public void CreateAndOpen()
{
byte[] diskImage;
/* Create a HFE disk image and keep the image in the diskImage buffer. */
using (var diskStream = new MemoryStream())
{
using (var disk = HfeDisk.Create(diskStream, 1, 40, 18, 256)) { }
diskImage = diskStream.GetBuffer();
}
/* Now open the disk image in diskImage and verify that it is correct. */
using (var diskStream = new MemoryStream(diskImage, false))
{
using (var disk = HfeDisk.Open(diskStream, false))
{
var header = disk.DiskHeader;
Assert.Equal(0, header.FileFormatVersion);
Assert.Equal(40, header.Tracks);
Assert.Equal(1, header.Sides);
Assert.Equal(HfeDiskHeader.TrackEncodingMode.ISOIBM_MFM, header.TrackEncoding);
Assert.Equal(HfeDiskHeader.TrackEncodingMode.ISOIBM_MFM, header.TrackEncoding0);
var track = disk.GetTrack(0, 0);
Assert.NotNull(track);
Assert.True(disk.SectorExists(0, 0, 1));
Assert.True(disk.SectorExists(0, 0, 3));
Assert.True(disk.SectorExists(0, 0, 2));
Assert.True(disk.SectorExists(0, 0, 17));
Assert.True(disk.SectorExists(0, 0, 18));
Assert.True(disk.SectorExists(0, 39, 1));
Assert.True(disk.SectorExists(0, 39, 18));
}
}
}
/// <summary>
/// Dump raw track data after MFM encoding.
/// </summary>
/// <param name="diskStream">Stream for reading the disk image data.</param>
/// <param name="disk">Disk.</param>
/// <param name="headId">Head.</param>
/// <param name="trackId">Track.</param>
void DumpTrackData(Stream diskStream, HfeDisk disk, int headId, int trackId)
{
Console.WriteLine();
Console.Write("Track data for track {0} side {1}", trackId, headId);
Console.WriteLine();
var t = disk.GetTrack(trackId, headId);
var trackStream = new MfmStream(new HfeRawTrack(diskStream, t.TrackOffset, t.TrackLength, headId));
var offset = 0;
var done = false;
var buffer = new byte[16];
while (!done)
{
Console.Write(String.Format("{0:x4} : ", offset));
var len = trackStream.Read(buffer, 0, buffer.Length);
for (var i = 0; i < Math.Min(buffer.Length, len); i++)
{
Console.Write(String.Format("{0:x2} ", buffer[i]));
}
Console.WriteLine();
done = (len < buffer.Length);
offset += len;
}
trackStream.Dispose();
}
public void Create()
{
using (var diskStream = new MemoryStream())
{
using (var disk = HfeDisk.Create(diskStream, 1, 40, 18, 256))
{
var diskHeader = disk.DiskHeader;
Assert.Equal(0, diskHeader.FileFormatVersion);
Assert.Equal(40, diskHeader.Tracks);
Assert.Equal(1, diskHeader.Sides);
Assert.Equal(HfeDiskHeader.TrackEncodingMode.ISOIBM_MFM, diskHeader.TrackEncoding);
Assert.Equal(HfeDiskHeader.TrackEncodingMode.ISOIBM_MFM, diskHeader.TrackEncoding0);
var track = disk.GetTrack(0, 0);
Assert.NotNull(track);
Assert.True(disk.SectorExists(0, 0, 1));
}
}
}
void DumpDiskInfo(string diskFilename)
{
using (var diskStream = new FileStream(diskFilename, FileMode.Open, FileAccess.Read))
{
using (var disk = HfeDisk.Open(diskStream, false))
{
Console.WriteLine(diskFilename);
Console.WriteLine();
var diskHeader = disk.DiskHeader;
Console.WriteLine("File format version : {0}", diskHeader.FileFormatVersion);
Console.WriteLine("Number of disk sides : {0}", diskHeader.Sides);
Console.WriteLine("Number of tracks per side : {0}", diskHeader.Tracks);
Console.WriteLine("Track encoding : {0}", diskHeader.TrackEncoding);
Console.WriteLine("Track encoding (track 0, side 0) : {0}", diskHeader.TrackEncoding0);
Console.WriteLine("Track encoding (track 0, side 1) : {0}", diskHeader.TrackEncoding1);
Console.WriteLine("Floppy interface mode : {0}", diskHeader.FloppyInterface);
Console.WriteLine("Disk bit rate : {0}", diskHeader.DiskBitRate);
Console.WriteLine("Disk rotation speed : {0}", diskHeader.DiskRotationSpeed);
Console.WriteLine("Disk write protected : {0}", diskHeader.IsDiskWriteProtected);
Console.WriteLine("Track list block : {0}", diskHeader.TrackListBlock);
Console.WriteLine();
for (int track = 0; track < diskHeader.Tracks; track++)
{
for (int head = 0; head < diskHeader.Sides; head++)
{
var t = disk.GetTrack(track, head);
Console.WriteLine("Track {0,2} Offset={1} Length={2}", track, t.TrackOffset, t.TrackLength);
foreach (var s in t)
{
Console.WriteLine(" Sector Head={0} Track={1,-2} Sector={2,-2} Size={3}", s.Head, s.Track, s.Sector, s.Size);
}
}
}
// DumpTrackData(diskStream, disk, 0, 0);
}
}
}
