}",
anchor.tag.tagSerialNumber);
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.descriptorCrc = 0x{0:X4}",
anchor.tag.descriptorCrc);
DicConsole.DebugWriteLine("UDF Plugin", "anchor.tag.descriptorCrcLength = {0}",
@@ -100,8 +101,10 @@ namespace DiscImageChef.Filesystems
DicConsole.DebugWriteLine("UDF Plugin", "anchor.reserveVolumeDescriptorSequenceExtent.location = {0}",
anchor.reserveVolumeDescriptorSequenceExtent.location);
if(anchor.tag.tagIdentifier != TagIdentifier.AnchorVolumeDescriptorPointer ||
anchor.tag.tagLocation != position ||
if(anchor.tag.tagIdentifier !=
TagIdentifier.AnchorVolumeDescriptorPointer ||
anchor.tag.tagLocation !=
position ||
anchor.mainVolumeDescriptorSequenceExtent.location + partition.Start >= partition.End) continue;
anchorFound = true;
@@ -116,8 +119,8 @@ namespace DiscImageChef.Filesystems
{
sector = imagePlugin.ReadSector(partition.Start + anchor.mainVolumeDescriptorSequenceExtent.location +
count);
TagIdentifier tagId = (TagIdentifier)BitConverter.ToUInt16(sector, 0);
uint location = BitConverter.ToUInt32(sector, 0x0C);
TagIdentifier tagId = (TagIdentifier)BitConverter.ToUInt16(sector, 0);
uint location = BitConverter.ToUInt32(sector, 0x0C);
if(location == partition.Start + anchor.mainVolumeDescriptorSequenceExtent.location + count)
{
@@ -125,8 +128,8 @@ namespace DiscImageChef.Filesystems
if(tagId == TagIdentifier.LogicalVolumeDescriptor)
{
LogicalVolumeDescriptor lvd = new LogicalVolumeDescriptor();
IntPtr lvdPtr = Marshal.AllocHGlobal(Marshal.SizeOf(lvd));
LogicalVolumeDescriptor lvd = new LogicalVolumeDescriptor();
IntPtr lvdPtr = Marshal.AllocHGlobal(Marshal.SizeOf(lvd));
Marshal.Copy(sector, 0, lvdPtr, Marshal.SizeOf(lvd));
lvd = (LogicalVolumeDescriptor)Marshal.PtrToStructure(lvdPtr, typeof(LogicalVolumeDescriptor));
Marshal.FreeHGlobal(lvdPtr);
@@ -143,7 +146,7 @@ namespace DiscImageChef.Filesystems
}
public void GetInformation(IMediaImage imagePlugin, Partition partition, out string information,
Encoding encoding)
Encoding encoding)
{
// UDF is always UTF-8
Encoding = Encoding.UTF8;
@@ -168,15 +171,17 @@ namespace DiscImageChef.Filesystems
typeof(AnchorVolumeDescriptorPointer));
Marshal.FreeHGlobal(anchorPtr);
if(anchor.tag.tagIdentifier == TagIdentifier.AnchorVolumeDescriptorPointer &&
anchor.tag.tagLocation == position &&
if(anchor.tag.tagIdentifier ==
TagIdentifier.AnchorVolumeDescriptorPointer &&
anchor.tag.tagLocation ==
position &&
anchor.mainVolumeDescriptorSequenceExtent.location + partition.Start < partition.End) break;
}
ulong count = 0;
PrimaryVolumeDescriptor pvd = new PrimaryVolumeDescriptor();
LogicalVolumeDescriptor lvd = new LogicalVolumeDescriptor();
PrimaryVolumeDescriptor pvd = new PrimaryVolumeDescriptor();
LogicalVolumeDescriptor lvd = new LogicalVolumeDescriptor();
LogicalVolumeIntegrityDescriptor lvid = new LogicalVolumeIntegrityDescriptor();
LogicalVolumeIntegrityDescriptorImplementationUse lvidiu =
new LogicalVolumeIntegrityDescriptorImplementationUse();
@@ -185,8 +190,8 @@ namespace DiscImageChef.Filesystems
{
sector = imagePlugin.ReadSector(partition.Start + anchor.mainVolumeDescriptorSequenceExtent.location +
count);
TagIdentifier tagId = (TagIdentifier)BitConverter.ToUInt16(sector, 0);
uint location = BitConverter.ToUInt32(sector, 0x0C);
TagIdentifier tagId = (TagIdentifier)BitConverter.ToUInt16(sector, 0);
uint location = BitConverter.ToUInt32(sector, 0x0C);
if(location == partition.Start + anchor.mainVolumeDescriptorSequenceExtent.location + count)
{
@@ -224,7 +229,7 @@ namespace DiscImageChef.Filesystems
Marshal.FreeHGlobal(lvidPtr);
if(lvid.tag.tagIdentifier == TagIdentifier.LogicalVolumeIntegrityDescriptor &&
lvid.tag.tagLocation == lvd.integritySequenceExtent.location)
lvid.tag.tagLocation == lvd.integritySequenceExtent.location)
{
IntPtr lvidiuPtr = Marshal.AllocHGlobal(Marshal.SizeOf(lvidiu));
Marshal.Copy(sector, (int)(lvid.numberOfPartitions * 8 + 80), lvidiuPtr, Marshal.SizeOf(lvidiu));
@@ -242,15 +247,15 @@ namespace DiscImageChef.Filesystems
sbInformation.AppendFormat("Volume set identifier: {0}",
StringHandlers.DecompressUnicode(pvd.volumeSetIdentifier)).AppendLine();
sbInformation
.AppendFormat("Volume name: {0}", StringHandlers.DecompressUnicode(lvd.logicalVolumeIdentifier))
.AppendLine();
.AppendFormat("Volume name: {0}", StringHandlers.DecompressUnicode(lvd.logicalVolumeIdentifier))
.AppendLine();
sbInformation.AppendFormat("Volume uses {0} bytes per block", lvd.logicalBlockSize).AppendLine();
sbInformation.AppendFormat("Volume was las written in {0}", EcmaToDateTime(lvid.recordingDateTime))
.AppendLine();
sbInformation.AppendFormat("Volume contains {0} partitions", lvid.numberOfPartitions).AppendLine();
sbInformation
.AppendFormat("Volume contains {0} files and {1} directories", lvidiu.files, lvidiu.directories)
.AppendLine();
.AppendFormat("Volume contains {0} files and {1} directories", lvidiu.files, lvidiu.directories)
.AppendLine();
sbInformation.AppendFormat("Volume conforms to {0}",
Encoding.GetString(lvd.domainIdentifier.identifier).TrimEnd('\u0000'))
.AppendLine();
@@ -259,27 +264,29 @@ namespace DiscImageChef.Filesystems
.AppendLine();
sbInformation.AppendFormat("Volume requires UDF version {0}.{1:X2} to be read",
Convert.ToInt32($"{(lvidiu.minimumReadUDF & 0xFF00) >> 8}", 10),
Convert.ToInt32($"{lvidiu.minimumReadUDF & 0xFF}", 10)).AppendLine();
Convert.ToInt32($"{lvidiu.minimumReadUDF & 0xFF}", 10)).AppendLine();
sbInformation.AppendFormat("Volume requires UDF version {0}.{1:X2} to be written to",
Convert.ToInt32($"{(lvidiu.minimumWriteUDF & 0xFF00) >> 8}", 10),
Convert.ToInt32($"{lvidiu.minimumWriteUDF & 0xFF}", 10)).AppendLine();
Convert.ToInt32($"{lvidiu.minimumWriteUDF & 0xFF}", 10)).AppendLine();
sbInformation.AppendFormat("Volume cannot be written by any UDF version higher than {0}.{1:X2}",
Convert.ToInt32($"{(lvidiu.maximumWriteUDF & 0xFF00) >> 8}", 10),
Convert.ToInt32($"{lvidiu.maximumWriteUDF & 0xFF}", 10)).AppendLine();
Convert.ToInt32($"{lvidiu.maximumWriteUDF & 0xFF}", 10)).AppendLine();
XmlFsType = new FileSystemType
{
Type =
$"UDF v{Convert.ToInt32($"{(lvidiu.maximumWriteUDF & 0xFF00) >> 8}", 10)}.{Convert.ToInt32($"{lvidiu.maximumWriteUDF & 0xFF}", 10):X2}",
ApplicationIdentifier = Encoding.GetString(pvd.implementationIdentifier.identifier).TrimEnd('\u0000'),
ClusterSize = (int)lvd.logicalBlockSize,
ModificationDate = EcmaToDateTime(lvid.recordingDateTime),
ApplicationIdentifier =
Encoding.GetString(pvd.implementationIdentifier.identifier).TrimEnd('\u0000'),
ClusterSize = (int)lvd.logicalBlockSize,
ModificationDate = EcmaToDateTime(lvid.recordingDateTime),
ModificationDateSpecified = true,
Files = lvidiu.files,
FilesSpecified = true,
VolumeName = StringHandlers.DecompressUnicode(lvd.logicalVolumeIdentifier),
VolumeSetIdentifier = StringHandlers.DecompressUnicode(pvd.volumeSetIdentifier),
SystemIdentifier = Encoding.GetString(pvd.implementationIdentifier.identifier).TrimEnd('\u0000')
Files = lvidiu.files,
FilesSpecified = true,
VolumeName = StringHandlers.DecompressUnicode(lvd.logicalVolumeIdentifier),
VolumeSetIdentifier = StringHandlers.DecompressUnicode(pvd.volumeSetIdentifier),
SystemIdentifier =
Encoding.GetString(pvd.implementationIdentifier.identifier).TrimEnd('\u0000')
};
XmlFsType.Clusters = (long)((partition.End - partition.Start + 1) * imagePlugin.Info.SectorSize /
(ulong)XmlFsType.ClusterSize);
@@ -298,7 +305,7 @@ namespace DiscImageChef.Filesystems
[Flags]
enum EntityFlags : byte
{
Dirty = 0x01,
Dirty = 0x01,
Protected = 0x02
}
@@ -312,52 +319,54 @@ namespace DiscImageChef.Filesystems
/// <summary>
/// Structure identifier
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 23)] public byte[] identifier;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 23)]
public byte[] identifier;
/// <summary>
/// Structure data
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)] public byte[] identifierSuffix;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] identifierSuffix;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Timestamp
{
public ushort typeAndZone;
public short year;
public byte month;
public byte day;
public byte hour;
public byte minute;
public byte second;
public byte centiseconds;
public byte hundredsMicroseconds;
public byte microseconds;
public short year;
public byte month;
public byte day;
public byte hour;
public byte minute;
public byte second;
public byte centiseconds;
public byte hundredsMicroseconds;
public byte microseconds;
}
enum TagIdentifier : ushort
{
PrimaryVolumeDescriptor = 1,
AnchorVolumeDescriptorPointer = 2,
VolumeDescriptorPointer = 3,
PrimaryVolumeDescriptor = 1,
AnchorVolumeDescriptorPointer = 2,
VolumeDescriptorPointer = 3,
ImplementationUseVolumeDescriptor = 4,
PartitionDescriptor = 5,
LogicalVolumeDescriptor = 6,
UnallocatedSpaceDescriptor = 7,
TerminatingDescriptor = 8,
LogicalVolumeIntegrityDescriptor = 9
PartitionDescriptor = 5,
LogicalVolumeDescriptor = 6,
UnallocatedSpaceDescriptor = 7,
TerminatingDescriptor = 8,
LogicalVolumeIntegrityDescriptor = 9
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct DescriptorTag
{
public TagIdentifier tagIdentifier;
public ushort descriptorVersion;
public byte tagChecksum;
public byte reserved;
public ushort tagSerialNumber;
public ushort descriptorCrc;
public ushort descriptorCrcLength;
public uint tagLocation;
public ushort descriptorVersion;
public byte tagChecksum;
public byte reserved;
public ushort tagSerialNumber;
public ushort descriptorCrc;
public ushort descriptorCrcLength;
public uint tagLocation;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
@@ -371,70 +380,80 @@ namespace DiscImageChef.Filesystems
struct CharacterSpecification
{
public byte type;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 63)] public byte[] information;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 63)]
public byte[] information;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct AnchorVolumeDescriptorPointer
{
public DescriptorTag tag;
public DescriptorTag tag;
public ExtentDescriptor mainVolumeDescriptorSequenceExtent;
public ExtentDescriptor reserveVolumeDescriptorSequenceExtent;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 480)] public byte[] reserved;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 480)]
public byte[] reserved;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct PrimaryVolumeDescriptor
{
public DescriptorTag tag;
public uint volumeDescriptorSequenceNumber;
public uint primaryVolumeDescriptorNumber;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)] public byte[] volumeIdentifier;
public uint volumeDescriptorSequenceNumber;
public uint primaryVolumeDescriptorNumber;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] volumeIdentifier;
public ushort volumeSequenceNumber;
public ushort maximumVolumeSequenceNumber;
public ushort interchangeLevel;
public ushort maximumInterchangeLevel;
public uint characterSetList;
public uint maximumCharacterSetList;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)] public byte[] volumeSetIdentifier;
public uint characterSetList;
public uint maximumCharacterSetList;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)]
public byte[] volumeSetIdentifier;
public CharacterSpecification descriptorCharacterSet;
public CharacterSpecification explanatoryCharacterSet;
public ExtentDescriptor volumeAbstract;
public ExtentDescriptor volumeCopyright;
public EntityIdentifier applicationIdentifier;
public Timestamp recordingDateTime;
public EntityIdentifier implementationIdentifier;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)] public byte[] implementationUse;
public uint predecessorVolumeDescriptorSequenceLocation;
public ExtentDescriptor volumeAbstract;
public ExtentDescriptor volumeCopyright;
public EntityIdentifier applicationIdentifier;
public Timestamp recordingDateTime;
public EntityIdentifier implementationIdentifier;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
public byte[] implementationUse;
public uint predecessorVolumeDescriptorSequenceLocation;
public ushort flags;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 22)] public byte[] reserved;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 22)]
public byte[] reserved;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct LogicalVolumeDescriptor
{
public DescriptorTag tag;
public uint volumeDescriptorSequenceNumber;
public DescriptorTag tag;
public uint volumeDescriptorSequenceNumber;
public CharacterSpecification descriptorCharacterSet;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)] public byte[] logicalVolumeIdentifier;
public uint logicalBlockSize;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)]
public byte[] logicalVolumeIdentifier;
public uint logicalBlockSize;
public EntityIdentifier domainIdentifier;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)] public byte[] logicalVolumeContentsUse;
public uint mapTableLength;
public uint numberOfPartitionMaps;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
public byte[] logicalVolumeContentsUse;
public uint mapTableLength;
public uint numberOfPartitionMaps;
public EntityIdentifier implementationIdentifier;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)] public byte[] implementationUse;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)]
public byte[] implementationUse;
public ExtentDescriptor integritySequenceExtent;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct LogicalVolumeIntegrityDescriptor
{
public DescriptorTag tag;
public Timestamp recordingDateTime;
public uint integrityType;
public DescriptorTag tag;
public Timestamp recordingDateTime;
public uint integrityType;
public ExtentDescriptor nextIntegrityExtent;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)] public byte[] logicalVolumeContentsUse;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] logicalVolumeContentsUse;
public uint numberOfPartitions;
public uint lengthOfImplementationUse;
// Follows uint[numberOfPartitions] freeSpaceTable;
@@ -446,11 +465,11 @@ namespace DiscImageChef.Filesystems
struct LogicalVolumeIntegrityDescriptorImplementationUse
{
public EntityIdentifier implementationId;
public uint files;
public uint directories;
public ushort minimumReadUDF;
public ushort minimumWriteUDF;
public ushort maximumWriteUDF;
public uint files;
public uint directories;
public ushort minimumReadUDF;
public ushort minimumWriteUDF;
public ushort maximumWriteUDF;
}
}
}