[mgcp] Make the creation of the mgcp message public.
diff --git a/openbsc/src/mgcp/mgcp_protocol.c b/openbsc/src/mgcp/mgcp_protocol.c
index 88273fa..f7588cd 100644
--- a/openbsc/src/mgcp/mgcp_protocol.c
+++ b/openbsc/src/mgcp/mgcp_protocol.c
@@ -324,7 +324,7 @@
 	return msg;
 }
 
-static struct msgb *create_response_with_data(int code, const char *msg, const char *trans,
+struct msgb *mgcp_create_response_with_data(int code, const char *msg, const char *trans,
 				    const char *data)
 {
 	int len;
@@ -347,7 +347,7 @@
 
 static struct msgb *create_response(int code, const char *msg, const char *trans)
 {
-	return create_response_with_data(code, msg, trans, NULL);
+	return mgcp_create_response_with_data(code, msg, trans, NULL);
 }
 
 static struct msgb *create_response_with_sdp(struct mgcp_endpoint *endp,
@@ -368,7 +368,7 @@
 			endp->ci, addr, endp->rtp_port,
 			endp->cfg->audio_payload, endp->cfg->audio_payload,
 		        endp->cfg->audio_name);
-	return create_response_with_data(200, msg, trans_id, sdp_record);
+	return mgcp_create_response_with_data(200, msg, trans_id, sdp_record);
 }
 
 /* send a static record */