Function get_callid

parser/msg_parser.h:486–502

* Get the callid of a message. If returned value is 0, the callid is stored * in the _cid field, otherwise -1 is returned on error */

 * in the _cid field, otherwise -1 is returned on error
 */
inline static int get_callid(struct sip_msg* _m, str* _cid)
{
	if ((parse_headers(_m, HDR_CALLID_F, 0) == -1)) {
		LM_ERR("failed to parse call-id header\n");
		return -1;
	}

	if (_m->callid == NULL) {
		LM_ERR("call-id not found\n");
		return -1;
	}

	_cid->s = _m->callid->body.s;
	_cid->len = _m->callid->body.len;
	trim(_cid);
	return 0;
}


/*