function containerExec($content)
{
global $DLC_KEY1, $DLC_KEY2;
if ($DLC_KEY1 == '' || $DLC_KEY2 == '') {
return 'ERROR: You have to set up the variable $DLC_KEY1 and $DLC_KEY2 in the dlc container module.';
}
$retval = '';
$TAILLEN = 88;
$IV = hex2bin('00000000000000000000000000000000');
$content = preg_replace('/[\\r\\n]+/s', '', $content);
$tail = substr($content, strlen($content) - $TAILLEN);
$content = substr($content, 0, strlen($content) - strlen($tail));
$content = base64_decode($content);
$response = dlcHttpPost($tail);
$responseKey = '';
if (preg_match('/<rc>(.*)<.rc>/', $response, $res)) {
$responseKey = $res[1];
}
if ($responseKey == '' || $responseKey == '2YVhzRFdjR2dDQy9JL25aVXFjQ1RPZ') {
return '';
}
$responseKeyDeb64 = base64_decode($responseKey);
$responseKeyDeb64Decr = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $DLC_KEY1, $responseKeyDeb64, MCRYPT_MODE_ECB, $IV);
mcrypt_ecb(MCRYPT_LOKI97, $key, $msg, MCRYPT_ENCRYPT);
$newkey = xorcrypt($responseKeyDeb64Decr, $DLC_KEY2);
$newdlc = $newkey . $content;
for ($dlclen = strlen($content); $dlclen > 0; $dlclen = strlen($content)) {
$rest = $dlclen >= 16 ? 16 : $dlclen;
$cutold = substr($content, 0, $rest);
$cutnew = substr($newdlc, 0, $rest);
$content = substr($content, $rest);
$newdlc = substr($newdlc, $rest);
$cutold = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $newkey, $cutold, MCRYPT_MODE_ECB, $IV);
$cutold = xorcrypt($cutold, $cutnew);
$xml .= $cutold;
}
$xml = base64_decode($xml);
if (preg_match_all('/<url>([^<]*)<.url>/', $xml, $res)) {
foreach ($res[1] as $id => $link) {
$link = base64_decode($link);
if ($link != 'http://jdownloader.org') {
$retval .= $link . "\n";
}
}
}
return $retval;
}
/**
* Get the password splitting knowledge between server and client side persistant storage.
* Caller should regenerate session ID when contemplating a new user/password,
* to preclude session fixation, though fixation is limited without the secret.
*
* @param $password Password
*/
function setpassword($password)
{
$randlen = strlen($password);
$key = getrandchars($randlen);
$cryptext = xorcrypt($password, $key);
// Non-ascii characters, encode it in base64
$cryptext = base64_encode($cryptext);
setcookie("xcatauthsecret", $cryptext, 0, '/');
$GLOBALS["xcatauthsecret"] = $cryptext;
$_SESSION["secretkey"] = $key;
}
