public void GetDiskInfo(String diskPathname)
{
base.LoadDisk(diskPathname);
System.Text.Encoding enc = System.Text.Encoding.ASCII;
// Read the System Sector
Byte[] sectorData = base.ReadSector(20, 1);
System.IO.MemoryStream stm = new System.IO.MemoryStream(sectorData, 0, sectorData.Length);
System.IO.BinaryReader rdr = new System.IO.BinaryReader(stm);
stm.Seek(0xF8, SeekOrigin.Begin);
Byte[] bByteArray = rdr.ReadBytes(8);
diskName = enc.GetString(bByteArray);
diskName.Trim();
sectorData = base.ReadSector(0, 1);
System.IO.MemoryStream stm2 = new System.IO.MemoryStream(sectorData, 0, sectorData.Length);
System.IO.BinaryReader rdr2 = new System.IO.BinaryReader(stm2);
bByteArray = rdr2.ReadBytes(4);
if (bByteArray[0] == 0x78 && bByteArray[1] == 0xA9 && bByteArray[2] == 0x7F && bByteArray[3] == 0x8D)
{
diskType = DiskTypes.Master;
}
else
{
diskType = DiskTypes.Slave;
}
sides = 2;
tracksPerSide = 41;
sectorsPerTrack = 17;
sectors = (UInt16)((tracksPerSide * sectorsPerTrack) * sides);
OricFileInfo[] programList = ReadDirectory(diskPathname);
foreach (OricFileInfo programInfo in programList)
{
UInt16 sectorsUsedByProgram = programInfo.LengthSectors;
sectorsUsed += sectorsUsedByProgram;
}
if (diskType == DiskTypes.Master)
{
sectorsUsed += 62;
}
sectorsFree = (UInt16)(sectors - sectorsUsed);
noOfFiles = (UInt16)programList.Count();
}
private void ReadBitmap1()
{
// Read the System sector
Byte[] sectorData = base.ReadSector(20, 2);
System.IO.MemoryStream stm = new System.IO.MemoryStream(sectorData, 0, sectorData.Length);
System.IO.BinaryReader rdr = new System.IO.BinaryReader(stm);
Byte[] bByteArray = rdr.ReadBytes(2);
sectorsFree = rdr.ReadUInt16();
noOfFiles = rdr.ReadUInt16();
tracksPerSide = rdr.ReadByte();
sectorsPerTrack = rdr.ReadByte();
noOfDirectories = rdr.ReadByte();
bByteArray = rdr.ReadBytes(1);
if ((bByteArray[0] & 0x80) == 0x80)
{
sides = 2;
}
else
{
sides = 1;
}
bByteArray = rdr.ReadBytes(1);
if (bByteArray[0] == 0)
{
diskType = DiskTypes.Master;
}
else if (bByteArray[0] == 0x01)
{
diskType = DiskTypes.Slave;
}
else if (bByteArray[0] == 0x47)
{
diskType = DiskTypes.Game;
}
else
{
diskType = DiskTypes.Unknown;
}
sectors = (ushort)((sectorsPerTrack * tracksPerSide) * sides);
sectorsUsed = (ushort)(sectors - sectorsFree);
}
public Byte[] diskBuffer; // Buffer used to store the entire disk
public OricDisk()
{
// Initialise settings
diskLoaded = false;
diskModified = false;
noOfSides = 0;
tracksPerSide = 0;
sectorsPerTrack = 0;
noOfFiles = 0;
dosFormat = DOSFormats.Unknown;
dosVersion = DOSVersions.Unknown;
diskType = DiskTypes.Unknown;
}
public OricDisk(String diskPathname)
{
// Initialise settings
diskLoaded = false;
diskModified = false;
noOfSides = 0;
tracksPerSide = 0;
sectorsPerTrack = 0;
noOfFiles = 0;
dosFormat = DOSFormats.Unknown;
dosVersion = DOSVersions.Unknown;
diskType = DiskTypes.Unknown;
if (!LoadDisk(diskPathname))
{
diskLoaded = false;
}
else
{
diskLoaded = true;
}
}
public Disk(DiskTypes type, DiskDevices device)
{
Type = type;
Device = device;
}