Function set_ruri

parser/msg_parser.c:1014–1045

* Make a private copy of the string and assign it to new_uri */

 * Make a private copy of the string and assign it to new_uri
 */
int set_ruri(struct sip_msg *msg, str *uri)
{
	if (!msg || !uri) {
		LM_ERR("invalid parameter value\n");
		return -1;
	}

	/* strange/corrupt input: best to assume it's an empty URI */
	if (!uri->s || uri->len == 0) {
		pkg_free(msg->new_uri.s);
		memset(&msg->new_uri, 0, sizeof msg->new_uri);
		return 0;
	}

	if (msg->new_uri.s && (msg->new_uri.len >= uri->len)) {
		memcpy(msg->new_uri.s, uri->s, uri->len);
		msg->new_uri.len = uri->len;
	} else {
		msg->new_uri.s = pkg_realloc(msg->new_uri.s, uri->len + 1);
		if (!msg->new_uri.s) {
			LM_ERR("not enough pkg memory (%d)\n",uri->len);
			return -1;
		}

		memcpy(msg->new_uri.s, uri->s, uri->len);
		msg->new_uri.len = uri->len;
	}

	set_ruri_q(msg, Q_UNSPECIFIED);
	msg->parsed_uri_ok = 0;
	return 0;
}