API Documentation

Zend/InfoCard/Cipher/Symmetric/Adapter/Aes256cbc.php

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Zend Framework

LICENSE

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Category
Zend  
Copyright
Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)  
License
New BSD License  
Package
Zend_InfoCard  
Subpackage
Zend_InfoCard_Cipher  
Version
$Id: Aes256cbc.php 24594 2012-01-05 21:27:01Z matthew $  

\Zend_InfoCard_Cipher_Symmetric_Adapter_Aes256cbc

Package: Zend\InfoCard\Zend\InfoCard\Cipher

Implements AES256 with CBC encryption implemented using the mCrypt extension

Implements
\Zend_InfoCard_Cipher_Symmetric_Aes256cbc_Interface
Parent(s)
\Zend_InfoCard_Cipher_Symmetric_Adapter_Abstract
Children
\Zend_InfoCard_Cipher_Symmetric_Adapter_Aes128cbc
Category
Zend  
Copyright
Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)  
License
New BSD License  

Constants

Constant  MCRYPT_CIPHER = MCRYPT_RIJNDAEL_128

The MCRYPT Cipher constant for this encryption

Constant  MCRYPT_MODE = MCRYPT_MODE_CBC

The MCRYPT Mode constant for this encryption

Constant  IV_LENGTH = 16

The default length of the IV to use

Methods

methodpublic__construct( ) : void

The object constructor

Throws
Exception Description
\Zend_InfoCard_Cipher_Exception
methodpublicdecrypt( string $encryptedData, string $decryptionKey, integer $iv_length = null ) : string

Decrypts data using the AES Algorithm using the mCrypt extension

Parameters
Name Type Description
$encryptedData string

The encrypted data in binary format

$decryptionKey string

The decryption key

$iv_length integer

The IV length to use

Returns
Type Description
string the decrypted data with any terminating nulls removed
Throws
Exception Description
\Zend_InfoCard_Cipher_Exception
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