public static void CreateFixedVhdFile(Stream destination, long virtualSize)
{
var footer = VhdFooterFactory.CreateFixedDiskFooter(virtualSize);
var serializer = new VhdFooterSerializer(footer);
var buffer = serializer.ToByteArray();
destination.SetLength(virtualSize + VhdConstants.VHD_FOOTER_SIZE);
destination.Seek(-VhdConstants.VHD_FOOTER_SIZE, SeekOrigin.End);
destination.Write(buffer, 0, buffer.Length);
destination.Flush();
}
private static IEnumerable<CompletionPort> CreateFixedVhdFileAtAsync(AsyncMachine machine, Stream destination, long virtualSize)
{
var footer = VhdFooterFactory.CreateFixedDiskFooter(virtualSize);
var serializer = new VhdFooterSerializer(footer);
var buffer = serializer.ToByteArray();
destination.SetLength(virtualSize + VhdConstants.VHD_FOOTER_SIZE);
destination.Seek(-VhdConstants.VHD_FOOTER_SIZE, SeekOrigin.End);
destination.BeginWrite(buffer, 0, buffer.Length, machine.CompletionCallback, null);
yield return CompletionPort.SingleOperation;
destination.EndWrite(machine.CompletionResult);
destination.Flush();
}
private byte[] GenerateFooter()
{
var footer = vhdFile.Footer.CreateCopy();
if(vhdFile.Footer.DiskType != DiskType.Fixed)
{
footer.HeaderOffset = VhdConstants.VHD_NO_DATA_LONG;
footer.DiskType = DiskType.Fixed;
footer.CreatorApplication = VhdFooterFactory.WindowsAzureCreatorApplicationName;
}
var serializer = new VhdFooterSerializer(footer);
return serializer.ToByteArray();
}