XPROPERTY("from", presence_jid, strlen(presence_jid)),
XPROPERTY("to", XMPP->client_jid, strlen(XMPP->client_jid)),
TYPE_ARGEND);
XPROPERTY("from", presence_jid, strlen(presence_jid)),
XPROPERTY("to", XMPP->client_jid, strlen(XMPP->client_jid)),
TYPE_ARGEND);