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Add support for DataPackRat's f2d/d2f disk images

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They are identified by "WC DISK IMAGE" in the header
This commit is contained in:
Michael Drüing
2018-08-29 13:09:04 +02:00
parent dcfe4b21a0
commit ca179dd424
7 changed files with 824 additions and 0 deletions
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6
DiscImageChef.DiscImages/DiscImageChef.DiscImages.csproj
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@@ -433,6 +433,12 @@
<Compile Include="VMware\Structs.cs" /> <Compile Include="VMware\Structs.cs" />
<Compile Include="VMware\Unsupported.cs" /> <Compile Include="VMware\Unsupported.cs" />
<Compile Include="VMware\Write.cs" /> <Compile Include="VMware\Write.cs" />
<Compile Include="WCDiskImage\Identify.cs" />
<Compile Include="WCDiskImage\Properties.cs" />
<Compile Include="WCDiskImage\Read.cs" />
<Compile Include="WCDiskImage\Structs.cs" />
<Compile Include="WCDiskImage\Unsupported.cs" />
<Compile Include="WCDiskImage\WCDiskImage.cs" />
<Compile Include="ZZZRawImage\Constants.cs" /> <Compile Include="ZZZRawImage\Constants.cs" />
<Compile Include="ZZZRawImage\Helpers.cs" /> <Compile Include="ZZZRawImage\Helpers.cs" />
<Compile Include="ZZZRawImage\Identify.cs" /> <Compile Include="ZZZRawImage\Identify.cs" />

82
DiscImageChef.DiscImages/WCDiskImage/Identify.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Identify.cs
// Author(s) : Michael Drüing <michael@drueing.de>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Identifies d2f/WC DISK IMAGE disk images.
//
// --[ 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 along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2018 Michael Drüing
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System;
using System.IO;
using System.Text;
using System.Runtime.InteropServices;
using DiscImageChef.CommonTypes.Interfaces;
namespace DiscImageChef.DiscImages
{
public partial class WCDiskImage
{
public bool Identify(IFilter imageFilter)
{
Stream stream = imageFilter.GetDataForkStream();
stream.Seek(0, SeekOrigin.Begin);
if (stream.Length < 32) return false;
byte[] header = new byte[32];
stream.Read(header, 0, 32);
IntPtr hdrPtr = Marshal.AllocHGlobal(32);
Marshal.Copy(header, 0, hdrPtr, 32);
WCDiskImageFileHeader fheader = (WCDiskImageFileHeader)Marshal.PtrToStructure(hdrPtr, typeof(WCDiskImageFileHeader));
Marshal.FreeHGlobal(hdrPtr);
/* check the signature */
if (Encoding.ASCII.GetString(fheader.signature).TrimEnd('\x00') != WCDiskImage.fileSignature)
return false;
/* Some sanity checks on the values we just read. */
if (fheader.version > 1) return false;
if (fheader.heads < 1 || fheader.heads > 2) return false;
if (fheader.sectorsPerTrack < 8 || fheader.sectorsPerTrack > 18) return false;
if (fheader.cylinders < 1 || fheader.cylinders > 80) return false;
if (fheader.extraTracks[0] > 1 || fheader.extraTracks[1] > 1 || fheader.extraTracks[2] > 1 || fheader.extraTracks[3] > 1)
return false;
if (((byte)fheader.extraFlags & ~0x03) != 0) return false;
// TODO: validate all sectors
// For now, having a valid header will suffice.
return true;
}
}
}

63
DiscImageChef.DiscImages/WCDiskImage/Properties.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Properties.cs
// Author(s) : Michael Drüing <michael@drueing.de>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains properties for d2f disk images.
//
// --[ 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 along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2018 Michael Drüing
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using DiscImageChef.CommonTypes;
using DiscImageChef.CommonTypes.Exceptions;
using DiscImageChef.CommonTypes.Structs;
using Schemas;
namespace DiscImageChef.DiscImages
{
public partial class WCDiskImage
{
public ImageInfo Info => imageInfo;
public string Name => "d2f disk image";
public Guid Id => new Guid("DDE01493-BCA2-41C2-A269-7E56D3716D2F");
public string Format => "d2f disk image";
public List<Partition> Partitions =>
throw new FeatureUnsupportedImageException("Feature not supported by image format");
public List<Track> Tracks =>
throw new FeatureUnsupportedImageException("Feature not supported by image format");
public List<Session> Sessions =>
throw new FeatureUnsupportedImageException("Feature not supported by image format");
public List<DumpHardwareType> DumpHardware => null;
public CICMMetadataType CicmMetadata => null;
}
}

274
DiscImageChef.DiscImages/WCDiskImage/Read.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Read.cs
// Author(s) : Michael Drüing <michael@drueing.de>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Reads d2f disk images.
//
// --[ 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 along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2018 Michael Drüing
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System;
using System.IO;
using System.Text;
using System.Runtime.InteropServices;
using DiscImageChef.CommonTypes;
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.Console;
using DiscImageChef.Checksums;
namespace DiscImageChef.DiscImages
{
public partial class WCDiskImage
{
/// <summary>
/// Read a whole track and cache it
/// </summary>
/// <param name="stream">The stream to read from</param>
/// <param name="cyl">The cylinder number of the track being read.</param>
/// <param name="head">The head number of the track being read.</param>
void ReadTrack(Stream stream, int cyl, int head)
{
byte[] sectorData;
byte[] crc;
short calculatedCRC;
for (int sect = 1; sect < imageInfo.SectorsPerTrack + 1; sect++)
{
/* read the sector header */
byte[] sheaderBuffer = new byte[6];
stream.Read(sheaderBuffer, 0, 6);
IntPtr sectPtr = Marshal.AllocHGlobal(6);
Marshal.Copy(sheaderBuffer, 0, sectPtr, 6);
WCDiskImageSectorHeader sheader = (WCDiskImageSectorHeader)Marshal.PtrToStructure(sectPtr, typeof(WCDiskImageSectorHeader));
Marshal.FreeHGlobal(sectPtr);
/* validate the sector header */
if ((sheader.cylinder != cyl) || (sheader.head != head) || (sheader.sector != sect))
throw new InvalidDataException(String.Format("Unexpected sector encountered. Found CHS {0},{1},{2} but expected {3},{4},{5}",
sheader.cylinder, sheader.head, sheader.sector, cyl, head, sect));
sectorData = new byte[512];
/* read the sector data */
switch (sheader.flag)
{
case SectorFlag.Normal: /* read a normal sector and store it in cache */
stream.Read(sectorData, 0, 512);
sectorCache[(cyl, head, sect)] = sectorData;
Crc16Context.Data(sectorData, 512, out crc);
calculatedCRC = (short)(256 * crc[0] | crc[1]);
/*
DicConsole.DebugWriteLine("d2f plugin", "CHS {0},{1},{2}: Regular sector, stored CRC=0x{3:x4}, calculated CRC=0x{4:x4}",
cyl, head, sect, sheader.crc, 256 * crc[0] + crc[1]);
*/
badSectors[(cyl, head, sect)] = sheader.crc != calculatedCRC;
if (calculatedCRC != sheader.crc)
{
DicConsole.DebugWriteLine("d2f plugin", "CHS {0},{1},{2}: CRC mismatch: stored CRC=0x{3:x4}, calculated CRC=0x{4:x4}",
cyl, head, sect, sheader.crc, calculatedCRC);
}
break;
case SectorFlag.BadSector:
/*
DicConsole.DebugWriteLine("d2f plugin", "CHS {0},{1},{2}: Bad sector",
cyl, head, sect);
*/
badSectors[(cyl, head, sect)] = true;
break;
case SectorFlag.RepeatByte:
/*
DicConsole.DebugWriteLine("d2f plugin", "CHS {0},{1},{2}: RepeatByte sector, fill byte 0x{0:x2}",
cyl, head, sect, sheader.crc & 0xff);
*/
for (int i = 0; i < 512; i++) sectorData[i] = (byte)(sheader.crc & 0xff);
sectorCache[(cyl, head, sect)] = sectorData;
badSectors[(cyl, head, sect)] = false;
break;
default:
throw new InvalidDataException(String.Format("Invalid sector type '{0}' encountered", sheader.flag.ToString()));
}
}
}
public bool Open(IFilter imageFilter)
{
string comments = String.Empty;
Stream stream = imageFilter.GetDataForkStream();
stream.Seek(0, SeekOrigin.Begin);
byte[] header = new byte[32];
stream.Read(header, 0, 32);
IntPtr hdrPtr = Marshal.AllocHGlobal(32);
Marshal.Copy(header, 0, hdrPtr, 32);
WCDiskImageFileHeader fheader = (WCDiskImageFileHeader)Marshal.PtrToStructure(hdrPtr, typeof(WCDiskImageFileHeader));
Marshal.FreeHGlobal(hdrPtr);
DicConsole.DebugWriteLine("d2f plugin",
"Detected WC DISK IMAGE with {0} heads, {1} tracks and {2} sectors per track.",
fheader.heads, fheader.cylinders, fheader.sectorsPerTrack);
imageInfo.Cylinders = (uint)fheader.cylinders;
imageInfo.SectorsPerTrack = fheader.sectorsPerTrack;
imageInfo.SectorSize = 512; // only 512 bytes per sector supported
imageInfo.Heads = fheader.heads;
imageInfo.Sectors = imageInfo.Heads * imageInfo.Cylinders * imageInfo.SectorsPerTrack;
imageInfo.ImageSize = imageInfo.Sectors * imageInfo.SectorSize;
imageInfo.XmlMediaType = XmlMediaType.BlockMedia;
imageInfo.CreationTime = imageFilter.GetCreationTime();
imageInfo.LastModificationTime = imageFilter.GetLastWriteTime();
imageInfo.MediaTitle = Path.GetFileNameWithoutExtension(imageFilter.GetFilename());
imageInfo.MediaType = Geometry.GetMediaType(((ushort)imageInfo.Cylinders, (byte)imageInfo.Heads,
(ushort)imageInfo.SectorsPerTrack, 512, MediaEncoding.MFM,
false));
/* buffer the entire disk in memory */
for (int cyl = 0; cyl < imageInfo.Cylinders; cyl++)
{
for (int head = 0; head < imageInfo.Heads; head++)
{
ReadTrack(stream, cyl, head);
}
}
/* if there are extra tracks, read them as well */
if (fheader.extraTracks[0] == 1)
{
DicConsole.DebugWriteLine("d2f plugin", "Extra track 1 (head 0) present, reading");
ReadTrack(stream, (int)imageInfo.Cylinders, 0);
}
if (fheader.extraTracks[1] == 1)
{
DicConsole.DebugWriteLine("d2f plugin", "Extra track 1 (head 1) present, reading");
ReadTrack(stream, (int)imageInfo.Cylinders, 1);
}
if (fheader.extraTracks[2] == 1)
{
DicConsole.DebugWriteLine("d2f plugin", "Extra track 2 (head 0) present, reading");
ReadTrack(stream, (int)imageInfo.Cylinders + 1, 0);
}
if (fheader.extraTracks[3] == 1)
{
DicConsole.DebugWriteLine("d2f plugin", "Extra track 2 (head 1) present, reading");
ReadTrack(stream, (int)imageInfo.Cylinders + 1, 1);
}
/* adjust number of cylinders */
if (fheader.extraTracks[0] == 1 || fheader.extraTracks[1] == 1)
imageInfo.Cylinders++;
if (fheader.extraTracks[2] == 1 || fheader.extraTracks[3] == 1)
imageInfo.Cylinders++;
/* read the comment and directory data if present */
if (fheader.extraFlags.HasFlag(ExtraFlag.Comment))
{
DicConsole.DebugWriteLine("d2f plugin", "Comment present, reading");
byte[] sheaderBuffer = new byte[6];
stream.Read(sheaderBuffer, 0, 6);
IntPtr sectPtr = Marshal.AllocHGlobal(6);
Marshal.Copy(sheaderBuffer, 0, sectPtr, 6);
WCDiskImageSectorHeader sheader = (WCDiskImageSectorHeader)Marshal.PtrToStructure(sectPtr, typeof(WCDiskImageSectorHeader));
Marshal.FreeHGlobal(sectPtr);
if (sheader.flag != SectorFlag.Comment)
throw new InvalidDataException(String.Format("Invalid sector type '{0}' encountered", sheader.flag.ToString()));
byte[] comm = new byte[sheader.crc];
stream.Read(comm, 0, sheader.crc);
comments += Encoding.ASCII.GetString(comm) + Environment.NewLine;
}
if (fheader.extraFlags.HasFlag(ExtraFlag.Directory))
{
DicConsole.DebugWriteLine("d2f plugin", "Directory listing present, reading");
byte[] sheaderBuffer = new byte[6];
stream.Read(sheaderBuffer, 0, 6);
IntPtr sectPtr = Marshal.AllocHGlobal(6);
Marshal.Copy(sheaderBuffer, 0, sectPtr, 6);
WCDiskImageSectorHeader sheader = (WCDiskImageSectorHeader)Marshal.PtrToStructure(sectPtr, typeof(WCDiskImageSectorHeader));
Marshal.FreeHGlobal(sectPtr);
if (sheader.flag != SectorFlag.Directory)
throw new InvalidDataException(String.Format("Invalid sector type '{0}' encountered", sheader.flag.ToString()));
byte[] dir = new byte[sheader.crc];
stream.Read(dir, 0, sheader.crc);
comments += Encoding.ASCII.GetString(dir);
}
if (comments.Length > 0)
imageInfo.Comments = comments;
// save some variables for later use
fileHeader = fheader;
wcImageFilter = imageFilter;
return true;
}
public byte[] ReadSector(ulong sectorAddress)
{
int sectorNumber = (int)(sectorAddress % imageInfo.SectorsPerTrack) + 1;
int trackNumber = (int)(sectorAddress / imageInfo.SectorsPerTrack);
int headNumber = imageInfo.Heads > 1 ? trackNumber % 2 : 0;
int cylinderNumber = imageInfo.Heads > 1 ? trackNumber / 2 : trackNumber;
if (badSectors[(cylinderNumber, headNumber, sectorNumber)])
{
DicConsole.DebugWriteLine("d2f plugin", "reading bad sector {0} ({1},{2},{3})",
sectorAddress, cylinderNumber, headNumber, sectorNumber);
/* if we have sector data, return that */
if (sectorCache.ContainsKey((cylinderNumber, headNumber, sectorNumber)))
{
return sectorCache[(cylinderNumber, headNumber, sectorNumber)];
}
/* otherwise, return an empty sector */
return new byte[512];
}
return sectorCache[(cylinderNumber, headNumber, sectorNumber)];
}
public byte[] ReadSectors(ulong sectorAddress, uint length)
{
byte[] result = new byte[length * imageInfo.SectorSize];
if (sectorAddress + length > imageInfo.Sectors)
throw new ArgumentOutOfRangeException(nameof(length), "Requested more sectors than available");
for (int i = 0; i < length; i++)
ReadSector(sectorAddress + (ulong)i).CopyTo(result, i * imageInfo.SectorSize);
return result;
}
}
}

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DiscImageChef.DiscImages/WCDiskImage/Structs.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Structs.cs
// Author(s) : Michael Drüing <michael@drueing.de>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains structures for d2f disk images.
//
// --[ 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 along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2018 Michael Drüing
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System.Runtime.InteropServices;
namespace DiscImageChef.DiscImages
{
public partial class WCDiskImage
{
/// <summary>
/// The expected signature of a proper image file.
/// </summary>
const string fileSignature = "WC DISK IMAGE\x1a\x1a";
/// <summary>
/// The global header of a WCDiskImage file
/// </summary>
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct WCDiskImageFileHeader
{
/// <summary>
/// The signature should be "WC DISK IMAGE\0x1a\0x1a\0x00"
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
public byte[] signature;
/// <summary>
/// Version (currently only version 0 and 1 is known)
/// </summary>
public byte version;
/// <summary>
/// The number of heads. Only 1 or 2 is supported
/// </summary>
public byte heads;
/// <summary>
/// Sectors per track, maximum is 18
/// </summary>
public byte sectorsPerTrack;
/// <summary>
/// The number of tracks/cylinders. 80 is the maximum
/// </summary>
public byte cylinders;
/// <summary>
/// The "extra tracks" that are present. What this means is that the
/// tracks 81 and 82 might contain data (on an 80-track disk) and that
/// this data was dumped too. The order is head0extra1, head1extra1,
/// head0extra2, head1extra2. 1 means track is present.
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
public byte[] extraTracks;
/// <summary>
/// Additional metadata present flags.
/// </summary>
public ExtraFlag extraFlags;
/// <summary>
/// Padding to make the header 32 bytes.
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 7)]
public byte[] reserved;
}
enum ExtraFlag : byte
{
/// <summary>
/// Set if a Comment is present after the image
/// </summary>
Comment = 0x01,
/// <summary>
/// Set if a directory listing is present after the image
/// </summary>
Directory = 0x02,
}
/// <summary>
/// The Sector header that precedes each sector
/// </summary>
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct WCDiskImageSectorHeader
{
/// <summary>
/// The sector flag (i.e. type)
/// </summary>
public SectorFlag flag;
/// <summary>
/// The head this sector belongs to.
/// </summary>
public byte head;
/// <summary>
/// The sector number within the track. Must be consecutive.
/// </summary>
public byte sector;
/// <summary>
/// The cylinder number this sector belongs to.
/// </summary>
public byte cylinder;
/// <summary>
/// A simple CRC16 over the data, to detect errors.
/// </summary>
public short crc;
}
enum SectorFlag : byte
{
/// <summary>
/// A normal sector
/// </summary>
Normal = 0x00,
/// <summary>
/// A bad sector that could not be read
/// </summary>
BadSector = 0x01,
/// <summary>
/// A sector filled with a repeating byte value. The value
/// is encoded in the LSB of the <c>crc</c> field.
/// </summary>
RepeatByte = 0x02,
/// <summary>
/// Not a sector but a comment. Must come after all user data.
/// The <c>crc</c> field is the length of the comment data.
/// </summary>
Comment = 0x03,
/// <summary>
/// Not a sector but the directory information.
/// The <c>crc</c> field is the length of the data.
/// </summary>
Directory = 0x04,
}
}
}

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DiscImageChef.DiscImages/WCDiskImage/Unsupported.cs Normal file
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// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Unsupported.cs
// Author(s) : Michael Drüing <michael@drueing.de>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains features unsupported by d2f disk images.
//
// --[ 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 along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2018 Michael Drüing
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System.Collections.Generic;
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Exceptions;
using DiscImageChef.CommonTypes.Structs;
namespace DiscImageChef.DiscImages
{
public partial class WCDiskImage
{
public byte[] ReadDiskTag(MediaTagType tag)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorTag(ulong sectorAddress, SectorTagType tag)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSector(ulong sectorAddress, uint track)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorTag(ulong sectorAddress, uint track, SectorTagType tag)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorsTag(ulong sectorAddress, uint length, SectorTagType tag)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectors(ulong sectorAddress, uint length, uint track)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorsTag(ulong sectorAddress, uint length, uint track, SectorTagType tag)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorLong(ulong sectorAddress)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorLong(ulong sectorAddress, uint track)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorsLong(ulong sectorAddress, uint length)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public byte[] ReadSectorsLong(ulong sectorAddress, uint length, uint track)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public List<Track> GetSessionTracks(Session session)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public List<Track> GetSessionTracks(ushort session)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public bool? VerifySector(ulong sectorAddress)
{
return null;
}
public bool? VerifySector(ulong sectorAddress, uint track)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public bool? VerifySectors(ulong sectorAddress, uint length, out List<ulong> failingLbas,
out List<ulong> unknownLbas)
{
failingLbas = new List<ulong>();
unknownLbas = new List<ulong>();
for (ulong i = 0; i < imageInfo.Sectors; i++) unknownLbas.Add(i);
return null;
}
public bool? VerifySectors(ulong sectorAddress, uint length, uint track, out List<ulong> failingLbas,
out List<ulong> unknownLbas)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
public bool? VerifyMediaImage()
{
return null;
}
}
}

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DiscImageChef.DiscImages/WCDiskImage/WCDiskImage.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : WCDiskImage.cs
// Author(s) : Michael Drüing <michael@drueing.de>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Manages floppy disk images created with d2f by DataPackRat
//
// --[ 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 along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2018 Michael Drüing
// Copyright © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System.Collections.Generic;
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.CommonTypes.Structs;
namespace DiscImageChef.DiscImages
{
public partial class WCDiskImage : IMediaImage
{
/// <summary>
/// The file header after the image has been opened
/// </summary>
WCDiskImageFileHeader fileHeader;
/// <summary>
/// The ImageFilter we're reading from, after the file has been opened
/// </summary>
IFilter wcImageFilter;
ImageInfo imageInfo;
/* the sectors are cached here */
public Dictionary<(int cylinder, int head, int sector), byte[]> sectorCache = new Dictionary<(int cylinder, int head, int sector), byte[]>();
public Dictionary<(int cylinder, int head, int sector), bool> badSectors = new Dictionary<(int cylinder, int head, int sector), bool>();
public WCDiskImage()
{
imageInfo = new ImageInfo
{
ReadableSectorTags = new List<SectorTagType>(),
ReadableMediaTags = new List<MediaTagType>(),
HasPartitions = false,
HasSessions = false,
Version = null,
Application = null,
ApplicationVersion = null,
Creator = null,
Comments = null,
MediaManufacturer = null,
MediaModel = null,
MediaSerialNumber = null,
MediaBarcode = null,
MediaPartNumber = null,
MediaSequence = 0,
LastMediaSequence = 0,
DriveManufacturer = null,
DriveModel = null,
DriveSerialNumber = null,
DriveFirmwareRevision = null
};
}
}
}