/// <summary>
/// This method will write privateHeader to disk as well
/// </summary>
public static void WriteToDisk(Disk disk, PrivateHeader privateHeader, TOCBlock tocBlock)
{
privateHeader.UpdateSequenceNumber++;
tocBlock.UpdateSequenceNumber++;
byte[] bytes = tocBlock.GetBytes();
disk.WriteSectors((long)(privateHeader.PrivateRegionStartLBA + privateHeader.PreviousPrimaryTocLBA), bytes);
disk.WriteSectors((long)(privateHeader.PrivateRegionStartLBA + privateHeader.PreviousSecondaryTocLBA), bytes);
privateHeader.PrimaryTocLBA = privateHeader.PreviousPrimaryTocLBA;
privateHeader.SecondaryTocLBA = privateHeader.PreviousSecondaryTocLBA;
PrivateHeader.WriteToDisk(disk, privateHeader);
}
/// <summary>
/// This method will write privateHeader to disk as well
/// </summary>
public static void WriteToDisk(Disk disk, PrivateHeader privateHeader, TOCBlock tocBlock)
{
privateHeader.UpdateSequenceNumber++;
tocBlock.UpdateSequenceNumber++;
byte[] tocBytes = tocBlock.GetBytes();
if (disk.BytesPerSector > Length)
{
tocBytes = ByteUtils.Concatenate(tocBytes, new byte[disk.BytesPerSector - TOCBlock.Length]);
}
long alternatePrimaryTOCLBA = PrivateRegionHelper.FindUnusedLBAForPrimaryToc(privateHeader, tocBlock);
long alternateSecondaryTOCLBA = PrivateRegionHelper.FindUnusedLBAForSecondaryToc(privateHeader, tocBlock);
disk.WriteSectors(alternatePrimaryTOCLBA, tocBytes);
disk.WriteSectors(alternateSecondaryTOCLBA, tocBytes);
privateHeader.PrimaryTocLBA = (ulong)alternatePrimaryTOCLBA;
privateHeader.SecondaryTocLBA = (ulong)alternateSecondaryTOCLBA;
PrivateHeader.WriteToDisk(disk, privateHeader);
}
