/// <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 EncodeMfmWithSync()
{
using (var memstream = new MemoryStream())
{
using (var stream = new MfmStream(memstream))
{
for (var i = 0; i < decodedData.Length; i++)
{
if (syncPosition[i])
{
stream.WriteSync();
}
else
{
stream.WriteByte(decodedData[i]);
}
}
}
var encoded = memstream.GetBuffer();
for (var i = 0; i < encodedData.Length; i++)
{
Assert.Equal(encodedData[i], encoded[i]);
}
}
}
public void DetectSync()
{
using (var stream = new MfmStream(new MemoryStream(encodedData, false)))
{
int readCount = 0;
bool sync;
while (stream.ReadByte(out sync) != -1)
{
Assert.Equal(syncPosition[readCount], sync);
readCount++;
}
Assert.Equal(decodedData.Length, readCount);
}
}
public void DecodeMfm()
{
using (var stream = new MfmStream(new MemoryStream(encodedData, false)))
{
int readData;
int readCount = 0;
while ((readData = stream.ReadByte()) != -1)
{
Assert.Equal(decodedData[readCount], readData);
readCount++;
}
Assert.Equal(decodedData.Length, readCount);
}
}
