diff --git a/DiscImageChef.CommonTypes/MediaType.cs b/DiscImageChef.CommonTypes/MediaType.cs
index a7dce359b..8bb2a2df1 100644
--- a/DiscImageChef.CommonTypes/MediaType.cs
+++ b/DiscImageChef.CommonTypes/MediaType.cs
@@ -448,6 +448,11 @@ namespace DiscImageChef.CommonTypes
FDFORMAT_35_HD,
#endregion FDFORMAT, non-standard floppy formats
+ #region Apricot ACT standard floppy formats
+ /// 3.5", DS, DD, 77 tracks, 8 spt, 512 bytes/sector, MFM
+ Apricot_35,
+ #endregion Apricot ACT standard floppy formats
+
#region OnStream ADR
ADR2120,
ADR260,
diff --git a/DiscImageChef.CommonTypes/MediaTypeFromSCSI.cs b/DiscImageChef.CommonTypes/MediaTypeFromSCSI.cs
index cae1cb7c2..92f878718 100644
--- a/DiscImageChef.CommonTypes/MediaTypeFromSCSI.cs
+++ b/DiscImageChef.CommonTypes/MediaTypeFromSCSI.cs
@@ -189,6 +189,8 @@ namespace DiscImageChef.CommonTypes
return MediaType.DOS_35_SS_DD_9;
case 610:
return MediaType.IBM33FD_512;
+ case 616:
+ return MediaType.Apricot_35;
case 640:
return MediaType.DOS_35_SS_DD_8;
case 720:
diff --git a/DiscImageChef.DiscImages/Anex86.cs b/DiscImageChef.DiscImages/Anex86.cs
index bf6ef486b..afb3ade0b 100644
--- a/DiscImageChef.DiscImages/Anex86.cs
+++ b/DiscImageChef.DiscImages/Anex86.cs
@@ -184,6 +184,15 @@ namespace DiscImageChef.ImagePlugins
break;
}
break;
+ case 512:
+ switch(fdihdr.spt)
+ {
+ case 8:
+ if(fdihdr.heads == 1)
+ ImageInfo.mediaType = MediaType.Apricot_35;
+ break;
+ }
+ break;
case 1024:
switch(fdihdr.spt)
{
diff --git a/DiscImageChef.DiscImages/Apridisk.cs b/DiscImageChef.DiscImages/Apridisk.cs
new file mode 100644
index 000000000..dc5d5858e
--- /dev/null
+++ b/DiscImageChef.DiscImages/Apridisk.cs
@@ -0,0 +1,619 @@
+// /***************************************************************************
+// The Disc Image Chef
+// ----------------------------------------------------------------------------
+//
+// Filename : Apridisk.cs
+// Author(s) : Natalia Portillo
+//
+// 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 along with this library; if not, see .
+//
+// ----------------------------------------------------------------------------
+// Copyright © 2011-2017 Natalia Portillo
+// ****************************************************************************/
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices;
+using DiscImageChef.CommonTypes;
+using DiscImageChef.Console;
+using DiscImageChef.Filters;
+
+namespace DiscImageChef.ImagePlugins
+{
+ public class Apridisk : ImagePlugin
+ {
+ #region Internal enumerations
+ enum RecordType : uint
+ {
+ Deleted = 0xE31D0000,
+ Sector = 0xE31D0001,
+ Comment = 0xE31D0002,
+ Creator = 0xE31D0003,
+ }
+
+ enum CompressType : ushort
+ {
+ Uncompresed = 0x9E90,
+ Compressed = 0x3E5A,
+ }
+ #endregion
+
+ #region Internal constants
+ readonly byte[] signature = {
+ 0x41, 0x43, 0x54, 0x20, 0x41, 0x70, 0x72, 0x69, 0x63, 0x6F, 0x74, 0x20, 0x64, 0x69, 0x73, 0x6B,
+ 0x20, 0x69, 0x6D, 0x61, 0x67, 0x65, 0x1A, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+ };
+
+ #endregion
+
+ #region Internal structures
+ [StructLayout(LayoutKind.Sequential, Pack = 1)]
+ struct ApridiskRecord
+ {
+ public RecordType type;
+ public CompressType compression;
+ public ushort headerSize;
+ public uint dataSize;
+ public byte head;
+ public byte sector;
+ public ushort cylinder;
+ }
+ #endregion
+
+ // Cylinder by head, sector data matrix
+ byte[][][][] sectorsData;
+
+ public Apridisk()
+ {
+ Name = "ACT Apricot Disk Image";
+ PluginUUID = new Guid("43408CF3-6DB3-449F-A779-2B0E497C5B14");
+ ImageInfo = new ImageInfo()
+ {
+ readableSectorTags = new List(),
+ readableMediaTags = new List(),
+ imageHasPartitions = false,
+ imageHasSessions = false,
+ imageVersion = null,
+ imageApplication = null,
+ imageApplicationVersion = null,
+ imageCreator = null,
+ imageComments = null,
+ mediaManufacturer = null,
+ mediaModel = null,
+ mediaSerialNumber = null,
+ mediaBarcode = null,
+ mediaPartNumber = null,
+ mediaSequence = 0,
+ lastMediaSequence = 0,
+ driveManufacturer = null,
+ driveModel = null,
+ driveSerialNumber = null,
+ driveFirmwareRevision = null
+ };
+ }
+
+ public override bool IdentifyImage(Filter imageFilter)
+ {
+ Stream stream = imageFilter.GetDataForkStream();
+ stream.Seek(0, SeekOrigin.Begin);
+
+ if(stream.Length < signature.Length)
+ return false;
+
+ byte[] sig_b = new byte[signature.Length];
+ stream.Read(sig_b, 0, signature.Length);
+
+ return sig_b.SequenceEqual(signature);
+ }
+
+ public override bool OpenImage(Filter imageFilter)
+ {
+ Stream stream = imageFilter.GetDataForkStream();
+ stream.Seek(0, SeekOrigin.Begin);
+
+ // Skip signature
+ stream.Seek(signature.Length, SeekOrigin.Begin);
+
+ int totalCylinders = -1;
+ int totalHeads = -1;
+ int maxSector = - 1;
+ int recordSize = Marshal.SizeOf(typeof(ApridiskRecord));
+
+ // Count cylinders
+ while(stream.Position < stream.Length)
+ {
+ ApridiskRecord record = new ApridiskRecord();
+ byte[] rec_b = new byte[recordSize];
+ stream.Read(rec_b, 0, recordSize);
+
+ GCHandle handle = GCHandle.Alloc(rec_b, GCHandleType.Pinned);
+ record = (ApridiskRecord)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(ApridiskRecord));
+ handle.Free();
+
+ switch(record.type)
+ {
+ // Deleted record, just skip it
+ case RecordType.Deleted:
+ DicConsole.DebugWriteLine("Apridisk plugin", "Found deleted record at {0}", stream.Position);
+ stream.Seek((record.headerSize - recordSize) + record.dataSize, SeekOrigin.Current);
+ break;
+ case RecordType.Comment:
+ DicConsole.DebugWriteLine("Apridisk plugin", "Found comment record at {0}", stream.Position);
+ stream.Seek(record.headerSize - recordSize, SeekOrigin.Current);
+ byte[] comment_b = new byte[record.dataSize];
+ stream.Read(comment_b, 0, comment_b.Length);
+ ImageInfo.imageComments = StringHandlers.CToString(comment_b);
+ DicConsole.DebugWriteLine("Apridisk plugin", "Comment: \"{0}\"", ImageInfo.imageComments);
+ break;
+ case RecordType.Creator:
+ DicConsole.DebugWriteLine("Apridisk plugin", "Found creator record at {0}", stream.Position);
+ stream.Seek(record.headerSize - recordSize, SeekOrigin.Current);
+ byte[] creator_b = new byte[record.dataSize];
+ stream.Read(creator_b, 0, creator_b.Length);
+ ImageInfo.imageCreator = StringHandlers.CToString(creator_b);
+ DicConsole.DebugWriteLine("Apridisk plugin", "Creator: \"{0}\"", ImageInfo.imageCreator);
+ break;
+ case RecordType.Sector:
+ if(record.compression != CompressType.Compressed && record.compression != CompressType.Uncompresed)
+ throw new ImageNotSupportedException(string.Format("Found record with unknown compression type 0x{0:X4} at {1}", (ushort)record.compression, stream.Position));
+
+ DicConsole.DebugWriteLine("Apridisk plugin", "Found {4} sector record at {0} for cylinder {1} head {2} sector {3}", stream.Position, record.cylinder, record.head,
+ record.sector, record.compression == CompressType.Compressed ? "compressed" : "uncompressed");
+
+ if(record.cylinder > totalCylinders)
+ totalCylinders = record.cylinder;
+ if(record.head > totalHeads)
+ totalHeads = record.head;
+ if(record.sector > maxSector)
+ maxSector = record.sector;
+
+ stream.Seek((record.headerSize - recordSize) + record.dataSize, SeekOrigin.Current);
+ break;
+ default:
+ throw new ImageNotSupportedException(string.Format("Found record with unknown type 0x{0:X8} at {1}", (uint)record.type, stream.Position));
+ }
+ }
+
+ totalCylinders++;
+ totalHeads++;
+
+ if(totalCylinders <= 0 || totalHeads <= 0)
+ throw new ImageNotSupportedException("No cylinders or heads found");
+
+ sectorsData = new byte[totalCylinders][][][];
+ // Total sectors per track
+ uint[][] spts = new uint[totalCylinders][];
+
+ ImageInfo.cylinders = (ushort)totalCylinders;
+ ImageInfo.heads = (byte)totalHeads;
+
+ DicConsole.DebugWriteLine("Apridisk plugin", "Found {0} cylinders and {1} heads with a maximum sector number of {2}", totalCylinders, totalHeads, maxSector);
+
+ // Create heads
+ for(int i = 0; i < totalCylinders; i++)
+ {
+ sectorsData[i] = new byte[totalHeads][][];
+ spts[i] = new uint[totalHeads];
+
+ for(int j = 0; j < totalHeads; j++)
+ sectorsData[i][j] = new byte[maxSector + 1][];
+ }
+
+ ImageInfo.sectorSize = uint.MaxValue;
+
+ ulong headersizes = 0;
+
+ // Read sectors
+ stream.Seek(signature.Length, SeekOrigin.Begin);
+ while(stream.Position < stream.Length)
+ {
+ ApridiskRecord record = new ApridiskRecord();
+ byte[] rec_b = new byte[recordSize];
+ stream.Read(rec_b, 0, recordSize);
+
+ GCHandle handle = GCHandle.Alloc(rec_b, GCHandleType.Pinned);
+ record = (ApridiskRecord)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(ApridiskRecord));
+ handle.Free();
+
+ switch(record.type)
+ {
+ // Not sector record, just skip it
+ case RecordType.Deleted:
+ case RecordType.Comment:
+ case RecordType.Creator:
+ stream.Seek((record.headerSize - recordSize) + record.dataSize, SeekOrigin.Current);
+ headersizes += record.headerSize + record.dataSize;
+ break;
+ case RecordType.Sector:
+ stream.Seek(record.headerSize - recordSize, SeekOrigin.Current);
+
+ byte[] data = new byte[record.dataSize];
+ stream.Read(data, 0, data.Length);
+
+ spts[record.cylinder][record.head]++;
+ uint realLength = record.dataSize;
+
+ if(record.compression == CompressType.Compressed)
+ realLength = Decompress(data, out sectorsData[record.cylinder][record.head][record.sector]);
+ else
+ sectorsData[record.cylinder][record.head][record.sector] = data;
+
+ if(realLength < ImageInfo.sectorSize)
+ ImageInfo.sectorSize = realLength;
+
+ headersizes += record.headerSize + record.dataSize;
+
+ break;
+ }
+ }
+
+ DicConsole.DebugWriteLine("Apridisk plugin", "Found a minimum of {0} bytes per sector", ImageInfo.sectorSize);
+
+ // Count sectors per track
+ uint spt = uint.MaxValue;
+ for(ushort cyl = 0; cyl < ImageInfo.cylinders; cyl++)
+ {
+ for(ushort head = 0; head < ImageInfo.heads; head++)
+ {
+ if(spts[cyl][head] < spt)
+ spt = spts[cyl][head];
+ }
+ }
+ ImageInfo.sectorsPerTrack = spt;
+
+ DicConsole.DebugWriteLine("Apridisk plugin", "Found a minimum of {0} sectors per track", ImageInfo.sectorsPerTrack);
+
+ if(ImageInfo.cylinders == 77 && ImageInfo.heads == 1 && ImageInfo.sectorsPerTrack == 8)
+ ImageInfo.mediaType = MediaType.Apricot_35;
+ else if(ImageInfo.cylinders == 80 && ImageInfo.heads == 1 && ImageInfo.sectorsPerTrack == 9)
+ ImageInfo.mediaType = MediaType.DOS_35_SS_DD_9;
+ else if(ImageInfo.cylinders == 80 && ImageInfo.heads == 2 && ImageInfo.sectorsPerTrack == 9)
+ ImageInfo.mediaType = MediaType.DOS_35_DS_DD_9;
+
+ ImageInfo.imageSize = (ulong)stream.Length - headersizes;
+ ImageInfo.imageCreationTime = imageFilter.GetCreationTime();
+ ImageInfo.imageLastModificationTime = imageFilter.GetLastWriteTime();
+ ImageInfo.imageName = Path.GetFileNameWithoutExtension(imageFilter.GetFilename());
+ ImageInfo.sectors = ImageInfo.cylinders * ImageInfo.heads * ImageInfo.sectorsPerTrack;
+ ImageInfo.xmlMediaType = XmlMediaType.BlockMedia;
+
+ /*
+ FileStream debugFs = new FileStream("debug.img", FileMode.CreateNew, FileAccess.Write);
+ for(ulong i = 0; i < ImageInfo.sectors; i++)
+ debugFs.Write(ReadSector(i), 0, (int)ImageInfo.sectorSize);
+ debugFs.Dispose();
+ */
+
+ return false;
+ }
+
+ static uint Decompress(byte[] compressed, out byte[] decompressed)
+ {
+ int readp = 0;
+ ushort blklen;
+ uint u_len = 0;
+ int c_len = compressed.Length;
+ MemoryStream buffer = new MemoryStream();
+
+ u_len = 0;
+
+ while(c_len >= 3)
+ {
+ blklen = BitConverter.ToUInt16(compressed, readp);
+ readp += 2;
+
+ for(int i = 0; i < blklen; i++)
+ buffer.WriteByte(compressed[readp]);
+
+ u_len += blklen;
+ readp++;
+ c_len -= 3;
+ }
+
+ decompressed = buffer.ToArray();
+ return u_len;
+ }
+
+ public override bool ImageHasPartitions()
+ {
+ return false;
+ }
+
+ public override ulong GetImageSize()
+ {
+ return ImageInfo.imageSize;
+ }
+
+ public override ulong GetSectors()
+ {
+ return ImageInfo.sectors;
+ }
+
+ public override uint GetSectorSize()
+ {
+ return ImageInfo.sectorSize;
+ }
+
+ public override string GetImageFormat()
+ {
+ return "ACT Apricot disk image";
+ }
+
+ public override string GetImageVersion()
+ {
+ return ImageInfo.imageVersion;
+ }
+
+ public override string GetImageApplication()
+ {
+ return ImageInfo.imageApplication;
+ }
+
+ public override string GetImageApplicationVersion()
+ {
+ return ImageInfo.imageApplicationVersion;
+ }
+
+ public override string GetImageCreator()
+ {
+ return ImageInfo.imageCreator;
+ }
+
+ public override DateTime GetImageCreationTime()
+ {
+ return ImageInfo.imageCreationTime;
+ }
+
+ public override DateTime GetImageLastModificationTime()
+ {
+ return ImageInfo.imageLastModificationTime;
+ }
+
+ public override string GetImageName()
+ {
+ return ImageInfo.imageName;
+ }
+
+ public override string GetImageComments()
+ {
+ return ImageInfo.imageComments;
+ }
+
+ public override MediaType GetMediaType()
+ {
+ return ImageInfo.mediaType;
+ }
+
+ public override 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];
+ }
+
+ public override 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();
+ }
+
+ (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);
+ }
+
+ #region Unsupported features
+
+ public override byte[] ReadDiskTag(MediaTagType tag)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorTag(ulong sectorAddress, SectorTagType tag)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSector(ulong sectorAddress, uint track)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorTag(ulong sectorAddress, uint track, SectorTagType tag)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorsTag(ulong sectorAddress, uint length, SectorTagType tag)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectors(ulong sectorAddress, uint length, uint track)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorsTag(ulong sectorAddress, uint length, uint track, SectorTagType tag)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorLong(ulong sectorAddress)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorLong(ulong sectorAddress, uint track)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorsLong(ulong sectorAddress, uint length)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override byte[] ReadSectorsLong(ulong sectorAddress, uint length, uint track)
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override string GetMediaManufacturer()
+ {
+ return null;
+ }
+
+ public override string GetMediaModel()
+ {
+ return null;
+ }
+
+ public override string GetMediaSerialNumber()
+ {
+ return null;
+ }
+
+ public override string GetMediaBarcode()
+ {
+ return null;
+ }
+
+ public override string GetMediaPartNumber()
+ {
+ return null;
+ }
+
+ public override int GetMediaSequence()
+ {
+ return 0;
+ }
+
+ public override int GetLastDiskSequence()
+ {
+ return 0;
+ }
+
+ public override string GetDriveManufacturer()
+ {
+ return null;
+ }
+
+ public override string GetDriveModel()
+ {
+ return null;
+ }
+
+ public override string GetDriveSerialNumber()
+ {
+ return null;
+ }
+
+ public override List GetPartitions()
+ {
+ throw new FeatureUnsupportedImageException("Feature not supported by image format");
+ }
+
+ public override List