Formats
9 months ago
Traits
9 months ago
.htaccess
9 months ago
AsymmetricKey.php
9 months ago
BlockCipher.php
9 months ago
PrivateKey.php
9 months ago
PublicKey.php
9 months ago
StreamCipher.php
9 months ago
SymmetricKey.php
9 months ago
index.html
9 months ago
web.config
9 months ago
StreamCipher.php
55 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Base Class for all stream ciphers |
| 5 | * |
| 6 | * PHP version 5 |
| 7 | * |
| 8 | * @author Jim Wigginton <terrafrost@php.net> |
| 9 | * @author Hans-Juergen Petrich <petrich@tronic-media.com> |
| 10 | * @copyright 2007 Jim Wigginton |
| 11 | * @license http://www.opensource.org/licenses/mit-license.html MIT License |
| 12 | * @link http://phpseclib.sourceforge.net |
| 13 | */ |
| 14 | |
| 15 | declare(strict_types=1); |
| 16 | |
| 17 | namespace phpseclib3\Crypt\Common; |
| 18 | |
| 19 | /** |
| 20 | * Base Class for all stream cipher classes |
| 21 | * |
| 22 | * @author Jim Wigginton <terrafrost@php.net> |
| 23 | */ |
| 24 | abstract class StreamCipher extends SymmetricKey |
| 25 | { |
| 26 | /** |
| 27 | * Block Length of the cipher |
| 28 | * |
| 29 | * Stream ciphers do not have a block size |
| 30 | * |
| 31 | * @see \phpseclib3\Crypt\Common\SymmetricKey::block_size |
| 32 | * @var int |
| 33 | */ |
| 34 | protected $block_size = 0; |
| 35 | |
| 36 | /** |
| 37 | * Default Constructor. |
| 38 | * |
| 39 | * @see \phpseclib3\Crypt\Common\SymmetricKey::__construct() |
| 40 | * @return StreamCipher |
| 41 | */ |
| 42 | public function __construct() |
| 43 | { |
| 44 | parent::__construct('stream'); |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Stream ciphers not use an IV |
| 49 | */ |
| 50 | public function usesIV(): bool |
| 51 | { |
| 52 | return false; |
| 53 | } |
| 54 | } |
| 55 |