Function response2dlg

modules/tm/dlg.c:343–372

* Extract all necessary information from a response and put it * in a dialog structure */

 * in a dialog structure
 */
static inline int response2dlg(struct sip_msg* _m, dlg_t* _d)
{
	str contact, rtag;

	     /* Parse the whole message, we will need all Record-Route headers */
	if (parse_headers(_m, HDR_EOH_F, 0) == -1) {
		LM_ERR("failed to parse headers\n");
		return -1;
	}

	if (get_contact_uri(_m, &contact) < 0) return -2;
	if (contact.len && shm_str_dup(&_d->rem_target, &contact) < 0) return -3;

	if (get_to_tag(_m, &rtag) < 0) goto err1;
	if (rtag.len && shm_str_dup(&_d->id.rem_tag, &rtag) < 0) goto err1;

	if (get_route_set(_m, &_d->route_set, REVERSE_ORDER) < 0) goto err2;

	return 0;
 err2:
	if (_d->id.rem_tag.s) shm_free(_d->id.rem_tag.s);
	_d->id.rem_tag.s = 0;
	_d->id.rem_tag.len = 0;

 err1:
	if (_d->rem_target.s) shm_free(_d->rem_target.s);
	_d->rem_target.s = 0;
	_d->rem_target.len = 0;
	return -4;
}


/*