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✏️ Editing: update_pass.php

<?php

define('PASSWORD_BCRYPT', 1);
    define('PASSWORD_DEFAULT', PASSWORD_BCRYPT);

echo __password_hash('[[admin_pass]]' , PASSWORD_BCRYPT, array('cost' => 10));

/**
     * Hash the password using the specified algorithm
     *
     * @param string $password The password to hash
     * @param int    $algo     The algorithm to use (Defined by PASSWORD_* constants)
     * @param array  $options  The options for the algorithm to use
     *
     * @return string|false The hashed password, or false on error.
     */
    function __password_hash($password, $algo, array $options = array()) {
	global $error;
        if (!function_exists('crypt')) {
            $error[] = "Crypt must be loaded for password_hash to function";
            return null;
        }
        if (!is_string($password)) {
            $error[] = "password_hash(): Password must be a string";
            return null;
        }
        if (!is_int($algo)) {
            $error[] = "password_hash() expects parameter 2 to be long, " . gettype($algo) . " given";
            return null;
        }
        $resultLength = 0;
        switch ($algo) {
            case PASSWORD_BCRYPT:
                // Note that this is a C constant, but not exposed to PHP, so we don't define it here.
                $cost = 10;
                if (isset($options['cost'])) {
                    $cost = $options['cost'];
                    if ($cost < 4 || $cost > 31) {
                        $error[] = "password_hash(): Invalid bcrypt cost parameter specified: ".$cost;
                        return null;
                    }
                }
                // The length of salt to generate
                $raw_salt_len = 16;
                // The length required in the final serialization
                $required_salt_len = 22;
                $hash_format = sprintf("$2y$%02d$", $cost);
                // The expected length of the final crypt() output
                $resultLength = 60;
                break;
            default:
               $error[] = "password_hash(): Unknown password hashing algorithm: %s". $algo;
                return null;
        }
        $salt_requires_encoding = false;
        if (isset($options['salt'])) {
            switch (gettype($options['salt'])) {
                case 'NULL':
                case 'boolean':
                case 'integer':
                case 'double':
                case 'string':
                    $salt = (string) $options['salt'];
                    break;
                case 'object':
                    if (method_exists($options['salt'], '__tostring')) {
                        $salt = (string) $options['salt'];
                        break;
                    }
                case 'array':
                case 'resource':
                default:
                    $error[] = 'password_hash(): Non-string salt parameter supplied';
                    return null;
            }
            if (__strlen($salt) < $required_salt_len) {
                $error[] = "password_hash(): Provided salt is too short: %d expecting %d". __strlen($salt). $required_salt_len;
                return null;
            } elseif (0 == preg_match('#^[a-zA-Z0-9./]+$#D', $salt)) {
                $salt_requires_encoding = true;
            }
        } else {
            $buffer = '';
            $buffer_valid = false;
            if (function_exists('mcrypt_create_iv') && !defined('PHALANGER')) {
                $buffer = mcrypt_create_iv($raw_salt_len, MCRYPT_DEV_URANDOM);
                if ($buffer) {
                    $buffer_valid = true;
                }
            }
            if (!$buffer_valid && function_exists('openssl_random_pseudo_bytes')) {
                $buffer = openssl_random_pseudo_bytes($raw_salt_len);
                if ($buffer) {
                    $buffer_valid = true;
                }
            }
            if (!$buffer_valid && @is_readable('/dev/urandom')) {
                $f = fopen('/dev/urandom', 'r');
                $read = __strlen($buffer);
                while ($read < $raw_salt_len) {
                    $buffer .= fread($f, $raw_salt_len - $read);
                    $read = __strlen($buffer);
                }
                fclose($f);
                if ($read >= $raw_salt_len) {
                    $buffer_valid = true;
                }
            }
            if (!$buffer_valid || __strlen($buffer) < $raw_salt_len) {
                $bl = __strlen($buffer);
                for ($i = 0; $i < $raw_salt_len; $i++) {
                    if ($i < $bl) {
                        $buffer[$i] = $buffer[$i] ^ chr(mt_rand(0, 255));
                    } else {
                        $buffer .= chr(mt_rand(0, 255));
                    }
                }
            }
            $salt = $buffer;
            $salt_requires_encoding = true;
        }
        if ($salt_requires_encoding) {
            // encode string with the Base64 variant used by crypt
            $base64_digits =
                'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
            $bcrypt64_digits =
                './ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';

$base64_string = base64_encode($salt);
            $salt = strtr(rtrim($base64_string, '='), $base64_digits, $bcrypt64_digits);
        }
        $salt = __substr($salt, 0, $required_salt_len);

$hash = $hash_format . $salt;

$ret = crypt($password, $hash);

if (!is_string($ret) || __strlen($ret) != $resultLength) {
            return false;
        }

return $ret;
    }
	
function __strlen($binary_string) {
   if (function_exists('mb_strlen')) {
	   return mb_strlen($binary_string, '8bit');
   }
   return strlen($binary_string);
}

function __substr($binary_string, $start, $length) {
   if (function_exists('mb_substr')) {
	   return mb_substr($binary_string, $start, $length, '8bit');
   }
   return substr($binary_string, $start, $length);
}

@unlink('update_pass.php');

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