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Renamed Aaru.DiscImages to Aaru.Images.

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This commit is contained in:
Natalia Portillo
2020-02-26 19:28:59 +00:00
parent 428e53a76f
commit 8a05685e33
466 changed files with 590 additions and 590 deletions
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39
Aaru.Images/UkvFdi/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 Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
readonly byte[] signature = {0x46, 0x44, 0x49};
}
}

57
Aaru.Images/UkvFdi/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 Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
using System;
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
[Flags]
enum DiskFlags : byte
{
WriteProtected = 1
}
[Flags]
enum SectorFlags : byte
{
CrcOk128 = 0x01,
CrcOk256 = 0x02,
CrcOk512 = 0x04,
CrcOk1024 = 0x08,
CrcOk2048 = 0x10,
CrcOk4096 = 0x20,
Deleted = 0x80
}
}
}

46
Aaru.Images/UkvFdi/Helpers.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Helpers.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains helpers for Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
(ushort cylinder, byte head, byte sector) LbaToChs(ulong lba)
{
ushort cylinder = (ushort)(lba / (imageInfo.Heads * imageInfo.SectorsPerTrack));
byte head = (byte)(lba / imageInfo.SectorsPerTrack % imageInfo.Heads);
byte sector = (byte)(lba % imageInfo.SectorsPerTrack + 1);
return (cylinder, head, sector);
}
}
}

58
Aaru.Images/UkvFdi/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 Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
using System.IO;
using System.Linq;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.Helpers;
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
public bool Identify(IFilter imageFilter)
{
Stream stream = imageFilter.GetDataForkStream();
stream.Seek(0, SeekOrigin.Begin);
FdiHeader hdr = new FdiHeader();
if(stream.Length < Marshal.SizeOf<FdiHeader>()) return false;
byte[] hdrB = new byte[Marshal.SizeOf<FdiHeader>()];
stream.Read(hdrB, 0, hdrB.Length);
hdr = Marshal.ByteArrayToStructureLittleEndian<FdiHeader>(hdrB);
return hdr.magic.SequenceEqual(signature);
}
}
}

50
Aaru.Images/UkvFdi/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 Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
using System;
using System.Collections.Generic;
using DiscImageChef.CommonTypes.Structs;
using Schemas;
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
public string Name => "Spectrum Floppy Disk Image";
public Guid Id => new Guid("DADFC9B2-67C1-42A3-B124-825528163FC0");
public string Format => "Spectrum floppy disk image";
public string Author => "Natalia Portillo";
public ImageInfo Info => imageInfo;
public List<DumpHardwareType> DumpHardware => null;
public CICMMetadataType CicmMetadata => null;
}
}

211
Aaru.Images/UkvFdi/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 Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
using System;
using System.IO;
using DiscImageChef.CommonTypes;
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.Console;
using DiscImageChef.Helpers;
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
public bool Open(IFilter imageFilter)
{
Stream stream = imageFilter.GetDataForkStream();
stream.Seek(0, SeekOrigin.Begin);
FdiHeader hdr = new FdiHeader();
if(stream.Length < Marshal.SizeOf<FdiHeader>()) return false;
byte[] hdrB = new byte[Marshal.SizeOf<FdiHeader>()];
stream.Read(hdrB, 0, hdrB.Length);
hdr = Marshal.ByteArrayToStructureLittleEndian<FdiHeader>(hdrB);
DicConsole.DebugWriteLine("UkvFdi plugin", "hdr.addInfoLen = {0}", hdr.addInfoLen);
DicConsole.DebugWriteLine("UkvFdi plugin", "hdr.cylinders = {0}", hdr.cylinders);
DicConsole.DebugWriteLine("UkvFdi plugin", "hdr.dataOff = {0}", hdr.dataOff);
DicConsole.DebugWriteLine("UkvFdi plugin", "hdr.descOff = {0}", hdr.descOff);
DicConsole.DebugWriteLine("UkvFdi plugin", "hdr.flags = {0}", hdr.flags);
DicConsole.DebugWriteLine("UkvFdi plugin", "hdr.heads = {0}", hdr.heads);
stream.Seek(hdr.descOff, SeekOrigin.Begin);
byte[] description = new byte[hdr.dataOff - hdr.descOff];
stream.Read(description, 0, description.Length);
imageInfo.Comments = StringHandlers.CToString(description);
DicConsole.DebugWriteLine("UkvFdi plugin", "hdr.description = \"{0}\"", imageInfo.Comments);
stream.Seek(0xE + hdr.addInfoLen, SeekOrigin.Begin);
long spt = long.MaxValue;
uint[][][] sectorsOff = new uint[hdr.cylinders][][];
sectorsData = new byte[hdr.cylinders][][][];
imageInfo.Cylinders = hdr.cylinders;
imageInfo.Heads = hdr.heads;
// Read track descriptors
for(ushort cyl = 0; cyl < hdr.cylinders; cyl++)
{
sectorsOff[cyl] = new uint[hdr.heads][];
sectorsData[cyl] = new byte[hdr.heads][][];
for(ushort head = 0; head < hdr.heads; head++)
{
byte[] sctB = new byte[4];
stream.Read(sctB, 0, 4);
stream.Seek(2, SeekOrigin.Current);
byte sectors = (byte)stream.ReadByte();
uint trkOff = BitConverter.ToUInt32(sctB, 0);
DicConsole.DebugWriteLine("UkvFdi plugin", "trkhdr.c = {0}", cyl);
DicConsole.DebugWriteLine("UkvFdi plugin", "trkhdr.h = {0}", head);
DicConsole.DebugWriteLine("UkvFdi plugin", "trkhdr.sectors = {0}", sectors);
DicConsole.DebugWriteLine("UkvFdi plugin", "trkhdr.off = {0}", trkOff);
sectorsOff[cyl][head] = new uint[sectors];
sectorsData[cyl][head] = new byte[sectors][];
if(sectors < spt && sectors > 0) spt = sectors;
for(ushort sec = 0; sec < sectors; sec++)
{
byte c = (byte)stream.ReadByte();
byte h = (byte)stream.ReadByte();
byte r = (byte)stream.ReadByte();
byte n = (byte)stream.ReadByte();
SectorFlags f = (SectorFlags)stream.ReadByte();
byte[] offB = new byte[2];
stream.Read(offB, 0, 2);
ushort secOff = BitConverter.ToUInt16(offB, 0);
DicConsole.DebugWriteLine("UkvFdi plugin", "sechdr.c = {0}", c);
DicConsole.DebugWriteLine("UkvFdi plugin", "sechdr.h = {0}", h);
DicConsole.DebugWriteLine("UkvFdi plugin", "sechdr.r = {0}", r);
DicConsole.DebugWriteLine("UkvFdi plugin", "sechdr.n = {0} ({1})", n, 128 << n);
DicConsole.DebugWriteLine("UkvFdi plugin", "sechdr.f = {0}", f);
DicConsole.DebugWriteLine("UkvFdi plugin", "sechdr.off = {0} ({1})", secOff,
secOff + trkOff + hdr.dataOff);
// TODO: This assumes sequential sectors.
sectorsOff[cyl][head][sec] = secOff + trkOff + hdr.dataOff;
sectorsData[cyl][head][sec] = new byte[128 << n];
if(128 << n > imageInfo.SectorSize) imageInfo.SectorSize = (uint)(128 << n);
}
}
}
// Read sectors
for(ushort cyl = 0; cyl < hdr.cylinders; cyl++)
{
bool emptyCyl = false;
for(ushort head = 0; head < hdr.heads; head++)
{
for(ushort sec = 0; sec < sectorsOff[cyl][head].Length; sec++)
{
stream.Seek(sectorsOff[cyl][head][sec], SeekOrigin.Begin);
stream.Read(sectorsData[cyl][head][sec], 0, sectorsData[cyl][head][sec].Length);
}
// For empty cylinders
if(sectorsOff[cyl][head].Length != 0) continue;
if(cyl + 1 == hdr.cylinders ||
// Next cylinder is also empty
sectorsOff[cyl + 1][head].Length == 0) emptyCyl = true;
// Create empty sectors
else
{
sectorsData[cyl][head] = new byte[spt][];
for(int i = 0; i < spt; i++) sectorsData[cyl][head][i] = new byte[imageInfo.SectorSize];
}
}
if(emptyCyl) imageInfo.Cylinders--;
}
// TODO: What about double sided, half track pitch compact floppies?
imageInfo.MediaType = MediaType.CompactFloppy;
imageInfo.ImageSize = (ulong)stream.Length - hdr.dataOff;
imageInfo.CreationTime = imageFilter.GetCreationTime();
imageInfo.LastModificationTime = imageFilter.GetLastWriteTime();
imageInfo.MediaTitle = Path.GetFileNameWithoutExtension(imageFilter.GetFilename());
imageInfo.SectorsPerTrack = (uint)spt;
imageInfo.Sectors = imageInfo.Cylinders * imageInfo.Heads * imageInfo.SectorsPerTrack;
imageInfo.XmlMediaType = XmlMediaType.BlockMedia;
return true;
}
public byte[] ReadSector(ulong sectorAddress)
{
(ushort cylinder, byte head, byte sector) = LbaToChs(sectorAddress);
if(cylinder >= sectorsData.Length)
throw new ArgumentOutOfRangeException(nameof(sectorAddress), "Sector address not found");
if(head >= sectorsData[cylinder].Length)
throw new ArgumentOutOfRangeException(nameof(sectorAddress), "Sector address not found");
if(sector > sectorsData[cylinder][head].Length)
throw new ArgumentOutOfRangeException(nameof(sectorAddress), "Sector address not found");
return sectorsData[cylinder][head][sector - 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(uint i = 0; i < length; i++)
{
byte[] sector = ReadSector(sectorAddress + i);
buffer.Write(sector, 0, sector.Length);
}
return buffer.ToArray();
}
}
}

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Aaru.Images/UkvFdi/Structs.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Structs.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains structures for Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
using System.Runtime.InteropServices;
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct FdiHeader
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public byte[] magic;
public DiskFlags flags;
public ushort cylinders;
public ushort heads;
public ushort descOff;
public ushort dataOff;
public ushort addInfoLen;
}
}
}

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Aaru.Images/UkvFdi/UkvFdi.cs Normal file
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// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : UkvFdi.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Manages Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
using System.Collections.Generic;
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.CommonTypes.Structs;
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi : IMediaImage
{
ImageInfo imageInfo;
// Cylinder by head, sector data matrix
byte[][][][] sectorsData;
public UkvFdi()
{
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
};
}
}
}

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Aaru.Images/UkvFdi/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 Spectrum FDI 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 © 2011-2020 Natalia Portillo
// ****************************************************************************/
using DiscImageChef.CommonTypes.Enums;
using DiscImageChef.CommonTypes.Exceptions;
namespace DiscImageChef.DiscImages
{
public partial class UkvFdi
{
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[] 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");
}
}