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Merge pull request #704 from terrafrost/openssl-rc4

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RC4: re-add the OpenSSL changes for RC4

* terrafrost/openssl-rc4:
  RC4: re-add the OpenSSL changes for RC4
This commit is contained in:
Andreas Fischer 2015-06-10 22:51:25 +02:00
commit 76c5cedbf9
1 changed files with 32 additions and 0 deletions
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32
phpseclib/Crypt/RC4.php
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@ -135,6 +135,38 @@ class RC4 extends Base
parent::__construct(Base::MODE_STREAM);
}
/**
* Test for engine validity
*
* This is mainly just a wrapper to set things up for Crypt_Base::isValidEngine()
*
* @see Crypt_Base::Crypt_Base()
* @param Integer $engine
* @access public
* @return Boolean
*/
function isValidEngine($engine)
{
switch ($engine) {
case Base::ENGINE_OPENSSL:
switch (strlen($this->key)) {
case 5:
$this->cipher_name_openssl = 'rc4-40';
break;
case 8:
$this->cipher_name_openssl = 'rc4-64';
break;
case 16:
$this->cipher_name_openssl = 'rc4';
break;
default:
return false;
}
}
return parent::isValidEngine($engine);
}
/**
* Dummy function.
*