}
	return false
}

func readAllXL(ctx context.Context, disks []StorageAPI, bucket, object string, readData, inclFreeVers bool) ([]FileInfo, []error) {
	rawFileInfos, errs := readAllRawFileInfo(ctx, disks, bucket, object, readData)
	return pickLatestQuorumFilesInfo(ctx, rawFileInfos, errs, bucket, object, readData, inclFreeVers)
}

func (er erasureObjects) newMultipartUpload(ctx context.Context, bucket string, object string, opts ObjectOptions) (*NewMultipartUploadResult, error) {
	if opts.CheckPrecondFn != nil {
		if !opts.NoLock {
			ns := er.NewNSLock(bucket, object)
			lkctx, err := ns.GetLock(ctx, globalOperationTimeout)
			if err != nil {
				return nil, err
			}
			ctx = lkctx.Context()
			defer ns.Unlock(lkctx)
			opts.NoLock = true
		}

// to exist locally.
func isRemoteCopyRequired(ctx context.Context, srcBucket, dstBucket string, objAPI ObjectLayer) bool {
	if srcBucket == dstBucket {
		return false
	}
	return isRemoteCallRequired(ctx, dstBucket, objAPI)
}

// Check if the bucket is on a remote site, this code only gets executed when federation is enabled.
func isRemoteCallRequired(ctx context.Context, bucket string, objAPI ObjectLayer) bool {

	MakeBucket(ctx context.Context, bucket string, opts MakeBucketOptions) error
	GetBucketInfo(ctx context.Context, bucket string, opts BucketOptions) (bucketInfo BucketInfo, err error)
	ListBuckets(ctx context.Context, opts BucketOptions) (buckets []BucketInfo, err error)
	DeleteBucket(ctx context.Context, bucket string, opts DeleteBucketOptions) error

		return
	}

	// if Content-Length is unknown/missing, throw away
	size := r.ContentLength

	rAuthType := getRequestAuthType(r)
	// For auth type streaming signature, we need to gather a different content length.
	switch rAuthType {
	// Check signature types that must have content length