Function tr_eval_ip

transformations.c:1818–2059

}

int tr_eval_ip(struct sip_msg *msg, tr_param_t *tp,int subtype,
		pv_value_t *val)
{
	char *buffer, *_tr_buffer = get_tr_buffer();
	struct ip_addr *p_ip;
	str inet = str_init("INET");
	str inet6 = str_init("INET6");
	struct hostent *server;
	struct ip_addr ip;
	unsigned int len, rc;
	struct net *mask;
	pv_value_t v;
	str sv;
	char *p;

	if (!val)
		return -1;

	if (val->flags & PV_VAL_NULL)
		return 0;

	if(!(val->flags&PV_VAL_STR) || val->rs.len<=0)
		goto error;

	switch (subtype)
	{
		case TR_IP_FAMILY:
			if (val->rs.len == 4)
			{
				memcpy(val->rs.s,inet.s,inet.len);
				val->rs.len = inet.len;
			}
			else if (val->rs.len == 16)
			{
				memcpy(val->rs.s,inet6.s,inet6.len);
				val->rs.len = inet6.len;
			}
			else
			{
				LM_ERR("Invalid ip address provided for ip.family. "
					"Binary format expected !\n");
				goto error;
			}

			val->flags = PV_VAL_STR;
			break;
		case TR_IP_NTOP:
			if (val->rs.len == 4)
				ip.af = AF_INET;
			else if (val->rs.len == 16)
				ip.af = AF_INET6;
			else
			{
				LM_ERR("Invalid ip address provided for ip.ntop. "
					"Binary format expected !\n");
				goto error;
			}