steffen: server/kolab-horde-framework/kolab-horde-framework/Cipher Cipher.php, NONE, 1.1 package.xml, NONE, 1.1

cvs at intevation.de cvs at intevation.de
Fri Oct 14 16:33:05 CEST 2005


Author: steffen

Update of /kolabrepository/server/kolab-horde-framework/kolab-horde-framework/Cipher
In directory doto:/tmp/cvs-serv28903/kolab-horde-framework/kolab-horde-framework/Cipher

Added Files:
	Cipher.php package.xml 
Log Message:
Separated Horde Framework from kolab-resource-handlers

--- NEW FILE: Cipher.php ---
<?php
/**
 * The Horde_Cipher:: class provides a common abstracted interface to
 * various Ciphers for encryption of arbitrary length pieces of data.
 *
 * Copyright 2002-2004 Mike Cochrane <mike at graftonhall.co.nz>
 *
 * See the enclosed file COPYING for license information (LGPL). If you
 * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
 *
 * $Horde: framework/Cipher/Cipher.php,v 1.16 2004/01/01 15:14:08 jan Exp $
 *
 * @author  Mike Cochrane <mike at graftonhall.co.nz>
 * @version $Revision: 1.1 $
 * @since   Horde 2.2
 * @package Horde_Cipher
 */
class Horde_Cipher {

    /**
     * The block mode for the cipher chaining
     * @var string $_blockMode
     */
    var $_blockMode = 'CBC';

    /**
     * The initialization vector
     * @var string $_iv
     */
    var $_iv = null;

    /**
     * Set the block mode for cipher chaining
     *
     * @param String $blockMode The new blockmode
     */
    function setBlockMode($blockMode)
    {
        $this->_blockMode = $blockMode;
    }

    /**
     * Set the iv
     *
     * @param String $iv    The new iv.
     */
    function setIV($iv)
    {
        $this->_iv = $iv;
    }

    /**
     * Encrypt a string
     *
     * @param String $plaintext     The data to encrypt
     *
     * @return String       The encrypted data
     */
    function encrypt($plaintext)
    {
        require_once dirname(__FILE__) . '/Cipher/BlockMode.php';
        $blockMode = &Horde_Cipher_BlockMode::factory($this->_blockMode);
        if (!is_null($this->_iv)) {
            $blockMode->setIV($this->_iv);
        }

        return $blockMode->encrypt($this, $plaintext);
    }

    /**
     * Decrypt a string
     *
     * @param String $ciphertext     The data to decrypt
     *
     * @return String       The decrypted data
     */
    function decrypt($ciphertext)
    {
        require_once dirname(__FILE__) . '/Cipher/BlockMode.php';
        $blockMode = &Horde_Cipher_BlockMode::factory($this->_blockMode);
        if (!is_null($this->_iv)) {
            $blockMode->setIV($this->_iv);
        }

        return $blockMode->decrypt($this, $ciphertext);
    }

    /**
     * Attempts to return a concrete Cipher instance based on $driver.
     *
     * @access public
     *
     * @param mixed $cipher           The type of concrete Cipher subclass to
     *                                return.
     * @param optional array $params  A hash containing any additional
     *                                parameters a subclass might need.
     *
     * @return object Cipher   The newly created concrete Cipher instance, or PEAR_Error
     *                         on an error.
     */
    function &factory($cipher, $params = null)
    {
        $driver = basename($cipher);

        if (@file_exists(dirname(__FILE__) . '/Cipher/' . $cipher . '.php')) {
            require_once dirname(__FILE__) . '/Cipher/' . $cipher . '.php';
        }

        $class = 'Horde_Cipher_' . $cipher;
        if (class_exists($class)) {
            return $ret = &new $class($params);
        } else {
            return PEAR::raiseError('Class definition of ' . $class . ' not found.');
        }
    }

}

--- NEW FILE: package.xml ---
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!-- $Horde: framework/Cipher/package.xml,v 1.10 2003/12/13 05:28:49 chuck Exp $ -->
<!DOCTYPE package SYSTEM "http://pear.php.net/dtd/package-1.1">
<package version="1.0">
  <name>Horde_Cipher</name>
  <summary>Cipher API</summary>
  <description>This package provides a Block Mode Cipher API, supporting the following ciphers:
* Blowfish
* Cast128
* DES
* RC2
* RC4

And supporting the following block modes:
* CBC
* ECB
* CFB64
* OFB64
  </description>
  <license>LGPL</license>

  <maintainers>
    <maintainer>
      <user>mac</user>
      <role>lead</role>
      <name>Mike Cochrane</name>
      <email>mike at graftonhall.co.nz</email>
    </maintainer>
  </maintainers>

  <release>
    <version>0.0.1</version>
    <state>alpha</state>
    <date>2003-07-03</date>
    <notes>Initial Release.</notes>
    <filelist>
      <file name="Cipher.php" role="php" baseinstalldir="/Horde"/>
      <dir name="Cipher" role="php" baseinstalldir="/Horde">
        <file name="BlockMode.php"/>
        <file name="blowfish.php"/>
        <file name="cast128.php"/>
        <file name="des.php"/>
        <file name="rc2.php"/>
        <file name="rc4.php"/>
        <dir name="BlockMode" role="php">
          <file role="php" name="cbc.php"/>
          <file role="php" name="cfb64.php"/>
          <file role="php" name="ecb.php"/>
          <file role="php" name="ofb64.php"/>
        </dir>
      </dir>
      <dir name="tests" role="test">
        <file name="Cipher1.phpt"/>
        <file name="Cipher2.phpt"/>
        <file name="Cipher3.phpt"/>
        <file name="Cipher4.phpt"/>
        <file name="Cipher5.phpt"/>
        <file name="Cipher6.phpt"/>
      </dir>
    </filelist>

    <deps>
      <dep type="php" rel="ge" version="4.2.0+" />
    </deps>
  </release>

  <changelog>
    <release>
      <version>0.0.1</version>
      <state>alpha</state>
      <date>2003-07-03</date>
      <notes>Initial release as a PEAR package</notes>
    </release>
  </changelog>
</package>





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