Function rtpproxy_offer_answer

modules/rtpproxy/rtpproxy.c:3592–4476

	} while (0)

static int rtpproxy_offer_answer(struct sip_msg *msg, struct rtpp_args *args,
		pv_spec_t *var, pv_spec_t *ipvar, str *body, str *bind_local)
{
	str body1, oldport, oldip, newport, newip ,nextport;
	str tmp, payload_types;
	int create, port, len, asymmetric, flookup, argc, proxied, real;
	int orgip, commip, enable_notification, keep_body;
	int pf, pf1, force, err, locked = 0;
	struct options opts, rep_opts, pt_opts, m_opts, t_opts, mod_opts;
	char *cp, *cp1;
	char  *cpend, *next;
	char **ap, *argv[10];
	struct lump* anchor;
	struct rtpproxy_vcmd vup;
	RTPP_VCMD_INIT(vup, 25,
		{NULL, 0},	/* command & common options */
		{NULL, 0},	/* per-media/per-node options 1 */
		{NULL, 0},	/* per-media/per-node options 2 */
		{NULL, 0},	/* per-media/per-node options 3 */
		{" ", 1},	/* separator */
		{NULL, 0},	/* callid */
		{" ", 1},	/* separator */
		{NULL, 7},	/* newip */
		{" ", 1},	/* separator */
		{NULL, 1},	/* oldport */
		{" ", 1},	/* separator */
		{NULL, 0},	/* from_tag */
		{";", 1},	/* separator */
		{NULL, 0},	/* medianum */
		{" ", 1},	/* separator */
		{NULL, 0},	/* to_tag */
		{";", 1},	/* separator */
		{NULL, 0},	/* medianum */
		{" ", 1},	/* separator */
		{NULL, 0},	/* notify socket name */
		{" ", 1},	/* separator */
		{NULL, 0},	/* notify tag */
		{NULL, 0},	/* (optional) module separator */
		{NULL, 0},	/* (optional) DTMF tag */
		{NULL, 0}	/* (optional) module opts */
	);
	char *v1p, *v2p, *c1p, *c2p, *m1p, *m2p, *bodylimit, *o1p, *r2p, *newbody;
	char medianum_buf[20];
	char buf[32], dbuf[128];
	int medianum, media_multi;
	str medianum_str, tmpstr1;
	int c1p_altered;
	int enable_dtmf_catch = 0;
	int node_has_notification, node_has_dtmf_catch = 0;
	int vcnt;
	pv_value_t val;
	char *adv_address = NULL;
	struct dlg_cell * dlg;
	str dtmf_tag = {0, 0}, timeout_tag = {0, 0};
	str rn_name = rtpp_notify_cfg.name;
	int allocated_body = 0;
	str *did;
	int ret = -1;