<?
///////////////////////////////////////////////////
// A Encryption/Decryption CLASS with Rijndael 256
// By Ismet Ozalp
// 16.03.2005
// Please Do not remove this header
///////////////////////////////////////////////////
class pWord {
var $mykey = "THISisMyKey";
function getEncryptedPass($len){
$pass = $this->makeRandomPassword($len);
return $this->linencrypt($pass);
}
function linencrypt($pass) {
$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB); //get vector size on ECB mode
$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND); //Creating the vector
$cryptedpass = mcrypt_encrypt (MCRYPT_RIJNDAEL_256, $this->mykey, $pass, MCRYPT_MODE_ECB, $iv); //Encrypting using MCRYPT_RIJNDAEL_256 algorithm
return $cryptedpass;
}
function lindecrypt($enpass) {
$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
$decryptedpass = mcrypt_decrypt (MCRYPT_RIJNDAEL_256, $this->mykey, $enpass, MCRYPT_MODE_ECB, $iv); //Decrypting...
return rtrim($decryptedpass);
}
function makeRandomPassword($len) {
$salt = "ABCDEFGHJKLMNPRSTUVWXYZ0123456789abchefghjkmnpqrstuvwxyz";
srand((double)microtime()*1000000);
for($i = 0;$i < $len;$i++) {
$num = rand() % 56;
$tmp = substr($salt, $num, 1);
$pass = $pass . $tmp;
}
return $pass;
}
}
?>
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