diff options
Diffstat (limited to 'system/libraries/Encrypt.php')
| -rw-r--r-- | system/libraries/Encrypt.php | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php index 2a1de6f37..50b3fab39 100644 --- a/system/libraries/Encrypt.php +++ b/system/libraries/Encrypt.php @@ -27,6 +27,7 @@ * @link http://www.codeigniter.com/user_guide/libraries/encryption.html */ class CI_Encrypt { + var $encryption_key = ''; var $_hash_type = 'sha1'; var $_mcrypt_exists = FALSE; @@ -246,10 +247,9 @@ class CI_Encrypt { */ function mcrypt_encode($data, $key) { - $this->_get_mcrypt(); - $init_size = mcrypt_get_iv_size($this->_mcrypt_cipher, $this->_mcrypt_mode); + $init_size = mcrypt_get_iv_size($this->_get_cipher(), $this->_get_mode()); $init_vect = mcrypt_create_iv($init_size, MCRYPT_RAND); - return mcrypt_encrypt($this->_mcrypt_cipher, $key, $data, $this->_mcrypt_mode, $init_vect); + return mcrypt_encrypt($this->_get_cipher(), $key, $data, $this->_get_mode(), $init_vect); } // -------------------------------------------------------------------- @@ -264,10 +264,9 @@ class CI_Encrypt { */ function mcrypt_decode($data, $key) { - $this->_get_mcrypt(); - $init_size = mcrypt_get_iv_size($this->_mcrypt_cipher, $this->_mcrypt_mode); + $init_size = mcrypt_get_iv_size($this->_get_cipher(), $this->_get_mode()); $init_vect = mcrypt_create_iv($init_size, MCRYPT_RAND); - return rtrim(mcrypt_decrypt($this->_mcrypt_cipher, $key, $data, $this->_mcrypt_mode, $init_vect), "\0"); + return rtrim(mcrypt_decrypt($this->_get_cipher(), $key, $data, $this->_get_mode(), $init_vect), "\0"); } // -------------------------------------------------------------------- @@ -301,22 +300,37 @@ class CI_Encrypt { // -------------------------------------------------------------------- /** - * Get Mcrypt value + * Get Mcrypt Cypher Value * * @access private - * @param string * @return string */ - function _get_mcrypt() + function _get_cypher() { if ($this->_mcrypt_cipher == '') { $this->_mcrypt_cipher = MCRYPT_RIJNDAEL_256; } + + return $this->_mcrypt_cipher; + } + + // -------------------------------------------------------------------- + + /** + * Get Mcrypt MOde Value + * + * @access private + * @return string + */ + function _get_mode() + { if ($this->_mcrypt_mode == '') { $this->_mcrypt_mode = MCRYPT_MODE_ECB; } + + return $this->_mcrypt_mode; } // -------------------------------------------------------------------- |