public static void Wipe(Func <IDataSource> sourceFactory, FileStream destination, IProgress <int> progress, CancellationToken cancelToken)
{
progress.Report(0);
destination.Seek(0, SeekOrigin.Begin);
var diskSize = IoctlQueryer.GetDiskLength(destination.SafeFileHandle);
var sectorSize = GetHighestPowerOf2(diskSize, max: 1024 * 1024);
var buffer = new byte[sectorSize];
using (var source = sourceFactory())
{
for (long i = 0; i < diskSize; i += sectorSize)
{
cancelToken.ThrowIfCancellationRequested();
source.GetBytes(buffer);
destination.Write(buffer, 0, buffer.Length);
progress.Report(GetPercentage(i, diskSize));
}
}
}
