X7ROOT File Manager
Current Path:
/home/notabjze/just4dastreets.com/libraries/src/Encrypt/AES
home
/
notabjze
/
just4dastreets.com
/
libraries
/
src
/
Encrypt
/
AES
/
ðŸ“
..
📄
AbstractAES.php
(1.85 KB)
📄
AesInterface.php
(3.08 KB)
📄
Mcrypt.php
(3.68 KB)
📄
OpenSSL.php
(5.83 KB)
Editing: AbstractAES.php
<?php /** * Joomla! Content Management System * * @copyright (C) 2016 Open Source Matters, Inc. <https://www.joomla.org> * @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\CMS\Encrypt\AES; \defined('JPATH_PLATFORM') or die; /** * Abstract AES encryption class * * @since 4.0.0 */ abstract class AbstractAES { /** * Trims or zero-pads a key / IV * * @param string $key The key or IV to treat * @param int $size The block size of the currently used algorithm * * @return null|string Null if $key is null, treated string of $size byte length otherwise */ public function resizeKey($key, $size) { if (empty($key)) { return null; } $keyLength = \strlen($key); if (\function_exists('mb_strlen')) { $keyLength = mb_strlen($key, 'ASCII'); } if ($keyLength == $size) { return $key; } if ($keyLength > $size) { if (\function_exists('mb_substr')) { return mb_substr($key, 0, $size, 'ASCII'); } return substr($key, 0, $size); } return $key . str_repeat("\0", ($size - $keyLength)); } /** * Returns null bytes to append to the string so that it's zero padded to the specified block size * * @param string $string The binary string which will be zero padded * @param int $blockSize The block size * * @return string The zero bytes to append to the string to zero pad it to $blockSize */ protected function getZeroPadding($string, $blockSize) { $stringSize = \strlen($string); if (\function_exists('mb_strlen')) { $stringSize = mb_strlen($string, 'ASCII'); } if ($stringSize == $blockSize) { return ''; } if ($stringSize < $blockSize) { return str_repeat("\0", $blockSize - $stringSize); } $paddingBytes = $stringSize % $blockSize; return str_repeat("\0", $blockSize - $paddingBytes); } }
Upload File
Create Folder