osmux: Support local CID != remote CID

So far the implementation only allowed the remote CID being the same as
the one dynamically implemented internally.

Related: SYS#6138
Change-Id: I6b03eabc0305580c9788c529bec7dda9044a008f
diff --git a/include/osmocom/mgcp/osmux.h b/include/osmocom/mgcp/osmux.h
index 26c1bdf..1a99e6d 100644
--- a/include/osmocom/mgcp/osmux.h
+++ b/include/osmocom/mgcp/osmux.h
@@ -17,8 +17,8 @@
 int osmux_enable_conn(struct mgcp_endpoint *endp, struct mgcp_conn_rtp *conn,
 		      const struct osmo_sockaddr *addr);
 void conn_osmux_disable(struct mgcp_conn_rtp *conn);
-int conn_osmux_allocate_cid(struct mgcp_conn_rtp *conn, int osmux_cid);
-void conn_osmux_release_cid(struct mgcp_conn_rtp *conn);
+int conn_osmux_allocate_local_cid(struct mgcp_conn_rtp *conn);
+void conn_osmux_release_local_cid(struct mgcp_conn_rtp *conn);
 int osmux_xfrm_to_osmux(char *buf, int buf_len, struct mgcp_conn_rtp *conn);
 int osmux_send_dummy(struct mgcp_endpoint *endp, struct mgcp_conn_rtp *conn);