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Refactor image classes and split them to smaller files.

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This commit is contained in:
Natalia Portillo
2018-07-23 23:25:43 +01:00
parent 55ca2d23b6
commit ed88989642
445 changed files with 50086 additions and 34342 deletions
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43
DiscImageChef.DiscImages/IMD/Constants.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Constants.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains constants for Dunfield's IMD 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 © 2011-2018 Natalia Portillo
// ****************************************************************************/
namespace DiscImageChef.DiscImages
{
public partial class Imd
{
const byte SECTOR_CYLINDER_MAP_MASK = 0x80;
const byte SECTOR_HEAD_MAP_MASK = 0x40;
const byte COMMENT_END = 0x1A;
const string REGEX_HEADER =
@"IMD (?<version>\d.\d+):\s+(?<day>\d+)\/\s*(?<month>\d+)\/(?<year>\d+)\s+(?<hour>\d+):(?<minute>\d+):(?<second>\d+)\r\n";
}
}

66
DiscImageChef.DiscImages/IMD/Enums.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Enums.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains enumerations for Dunfield's IMD 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 © 2011-2018 Natalia Portillo
// ****************************************************************************/
namespace DiscImageChef.DiscImages
{
public partial class Imd
{
enum TransferRate : byte
{
/// <summary>500 kbps in FM mode</summary>
FiveHundred = 0,
/// <summary>300 kbps in FM mode</summary>
ThreeHundred = 1,
/// <summary>250 kbps in FM mode</summary>
TwoHundred = 2,
/// <summary>500 kbps in MFM mode</summary>
FiveHundredMfm = 3,
/// <summary>300 kbps in MFM mode</summary>
ThreeHundredMfm = 4,
/// <summary>250 kbps in MFM mode</summary>
TwoHundredMfm = 5
}
enum SectorType : byte
{
Unavailable = 0,
Normal = 1,
Compressed = 2,
Deleted = 3,
CompressedDeleted = 4,
Error = 5,
CompressedError = 6,
DeletedError = 7,
CompressedDeletedError = 8
}
}
}

72
DiscImageChef.DiscImages/IMD/IMD.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : IMD.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Manages Dunfield's IMD disc 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 © 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 Imd : IMediaImage
{
ImageInfo imageInfo;
List<byte[]> sectorsData;
public Imd()
{
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
};
}
}
}

57
DiscImageChef.DiscImages/IMD/Identify.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Identify.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Identifies Dunfield's IMD 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 © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
using DiscImageChef.CommonTypes.Interfaces;
namespace DiscImageChef.DiscImages
{
public partial class Imd
{
public bool Identify(IFilter imageFilter)
{
Stream stream = imageFilter.GetDataForkStream();
stream.Seek(0, SeekOrigin.Begin);
if(stream.Length < 31) return false;
byte[] hdr = new byte[31];
stream.Read(hdr, 0, 31);
Regex hr = new Regex(REGEX_HEADER);
Match hm = hr.Match(Encoding.ASCII.GetString(hdr));
return hm.Success;
}
}
}

61
DiscImageChef.DiscImages/IMD/Properties.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Properties.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains properties for Dunfield's IMD 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 © 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 Imd
{
public string Name => "Dunfield's IMD";
public Guid Id => new Guid("0D67162E-38A3-407D-9B1A-CF40080A48CB");
public ImageInfo Info => imageInfo;
public string Format => "IMageDisk";
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;
}
}

208
DiscImageChef.DiscImages/IMD/Read.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Read.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Reads Dunfield's IMD 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 © 2011-2018 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using System.IO;
using DiscImageChef.CommonTypes;
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Exceptions;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.Console;
namespace DiscImageChef.DiscImages
{
public partial class Imd
{
public bool Open(IFilter imageFilter)
{
Stream stream = imageFilter.GetDataForkStream();
stream.Seek(0, SeekOrigin.Begin);
MemoryStream cmt = new MemoryStream();
stream.Seek(0x1F, SeekOrigin.Begin);
for(uint i = 0; i < stream.Length; i++)
{
byte b = (byte)stream.ReadByte();
if(b == 0x1A) break;
cmt.WriteByte(b);
}
imageInfo.Comments = StringHandlers.CToString(cmt.ToArray());
sectorsData = new List<byte[]>();
byte currentCylinder = 0;
imageInfo.Cylinders = 1;
imageInfo.Heads = 1;
ulong currentLba = 0;
TransferRate mode = TransferRate.TwoHundred;
while(stream.Position + 5 < stream.Length)
{
mode = (TransferRate)stream.ReadByte();
byte cylinder = (byte)stream.ReadByte();
byte head = (byte)stream.ReadByte();
byte spt = (byte)stream.ReadByte();
byte n = (byte)stream.ReadByte();
byte[] idmap = new byte[spt];
byte[] cylmap = new byte[spt];
byte[] headmap = new byte[spt];
ushort[] bps = new ushort[spt];
if(cylinder != currentCylinder)
{
currentCylinder = cylinder;
imageInfo.Cylinders++;
}
if((head & 1) == 1) imageInfo.Heads = 2;
stream.Read(idmap, 0, idmap.Length);
if((head & SECTOR_CYLINDER_MAP_MASK) == SECTOR_CYLINDER_MAP_MASK) stream.Read(cylmap, 0, cylmap.Length);
if((head & SECTOR_HEAD_MAP_MASK) == SECTOR_HEAD_MAP_MASK)
stream.Read(headmap, 0, headmap.Length);
if(n == 0xFF)
{
byte[] bpsbytes = new byte[spt * 2];
stream.Read(bpsbytes, 0, bpsbytes.Length);
for(int i = 0; i < spt; i++) bps[i] = BitConverter.ToUInt16(bpsbytes, i * 2);
}
else
for(int i = 0; i < spt; i++)
bps[i] = (ushort)(128 << n);
if(spt > imageInfo.SectorsPerTrack) imageInfo.SectorsPerTrack = spt;
SortedDictionary<byte, byte[]> track = new SortedDictionary<byte, byte[]>();
for(int i = 0; i < spt; i++)
{
SectorType type = (SectorType)stream.ReadByte();
byte[] data = new byte[bps[i]];
// TODO; Handle disks with different bps in track 0
if(bps[i] > imageInfo.SectorSize) imageInfo.SectorSize = bps[i];
switch(type)
{
case SectorType.Unavailable:
if(!track.ContainsKey(idmap[i])) track.Add(idmap[i], data);
break;
case SectorType.Normal:
case SectorType.Deleted:
case SectorType.Error:
case SectorType.DeletedError:
stream.Read(data, 0, data.Length);
if(!track.ContainsKey(idmap[i])) track.Add(idmap[i], data);
imageInfo.ImageSize += (ulong)data.Length;
break;
case SectorType.Compressed:
case SectorType.CompressedDeleted:
case SectorType.CompressedError:
case SectorType.CompressedDeletedError:
byte filling = (byte)stream.ReadByte();
ArrayHelpers.ArrayFill(data, filling);
if(!track.ContainsKey(idmap[i])) track.Add(idmap[i], data);
break;
default: throw new ImageNotSupportedException($"Invalid sector type {(byte)type}");
}
}
foreach(KeyValuePair<byte, byte[]> kvp in track)
{
sectorsData.Add(kvp.Value);
currentLba++;
}
}
imageInfo.Application = "IMD";
// TODO: The header is the date of dump or the date of the application compilation?
imageInfo.CreationTime = imageFilter.GetCreationTime();
imageInfo.LastModificationTime = imageFilter.GetLastWriteTime();
imageInfo.MediaTitle = Path.GetFileNameWithoutExtension(imageFilter.GetFilename());
imageInfo.Comments = StringHandlers.CToString(cmt.ToArray());
imageInfo.Sectors = currentLba;
imageInfo.MediaType = MediaType.Unknown;
MediaEncoding mediaEncoding = MediaEncoding.MFM;
if(mode == TransferRate.TwoHundred || mode == TransferRate.ThreeHundred || mode == TransferRate.FiveHundred)
mediaEncoding = MediaEncoding.FM;
imageInfo.MediaType = Geometry.GetMediaType(((ushort)imageInfo.Cylinders, (byte)imageInfo.Heads,
(ushort)imageInfo.SectorsPerTrack, imageInfo.SectorSize,
mediaEncoding, false));
switch(imageInfo.MediaType)
{
case MediaType.NEC_525_HD when mode == TransferRate.FiveHundredMfm:
imageInfo.MediaType = MediaType.NEC_35_HD_8;
break;
case MediaType.DOS_525_HD when mode == TransferRate.FiveHundredMfm:
imageInfo.MediaType = MediaType.NEC_35_HD_15;
break;
case MediaType.RX50 when mode == TransferRate.FiveHundredMfm:
imageInfo.MediaType = MediaType.ATARI_35_SS_DD;
break;
}
imageInfo.XmlMediaType = XmlMediaType.BlockMedia;
DicConsole.VerboseWriteLine("IMD image contains a disk of type {0}", imageInfo.MediaType);
if(!string.IsNullOrEmpty(imageInfo.Comments))
DicConsole.VerboseWriteLine("IMD comments: {0}", imageInfo.Comments);
return true;
}
public byte[] ReadSector(ulong sectorAddress)
{
return ReadSectors(sectorAddress, 1);
}
public byte[] ReadSectors(ulong sectorAddress, uint length)
{
if(sectorAddress > imageInfo.Sectors - 1)
throw new ArgumentOutOfRangeException(nameof(sectorAddress), "Sector address not found");
if(sectorAddress + length > imageInfo.Sectors)
throw new ArgumentOutOfRangeException(nameof(length), "Requested more sectors than available");
MemoryStream buffer = new MemoryStream();
for(int i = 0; i < length; i++)
buffer.Write(sectorsData[(int)sectorAddress + i], 0, sectorsData[(int)sectorAddress + i].Length);
return buffer.ToArray();
}
}
}

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DiscImageChef.DiscImages/IMD/Unsupported.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Unsupported.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains features unsupported by Dunfield's IMD 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 © 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 Imd
{
public byte[] ReadSectorTag(ulong sectorAddress, 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[] ReadSectorLong(ulong sectorAddress)
{
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[] ReadDiskTag(MediaTagType tag)
{
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 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[] 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, uint track)
{
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 bool? VerifySector(ulong sectorAddress)
{
return null;
}
public bool? VerifySector(ulong sectorAddress, uint track)
{
return null;
}
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 = sectorAddress; i < sectorAddress + length; i++) unknownLbas.Add(i);
return null;
}
public bool? VerifySectors(ulong sectorAddress, uint length, uint track, out List<ulong> failingLbas,
out List<ulong> unknownLbas)
{
failingLbas = new List<ulong>();
unknownLbas = new List<ulong>();
for(ulong i = sectorAddress; i < sectorAddress + length; i++) unknownLbas.Add(i);
return null;
}
public bool? VerifyMediaImage()
{
return null;
}
}
}