mirror of
https://github.com/aaru-dps/Aaru.git
synced 2025-12-16 19:24:25 +00:00
819 lines
23 KiB
C#
819 lines
23 KiB
C#
// /***************************************************************************
|
||
// The Disc Image Chef
|
||
// ----------------------------------------------------------------------------
|
||
//
|
||
// Filename : D88.cs
|
||
// Author(s) : Natalia Portillo <claunia@claunia.com>
|
||
//
|
||
// Component : Component
|
||
//
|
||
// --[ Description ] ----------------------------------------------------------
|
||
//
|
||
// Description
|
||
//
|
||
// --[ License ] --------------------------------------------------------------
|
||
//
|
||
// This library is free software; you can redistribute it and/or modify
|
||
// it under the terms of the GNU Lesser General Public License as
|
||
// published by the Free Software Foundation; either version 2.1 of the
|
||
// License, or (at your option) any later version.
|
||
//
|
||
// This library is distributed in the hope that it will be useful, but
|
||
// WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
// Lesser General Public License for more details.
|
||
//
|
||
// You should have received a copy of the GNU Lesser General Public
|
||
// License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
||
//
|
||
// ----------------------------------------------------------------------------
|
||
// Copyright © 2011-2017 Natalia Portillo
|
||
// ****************************************************************************/
|
||
using System;
|
||
using System.IO;
|
||
using System.Collections.Generic;
|
||
using DiscImageChef.Console;
|
||
using DiscImageChef.CommonTypes;
|
||
using System.Linq;
|
||
using System.Text;
|
||
using DiscImageChef.Filters;
|
||
using System.Runtime.InteropServices;
|
||
using DiscImageChef.Decoders.Floppy;
|
||
|
||
namespace DiscImageChef.ImagePlugins
|
||
{
|
||
// Information from Quasi88's FORMAT.TXT file
|
||
// Japanese comments copied from there
|
||
public class D88 : ImagePlugin
|
||
{
|
||
#region Internal enumerations
|
||
enum DiskType : byte
|
||
{
|
||
D2 = 0x00,
|
||
DD2 = 0x10,
|
||
HD2 = 0x20,
|
||
}
|
||
|
||
enum DensityType : byte
|
||
{
|
||
MFM = 0x00,
|
||
FM = 0x40,
|
||
}
|
||
|
||
/// <summary>
|
||
/// Status as returned by PC-98 BIOS
|
||
/// ステータスは、PC-98x1 のBIOS が返してくるステータスで、
|
||
/// </summary>
|
||
enum StatusType : byte
|
||
{
|
||
/// <summary>
|
||
/// Normal
|
||
/// 正常
|
||
/// </summary>
|
||
Normal = 0x00,
|
||
/// <summary>
|
||
/// Deleted
|
||
/// 正常(DELETED DATA)
|
||
/// </summary>
|
||
Deleted = 0x10,
|
||
/// <summary>
|
||
/// CRC error in address fields
|
||
/// ID CRC エラー
|
||
/// </summary>
|
||
IDError = 0xA0,
|
||
/// <summary>
|
||
/// CRC error in data block
|
||
/// データ CRC エラー
|
||
/// </summary>
|
||
DataError = 0xB0,
|
||
/// <summary>
|
||
/// Address mark not found
|
||
/// アドレスマークなし
|
||
/// </summary>
|
||
AddressMarkNotFound = 0xE0,
|
||
/// <summary>
|
||
/// Data mark not found
|
||
/// データマークなし
|
||
/// </summary>
|
||
DataMarkNotFound = 0xF0,
|
||
}
|
||
#endregion
|
||
|
||
#region Internal constants
|
||
readonly byte[] ReservedEmpty = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
|
||
const byte ReadOnly = 0x10;
|
||
#endregion
|
||
|
||
#region Internal structures
|
||
[StructLayout(LayoutKind.Sequential, Pack = 1)]
|
||
struct D88Header
|
||
{
|
||
/// <summary>
|
||
/// Disk name, nul-terminated ASCII
|
||
/// ディスクの名前(ASCII + '\0')
|
||
/// </summary>
|
||
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 17)]
|
||
public byte[] name;
|
||
/// <summary>
|
||
/// Reserved
|
||
/// ディスクの名前(ASCII + '\0')
|
||
/// </summary>
|
||
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 9)]
|
||
public byte[] reserved;
|
||
/// <summary>
|
||
/// Write protect status
|
||
/// ライトプロテクト： 0x00 なし、0x10 あり
|
||
/// </summary>
|
||
public byte write_protect;
|
||
/// <summary>
|
||
/// Disk type
|
||
/// ディスクの種類： 0x00 2D、 0x10 2DD、 0x20 2HD
|
||
/// </summary>
|
||
public DiskType disk_type;
|
||
/// <summary>
|
||
/// Disk image size
|
||
/// ディスクのサイズ
|
||
/// </summary>
|
||
public int disk_size;
|
||
/// <summary>
|
||
/// Track pointers
|
||
/// トラック部のオフセットテーブル 0 Track ～ 163 Track
|
||
/// </summary>
|
||
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 164)]
|
||
public int[] track_table;
|
||
}
|
||
|
||
[StructLayout(LayoutKind.Sequential, Pack = 1)]
|
||
struct SectorHeader
|
||
{
|
||
/// <summary>
|
||
/// Cylinder
|
||
/// ID の C
|
||
/// </summary>
|
||
public byte c;
|
||
/// <summary>
|
||
/// Head
|
||
/// ID の H
|
||
/// </summary>
|
||
public byte h;
|
||
/// <summary>
|
||
/// Sector number
|
||
/// ID の R
|
||
/// </summary>
|
||
public byte r;
|
||
/// <summary>
|
||
/// Sector size
|
||
/// ID の N
|
||
/// </summary>
|
||
public IBMSectorSizeCode n;
|
||
/// <summary>
|
||
/// Number of sectors in this track
|
||
/// このトラック内に存在するセクタの数
|
||
/// </summary>
|
||
public short spt;
|
||
/// <summary>
|
||
/// Density: 0x00 MFM, 0x40 FM
|
||
/// 記録密度： 0x00 倍密度、0x40 単密度
|
||
/// </summary>
|
||
public DensityType density;
|
||
/// <summary>
|
||
/// Deleted sector, 0x00 not deleted, 0x10 deleted
|
||
/// DELETED MARK： 0x00 ノーマル、 0x10 DELETED
|
||
/// </summary>
|
||
public byte deleted_mark;
|
||
/// <summary>
|
||
/// Sector status
|
||
/// ステータス
|
||
/// </summary>
|
||
public byte status;
|
||
/// <summary>
|
||
/// Reserved
|
||
/// リザーブ
|
||
/// </summary>
|
||
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 5)]
|
||
public byte[] reserved;
|
||
/// <summary>
|
||
/// Size of data following this field
|
||
/// このセクタ部のデータサイズ
|
||
/// </summary>
|
||
public short size_of_data;
|
||
}
|
||
#endregion
|
||
|
||
List<byte[]> sectorsData;
|
||
|
||
public D88()
|
||
{
|
||
Name = "D88 Disk Image";
|
||
PluginUUID = new Guid("669EDC77-EC41-4720-A88C-49C38CFFBAA0");
|
||
ImageInfo = new ImageInfo()
|
||
{
|
||
readableSectorTags = new List<SectorTagType>(),
|
||
readableMediaTags = new List<MediaTagType>(),
|
||
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);
|
||
// Even if disk name is supposedly ASCII, I'm pretty sure most emulators allow Shift-JIS to be used :p
|
||
Encoding shiftjis = Encoding.GetEncoding("shift_jis");
|
||
|
||
D88Header d88hdr = new D88Header();
|
||
|
||
if(stream.Length < Marshal.SizeOf(d88hdr))
|
||
return false;
|
||
|
||
byte[] hdr_b = new byte[Marshal.SizeOf(d88hdr)];
|
||
stream.Read(hdr_b, 0, hdr_b.Length);
|
||
|
||
GCHandle handle = GCHandle.Alloc(hdr_b, GCHandleType.Pinned);
|
||
d88hdr = (D88Header)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(D88Header));
|
||
handle.Free();
|
||
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.name = \"{0}\"", StringHandlers.CToString(d88hdr.name, shiftjis));
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.reserved is empty? = {0}", d88hdr.reserved.SequenceEqual(ReservedEmpty));
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.write_protect = 0x{0:X2}", d88hdr.write_protect);
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.disk_type = {0} ({1})", d88hdr.disk_type, (byte)d88hdr.disk_type);
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.disk_size = {0}", d88hdr.disk_size);
|
||
|
||
if(d88hdr.disk_size != stream.Length)
|
||
return false;
|
||
|
||
if(d88hdr.disk_type != DiskType.D2 && d88hdr.disk_type != DiskType.DD2 && d88hdr.disk_type != DiskType.HD2)
|
||
return false;
|
||
|
||
if(!d88hdr.reserved.SequenceEqual(ReservedEmpty))
|
||
return false;
|
||
|
||
int counter = 0;
|
||
for(int i = 0; i < d88hdr.track_table.Length; i++)
|
||
{
|
||
if(d88hdr.track_table[i] > 0)
|
||
counter++;
|
||
|
||
if(d88hdr.track_table[i] < 0 || d88hdr.track_table[i] > stream.Length)
|
||
return false;
|
||
}
|
||
|
||
DicConsole.DebugWriteLine("D88 plugin", "{0} tracks", counter);
|
||
|
||
return counter > 0;
|
||
}
|
||
|
||
public override bool OpenImage(Filter imageFilter)
|
||
{
|
||
Stream stream = imageFilter.GetDataForkStream();
|
||
stream.Seek(0, SeekOrigin.Begin);
|
||
// Even if disk name is supposedly ASCII, I'm pretty sure most emulators allow Shift-JIS to be used :p
|
||
Encoding shiftjis = Encoding.GetEncoding("shift_jis");
|
||
|
||
D88Header d88hdr = new D88Header();
|
||
|
||
if(stream.Length < Marshal.SizeOf(d88hdr))
|
||
return false;
|
||
|
||
byte[] hdr_b = new byte[Marshal.SizeOf(d88hdr)];
|
||
stream.Read(hdr_b, 0, hdr_b.Length);
|
||
|
||
GCHandle handle = GCHandle.Alloc(hdr_b, GCHandleType.Pinned);
|
||
d88hdr = (D88Header)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(D88Header));
|
||
handle.Free();
|
||
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.name = \"{0}\"", StringHandlers.CToString(d88hdr.name, shiftjis));
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.reserved is empty? = {0}", d88hdr.reserved.SequenceEqual(ReservedEmpty));
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.write_protect = 0x{0:X2}", d88hdr.write_protect);
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.disk_type = {0} ({1})", d88hdr.disk_type, (byte)d88hdr.disk_type);
|
||
DicConsole.DebugWriteLine("D88 plugin", "d88hdr.disk_size = {0}", d88hdr.disk_size);
|
||
|
||
if(d88hdr.disk_size != stream.Length)
|
||
return false;
|
||
|
||
if(d88hdr.disk_type != DiskType.D2 && d88hdr.disk_type != DiskType.DD2 && d88hdr.disk_type != DiskType.HD2)
|
||
return false;
|
||
|
||
if(!d88hdr.reserved.SequenceEqual(ReservedEmpty))
|
||
return false;
|
||
|
||
int trkCounter = 0;
|
||
for(int i = 0; i < d88hdr.track_table.Length; i++)
|
||
{
|
||
if(d88hdr.track_table[i] > 0)
|
||
trkCounter++;
|
||
|
||
if(d88hdr.track_table[i] < 0 || d88hdr.track_table[i] > stream.Length)
|
||
return false;
|
||
}
|
||
|
||
DicConsole.DebugWriteLine("D88 plugin", "{0} tracks", trkCounter);
|
||
|
||
if(trkCounter == 0)
|
||
return false;
|
||
|
||
SectorHeader sechdr = new SectorHeader();
|
||
hdr_b = new byte[Marshal.SizeOf(sechdr)];
|
||
stream.Seek(d88hdr.track_table[0], SeekOrigin.Begin);
|
||
stream.Read(hdr_b, 0, hdr_b.Length);
|
||
|
||
handle = GCHandle.Alloc(hdr_b, GCHandleType.Pinned);
|
||
sechdr = (SectorHeader)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(SectorHeader));
|
||
handle.Free();
|
||
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.c = {0}", sechdr.c);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.h = {0}", sechdr.h);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.r = {0}", sechdr.r);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.n = {0}", sechdr.n);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.spt = {0}", sechdr.spt);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.density = {0}", sechdr.density);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.deleted_mark = {0}", sechdr.deleted_mark);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.status = {0}", sechdr.status);
|
||
DicConsole.DebugWriteLine("D88 plugin", "sechdr.size_of_data = {0}", sechdr.size_of_data);
|
||
|
||
short spt = sechdr.spt;
|
||
IBMSectorSizeCode bps = sechdr.n;
|
||
bool allEqual = true;
|
||
sectorsData = new List<byte[]>();
|
||
|
||
for(int i = 0; i < trkCounter; i++)
|
||
{
|
||
stream.Seek(d88hdr.track_table[i], SeekOrigin.Begin);
|
||
stream.Read(hdr_b, 0, hdr_b.Length);
|
||
SortedDictionary<byte, byte[]> sectors = new SortedDictionary<byte, byte[]>();
|
||
|
||
handle = GCHandle.Alloc(hdr_b, GCHandleType.Pinned);
|
||
sechdr = (SectorHeader)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(SectorHeader));
|
||
handle.Free();
|
||
|
||
if(sechdr.spt != spt || sechdr.n != bps)
|
||
{
|
||
DicConsole.DebugWriteLine("D88 plugin", "Disk tracks are not same size. spt = {0} (expected {1}), bps = {2} (expected {3}) at track {4} sector {5}", sechdr.spt, spt, sechdr.n, bps, i, 0);
|
||
allEqual = false;
|
||
}
|
||
|
||
short maxJ = sechdr.spt;
|
||
byte[] sec_b;
|
||
for(short j = 1; j < maxJ; j++)
|
||
{
|
||
sec_b = new byte[sechdr.size_of_data];
|
||
stream.Read(sec_b, 0, sec_b.Length);
|
||
sectors.Add(sechdr.r, sec_b);
|
||
stream.Read(hdr_b, 0, hdr_b.Length);
|
||
|
||
handle = GCHandle.Alloc(hdr_b, GCHandleType.Pinned);
|
||
sechdr = (SectorHeader)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(SectorHeader));
|
||
handle.Free();
|
||
|
||
if(sechdr.spt != spt || sechdr.n != bps)
|
||
{
|
||
DicConsole.DebugWriteLine("D88 plugin", "Disk tracks are not same size. spt = {0} (expected {1}), bps = {2} (expected {3}) at track {4} sector {5}", sechdr.spt, spt, sechdr.n, bps, i, j, sechdr.deleted_mark);
|
||
allEqual = false;
|
||
}
|
||
}
|
||
|
||
sec_b = new byte[sechdr.size_of_data];
|
||
stream.Read(sec_b, 0, sec_b.Length);
|
||
sectors.Add(sechdr.r, sec_b);
|
||
|
||
foreach(KeyValuePair<byte, byte[]> kvp in sectors)
|
||
sectorsData.Add(kvp.Value);
|
||
}
|
||
|
||
DicConsole.DebugWriteLine("D88 plugin", "{0} sectors", sectorsData.Count());
|
||
|
||
/*
|
||
FileStream debugStream = new FileStream("debug.img", FileMode.CreateNew, FileAccess.ReadWrite);
|
||
for(int i = 0; i < sectorsData.Count; i++)
|
||
debugStream.Write(sectorsData[i], 0, sectorsData[i].Length);
|
||
debugStream.Close();
|
||
*/
|
||
|
||
ImageInfo.mediaType = MediaType.Unknown;
|
||
if(allEqual)
|
||
{
|
||
if(trkCounter == 154 && spt == 26 && bps == IBMSectorSizeCode.EighthKilo)
|
||
ImageInfo.mediaType = MediaType.NEC_8_SD;
|
||
else if(bps == IBMSectorSizeCode.QuarterKilo)
|
||
{
|
||
if(trkCounter == 80 && spt == 16)
|
||
ImageInfo.mediaType = MediaType.NEC_525_SS;
|
||
else if(trkCounter == 154 && spt == 26)
|
||
ImageInfo.mediaType = MediaType.NEC_8_DD;
|
||
else if(trkCounter == 160 && spt == 16)
|
||
ImageInfo.mediaType = MediaType.NEC_525_DS;
|
||
}
|
||
else if(trkCounter == 154 && spt == 8 && bps == IBMSectorSizeCode.Kilo)
|
||
ImageInfo.mediaType = MediaType.NEC_525_HD;
|
||
else if(bps == IBMSectorSizeCode.HalfKilo)
|
||
{
|
||
switch(d88hdr.track_table.Length)
|
||
{
|
||
case 40:
|
||
{
|
||
switch(spt)
|
||
{
|
||
case 8:
|
||
ImageInfo.mediaType = MediaType.DOS_525_SS_DD_8;
|
||
break;
|
||
case 9:
|
||
ImageInfo.mediaType = MediaType.DOS_525_SS_DD_9;
|
||
break;
|
||
}
|
||
}
|
||
break;
|
||
case 80:
|
||
{
|
||
switch(spt)
|
||
{
|
||
case 8:
|
||
ImageInfo.mediaType = MediaType.DOS_525_DS_DD_8;
|
||
break;
|
||
case 9:
|
||
ImageInfo.mediaType = MediaType.DOS_525_DS_DD_9;
|
||
break;
|
||
}
|
||
}
|
||
break;
|
||
case 160:
|
||
{
|
||
switch(spt)
|
||
{
|
||
case 15:
|
||
ImageInfo.mediaType = MediaType.NEC_35_HD_15;
|
||
break;
|
||
case 9:
|
||
ImageInfo.mediaType = MediaType.DOS_35_DS_DD_9;
|
||
break;
|
||
case 18:
|
||
ImageInfo.mediaType = MediaType.DOS_35_HD;
|
||
break;
|
||
case 36:
|
||
ImageInfo.mediaType = MediaType.DOS_35_ED;
|
||
break;
|
||
}
|
||
}
|
||
break;
|
||
case 480:
|
||
if(spt == 38)
|
||
ImageInfo.mediaType = MediaType.NEC_35_TD;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
DicConsole.DebugWriteLine("D88 plugin", "MediaType: {0}", ImageInfo.mediaType);
|
||
|
||
ImageInfo.imageSize = (ulong)d88hdr.disk_size;
|
||
ImageInfo.imageCreationTime = imageFilter.GetCreationTime();
|
||
ImageInfo.imageLastModificationTime = imageFilter.GetLastWriteTime();
|
||
ImageInfo.imageName = Path.GetFileNameWithoutExtension(imageFilter.GetFilename());
|
||
ImageInfo.sectors = (ulong)sectorsData.Count;
|
||
ImageInfo.imageComments = StringHandlers.CToString(d88hdr.name, shiftjis);
|
||
ImageInfo.xmlMediaType = XmlMediaType.BlockMedia;
|
||
ImageInfo.sectorSize = (uint)(128 << (int)bps);
|
||
|
||
switch(ImageInfo.mediaType)
|
||
{
|
||
case MediaType.NEC_525_SS:
|
||
ImageInfo.cylinders = 80;
|
||
ImageInfo.heads = 1;
|
||
ImageInfo.sectorsPerTrack = 16;
|
||
break;
|
||
case MediaType.NEC_8_SD:
|
||
case MediaType.NEC_8_DD:
|
||
ImageInfo.cylinders = 77;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 26;
|
||
break;
|
||
case MediaType.NEC_525_DS:
|
||
ImageInfo.cylinders = 80;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 16;
|
||
break;
|
||
case MediaType.NEC_525_HD:
|
||
ImageInfo.cylinders = 77;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 8;
|
||
break;
|
||
case MediaType.DOS_525_SS_DD_8:
|
||
ImageInfo.cylinders = 40;
|
||
ImageInfo.heads = 1;
|
||
ImageInfo.sectorsPerTrack = 8;
|
||
break;
|
||
case MediaType.DOS_525_SS_DD_9:
|
||
ImageInfo.cylinders = 40;
|
||
ImageInfo.heads = 1;
|
||
ImageInfo.sectorsPerTrack = 9;
|
||
break;
|
||
case MediaType.DOS_525_DS_DD_8:
|
||
ImageInfo.cylinders = 40;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 8;
|
||
break;
|
||
case MediaType.DOS_525_DS_DD_9:
|
||
ImageInfo.cylinders = 40;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 9;
|
||
break;
|
||
case MediaType.NEC_35_HD_15:
|
||
ImageInfo.cylinders = 80;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 15;
|
||
break;
|
||
case MediaType.DOS_35_DS_DD_9:
|
||
ImageInfo.cylinders = 80;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 9;
|
||
break;
|
||
case MediaType.DOS_35_HD:
|
||
ImageInfo.cylinders = 80;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 18;
|
||
break;
|
||
case MediaType.DOS_35_ED:
|
||
ImageInfo.cylinders = 80;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 36;
|
||
break;
|
||
case MediaType.NEC_35_TD:
|
||
ImageInfo.cylinders = 240;
|
||
ImageInfo.heads = 2;
|
||
ImageInfo.sectorsPerTrack = 38;
|
||
break;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
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 "D88 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)
|
||
{
|
||
return ReadSectors(sectorAddress, 1);
|
||
}
|
||
|
||
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(int i = 0; i < length; i++)
|
||
buffer.Write(sectorsData[(int)sectorAddress + i], 0, sectorsData[(int)sectorAddress + i].Length);
|
||
|
||
return buffer.ToArray();
|
||
}
|
||
|
||
#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<Partition> GetPartitions()
|
||
{
|
||
throw new FeatureUnsupportedImageException("Feature not supported by image format");
|
||
}
|
||
|
||
public override List<Track> GetTracks()
|
||
{
|
||
throw new FeatureUnsupportedImageException("Feature not supported by image format");
|
||
}
|
||
|
||
public override List<Track> GetSessionTracks(Session session)
|
||
{
|
||
throw new FeatureUnsupportedImageException("Feature not supported by image format");
|
||
}
|
||
|
||
public override List<Track> GetSessionTracks(ushort session)
|
||
{
|
||
throw new FeatureUnsupportedImageException("Feature not supported by image format");
|
||
}
|
||
|
||
public override List<Session> GetSessions()
|
||
{
|
||
throw new FeatureUnsupportedImageException("Feature not supported by image format");
|
||
}
|
||
|
||
public override bool? VerifySector(ulong sectorAddress)
|
||
{
|
||
return null;
|
||
}
|
||
|
||
public override bool? VerifySector(ulong sectorAddress, uint track)
|
||
{
|
||
throw new FeatureUnsupportedImageException("Feature not supported by image format");
|
||
}
|
||
|
||
public override 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 override 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 override bool? VerifyMediaImage()
|
||
{
|
||
return null;
|
||
}
|
||
|
||
#endregion
|
||
}
|
||
} |