return
			}
		case "PartNumberMarker":
			z.PartNumberMarker, bts, err = msgp.ReadIntBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "PartNumberMarker")
				return
			}
		case "NextPartNumberMarker":
			z.NextPartNumberMarker, bts, err = msgp.ReadIntBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "NextPartNumberMarker")
				return
			}

		zb0001--
		field, bts, err = msgp.ReadMapKeyZC(bts)
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		switch msgp.UnsafeString(field) {
		case "v":
			z.Version, bts, err = msgp.ReadIntBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "Version")
				return
			}
		case "brs":
			var zb0002 uint32
			zb0002, bts, err = msgp.ReadMapHeaderBytes(bts)
			if err != nil {

					return
				}
				z.ErasureAlgorithm = ErasureAlgo(zb0002)
			}
		case "EcM":
			z.ErasureM, bts, err = msgp.ReadIntBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "ErasureM")
				return
			}
		case "EcN":
			z.ErasureN, bts, err = msgp.ReadIntBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "ErasureN")
				return
			}
		case "EcBSize":

	}
	if metaVer > xlMetaVersion {
		return 0, 0, 0, buf, fmt.Errorf("decodeXLHeaders: Unknown xl meta version %d", metaVer)
	}
	versions, buf, err = msgp.ReadIntBytes(buf)
	if err != nil {
		return 0, 0, 0, buf, err
	}
	if versions < 0 {
		return 0, 0, 0, buf, fmt.Errorf("decodeXLHeaders: Negative version count %d", versions)
	}
	return versions, hdrVer, metaVer, buf, nil