/// <summary> /// Translates an IDE (aka Physical) geometry to a BIOS (aka Logical) geometry. /// </summary> /// <param name="capacity">The capacity of the disk, required if the geometry is an approximation on the actual disk size.</param> /// <param name="translation">The translation to perform.</param> /// <returns>The translated disk geometry.</returns> public Geometry TranslateToBios(long capacity, GeometryTranslation translation) { if (capacity <= 0) { capacity = TotalSectorsLong * 512L; } switch (translation) { case GeometryTranslation.None: return(this); case GeometryTranslation.Auto: if (IsBiosSafe) { return(this); } else { return(Geometry.LbaAssistedBiosGeometry(capacity)); } case GeometryTranslation.Lba: return(Geometry.LbaAssistedBiosGeometry(capacity)); case GeometryTranslation.Large: return(Geometry.LargeBiosGeometry(this)); default: throw new ArgumentException(string.Format(CultureInfo.InvariantCulture, "Translation mode '{0}' not yet implemented", translation), "translation"); } }
/// <summary> /// Translates an IDE (aka Physical) geometry to a BIOS (aka Logical) geometry. /// </summary> /// <param name="translation">The translation to perform.</param> /// <returns>The translated disk geometry.</returns> public Geometry TranslateToBios(GeometryTranslation translation) { return(TranslateToBios(0, translation)); }
/// <summary> /// Translates an IDE (aka Physical) geometry to a BIOS (aka Logical) geometry. /// </summary> /// <param name="capacity">The capacity of the disk, required if the geometry is an approximation on the actual disk size</param> /// <param name="translation">The translation to perform</param> /// <returns>The translated disk geometry</returns> public Geometry TranslateToBios(long capacity, GeometryTranslation translation) { if (capacity <= 0) { capacity = TotalSectors * 512L; } switch (translation) { case GeometryTranslation.None: return this; case GeometryTranslation.Auto: if (IsBiosSafe) { return this; } else { return Geometry.LbaAssistedBiosGeometry(capacity); } case GeometryTranslation.Lba: return Geometry.LbaAssistedBiosGeometry(capacity); case GeometryTranslation.Large: return Geometry.LargeBiosGeometry(this); default: throw new ArgumentException(string.Format(CultureInfo.InvariantCulture, "Translation mode '{0}' not yet implemented", translation), "translation"); } }
protected override void DoRun() { if (!IsAdministrator()) { Console.WriteLine("\nThis utility must be run as an administrator!\n"); Environment.Exit(1); } DiskImageBuilder builder = DiskImageBuilder.GetBuilder(OutputDiskType, OutputDiskVariant); builder.GenericAdapterType = AdapterType; string[] sourceVolume = _volumes.Values; uint diskNumber; List <CloneVolume> cloneVolumes = GatherVolumes(sourceVolume, out diskNumber); if (!Quiet) { Console.WriteLine("Inspecting Disk..."); } // Construct a stream representing the contents of the cloned disk. BiosPartitionedDiskBuilder contentBuilder; Geometry biosGeometry; Geometry ideGeometry; long capacity; using (Disk disk = new Disk(diskNumber)) { contentBuilder = new BiosPartitionedDiskBuilder(disk); biosGeometry = disk.BiosGeometry; ideGeometry = disk.Geometry; capacity = disk.Capacity; } // Preserve the IDE (aka Physical) geometry builder.Geometry = ideGeometry; // Translate the BIOS (aka Logical) geometry GeometryTranslation translation = _translation.EnumValue; if (builder.PreservesBiosGeometry && translation == GeometryTranslation.Auto) { // If the new format preserves BIOS geometry, then take no action if asked for 'auto' builder.BiosGeometry = biosGeometry; translation = GeometryTranslation.None; } else { builder.BiosGeometry = ideGeometry.TranslateToBios(0, translation); } if (translation != GeometryTranslation.None) { contentBuilder.UpdateBiosGeometry(builder.BiosGeometry); } IVssBackupComponents backupCmpnts; int status; if (Marshal.SizeOf(typeof(IntPtr)) == 4) { status = NativeMethods.CreateVssBackupComponents(out backupCmpnts); } else { status = NativeMethods.CreateVssBackupComponents64(out backupCmpnts); } Guid snapshotSetId = CreateSnapshotSet(cloneVolumes, backupCmpnts); if (!Quiet) { Console.Write("Copying Disk..."); } foreach (var sv in cloneVolumes) { Volume sourceVol = new Volume(sv.SnapshotProperties.SnapshotDeviceObject, sv.SourceExtent.ExtentLength); SnapshotStream rawVolStream = new SnapshotStream(sourceVol.Content, Ownership.None); rawVolStream.Snapshot(); byte[] volBitmap; int clusterSize; using (NtfsFileSystem ntfs = new NtfsFileSystem(rawVolStream)) { ntfs.NtfsOptions.HideSystemFiles = false; ntfs.NtfsOptions.HideHiddenFiles = false; ntfs.NtfsOptions.HideMetafiles = false; // Remove VSS snapshot files (can be very large) foreach (string filePath in ntfs.GetFiles(@"\System Volume Information", "*{3808876B-C176-4e48-B7AE-04046E6CC752}")) { ntfs.DeleteFile(filePath); } // Remove the page file if (ntfs.FileExists(@"\Pagefile.sys")) { ntfs.DeleteFile(@"\Pagefile.sys"); } // Remove the hibernation file if (ntfs.FileExists(@"\hiberfil.sys")) { ntfs.DeleteFile(@"\hiberfil.sys"); } using (Stream bitmapStream = ntfs.OpenFile(@"$Bitmap", FileMode.Open)) { volBitmap = new byte[bitmapStream.Length]; int totalRead = 0; int numRead = bitmapStream.Read(volBitmap, 0, volBitmap.Length - totalRead); while (numRead > 0) { totalRead += numRead; numRead = bitmapStream.Read(volBitmap, totalRead, volBitmap.Length - totalRead); } } clusterSize = (int)ntfs.ClusterSize; if (translation != GeometryTranslation.None) { ntfs.UpdateBiosGeometry(builder.BiosGeometry); } } List <StreamExtent> extents = new List <StreamExtent>(BitmapToRanges(volBitmap, clusterSize)); SparseStream partSourceStream = SparseStream.FromStream(rawVolStream, Ownership.None, extents); for (int i = 0; i < contentBuilder.PartitionTable.Partitions.Count; ++i) { var part = contentBuilder.PartitionTable.Partitions[i]; if (part.FirstSector * 512 == sv.SourceExtent.StartingOffset) { contentBuilder.SetPartitionContent(i, partSourceStream); } } } SparseStream contentStream = contentBuilder.Build(); // Write out the disk images string dir = Path.GetDirectoryName(_destDisk.Value); string file = Path.GetFileNameWithoutExtension(_destDisk.Value); builder.Content = contentStream; DiskImageFileSpecification[] fileSpecs = builder.Build(file); for (int i = 0; i < fileSpecs.Length; ++i) { // Construct the destination file path from the directory of the primary file. string outputPath = Path.Combine(dir, fileSpecs[i].Name); // Force the primary file to the be one from the command-line. if (i == 0) { outputPath = _destDisk.Value; } using (SparseStream vhdStream = fileSpecs[i].OpenStream()) using (FileStream fs = new FileStream(outputPath, FileMode.Create, FileAccess.ReadWrite)) { StreamPump pump = new StreamPump() { InputStream = vhdStream, OutputStream = fs, }; long totalBytes = 0; foreach (var se in vhdStream.Extents) { totalBytes += se.Length; } if (!Quiet) { Console.WriteLine(); DateTime now = DateTime.Now; pump.ProgressEvent += (o, e) => { ShowProgress(fileSpecs[i].Name, totalBytes, now, o, e); }; } pump.Run(); if (!Quiet) { Console.WriteLine(); } } } // Complete - tidy up CallAsyncMethod(backupCmpnts.BackupComplete); long numDeleteFailed; Guid deleteFailed; backupCmpnts.DeleteSnapshots(snapshotSetId, 2 /*VSS_OBJECT_SNAPSHOT_SET*/, true, out numDeleteFailed, out deleteFailed); Marshal.ReleaseComObject(backupCmpnts); }
/// <summary> /// Translates an IDE (aka Physical) geometry to a BIOS (aka Logical) geometry. /// </summary> /// <param name="translation">The translation to perform</param> /// <returns>The translated disk geometry</returns> public Geometry TranslateToBios(GeometryTranslation translation) { return TranslateToBios(0, translation); }