* @license http://opensource.org/licenses/MIT MIT * @link https://benramsey.com/projects/ramsey-uuid/ Documentation * @link https://packagist.org/packages/ramsey/uuid Packagist * @link https://github.com/ramsey/uuid GitHub */ namespace Ramsey\Uuid\Generator; /** * OpenSslRandomGenerator provides functionality to generate strings of random * binary data using the `openssl_random_pseudo_bytes()` PHP function * * The use of this generator requires PHP to be compiled using the * `--with-openssl` option. * * @deprecated The openssl_random_pseudo_bytes() function is not a reliable * source of randomness. The default RandomBytesGenerator, which uses the * random_bytes() function, is recommended as the safest and most reliable * source of randomness. * This generator will be removed in ramsey/uuid 4.0.0. * @link http://php.net/openssl_random_pseudo_bytes */ class OpenSslGenerator implements RandomGeneratorInterface { /** * Generates a string of random binary data of the specified length * * @param integer $length The number of bytes of random binary data to generate * @return string A binary string */ public function generate($length) { return openssl_random_pseudo_bytes($length); } }