err = headerError{whyNoUSTAR, whyNoPAX, whyNoGNU, whyOnlyPAX, whyOnlyGNU}
		}
	}
	return format, paxHdrs, err
}

// FileInfo returns an fs.FileInfo for the Header.
func (h *Header) FileInfo() fs.FileInfo {
	return headerFileInfo{h}
}

// headerFileInfo implements fs.FileInfo.
type headerFileInfo struct {
	h *Header
}

func (fi headerFileInfo) Size() int64        { return fi.h.Size }