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Marc Alexander ac311e1b39 [ticket/12352] Do not check hashes that don't have the necessary length
This should significantly reduce the time spent on checking hashes of
passwords that should be converted.

PHPBB3-12352
2014-06-02 10:14:26 +02:00

69 lines
1.1 KiB
PHP

<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\passwords\driver;
class sha_xf1 extends base
{
const PREFIX = '$xf1$';
/**
* @inheritdoc
*/
public function get_prefix()
{
return self::PREFIX;
}
/**
* @inheritdoc
*/
public function is_legacy()
{
return true;
}
/**
* @inheritdoc
*/
public function hash($password, $user_row = '')
{
// Do not support hashing
return false;
}
/**
* @inheritdoc
*/
public function check($password, $hash, $user_row = array())
{
if (empty($hash) || (strlen($hash) != 40 && strlen($hash) != 64) || !isset($user_row['user_passwd_salt']))
{
return false;
}
else
{
// Works for xenforo 1.0, 1.1
if ($hash === sha1(sha1($password) . $user_row['user_passwd_salt'])
|| $hash === hash('sha256', hash('sha256', $password) . $user_row['user_passwd_salt']))
{
return true;
}
else
{
return false;
}
}
}
}