--
--****************************************************************************
--*                                                                          *
--*  Copyright (c) 2001                                                      *
--*  by DIGITAL Equipment Corporation, Maynard, Mass.                        *
--*                                                                          *
--*  This software is furnished under a license and may be used and  copied  *
--*  only  in  accordance  with  the  terms  of  such  license and with the  *
--*  inclusion of the above copyright notice.  This software or  any  other  *
--*  copies  thereof may not be provided or otherwise made available to any  *
--*  other person.  No title to and ownership of  the  software  is  hereby  *
--*  transferred.                                                            *
--*                                                                          *
--*  The information in this software is subject to change  without  notice  *
--*  and  should  not  be  construed  as  a commitment by DIGITAL Equipment  *
--*  Corporation.                                                            *
--*                                                                          *
--*  DIGITAL assumes no responsibility for the use or  reliability  of  its  *
--*  software on equipment which is not supplied by DIGITAL.                 *
--*                                                                          *
--****************************************************************************
--********************************************************************************************************************
-- Created: 15-MAR-2001 22:54:01 by OpenVMS SDL EV1-33     
-- Source:   1-MAR-1991 13:57:30 $11$DUA933:[LIB_ADA.LIS]RGBDEF.SDL;1 
--********************************************************************************************************************
with SYSTEM; use SYSTEM;
with STARLET; use STARLET;
with CONDITION_HANDLING; use CONDITION_HANDLING;
 
package RGBDEF is
 
--  module $RGBDEF
 
--+
-- RGB - Range Block
--
-- Range Block is a user defined structure passed by reference to the Lock
-- Manager $enq, $enqw and $deq system system services via the optional [RANGE]
-- argument. 
-- The Range Block specifies a relative start and length of a resource range 
-- to be locked, converted or unlocked.
---
 
    RGB_C_LENGTH		: constant := 16;			-- LENGTH OF FIXED PART
    RGB_K_LENGTH		: constant := 16;			-- LENGTH OF FIXED PART
    RGB_K_MAXRANGE		: constant := -1;			-- Maximum range of resource
 
    type RGB_TYPE is
	record
	    START	: UNSIGNED_QUADWORD;				--  relative start of range to lock
	    LENGTH	: UNSIGNED_QUADWORD;				--  length of range to lock
	end record;
 
	    for RGB_TYPE use 
		record
		    START	at 0 range 0 .. 63;
		    LENGTH	at 8 range 0 .. 63;
		end record;
	    for RGB_TYPE'SIZE use 128;
 
    RGB_TYPE_INIT : constant RGB_TYPE := 
	    (START	=> (0, 0),
	    LENGTH	=> (0, 0));
 
end RGBDEF;