--- ray/src/hd/rhdisp.h	1997/10/31 10:23:29	3.1
+++ ray/src/hd/rhdisp.h	1997/11/10 18:04:20	3.3
@@ -4,23 +4,23 @@
 
 /*
  * Header for holodeck display drivers.
- * Include after "rholo.h".
  */
 
 				/* display requests */
-#define DR_NEWSET	1		/* new bundle set */
-#define DR_BUNDLE	2		/* bundle request */
-#define DR_ATTEN	3		/* request for attention */
-#define DR_SHUTDOWN	4		/* shutdown request */
+#define DR_BUNDLE	1		/* bundle request */
+#define DR_ATTEN	2		/* request for attention */
+#define DR_SHUTDOWN	3		/* shutdown request */
+#define DR_NEWSET	4		/* new bundle set */
 #define DR_ADDSET	5		/* add to current set */
 #define DR_DELSET	6		/* delete from current set */
 
 				/* server responses */
-#define DS_IMMSET	1		/* immediate bundle set */
-#define DS_BUNDLE	2		/* computed bundle */
-#define DS_ACKNOW	3		/* acknowledge request for attention */
-#define DS_SHUTDOWN	4		/* end process and close connection */
-#define DS_ADDHOLO	5		/* register new holodeck */
+#define DS_BUNDLE	7		/* computed bundle */
+#define DS_ACKNOW	8		/* acknowledge request for attention */
+#define DS_SHUTDOWN	9		/* end process and close connection */
+#define DS_ADDHOLO	10		/* register new holodeck */
+#define DS_STARTIMM	11		/* begin immediate bundle set */
+#define DS_ENDIMM	12		/* end immediate bundle set */
 
 /*
  * Normally, the server channel has priority, with the display process
@@ -32,35 +32,11 @@
  * Priority returns to normal after the following request.
  */
 
+#ifndef BIGREQSIZ
+#define BIGREQSIZ	512		/* big request size (bytes) */
+#endif
+
 typedef struct {
 	int2	type;		/* message type */
 	int4	nbytes;		/* number of additional bytes */
 } MSGHEAD;		/* message head */
-
-	/* display request message bodies */
-
-			/* DR_NEWSET */
-/* no body */
-			/* DR_BUNDLE */
-#define BUNDLE_REQ	PACKHEAD
-			/* DR_ENDSET */
-/* no body */
-			/* DR_SHUTDOWN */
-/* no body */
-			/* DR_ADDSET */
-/* no body */
-
-	/* server response message bodies */
-
-			/* DS_STARTIMM */
-/* no body */
-			/* DS_BUNDLE */
-#define BUNDLE_RES	PACKHEAD	/* extendable */
-			/* DS_ENDIMM */
-/* no body */
-			/* DS_SHUTDOWN */
-/* no body */
-			/* DS_ADDHOLO */
-#define HOLO_RES	HDGRID
-			/* DS_ACKNOW */
-/* no body */