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Added support for OS-9 Random Block File.

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This commit is contained in:
Natalia Portillo
2017-08-16 15:45:37 +01:00
parent 77ec28ef49
commit 3d8f64ab68
3 changed files with 387 additions and 19 deletions
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21
DiscImageChef.Filesystems/DiscImageChef.Filesystems.csproj
View File

@@ -130,6 +130,7 @@
<Compile Include="Fossil.cs" />
<Compile Include="EFS.cs" />
<Compile Include="UNICOS.cs" />
<Compile Include="RBF.cs" />
</ItemGroup>
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
<ItemGroup>
@@ -186,22 +187,10 @@
<MonoDevelop>
<Properties>
<Policies>
<TextStylePolicy FileWidth="120" TabWidth="4" IndentWidth="4" RemoveTrailingWhitespace="True" NoTabsAfterNonTabs="False" EolMarker="Native" TabsToSpaces="True" scope="text/x-csharp">
<inheritsSet />
<inheritsScope />
</TextStylePolicy>
<CSharpFormattingPolicy IndentBlock="True" IndentBraces="False" IndentSwitchSection="True" IndentSwitchCaseSection="True" LabelPositioning="OneLess" NewLinesForBracesInTypes="True" NewLinesForBracesInMethods="True" NewLinesForBracesInProperties="True" NewLinesForBracesInAccessors="True" NewLinesForBracesInAnonymousMethods="True" NewLinesForBracesInControlBlocks="True" NewLinesForBracesInAnonymousTypes="True" NewLinesForBracesInObjectCollectionArrayInitializers="True" NewLinesForBracesInLambdaExpressionBody="True" NewLineForElse="True" NewLineForCatch="True" NewLineForFinally="True" NewLineForMembersInObjectInit="True" NewLineForMembersInAnonymousTypes="True" NewLineForClausesInQuery="True" SpacingAfterMethodDeclarationName="False" SpaceWithinMethodDeclarationParenthesis="False" SpaceBetweenEmptyMethodDeclarationParentheses="False" SpaceAfterMethodCallName="False" SpaceWithinMethodCallParentheses="False" SpaceBetweenEmptyMethodCallParentheses="False" SpaceAfterControlFlowStatementKeyword="False" SpaceWithinExpressionParentheses="False" SpaceWithinCastParentheses="False" SpaceWithinOtherParentheses="False" SpaceAfterCast="False" SpacesIgnoreAroundVariableDeclaration="False" SpaceBeforeOpenSquareBracket="False" SpaceBetweenEmptySquareBrackets="False" SpaceWithinSquareBrackets="False" SpaceAfterColonInBaseTypeDeclaration="True" SpaceAfterComma="True" SpaceAfterDot="False" SpaceAfterSemicolonsInForStatement="True" SpaceBeforeColonInBaseTypeDeclaration="True" SpaceBeforeComma="False" SpaceBeforeDot="False" SpaceBeforeSemicolonsInForStatement="False" SpacingAroundBinaryOperator="Single" WrappingPreserveSingleLine="True" WrappingKeepStatementsOnSingleLine="True" PlaceSystemDirectiveFirst="True" scope="text/x-csharp">
<inheritsSet />
<inheritsScope />
</CSharpFormattingPolicy>
<DotNetNamingPolicy DirectoryNamespaceAssociation="PrefixedHierarchical" ResourceNamePolicy="MSBuild">
<inheritsSet />
<inheritsScope />
</DotNetNamingPolicy>
<StandardHeader IncludeInNewFiles="True" Text="/***************************************************************************&#xA;The Disc Image Chef&#xA;----------------------------------------------------------------------------&#xA; &#xA;Filename : ${FileName}&#xA;Author(s) : ${AuthorName} &lt;${AuthorEmail}&gt;&#xA;&#xA;Component : Component&#xA; &#xA;--[ Description ] ----------------------------------------------------------&#xA; &#xA; Description&#xA; &#xA;--[ License ] --------------------------------------------------------------&#xA; &#xA; This library is free software; you can redistribute it and/or modify&#xA; it under the terms of the GNU Lesser General Public License as&#xA; published by the Free Software Foundation; either version 2.1 of the&#xA; License, or (at your option) any later version.&#xA;&#xA; This library is distributed in the hope that it will be useful, but&#xA; WITHOUT ANY WARRANTY; without even the implied warranty of&#xA; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU&#xA; Lesser General Public License for more details.&#xA;&#xA; You should have received a copy of the GNU Lesser General Public&#xA; License along with this library; if not, see &lt;http://www.gnu.org/licenses/&gt;.&#xA;&#xA;----------------------------------------------------------------------------&#xA;Copyright © 2011-${Year} ${CopyrightHolder}&#xA;****************************************************************************/">
<inheritsSet />
<inheritsScope />
</StandardHeader>
<TextStylePolicy FileWidth="120" TabWidth="4" IndentWidth="4" RemoveTrailingWhitespace="True" NoTabsAfterNonTabs="False" EolMarker="Native" TabsToSpaces="True" scope="text/x-csharp" />
<CSharpFormattingPolicy IndentBlock="True" IndentBraces="False" IndentSwitchSection="True" IndentSwitchCaseSection="True" LabelPositioning="OneLess" NewLinesForBracesInTypes="True" NewLinesForBracesInMethods="True" NewLinesForBracesInProperties="True" NewLinesForBracesInAccessors="True" NewLinesForBracesInAnonymousMethods="True" NewLinesForBracesInControlBlocks="True" NewLinesForBracesInAnonymousTypes="True" NewLinesForBracesInObjectCollectionArrayInitializers="True" NewLinesForBracesInLambdaExpressionBody="True" NewLineForElse="True" NewLineForCatch="True" NewLineForFinally="True" NewLineForMembersInObjectInit="True" NewLineForMembersInAnonymousTypes="True" NewLineForClausesInQuery="True" SpacingAfterMethodDeclarationName="False" SpaceWithinMethodDeclarationParenthesis="False" SpaceBetweenEmptyMethodDeclarationParentheses="False" SpaceAfterMethodCallName="False" SpaceWithinMethodCallParentheses="False" SpaceBetweenEmptyMethodCallParentheses="False" SpaceWithinExpressionParentheses="False" SpaceWithinCastParentheses="False" SpaceWithinOtherParentheses="False" SpaceAfterCast="False" SpacesIgnoreAroundVariableDeclaration="False" SpaceBeforeOpenSquareBracket="False" SpaceBetweenEmptySquareBrackets="False" SpaceWithinSquareBrackets="False" SpaceAfterColonInBaseTypeDeclaration="True" SpaceAfterComma="True" SpaceAfterDot="False" SpaceAfterSemicolonsInForStatement="True" SpaceBeforeColonInBaseTypeDeclaration="True" SpaceBeforeComma="False" SpaceBeforeDot="False" SpaceBeforeSemicolonsInForStatement="False" SpacingAroundBinaryOperator="Single" WrappingPreserveSingleLine="True" WrappingKeepStatementsOnSingleLine="True" PlaceSystemDirectiveFirst="True" SpaceAfterControlFlowStatementKeyword="False" scope="text/x-csharp" />
<DotNetNamingPolicy DirectoryNamespaceAssociation="PrefixedHierarchical" ResourceNamePolicy="MSBuild" />
<StandardHeader IncludeInNewFiles="True" Text="/***************************************************************************&#xA;The Disc Image Chef&#xA;----------------------------------------------------------------------------&#xA; &#xA;Filename : ${FileName}&#xA;Author(s) : ${AuthorName} &lt;${AuthorEmail}&gt;&#xA;&#xA;Component : Component&#xA; &#xA;--[ Description ] ----------------------------------------------------------&#xA; &#xA; Description&#xA; &#xA;--[ License ] --------------------------------------------------------------&#xA; &#xA; This library is free software; you can redistribute it and/or modify&#xA; it under the terms of the GNU Lesser General Public License as&#xA; published by the Free Software Foundation; either version 2.1 of the&#xA; License, or (at your option) any later version.&#xA;&#xA; This library is distributed in the hope that it will be useful, but&#xA; WITHOUT ANY WARRANTY; without even the implied warranty of&#xA; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU&#xA; Lesser General Public License for more details.&#xA;&#xA; You should have received a copy of the GNU Lesser General Public&#xA; License along with this library; if not, see &lt;http://www.gnu.org/licenses/&gt;.&#xA;&#xA;----------------------------------------------------------------------------&#xA;Copyright © 2011-${Year} ${CopyrightHolder}&#xA;****************************************************************************/" />
</Policies>
</Properties>
</MonoDevelop>

384
DiscImageChef.Filesystems/RBF.cs
View File

@@ -9,7 +9,7 @@
//
// --[ Description ] ----------------------------------------------------------
//
// Description
// Identifies the RBF filesystem and shows information.
//
// --[ License ] --------------------------------------------------------------
//
@@ -29,13 +29,391 @@
// ----------------------------------------------------------------------------
// Copyright © 2011-2017 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Text;
using DiscImageChef.CommonTypes;
using DiscImageChef.Console;
namespace DiscImageChef.Filesystems
{
public class RBF
public class RBF : Filesystem
{
/// <summary>
/// Identification sector. Wherever the sector this resides on, becomes LSN 0.
/// </summary>
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct RBF_IdSector
{
/// <summary>Sectors on disk</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public byte[] dd_tot;
/// <summary>Tracks</summary>
public byte dd_tks;
/// <summary>Bytes in allocation map</summary>
public ushort dd_map;
/// <summary>Sectors per cluster</summary>
public ushort dd_bit;
/// <summary>LSN of root directory</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public byte[] dd_dir;
/// <summary>Owner ID</summary>
public ushort dd_own;
/// <summary>Attributes</summary>
public byte dd_att;
/// <summary>Disk ID</summary>
public ushort dd_dsk;
/// <summary>Format byte</summary>
public byte dd_fmt;
/// <summary>Sectors per track</summary>
public ushort dd_spt;
/// <summary>Reserved</summary>
public ushort dd_res;
/// <summary>LSN of boot file</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public byte[] dd_bt;
/// <summary>Size of boot file</summary>
public ushort dd_bsz;
/// <summary>Creation date</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 5)]
public byte[] dd_dat;
/// <summary>Volume name</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] dd_nam;
/// <summary>Path options</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] dd_opt;
/// <summary>Reserved</summary>
public byte reserved;
/// <summary>Magic number</summary>
public uint dd_sync;
/// <summary>LSN of allocation map</summary>
public uint dd_maplsn;
/// <summary>Size of an LSN</summary>
public ushort dd_lsnsize;
/// <summary>Version ID</summary>
public ushort dd_versid;
}
/// <summary>
/// Identification sector. Wherever the sector this resides on, becomes LSN 0.
/// Introduced on OS-9000, this can be big or little endian.
/// </summary>
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct RBF_NewIdSector
{
/// <summary>Magic number</summary>
public uint rid_sync;
/// <summary>Disk ID</summary>
public uint rid_diskid;
/// <summary>Sectors on disk</summary>
public uint rid_totblocks;
/// <summary>Cylinders</summary>
public ushort rid_cylinders;
/// <summary>Sectors in cylinder 0</summary>
public ushort rid_cyl0size;
/// <summary>Sectors per cylinder</summary>
public ushort rid_cylsize;
/// <summary>Heads</summary>
public ushort rid_heads;
/// <summary>Bytes per sector</summary>
public ushort rid_blocksize;
/// <summary>Disk format</summary>
public ushort rid_format;
/// <summary>Flags</summary>
public ushort rid_flags;
/// <summary>Padding</summary>
public ushort rid_unused1;
/// <summary>Sector of allocation bitmap</summary>
public uint rid_bitmap;
/// <summary>Sector of debugger FD</summary>
public uint rid_firstboot;
/// <summary>Sector of bootfile FD</summary>
public uint rid_bootfile;
/// <summary>Sector of root directory FD</summary>
public uint rid_rootdir;
/// <summary>Group owner of media</summary>
public ushort rid_group;
/// <summary>Owner of media</summary>
public ushort rid_owner;
/// <summary>Creation time</summary>
public uint rid_ctime;
/// <summary>Last write time for this structure</summary>
public uint rid_mtime;
/// <summary>Volume name</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] rid_name;
/// <summary>Endian flag</summary>
public byte rid_endflag;
/// <summary>Padding</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public byte[] rid_unused2;
/// <summary>Parity</summary>
public uint rid_parity;
}
/// <summary>Magic number for OS-9. Same for OS-9000?</summary>
const uint RBF_Sync = 0x4372757A;
const uint RBF_Cnys = 0x7A757243;
public RBF()
{
Name = "OS-9 Random Block File Plugin";
PluginUUID = new Guid("E864E45B-0B52-4D29-A858-7BDFA9199FB2");
CurrentEncoding = Encoding.GetEncoding("iso-8859-15");
}
public RBF(ImagePlugins.ImagePlugin imagePlugin, Partition partition, Encoding encoding)
{
Name = "OS-9 Random Block File Plugin";
PluginUUID = new Guid("E864E45B-0B52-4D29-A858-7BDFA9199FB2");
if(encoding == null)
CurrentEncoding = Encoding.GetEncoding("iso-8859-15");
else
CurrentEncoding = encoding;
}
public override bool Identify(ImagePlugins.ImagePlugin imagePlugin, Partition partition)
{
if(imagePlugin.GetSectorSize() < 256)
return false;
// Documentation says ID should be sector 0
// I've found that OS-9/X68000 has it on sector 4
// I've read OS-9/Apple2 has it on sector 15
foreach(ulong location in new[] { 0, 4, 15 })
{
RBF_IdSector RBFSb = new RBF_IdSector();
uint sbSize = (uint)(Marshal.SizeOf(RBFSb) / imagePlugin.GetSectorSize());
if(Marshal.SizeOf(RBFSb) % imagePlugin.GetSectorSize() != 0)
sbSize++;
byte[] sector = imagePlugin.ReadSectors(partition.Start + location, sbSize);
if(sector.Length < Marshal.SizeOf(RBFSb))
return false;
RBFSb = BigEndianMarshal.ByteArrayToStructureBigEndian<RBF_IdSector>(sector);
RBF_NewIdSector RBF9000Sb = BigEndianMarshal.ByteArrayToStructureBigEndian<RBF_NewIdSector>(sector);
DicConsole.DebugWriteLine("RBF plugin", "magic at {0} = 0x{1:X8} or 0x{2:X8} (expected 0x{3:X8} or 0x{4:X8})", location, RBFSb.dd_sync, RBF9000Sb.rid_sync, RBF_Sync, RBF_Cnys);
if(RBFSb.dd_sync == RBF_Sync || RBF9000Sb.rid_sync == RBF_Sync || RBF9000Sb.rid_sync == RBF_Cnys)
return true;
}
return false;
}
public override void GetInformation(ImagePlugins.ImagePlugin imagePlugin, Partition partition, out string information)
{
information = "";
if(imagePlugin.GetSectorSize() < 256)
return;
RBF_IdSector RBFSb = new RBF_IdSector();
RBF_NewIdSector RBF9000Sb = new RBF_NewIdSector();
foreach(ulong location in new[] { 0, 4, 15 })
{
uint sbSize = (uint)(Marshal.SizeOf(RBFSb) / imagePlugin.GetSectorSize());
if(Marshal.SizeOf(RBFSb) % imagePlugin.GetSectorSize() != 0)
sbSize++;
byte[] sector = imagePlugin.ReadSectors(partition.Start + location, sbSize);
if(sector.Length < Marshal.SizeOf(RBFSb))
return;
RBFSb = BigEndianMarshal.ByteArrayToStructureBigEndian<RBF_IdSector>(sector);
RBF9000Sb = BigEndianMarshal.ByteArrayToStructureBigEndian<RBF_NewIdSector>(sector);
DicConsole.DebugWriteLine("RBF plugin", "magic at {0} = 0x{1:X8} or 0x{2:X8} (expected 0x{3:X8} or 0x{4:X8})", location, RBFSb.dd_sync, RBF9000Sb.rid_sync, RBF_Sync, RBF_Cnys);
if(RBFSb.dd_sync == RBF_Sync || RBF9000Sb.rid_sync == RBF_Sync || RBF9000Sb.rid_sync == RBF_Cnys)
break;
}
if(RBFSb.dd_sync != RBF_Sync && RBF9000Sb.rid_sync != RBF_Sync && RBF9000Sb.rid_sync != RBF_Cnys)
return;
if(RBF9000Sb.rid_sync == RBF_Cnys)
RBF9000Sb = BigEndianMarshal.SwapStructureMembersEndian(RBF9000Sb);
StringBuilder sb = new StringBuilder();
sb.AppendLine("OS-9 Random Block File");
if(RBF9000Sb.rid_sync == RBF_Sync)
{
sb.AppendFormat("Volume ID: {0:X8}", RBF9000Sb.rid_diskid).AppendLine();
sb.AppendFormat("{0} blocks in volume", RBF9000Sb.rid_totblocks).AppendLine();
sb.AppendFormat("{0} cylinders", RBF9000Sb.rid_cylinders).AppendLine();
sb.AppendFormat("{0} blocks in cylinder 0", RBF9000Sb.rid_cyl0size).AppendLine();
sb.AppendFormat("{0} blocks per cylinder", RBF9000Sb.rid_cylsize).AppendLine();
sb.AppendFormat("{0} heads", RBF9000Sb.rid_heads).AppendLine();
sb.AppendFormat("{0} bytes per block", RBF9000Sb.rid_blocksize).AppendLine();
// TODO: Convert to flags?
if((RBF9000Sb.rid_format & 0x01) == 0x01)
sb.AppendLine("Disk is double sided");
else
sb.AppendLine("Disk is single sided");
if((RBF9000Sb.rid_format & 0x02) == 0x02)
sb.AppendLine("Disk is double density");
else
sb.AppendLine("Disk is single density");
if((RBF9000Sb.rid_format & 0x10) == 0x10)
sb.AppendLine("Disk is 384 TPI");
else if((RBF9000Sb.rid_format & 0x08) == 0x08)
sb.AppendLine("Disk is 192 TPI");
else if((RBF9000Sb.rid_format & 0x04) == 0x04)
sb.AppendLine("Disk is 96 TPI or 135 TPI");
else
sb.AppendLine("Disk is 48 TPI");
sb.AppendFormat("Allocation bitmap descriptor starts at block {0}", RBF9000Sb.rid_bitmap == 0 ? 1 : RBF9000Sb.rid_bitmap).AppendLine();
if(RBF9000Sb.rid_firstboot > 0)
sb.AppendFormat("Debugger descriptor starts at block {0}", RBF9000Sb.rid_firstboot).AppendLine();
if(RBF9000Sb.rid_bootfile > 0)
sb.AppendFormat("Boot file descriptor starts at block {0}", RBF9000Sb.rid_bootfile).AppendLine();
sb.AppendFormat("Root directory descriptor starts at block {0}", RBF9000Sb.rid_rootdir).AppendLine();
sb.AppendFormat("Disk is owned by group {0} user {1}", RBF9000Sb.rid_group, RBF9000Sb.rid_owner).AppendLine();
sb.AppendFormat("Volume was created on {0}", DateHandlers.UNIXToDateTime(RBF9000Sb.rid_ctime)).AppendLine();
sb.AppendFormat("Volume's identification block was last written on {0}", DateHandlers.UNIXToDateTime(RBF9000Sb.rid_mtime)).AppendLine();
sb.AppendFormat("Volume name: {0}", StringHandlers.CToString(RBF9000Sb.rid_name, CurrentEncoding)).AppendLine();
xmlFSType = new Schemas.FileSystemType
{
Type = "OS-9 Random Block File",
Bootable = RBF9000Sb.rid_bootfile > 0,
ClusterSize = RBF9000Sb.rid_blocksize,
Clusters = RBF9000Sb.rid_totblocks,
CreationDate = DateHandlers.UNIXToDateTime(RBF9000Sb.rid_ctime),
CreationDateSpecified = true,
ModificationDate = DateHandlers.UNIXToDateTime(RBF9000Sb.rid_mtime),
ModificationDateSpecified = true,
VolumeName = StringHandlers.CToString(RBF9000Sb.rid_name, CurrentEncoding),
VolumeSerial = string.Format("{0:X8}", RBF9000Sb.rid_diskid)
};
}
else
{
sb.AppendFormat("Volume ID: {0:X4}", RBFSb.dd_dsk).AppendLine();
sb.AppendFormat("{0} blocks in volume", LSNToUInt32(RBFSb.dd_tot)).AppendLine();
sb.AppendFormat("{0} tracks", RBFSb.dd_tks).AppendLine();
sb.AppendFormat("{0} sectors per track", RBFSb.dd_spt).AppendLine();
sb.AppendFormat("{0} bytes per sector", 256 << RBFSb.dd_lsnsize).AppendLine();
sb.AppendFormat("{0} sectors per cluster ({1} bytes)", RBFSb.dd_bit, RBFSb.dd_bit * (256 << RBFSb.dd_lsnsize)).AppendLine();
// TODO: Convert to flags?
if((RBFSb.dd_fmt & 0x01) == 0x01)
sb.AppendLine("Disk is double sided");
else
sb.AppendLine("Disk is single sided");
if((RBFSb.dd_fmt & 0x02) == 0x02)
sb.AppendLine("Disk is double density");
else
sb.AppendLine("Disk is single density");
if((RBFSb.dd_fmt & 0x10) == 0x10)
sb.AppendLine("Disk is 384 TPI");
else if((RBFSb.dd_fmt & 0x08) == 0x08)
sb.AppendLine("Disk is 192 TPI");
else if((RBFSb.dd_fmt & 0x04) == 0x04)
sb.AppendLine("Disk is 96 TPI or 135 TPI");
else
sb.AppendLine("Disk is 48 TPI");
sb.AppendFormat("Allocation bitmap descriptor starts at block {0}", RBFSb.dd_maplsn == 0 ? 1 : RBFSb.dd_maplsn).AppendLine();
sb.AppendFormat("{0} bytes in allocation bitmap", RBFSb.dd_map).AppendLine();
if(LSNToUInt32(RBFSb.dd_bt) > 0 && RBFSb.dd_bsz > 0)
sb.AppendFormat("Boot file starts at block {0} and has {1} bytes", LSNToUInt32(RBFSb.dd_bt), RBFSb.dd_bsz).AppendLine();
sb.AppendFormat("Root directory descriptor starts at block {0}", LSNToUInt32(RBFSb.dd_dir)).AppendLine();
sb.AppendFormat("Disk is owned by user {0}", RBFSb.dd_own).AppendLine();
sb.AppendFormat("Volume was created on {0}", DateHandlers.OS9ToDateTime(RBFSb.dd_dat)).AppendLine();
sb.AppendFormat("Volume attributes: {0:X2}", RBFSb.dd_att).AppendLine();
sb.AppendFormat("Volume name: {0}", StringHandlers.CToString(RBFSb.dd_nam, CurrentEncoding)).AppendLine();
sb.AppendFormat("Path descriptor options: {0}", StringHandlers.CToString(RBFSb.dd_opt, CurrentEncoding)).AppendLine();
xmlFSType = new Schemas.FileSystemType
{
Type = "OS-9 Random Block File",
Bootable = LSNToUInt32(RBFSb.dd_bt) > 0 && RBFSb.dd_bsz > 0,
ClusterSize = RBFSb.dd_bit * (256 << RBFSb.dd_lsnsize),
Clusters = LSNToUInt32(RBFSb.dd_tot),
CreationDate = DateHandlers.OS9ToDateTime(RBFSb.dd_dat),
CreationDateSpecified = true,
VolumeName = StringHandlers.CToString(RBFSb.dd_nam, CurrentEncoding),
VolumeSerial = string.Format("{0:X4}", RBFSb.dd_dsk)
};
}
information = sb.ToString();
}
public static uint LSNToUInt32(byte[] lsn)
{
if(lsn == null || lsn.Length != 3)
return 0;
return (uint)((lsn[0] << 16) + (lsn[1] << 8) + lsn[2]);
}
public override Errno Mount()
{
return Errno.NotImplemented;
}
public override Errno Mount(bool debug)
{
return Errno.NotImplemented;
}
public override Errno Unmount()
{
return Errno.NotImplemented;
}
public override Errno MapBlock(string path, long fileBlock, ref long deviceBlock)
{
return Errno.NotImplemented;
}
public override Errno GetAttributes(string path, ref FileAttributes attributes)
{
return Errno.NotImplemented;
}
public override Errno ListXAttr(string path, ref List<string> xattrs)
{
return Errno.NotImplemented;
}
public override Errno GetXattr(string path, string xattr, ref byte[] buf)
{
return Errno.NotImplemented;
}
public override Errno Read(string path, long offset, long size, ref byte[] buf)
{
return Errno.NotImplemented;
}
public override Errno ReadDir(string path, ref List<string> contents)
{
return Errno.NotImplemented;
}
public override Errno StatFs(ref FileSystemInfo stat)
{
return Errno.NotImplemented;
}
public override Errno Stat(string path, ref FileEntryInfo stat)
{
return Errno.NotImplemented;
}
public override Errno ReadLink(string path, ref string dest)
{
return Errno.NotImplemented;
}
}
}
}

1
README.md
View File

@@ -143,6 +143,7 @@ Supported file systems for identification and information only
* Minix v3 file system
* NEC PC-Engine file system
* NILFS2
* OS-9 Random Block File
* Professional File System
* QNX4 and QNX6 filesystems
* Reiser file systems