Function ospGetNextOrigDestination

modules/osp/destination.c:278–317

* Retrieved an unused and supported originate destination from an AVP * avpid - osp_origdest_avpid * value - osp_dest wrapped in a string * There can be 0, 1 or more originate destinations. * Find the 1st unused destination (used==0) & supported (support==1), * return it, and mark it as used (used==1). * return NULL on failure */

 * return NULL on failure
 */
osp_dest* ospGetNextOrigDestination(void)
{
    struct usr_avp* destavp = NULL;
    int_str destval;
    osp_dest* dest = NULL;
    osp_dest* result = NULL;

    for (destavp = search_first_avp(AVP_VAL_STR, _osp_origdest_avpid, NULL, 0);
        destavp != NULL;
        destavp = search_next_avp(destavp, NULL))
    {
        get_avp_val(destavp, &destval);

        /* OSP destintaion is wrapped in a string */
        dest = (osp_dest*)destval.s.s;

        if (dest->used == 0) {
            if (dest->supported == 1) {
                LM_DBG("orig dest found\n");
                dest->used = 1;
                result = dest;
                break;
            } else {
                /* Make it looks like used */
                dest->used = 1;
                /* 111 means wrong protocol */
                dest->lastcode = 111;
                LM_DBG("destination does not been supported\n");
            }
        } else {
            LM_DBG("destination has already been used\n");
        }
    }

    if (result == NULL) {
        LM_DBG("there is not unused destination\n");
    }

    return result;
}

/*
 * Retrieved the last used originate destination from an AVP