mcrypt_rand reescrever no nó js

var crypto = require('crypto');

var text = "Some super mega text I want encode";
var skey = "rcbTw667C7zxghZ5U3gwhQlp22t8c5Rq";

function encode(text, skey) {
    var len = text.length;
    var padSize = 16 - ((len + 16 - 1) % 16 + 1);
    for (var i = 0; i < padSize; i++) { 
        text += '\0';
    }
    var cipher = crypto.createCipheriv('aes-256-ecb', skey, '');
    cipher.setAutoPadding(false);
    var encrypted = cipher.update(text, 'utf8', 'base64');
    encrypted += cipher.final('base64');
    return encrypted;
}

console.log(encode(text, skey));
Mayur Nagle