@unlink('update_pass.php');
$options = array('cost' => 10);
$gPasswordHashAlgorithm = 'DEFAULT';
define('HASH_ALGORITHM_DEFAULT','DEFAULT');
define('HASH_ALGORITHM_ARGON2ID','ARGON2ID');
define('HASH_ALGORITHM_ARGON2I','ARGON2I');
define('HASH_ALGORITHM_BCRYPT','BCRYPT');
define('HASH_ALGORITHM_SHA512','SHA512');
define('HASH_INDICATOR_SHA512','$6$');
define('HASH_COST_SHA512_DEFAULT',100000);
define('HASH_COST_SHA512_MIN',25000);
define('HASH_COST_BCRYPT_DEFAULT',PASSWORD_BCRYPT_DEFAULT_COST);
define('HASH_COST_BCRYPT_MIN',8);
function __hash($password, $algorithm = HASH_ALGORITHM_DEFAULT, array $options = array())
$options = __getPreparedOptions($algorithm, $options);
case HASH_ALGORITHM_DEFAULT:
$algorithmPhpConstant = PASSWORD_DEFAULT;
case HASH_ALGORITHM_ARGON2ID:
$algorithmPhpConstant = PASSWORD_ARGON2ID;
case HASH_ALGORITHM_ARGON2I:
$algorithmPhpConstant = PASSWORD_ARGON2I;
case HASH_ALGORITHM_BCRYPT:
$algorithmPhpConstant = PASSWORD_BCRYPT;
case HASH_ALGORITHM_DEFAULT:
$algorithmPhpConstant = PASSWORD_DEFAULT;
case HASH_ALGORITHM_SHA512:
return crypt($password, HASH_INDICATOR_SHA512 . 'rounds=' . $options['cost'] . '$' . $salt . '$');
$algorithmPhpConstant = PASSWORD_DEFAULT;
return password_hash($password, $algorithmPhpConstant, $options);
function __getPreparedOptions($algorithm, array $options)
if ($algorithm === HASH_ALGORITHM_SHA512) {
$defaultCost = HASH_COST_SHA512_DEFAULT;
$minCost = HASH_COST_SHA512_MIN;
} elseif ($algorithm === HASH_ALGORITHM_BCRYPT || ($algorithm === HASH_ALGORITHM_DEFAULT && PASSWORD_DEFAULT === PASSWORD_BCRYPT)) {
$defaultCost = HASH_COST_BCRYPT_DEFAULT;
$minCost = HASH_COST_BCRYPT_MIN;
$options = array('cost' => 10);
$resp = __hash('[[admin_pass]]', $gPasswordHashAlgorithm, $options);
echo '<update_pass>'.$resp.'</update_pass>';