Online PHP editor | rfc for WR7UG

@ 2014-11-24T06:15:47Z

<?php

$encAlgo = 'rijndael-256';
$encMode = 'ecb';

function encrypt_base64_urlenc($secret, $shared) {
    global $encAlgo;
    global $encMode;
    $secret .= '\0';
    return rawurlencode(
        base64_encode(
                trim(mcrypt_encrypt(
                    $encAlgo,
                    $shared,
                    $secret,
                    $encMode,
                    mcrypt_create_iv(
                        mcrypt_get_iv_size(
                            $encAlgo,
                            $encMode
                        ),
                        2
                    )
                ), "\0")
            )
        );
}

function decrypt_base64($secret, $shared) {
    global $encAlgo;
    global $encMode;
    $result =
        trim(mcrypt_decrypt(
            $encAlgo,
            $shared,
            base64_decode(strtr($secret,' ','+')),
            $encMode,
            mcrypt_create_iv(
                mcrypt_get_iv_size(
                    $encAlgo,
                    $encMode
                ),
                2
            )
        ), "\0");
    $terminator = strpos($result, '\0');
    if ( $terminator !== -1 )
        return substr($result, 0, $terminator);
    return $result;
}

$test = encrypt_base64_urlenc('thisisatest','derpderp');
echo "$test\n";

$decd = decrypt_base64(rawurldecode($test),'derpderp');
echo "$decd\n";

$v = 'UQZv+VpZTlLkjPSaNnkrnDUMXH1pHKb/Jd7Aq+g9exo=';
$k = base64_decode('WOZ5NTIR9HrGM6bdehY0LMG8rmnnvplUprgSJE4cl1Y=');
echo decrypt_base64($v, $k);

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function mcrypt_encrypt() in /in/WR7UG:12 Stack trace: #0 /in/WR7UG(52): encrypt_base64_urlenc('thisisatest\\0', 'derpderp') #1 {main} thrown in /in/WR7UG on line 12
Process exited with code 255.

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