}

	// Read package offsets for good measure
	r.pkgOffsets = make([]uint64, r.hdr.Entries)
	for i := uint64(0); i < r.hdr.Entries; i++ {
		if r.pkgOffsets[i], err = r.rdUint64(); err != nil {
			return err
		}
		if r.pkgOffsets[i] > r.hdr.TotalLength {
			return fmt.Errorf("insane pkg offset %d: %d > totlen %d",
				i, r.pkgOffsets[i], r.hdr.TotalLength)
		}
	}
	r.pkgLengths = make([]uint64, r.hdr.Entries)