1. <?php
  3. /**
  4. * Hashes entries with a timeout for dry-run scenarios.
  5. *
  6. * @param array $entries An array of entries to hash. Each entry should be a string.
  7. * @param string $hash_algorithm The hashing algorithm to use (e.g., 'md5', 'sha256').
  8. * @param int $timeout Timeout in seconds for each hash operation.
  9. * @return array An associative array where keys are the original entries and values are the hashes. Returns an empty array on error.
  10. */
  11. function hashEntriesWithTimeout(array $entries, string $hash_algorithm, int $timeout): array
  12. {
  13. $results = [];
  15. foreach ($entries as $entry) {
  16. try {
  17. if (strpos($hash_algorithm, 'sha') === 0) {
  18. $hash = hash_raw($hash_algorithm, $entry, true); // Use hash_raw for SHA algorithms
  19. } else {
  20. $hash = hash($hash_algorithm, $entry);
  21. }
  23. $results[$entry] = $hash;
  24. } catch (Exception $e) {
  25. // Handle potential errors, e.g., invalid hash algorithm.
  26. error_log("Error hashing entry '$entry': " . $e->getMessage());
  27. $results[$entry] = null; // Or some other error indicator.
  28. }
  29. }
  31. return $results;
  32. }
  36. // Example usage (dry-run scenario)
  37. $entries = ["entry1", "entry2", "entry3"];
  38. $hash_algorithm = "sha256";
  39. $timeout = 5; // seconds
  42. $hashed_entries = hashEntriesWithTimeout($entries, $hash_algorithm, $timeout);
  45. print_r($hashed_entries);
  48. ?>

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