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Added support for Locus filesystem.

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This commit is contained in:
Natalia Portillo
2017-09-14 21:20:32 +01:00
parent fe0fe90547
commit 6ce9764d9d
4 changed files with 450 additions and 10 deletions
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3
DiscImageChef.Filesystems/DiscImageChef.Filesystems.csproj
View File

@@ -134,6 +134,7 @@
<Compile Include="AODOS.cs" />
<Compile Include="RT11.cs" />
<Compile Include="LIF.cs" />
<Compile Include="Locus.cs" />
</ItemGroup>
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
<ItemGroup>
@@ -191,7 +192,7 @@
<Properties>
<Policies>
<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" 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" NewLineForMembersInObjectInit="True" NewLineForMembersInAnonymousTypes="True" NewLineForClausesInQuery="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" 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" />
<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>

440
DiscImageChef.Filesystems/Locus.cs Normal file
View File

@@ -0,0 +1,440 @@
// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Locus.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Component
//
// --[ Description ] ----------------------------------------------------------
//
// Description
//
// --[ License ] --------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License aint with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2017 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Text;
using DiscImageChef.CommonTypes;
using DiscImageChef.Console;
// Global File System number
using gfs_t = System.Int32;
// Disk address
using daddr_t = System.Int32;
// Commit count
using commitcnt_t = System.Int32;
// Fstore
using fstore_t = System.Int32;
// Timestamp
using time_t = System.Int32;
// Inode number
using ino_t = System.Int32;
// Filesystem pack number
using pckno_t = System.Int16;
namespace DiscImageChef.Filesystems
{
public class Locus : Filesystem
{
const int NICINOD = 325;
const int NICFREE = 600;
const int OLDNICINOD = 700;
const int OLDNICFREE = 500;
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Locus_Superblock
{
public uint s_magic; /* identifies this as a locus filesystem */
/* defined as a constant below */
public gfs_t s_gfs; /* global filesystem number */
public daddr_t s_fsize; /* size in blocks of entire volume */
/* several ints for replicated filsystems */
public commitcnt_t s_lwm; /* all prior commits propagated */
public commitcnt_t s_hwm; /* highest commit propagated */
/* oldest committed version in the list.
* llst mod NCMTLST is the offset of commit #llst in the list,
* which wraps around from there.
*/
public commitcnt_t s_llst;
public fstore_t s_fstore; /* filesystem storage bit mask; if the
filsys is replicated and this is not a
primary or backbone copy, this bit mask
determines which files are stored */
public time_t s_time; /* last super block update */
public daddr_t s_tfree; /* total free blocks*/
public ino_t s_isize; /* size in blocks of i-list */
public short s_nfree; /* number of addresses in s_free */
public LocusFlags s_flags; /* filsys flags, defined below */
public ino_t s_tinode; /* total free inodes */
public ino_t s_lasti; /* start place for circular search */
public ino_t s_nbehind; /* est # free inodes before s_lasti */
public pckno_t s_gfspack; /* global filesystem pack number */
public short s_ninode; /* number of i-nodes in s_inode */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
public short[] s_dinfo; /* interleave stuff */
//#define s_m s_dinfo[0]
//#define s_skip s_dinfo[0] /* AIX defines */
//#define s_n s_dinfo[1]
//#define s_cyl s_dinfo[1] /* AIX defines */
public byte s_flock; /* lock during free list manipulation */
public byte s_ilock; /* lock during i-list manipulation */
public byte s_fmod; /* super block modified flag */
public LocusVersion s_version; /* version of the data format in fs. */
/* defined below. */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] s_fsmnt; /* name of this file system */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] s_fpack; /* name of this physical volume */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = NICINOD)]
public ino_t[] s_inode; /* free i-node list */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = NICFREE)]
public daddr_t[] su_free; /* free block list for non-replicated filsys */
public byte s_byteorder; /* byte order of integers */
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Locus_OldSuperblock
{
public uint s_magic; /* identifies this as a locus filesystem */
/* defined as a constant below */
public gfs_t s_gfs; /* global filesystem number */
public daddr_t s_fsize; /* size in blocks of entire volume */
/* several ints for replicated filsystems */
public commitcnt_t s_lwm; /* all prior commits propagated */
public commitcnt_t s_hwm; /* highest commit propagated */
/* oldest committed version in the list.
* llst mod NCMTLST is the offset of commit #llst in the list,
* which wraps around from there.
*/
public commitcnt_t s_llst;
public fstore_t s_fstore; /* filesystem storage bit mask; if the
filsys is replicated and this is not a
primary or backbone copy, this bit mask
determines which files are stored */
public time_t s_time; /* last super block update */
public daddr_t s_tfree; /* total free blocks*/
public ino_t s_isize; /* size in blocks of i-list */
public short s_nfree; /* number of addresses in s_free */
public LocusFlags s_flags; /* filsys flags, defined below */
public ino_t s_tinode; /* total free inodes */
public ino_t s_lasti; /* start place for circular search */
public ino_t s_nbehind; /* est # free inodes before s_lasti */
public pckno_t s_gfspack; /* global filesystem pack number */
public short s_ninode; /* number of i-nodes in s_inode */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
public short[] s_dinfo; /* interleave stuff */
//#define s_m s_dinfo[0]
//#define s_skip s_dinfo[0] /* AIX defines */
//#define s_n s_dinfo[1]
//#define s_cyl s_dinfo[1] /* AIX defines */
public byte s_flock; /* lock during free list manipulation */
public byte s_ilock; /* lock during i-list manipulation */
public byte s_fmod; /* super block modified flag */
public LocusVersion s_version; /* version of the data format in fs. */
/* defined below. */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public byte[] s_fsmnt; /* name of this file system */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] s_fpack; /* name of this physical volume */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = OLDNICINOD)]
public ino_t[] s_inode; /* free i-node list */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = OLDNICFREE)]
public daddr_t[] su_free; /* free block list for non-replicated filsys */
public byte s_byteorder; /* byte order of integers */
}
[Flags]
enum LocusFlags : ushort
{
SB_RDONLY = 0x1, /* no writes on filesystem */
SB_CLEAN = 0x2, /* fs unmounted cleanly (or checks run) */
SB_DIRTY = 0x4, /* fs mounted without CLEAN bit set */
SB_RMV = 0x8, /* fs is a removable file system */
SB_PRIMPACK = 0x10, /* This is the primary pack of the filesystem */
SB_REPLTYPE = 0x20, /* This is a replicated type filesystem. */
SB_USER = 0x40, /* This is a "user" replicated filesystem. */
SB_BACKBONE = 0x80, /* backbone pack ; complete copy of primary pack but not modifiable */
SB_NFS = 0x100, /* This is a NFS type filesystem */
SB_BYHAND = 0x200, /* Inhibits automatic fscks on a mangled file system */
SB_NOSUID = 0x400, /* Set-uid/Set-gid is disabled */
SB_SYNCW = 0x800 /* Synchronous Write */
}
[Flags]
enum LocusVersion : byte
{
SB_SB4096 = 1, /* smallblock filesys with 4096 byte blocks */
SB_B1024 = 2, /* 1024 byte block filesystem */
NUMSCANDEV = 5 /* Used by scangfs(), refed in space.h */
}
const uint Locus_Magic = 0xFFEEDDCD;
const uint Locus_Cigam = 0xCDDDEEFF;
const uint Locus_OldMagic = 0xFFEEDDCC;
const uint Locus_OldCigam = 0xCCDDEEFF;
public Locus()
{
Name = "Locus Filesystem Plugin";
PluginUUID = new Guid("1A70B30A-437D-479A-88E1-D0C9C1797FF4");
CurrentEncoding = Encoding.GetEncoding("iso-8859-15");
}
public Locus(ImagePlugins.ImagePlugin imagePlugin, Partition partition, Encoding encoding)
{
Name = "Locus Filesystem Plugin";
PluginUUID = new Guid("1A70B30A-437D-479A-88E1-D0C9C1797FF4");
if(encoding == null)
CurrentEncoding = Encoding.GetEncoding("iso-8859-15");
else
CurrentEncoding = encoding;
}
public override bool Identify(ImagePlugins.ImagePlugin imagePlugin, Partition partition)
{
if(imagePlugin.GetSectorSize() < 512)
return false;
for(ulong location = 0; location <= 8; location++)
{
Locus_Superblock LocusSb = new Locus_Superblock();
uint sbSize = (uint)((Marshal.SizeOf(LocusSb)) / imagePlugin.GetSectorSize());
if((Marshal.SizeOf(LocusSb)) % imagePlugin.GetSectorSize() != 0)
sbSize++;
byte[] sector = imagePlugin.ReadSectors(partition.Start + location, sbSize);
if(sector.Length < Marshal.SizeOf(LocusSb))
return false;
IntPtr sbPtr = Marshal.AllocHGlobal(Marshal.SizeOf(LocusSb));
Marshal.Copy(sector, 0, sbPtr, Marshal.SizeOf(LocusSb));
LocusSb = (Locus_Superblock)Marshal.PtrToStructure(sbPtr, typeof(Locus_Superblock));
Marshal.FreeHGlobal(sbPtr);
DicConsole.DebugWriteLine("Locus plugin", "magic at {1} = 0x{0:X8}", LocusSb.s_magic, location);
if(LocusSb.s_magic == Locus_Magic || LocusSb.s_magic == Locus_Cigam ||
LocusSb.s_magic == Locus_OldMagic || LocusSb.s_magic == Locus_OldCigam)
return true;
}
return false;
}
public override void GetInformation(ImagePlugins.ImagePlugin imagePlugin, Partition partition, out string information)
{
information = "";
if(imagePlugin.GetSectorSize() < 512)
return;
Locus_Superblock LocusSb = new Locus_Superblock();
byte[] sector = null;
for(ulong location = 0; location <= 8; location++)
{
uint sbSize = (uint)((Marshal.SizeOf(LocusSb)) / imagePlugin.GetSectorSize());
if((Marshal.SizeOf(LocusSb)) % imagePlugin.GetSectorSize() != 0)
sbSize++;
sector = imagePlugin.ReadSectors(partition.Start + location, sbSize);
if(sector.Length < Marshal.SizeOf(LocusSb))
return;
IntPtr sbPtr = Marshal.AllocHGlobal(Marshal.SizeOf(LocusSb));
Marshal.Copy(sector, 0, sbPtr, Marshal.SizeOf(LocusSb));
LocusSb = (Locus_Superblock)Marshal.PtrToStructure(sbPtr, typeof(Locus_Superblock));
Marshal.FreeHGlobal(sbPtr);
if(LocusSb.s_magic == Locus_Magic || LocusSb.s_magic == Locus_Cigam ||
LocusSb.s_magic == Locus_OldMagic || LocusSb.s_magic == Locus_OldCigam)
break;
}
// We don't care about old version for information
if(LocusSb.s_magic != Locus_Magic && LocusSb.s_magic != Locus_Cigam &&
LocusSb.s_magic != Locus_OldMagic && LocusSb.s_magic != Locus_OldCigam)
return;
// Numerical arrays are not important for information so no need to swap them
if(LocusSb.s_magic == Locus_Cigam || LocusSb.s_magic == Locus_OldCigam)
{
LocusSb = BigEndianMarshal.ByteArrayToStructureBigEndian<Locus_Superblock>(sector);
LocusSb.s_flags = (LocusFlags)Swapping.Swap((ushort)LocusSb.s_flags);
}
StringBuilder sb = new StringBuilder();
if(LocusSb.s_magic == Locus_OldMagic)
sb.AppendLine("Locus filesystem (old)");
else
sb.AppendLine("Locus filesystem");
int blockSize;
if(LocusSb.s_version == LocusVersion.SB_SB4096)
blockSize = 4096;
else
blockSize = 1024;
string s_fsmnt = StringHandlers.CToString(LocusSb.s_fsmnt, CurrentEncoding);
string s_fpack = StringHandlers.CToString(LocusSb.s_fpack, CurrentEncoding);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_magic = 0x{0:X8}", LocusSb.s_magic);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_gfs = {0}", LocusSb.s_gfs);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fsize = {0}", LocusSb.s_fsize);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_lwm = {0}", LocusSb.s_lwm);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_hwm = {0}", LocusSb.s_hwm);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_llst = {0}", LocusSb.s_llst);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fstore = {0}", LocusSb.s_fstore);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_time = {0}", LocusSb.s_time);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_tfree = {0}", LocusSb.s_tfree);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_isize = {0}", LocusSb.s_isize);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_nfree = {0}", LocusSb.s_nfree);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_flags = {0}", LocusSb.s_flags);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_tinode = {0}", LocusSb.s_tinode);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_lasti = {0}", LocusSb.s_lasti);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_nbehind = {0}", LocusSb.s_nbehind);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_gfspack = {0}", LocusSb.s_gfspack);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_ninode = {0}", LocusSb.s_ninode);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_flock = {0}", LocusSb.s_flock);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_ilock = {0}", LocusSb.s_ilock);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fmod = {0}", LocusSb.s_fmod);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_version = {0}", LocusSb.s_version);
sb.AppendFormat("Superblock last modified on {0}", DateHandlers.UNIXToDateTime(LocusSb.s_time)).AppendLine();
sb.AppendFormat("Volume has {0} blocks of {1} bytes each (total {2} bytes)", LocusSb.s_fsize, blockSize, LocusSb.s_fsize * blockSize).AppendLine();
sb.AppendFormat("{0} blocks free ({1} bytes)", LocusSb.s_tfree, LocusSb.s_tfree * blockSize).AppendLine();
sb.AppendFormat("I-node list uses {0} blocks", LocusSb.s_isize).AppendLine();
sb.AppendFormat("{0} free inodes", LocusSb.s_tinode).AppendLine();
sb.AppendFormat("Next free inode search will start at inode {0}", LocusSb.s_lasti).AppendLine();
sb.AppendFormat("There are an estimate of {0} free inodes before next search start", LocusSb.s_nbehind).AppendLine();
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_RDONLY))
sb.AppendLine("Read-only volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_CLEAN))
sb.AppendLine("Clean volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_DIRTY))
sb.AppendLine("Dirty volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_RMV))
sb.AppendLine("Removable volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_PRIMPACK))
sb.AppendLine("This is the primary pack");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_REPLTYPE))
sb.AppendLine("Replicated volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_USER))
sb.AppendLine("User replicated volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_BACKBONE))
sb.AppendLine("Backbone volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_NFS))
sb.AppendLine("NFS volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_BYHAND))
sb.AppendLine("Volume inhibits automatic fsck");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_NOSUID))
sb.AppendLine("Set-uid/set-gid is disabled");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_SYNCW))
sb.AppendLine("Volume uses synchronous writes");
sb.AppendFormat("Volume label: {0}", s_fsmnt).AppendLine();
sb.AppendFormat("Physical volume name: {0}", s_fpack).AppendLine();
sb.AppendFormat("Global File System number: {0}", LocusSb.s_gfs).AppendLine();
sb.AppendFormat("Global File System pack number {0}", LocusSb.s_gfspack).AppendLine();
information = sb.ToString();
xmlFSType = new Schemas.FileSystemType
{
Type = "Locus filesystem",
ClusterSize = blockSize,
Clusters = LocusSb.s_fsize,
// Sometimes it uses one, or the other. Use the bigger
VolumeName = string.IsNullOrEmpty(s_fsmnt) ? s_fpack : s_fsmnt,
ModificationDate = DateHandlers.UNIXToDateTime(LocusSb.s_time),
ModificationDateSpecified = true,
Dirty = !LocusSb.s_flags.HasFlag(LocusFlags.SB_CLEAN) || LocusSb.s_flags.HasFlag(LocusFlags.SB_DIRTY),
FreeClusters = LocusSb.s_tfree,
FreeClustersSpecified = true,
};
}
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;
}
}
}

16
DiscImageChef.Tests/Filesystems/Locus.cs
View File

@@ -65,11 +65,11 @@ namespace DiscImageChef.Tests.Filesystems
};
readonly long[] clusters = {
720, 1440,
180, 360,
};
readonly int[] clustersize = {
1024, 1024,
4096, 4096,
};
readonly string[] volumename = {
@@ -87,8 +87,6 @@ namespace DiscImageChef.Tests.Filesystems
[Test]
public void Test()
{
throw new NotImplementedException("Locus filesystem is not yet implemented");
/*
for(int i = 0; i < testfiles.Length; i++)
{
string location = Path.Combine(Consts.TestFilesRoot, "filesystems", "locus", testfiles[i]);
@@ -102,19 +100,19 @@ namespace DiscImageChef.Tests.Filesystems
Filesystem fs = new DiscImageChef.Filesystems.Locus();
Partition wholePart = new Partition
{
PartitionName = "Whole device",
PartitionSectors = image.ImageInfo.sectors,
PartitionLength = image.ImageInfo.sectors * image.ImageInfo.sectorSize
Name = "Whole device",
Length = image.ImageInfo.sectors,
Size = image.ImageInfo.sectors * image.ImageInfo.sectorSize
};
Assert.AreEqual(true, fs.Identify(image, wholePart), testfiles[i]);
fs.GetInformation(image, wholePart, out string information);
Assert.AreEqual(clusters[i], fs.XmlFSType.Clusters, testfiles[i]);
Assert.AreEqual(clustersize[i], fs.XmlFSType.ClusterSize, testfiles[i]);
Assert.AreEqual("Locus", fs.XmlFSType.Type, testfiles[i]);
Assert.AreEqual("Locus filesystem", fs.XmlFSType.Type, testfiles[i]);
Assert.AreEqual(volumename[i], fs.XmlFSType.VolumeName, testfiles[i]);
Assert.AreEqual(volumeserial[i], fs.XmlFSType.VolumeSerial, testfiles[i]);
Assert.AreEqual(oemid[i], fs.XmlFSType.SystemIdentifier, testfiles[i]);
}*/
}
}
}
}

1
README.md
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@@ -142,6 +142,7 @@ Supported file systems for identification and information only
* Linux extended file system 2
* Linux extended file system 3
* Linux extended file system 4
* Locus file system
* Microsoft 12-bit File Allocation Table (FAT12), including Atari ST extensions
* Microsoft 16-bit File Allocation Table (FAT16)
* Microsoft 32-bit File Allocation Table (FAT32), including FAT+ extension