Latest phpseclib.

cubiclesoft · Mar 16, 2018 · 2ed1bcf · 2ed1bcf
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diff --git a/support/phpseclib/AES.php b/support/phpseclib/AES.php
@@ -5,7 +5,7 @@
  *
  * Uses mcrypt, if available/possible, and an internal implementation, otherwise.
  *
- * PHP version 5
+ * PHP versions 4 and 5
  *
  * NOTE: Since AES.php is (for compatibility and phpseclib-historical reasons) virtually
  * just a wrapper to Rijndael.php you may consider using Rijndael.php instead of
@@ -16,16 +16,16 @@
  * it'll be null-padded to 192-bits and 192 bits will be the key length until {@link self::setKey() setKey()}
  * is called, again, at which point, it'll be recalculated.
  *
- * Since \phpseclib\Crypt\AES extends \phpseclib\Crypt\Rijndael, some functions are available to be called that, in the context of AES, don't
+ * Since Crypt_AES extends Crypt_Rijndael, some functions are available to be called that, in the context of AES, don't
  * make a whole lot of sense.  {@link self::setBlockLength() setBlockLength()}, for instance.  Calling that function,
  * however possible, won't do anything (AES has a fixed block length whereas Rijndael has a variable one).
  *
  * Here's a short example of how to use this library:
  * <code>
  * <?php
- *    include 'vendor/autoload.php';
+ *    include 'Crypt/AES.php';
  *
- *    $aes = new \phpseclib\Crypt\AES();
+ *    $aes = new Crypt_AES();
  *
  *    $aes->setKey('abcdefghijklmnop');
  *
@@ -39,33 +39,102 @@
  * ?>
  * </code>
  *
+ * LICENSE: Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
  * @category  Crypt
- * @package   AES
+ * @package   Crypt_AES
  * @author    Jim Wigginton <terrafrost@php.net>
  * @copyright 2008 Jim Wigginton
  * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
  * @link      http://phpseclib.sourceforge.net
  */
 
-namespace phpseclib\Crypt;
+/**
+ * Include Crypt_Rijndael
+ */
+if (!class_exists('Crypt_Rijndael')) {
+    include_once 'Rijndael.php';
+}
 
-use phpseclib\Crypt\Rijndael;
+/**#@+
+ * @access public
+ * @see self::encrypt()
+ * @see self::decrypt()
+ */
+/**
+ * Encrypt / decrypt using the Counter mode.
+ *
+ * Set to -1 since that's what Crypt/Random.php uses to index the CTR mode.
+ *
+ * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29
+ */
+define('CRYPT_AES_MODE_CTR', CRYPT_MODE_CTR);
+/**
+ * Encrypt / decrypt using the Electronic Code Book mode.
+ *
+ * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29
+ */
+define('CRYPT_AES_MODE_ECB', CRYPT_MODE_ECB);
+/**
+ * Encrypt / decrypt using the Code Book Chaining mode.
+ *
+ * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29
+ */
+define('CRYPT_AES_MODE_CBC', CRYPT_MODE_CBC);
+/**
+ * Encrypt / decrypt using the Cipher Feedback mode.
+ *
+ * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29
+ */
+define('CRYPT_AES_MODE_CFB', CRYPT_MODE_CFB);
+/**
+ * Encrypt / decrypt using the Cipher Feedback mode.
+ *
+ * @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29
+ */
+define('CRYPT_AES_MODE_OFB', CRYPT_MODE_OFB);
+/**#@-*/
 
 /**
  * Pure-PHP implementation of AES.
  *
- * @package AES
+ * @package Crypt_AES
  * @author  Jim Wigginton <terrafrost@php.net>
  * @access  public
  */
-class AES extends Rijndael
+class Crypt_AES extends Crypt_Rijndael
 {
+    /**
+     * The namespace used by the cipher for its constants.
+     *
+     * @see Crypt_Base::const_namespace
+     * @var string
+     * @access private
+     */
+    var $const_namespace = 'AES';
+
     /**
      * Dummy function
      *
-     * Since \phpseclib\Crypt\AES extends \phpseclib\Crypt\Rijndael, this function is, technically, available, but it doesn't do anything.
+     * Since Crypt_AES extends Crypt_Rijndael, this function is, technically, available, but it doesn't do anything.
      *
-     * @see \phpseclib\Crypt\Rijndael::setBlockLength()
+     * @see Crypt_Rijndael::setBlockLength()
      * @access public
      * @param int $length
      */
@@ -80,7 +149,7 @@ function setBlockLength($length)
      * Valid key lengths are 128, 192, and 256.  If the length is less than 128, it will be rounded up to
      * 128.  If the length is greater than 128 and invalid, it will be rounded down to the closest valid amount.
      *
-     * @see \phpseclib\Crypt\Rijndael:setKeyLength()
+     * @see Crypt_Rijndael:setKeyLength()
      * @access public
      * @param int $length
      */
@@ -101,7 +170,7 @@ function setKeyLength($length)
      *
      * Rijndael supports five different key lengths, AES only supports three.
      *
-     * @see \phpseclib\Crypt\Rijndael:setKey()
+     * @see Crypt_Rijndael:setKey()
      * @see setKeyLength()
      * @access public
      * @param string $key