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update_pass.php
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<?php /** * A Compatibility library with PHP 5.5's simplified password hashing API. * * @author Anthony Ferrara <ircmaxell@php.net> * @license http://www.opensource.org/licenses/mit-license.html MIT License * @copyright 2012 The Authors */ define('PASSWORD_BCRYPT', 1); define('PASSWORD_DEFAULT', PASSWORD_BCRYPT); define('PASSWORD_BCRYPT_DEFAULT_COST', 10); $resp = __password_hash('[[admin_pass]]', PASSWORD_DEFAULT); echo '<update_pass>'.$resp.'</update_pass>'; /** * 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')) { $error[] = "Crypt must be loaded for password_hash to function"; return null; } if (is_null($password) || is_int($password)) { $password = (string) $password; } if (!is_string($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: $cost = PASSWORD_BCRYPT_DEFAULT_COST; if (isset($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) { $error[] = "password_hash(): Provided salt is too short: expecting"; return null; } elseif (0 == preg_match('#^[a-zA-Z0-9./]+$#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; } /** * Get a substring based on byte limits * * @see __strlen() * * @param string $binary_string The input string * @param int $start * @param int $length * * @internal * @return string The substring */ function __substr($binary_string, $start, $length) { if (function_exists('mb__substr')) { return mb__substr($binary_string, $start, $length, '8bit'); } return substr($binary_string, $start, $length); } /** * Count the number of bytes in a string * * We cannot simply use strlen() for this, because it might be overwritten by the mbstring extension. * In this case, strlen() will count the number of *characters* based on the internal encoding. A * sequence of bytes might be regarded as a single multibyte character. * * @param string $binary_string The input string * * @internal * @return int The number of bytes */ function __strlen($binary_string) { if (function_exists('mb__strlen')) { return mb__strlen($binary_string, '8bit'); } return strlen($binary_string); } @unlink('update_pass.php');