Drupal investigation

Php54.php 708B

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  1. <?php
  2. /*
  3. * This file is part of the Symfony package.
  4. *
  5. * (c) Fabien Potencier <fabien@symfony.com>
  6. *
  7. * For the full copyright and license information, please view the LICENSE
  8. * file that was distributed with this source code.
  9. */
  10. namespace Symfony\Polyfill\Php54;
  11. /**
  12. * @author Nicolas Grekas <p@tchwork.com>
  13. *
  14. * @internal
  15. */
  16. final class Php54
  17. {
  18. public static function hex2bin($data)
  19. {
  20. $len = strlen($data);
  21. if (null === $len) {
  22. return;
  23. }
  24. if ($len % 2) {
  25. trigger_error('hex2bin(): Hexadecimal input string must have an even length', E_USER_WARNING);
  26. return false;
  27. }
  28. return pack('H*', $data);
  29. }
  30. }