// Return the readDirectoryHeader error if we read
		// the wrong number of directory entries.
		return err
	}
	if zipinsecurepath.Value() == "0" {
		for _, f := range r.File {
			if f.Name == "" {
				// Zip permits an empty file name field.
				continue
			}
			// The zip specification states that names must use forward slashes,
			// so consider any backslashes in the name insecure.

			ustar := tr.blk.toUSTAR()
			prefix = p.parseString(ustar.prefix())

			// For Format detection, check if block is properly formatted since
			// the parser is more liberal than what USTAR actually permits.
			notASCII := func(r rune) bool { return r >= 0x80 }
			if bytes.IndexFunc(tr.blk[:], notASCII) >= 0 {
				hdr.Format = FormatUnknown // Non-ASCII characters in block.
			}