public D64FileEntry(D64Archive archive, string name, byte[] diskImage, int offset, FileType fileType)
{
this.archive = archive;
this.Name = name;
this.image = diskImage;
this.offset = offset;
this.FileType = fileType;
}
public bool ReadDirectorySector(ImageReader rdr, D64Archive archive, List <ArchiveDirectoryEntry> entries)
{
byte nextDirTrack = 0;
byte nextDirSector = 0;
for (int i = 0; i < 8; ++i)
{
if (i == 0)
{
nextDirTrack = rdr.ReadByte();
nextDirSector = rdr.ReadByte();
}
else
{
rdr.Seek(2);
}
var fileType = (FileType)rdr.ReadByte();
var fileTrack = rdr.ReadByte();
var fileSector = rdr.ReadByte();
var sName = Encoding.ASCII.GetString(rdr.ReadBytes(16))
.TrimEnd((char)0xA0);
var relTrack = rdr.ReadByte();
var relSector = rdr.ReadByte();
var rel = rdr.ReadByte();
rdr.Seek(6);
var sectorSize = rdr.ReadLeInt16();
if ((fileType & FileType.FileTypeMask) != FileType.DEL)
{
entries.Add(new D64FileEntry(
archive,
sName,
RawImage,
SectorOffset(fileTrack, fileSector),
fileType));
}
}
if (nextDirTrack != 0)
{
rdr.Offset = (uint)SectorOffset(nextDirTrack, nextDirSector);
return(true);
}
else
{
return(false);
}
}
public IArchive LoadDiskDirectory()
{
var entries = new List <ArchiveDirectoryEntry>();
var rdr = new ByteImageReader(RawImage, (uint)SectorOffset(18, 0));
byte track = rdr.ReadByte();
var archive = new D64Archive(Services, ImageLocation, entries);
if (track != 0)
{
byte sector = rdr.ReadByte();
rdr.Offset = (uint)D64Loader.SectorOffset(track, sector);
while (ReadDirectorySector(rdr, archive, entries))
{
;
}
}
return(archive);
}