r = &GetObjectReader{
				ObjInfo:    oi,
				Reader:     decReader,
				cleanUpFns: cFns,
			}
			return r, nil
		}

	case isEncrypted:
		var seqNumber uint32
		var partStart int
		var skipLen int64

		off, length, skipLen, seqNumber, partStart, err = oi.GetDecryptedRange(rs)
		if err != nil {
			return nil, 0, 0, err
		}
		var decSize int64
		decSize, err = oi.DecryptedSize()
		if err != nil {