SequenceNumber: seqNumber,
	})
	if err != nil {
		return nil, crypto.ErrInvalidCustomerKey
	}
	return reader, nil
}

// DecryptBlocksRequestR - same as DecryptBlocksRequest but with a
// reader
func DecryptBlocksRequestR(inputReader io.Reader, h http.Header, seqNumber uint32, partStart int, oi ObjectInfo, copySource bool) (io.Reader, error) {
	bucket, object := oi.Bucket, oi.Name
	// Single part case

			if isEncrypted {
				copySource := h.Get(xhttp.AmzServerSideEncryptionCopyCustomerAlgorithm) != ""
				// Attach decrypter on inputReader
				inputReader, err = DecryptBlocksRequestR(inputReader, h, seqNum, firstPart, oi, copySource)
				if err != nil {
					// Call the cleanup funcs
					for i := len(cFns) - 1; i >= 0; i-- {
						cFns[i]()
					}
					return nil, err
				}