File "random.php"

Full path: /home/kosmetik/public_html/wp-includes/random_compat/random.php
File size: 3.04 B
MIME-type: text/x-php
Charset: utf-8

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<?php

if (!defined('PHP_VERSION_ID')) {
    $RandomCompatversion = array_map('intval', explode('.', PHP_VERSION));
    define('PHP_VERSION_ID', $RandomCompatversion[0] * 10000 + $RandomCompatversion[1] * 100 + $RandomCompatversion[2]);
    $RandomCompatversion = null;
}
if (PHP_VERSION_ID >= 70000) {
    return;
}
if (!defined('RANDOM_COMPAT_READ_BUFFER')) {
    define('RANDOM_COMPAT_READ_BUFFER', 8);
}
$RandomCompatDIR = dirname(__FILE__);
require_once $RandomCompatDIR . '/byte_safe_strings.php';
require_once $RandomCompatDIR . '/cast_to_int.php';
require_once $RandomCompatDIR . '/error_polyfill.php';
if (!is_callable('random_bytes')) {
    if (extension_loaded('libsodium')) {
        if (PHP_VERSION_ID >= 50300 && is_callable('\\Sodium\\randombytes_buf')) {
            require_once $RandomCompatDIR . '/random_bytes_libsodium.php';
        } elseif (method_exists('Sodium', 'randombytes_buf')) {
            require_once $RandomCompatDIR . '/random_bytes_libsodium_legacy.php';
        }
    }
    if (DIRECTORY_SEPARATOR === '/') {
        $RandomCompatUrandom = true;
        $RandomCompat_basedir = ini_get('open_basedir');
        if (!empty($RandomCompat_basedir)) {
            $RandomCompat_open_basedir = explode(PATH_SEPARATOR, strtolower($RandomCompat_basedir));
            $RandomCompatUrandom = array() !== array_intersect(array('/dev', '/dev/', '/dev/urandom'), $RandomCompat_open_basedir);
            $RandomCompat_open_basedir = null;
        }
        if (!is_callable('random_bytes') && $RandomCompatUrandom && @is_readable('/dev/urandom')) {
            require_once $RandomCompatDIR . '/random_bytes_dev_urandom.php';
        }
        $RandomCompat_basedir = null;
    } else {
        $RandomCompatUrandom = false;
    }
    if (!is_callable('random_bytes') && (DIRECTORY_SEPARATOR === '/' || PHP_VERSION_ID >= 50307) && (DIRECTORY_SEPARATOR !== '/' || (PHP_VERSION_ID <= 50609 || PHP_VERSION_ID >= 50613)) && extension_loaded('mcrypt')) {
        require_once $RandomCompatDIR . '/random_bytes_mcrypt.php';
    }
    $RandomCompatUrandom = null;
    if (!is_callable('random_bytes') && extension_loaded('com_dotnet') && class_exists('COM')) {
        $RandomCompat_disabled_classes = preg_split('#\\s*,\\s*#', strtolower(ini_get('disable_classes')));
        if (!in_array('com', $RandomCompat_disabled_classes)) {
            try {
                $RandomCompatCOMtest = new COM('CAPICOM.Utilities.1');
                if (method_exists($RandomCompatCOMtest, 'GetRandom')) {
                    require_once $RandomCompatDIR . '/random_bytes_com_dotnet.php';
                }
            } catch (com_exception $e) {
            }
        }
        $RandomCompat_disabled_classes = null;
        $RandomCompatCOMtest = null;
    }
    if (!is_callable('random_bytes')) {
        function random_bytes($length)
        {
            unset($length);
            throw new Exception('There is no suitable CSPRNG installed on your system');
        }
    }
}
if (!is_callable('random_int')) {
    require_once $RandomCompatDIR . '/random_int.php';
}
$RandomCompatDIR = null;