//go:generate msgp -file=$GOFILE

// DeleteOptions represents the disk level delete options available for the APIs
type DeleteOptions struct {
	BaseOptions
	Recursive bool `msg:"r"`
	Immediate bool `msg:"i"`
	UndoWrite bool `msg:"u"`
	// OldDataDir of the previous object
	OldDataDir string `msg:"o,omitempty"` // old data dir used only when to revert a rename()
}

// BaseOptions represents common options for all Storage API calls

			}
		case "i":
			z.Immediate, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "Immediate")
				return
			}
		case "u":
			z.UndoWrite, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "UndoWrite")
				return
			}
		case "o":
			z.OldDataDir, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "OldDataDir")
				return
			}

	if err != nil {
		return err
	}
	defer func() {
		defer done(0, &err)

		if err == nil && !skipAccessChecks(volume) {
			if opts.UndoWrite {
				p.storage.setWriteAttribute(p.totalWrites.Add(^uint64(0)))
				return
			}

			if fi.Deleted {
				// Delete markers are a write operation not a permanent delete.

			// via active healing.
			dg.Go(func() error {
				return disks[index].DeleteVersion(context.Background(), dstBucket, dstEntry, metadata[index], false, DeleteOptions{
					UndoWrite:  true,
					OldDataDir: dataDirs[index],
				})
			}, index)
		}
		dg.Wait()
	}
	var dataDir string
	var versions []byte
	if err == nil {

		defer metaDataPoolPut(buf)
		if err != nil {
			return err
		}

		return s.writeAllMeta(ctx, volume, pathJoin(path, xlStorageFormatFile), buf, true)
	}

	if opts.UndoWrite && opts.OldDataDir != "" {
		return renameAll(pathJoin(filePath, opts.OldDataDir, xlStorageFormatFileBackup), pathJoin(filePath, xlStorageFormatFile), filePath)
	}