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Refactor Virtual98 and RayDIM.

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This commit is contained in:
Natalia Portillo
2017-12-31 23:38:45 +00:00
parent 2d4a9eda85
commit 47428fc949
2 changed files with 115 additions and 107 deletions
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137
DiscImageChef.DiscImages/Virtual98.cs
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@@ -46,34 +46,35 @@ namespace DiscImageChef.DiscImages
public class Virtual98 : IWritableImage
{
readonly byte[] signature = {0x56, 0x48, 0x44, 0x31, 0x2E, 0x30, 0x30, 0x00};
ImageInfo imageInfo;
IFilter nhdImageFilter;
ImageInfo imageInfo;
IFilter nhdImageFilter;
Virtual98Header v98Hdr;
FileStream writingStream;
public Virtual98()
{
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,
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
};
}
@@ -81,7 +82,7 @@ namespace DiscImageChef.DiscImages
public ImageInfo Info => imageInfo;
public string Name => "Virtual98 Disk Image";
public Guid Id => new Guid("C0CDE13D-04D0-4913-8740-AFAA44D0A107");
public Guid Id => new Guid("C0CDE13D-04D0-4913-8740-AFAA44D0A107");
public string Format => "Virtual98 disk image";
@@ -109,7 +110,8 @@ namespace DiscImageChef.DiscImages
stream.Read(hdrB, 0, hdrB.Length);
GCHandle handle = GCHandle.Alloc(hdrB, GCHandleType.Pinned);
v98Hdr = (Virtual98Header)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(Virtual98Header));
v98Hdr =
(Virtual98Header)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(Virtual98Header));
handle.Free();
if(!v98Hdr.signature.SequenceEqual(signature)) return false;
@@ -118,13 +120,13 @@ namespace DiscImageChef.DiscImages
StringHandlers.CToString(v98Hdr.signature, shiftjis));
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.comment = \"{0}\"",
StringHandlers.CToString(v98Hdr.comment, shiftjis));
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.padding = {0}", v98Hdr.padding);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.mbsize = {0}", v98Hdr.mbsize);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.padding = {0}", v98Hdr.padding);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.mbsize = {0}", v98Hdr.mbsize);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.sectorsize = {0}", v98Hdr.sectorsize);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.sectors = {0}", v98Hdr.sectors);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.surfaces = {0}", v98Hdr.surfaces);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.cylinders = {0}", v98Hdr.cylinders);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.totals = {0}", v98Hdr.totals);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.sectors = {0}", v98Hdr.sectors);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.surfaces = {0}", v98Hdr.surfaces);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.cylinders = {0}", v98Hdr.cylinders);
DicConsole.DebugWriteLine("Virtual98 plugin", "v98hdr.totals = {0}", v98Hdr.totals);
return true;
}
@@ -144,22 +146,23 @@ namespace DiscImageChef.DiscImages
stream.Read(hdrB, 0, hdrB.Length);
GCHandle handle = GCHandle.Alloc(hdrB, GCHandleType.Pinned);
v98Hdr = (Virtual98Header)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(Virtual98Header));
v98Hdr =
(Virtual98Header)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(Virtual98Header));
handle.Free();
imageInfo.MediaType = MediaType.GENERIC_HDD;
imageInfo.ImageSize = (ulong)(stream.Length - 0xDC);
imageInfo.CreationTime = imageFilter.GetCreationTime();
imageInfo.ImageSize = (ulong)(stream.Length - 0xDC);
imageInfo.CreationTime = imageFilter.GetCreationTime();
imageInfo.LastModificationTime = imageFilter.GetLastWriteTime();
imageInfo.MediaTitle = Path.GetFileNameWithoutExtension(imageFilter.GetFilename());
imageInfo.Sectors = v98Hdr.totals;
imageInfo.XmlMediaType = XmlMediaType.BlockMedia;
imageInfo.SectorSize = v98Hdr.sectorsize;
imageInfo.Cylinders = v98Hdr.cylinders;
imageInfo.Heads = v98Hdr.surfaces;
imageInfo.SectorsPerTrack = v98Hdr.sectors;
imageInfo.Comments = StringHandlers.CToString(v98Hdr.comment, shiftjis);
imageInfo.MediaTitle = Path.GetFileNameWithoutExtension(imageFilter.GetFilename());
imageInfo.Sectors = v98Hdr.totals;
imageInfo.XmlMediaType = XmlMediaType.BlockMedia;
imageInfo.SectorSize = v98Hdr.sectorsize;
imageInfo.Cylinders = v98Hdr.cylinders;
imageInfo.Heads = v98Hdr.surfaces;
imageInfo.SectorsPerTrack = v98Hdr.sectors;
imageInfo.Comments = StringHandlers.CToString(v98Hdr.comment, shiftjis);
nhdImageFilter = imageFilter;
@@ -273,7 +276,7 @@ namespace DiscImageChef.DiscImages
}
public bool? VerifySectors(ulong sectorAddress, uint length, out List<ulong> failingLbas,
out List<ulong> unknownLbas)
out List<ulong> unknownLbas)
{
failingLbas = new List<ulong>();
unknownLbas = new List<ulong>();
@@ -283,7 +286,7 @@ namespace DiscImageChef.DiscImages
}
public bool? VerifySectors(ulong sectorAddress, uint length, uint track, out List<ulong> failingLbas,
out List<ulong> unknownLbas)
out List<ulong> unknownLbas)
{
throw new FeatureUnsupportedImageException("Feature not supported by image format");
}
@@ -293,32 +296,18 @@ namespace DiscImageChef.DiscImages
return null;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Virtual98Header
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)] public byte[] signature;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)] public byte[] comment;
public uint padding;
public ushort mbsize;
public ushort sectorsize;
public byte sectors;
public byte surfaces;
public ushort cylinders;
public uint totals;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 0x44)] public byte[] padding2;
}
public IEnumerable<MediaTagType> SupportedMediaTags => new MediaTagType[] { };
public IEnumerable<MediaTagType> SupportedMediaTags => new MediaTagType[] { };
public IEnumerable<SectorTagType> SupportedSectorTags => new SectorTagType[] { };
public IEnumerable<MediaType> SupportedMediaTypes => new []{MediaType.GENERIC_HDD, MediaType.Unknown};
public IEnumerable<MediaType> SupportedMediaTypes =>
new[] {MediaType.GENERIC_HDD, MediaType.Unknown};
public IEnumerable<(string name, Type type, string description)> SupportedOptions =>
new (string name, Type type, string description)[] { };
public IEnumerable<string> KnownExtensions => new[] {".v98"};
public bool IsWriting { get; private set; }
public string ErrorMessage { get; private set; }
FileStream writingStream;
public bool IsWriting { get; private set; }
public string ErrorMessage { get; private set; }
public bool Create(string path, MediaType mediaType, Dictionary<string, string> options, ulong sectors, uint sectorSize)
public bool Create(string path, MediaType mediaType, Dictionary<string, string> options, ulong sectors,
uint sectorSize)
{
if(sectorSize == 0)
{
@@ -460,9 +449,7 @@ namespace DiscImageChef.DiscImages
byte[] commentsBytes = null;
if(!string.IsNullOrEmpty(imageInfo.Comments))
{
commentsBytes = Encoding.GetEncoding("shift_jis").GetBytes(imageInfo.Comments);
}
v98Hdr = new Virtual98Header
{
@@ -479,7 +466,7 @@ namespace DiscImageChef.DiscImages
if(commentsBytes != null)
Array.Copy(commentsBytes, 0, v98Hdr.comment, 0,
commentsBytes.Length >= 128 ? 128 : commentsBytes.Length);
byte[] hdr = new byte[Marshal.SizeOf(v98Hdr)];
IntPtr hdrPtr = Marshal.AllocHGlobal(Marshal.SizeOf(v98Hdr));
Marshal.StructureToPtr(v98Hdr, hdrPtr, true);
@@ -501,5 +488,23 @@ namespace DiscImageChef.DiscImages
imageInfo.Comments = metadata.Comments;
return true;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Virtual98Header
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] signature;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)]
public byte[] comment;
public uint padding;
public ushort mbsize;
public ushort sectorsize;
public byte sectors;
public byte surfaces;
public ushort cylinders;
public uint totals;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 0x44)]
public byte[] padding2;
}
}
}