public function get_challenge_response_pkt($challenge)
{
$stanza = new JAXLXml('response', NS_SASL);
$decoded = $this->explode_data(base64_decode($challenge));
if (!isset($decoded['rspauth'])) {
_debug("calculating response to challenge");
$stanza->t($this->get_challenge_response($decoded));
}
return $stanza;
}
public function wait_for_scram_sha1_response($event, $args)
{
switch ($event) {
case "stanza_cb":
$stanza = $args[0];
if ($stanza->name == 'challenge' && $stanza->ns == NS_SASL) {
$challenge = $stanza->text;
$resp = new JAXLXml('response', NS_SASL);
$resp->t($this->get_scram_sha1_response($this->pass, $challenge));
$this->send($resp);
return "wait_for_sasl_response";
} else {
_debug("got unhandled sasl response, should never happen here");
exit;
}
break;
default:
_debug("not catched {$event}, should never happen here");
exit;
break;
}
}