--
--****************************************************************************
--*                                                                          *
--*  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 22:52:06 by OpenVMS SDL EV1-33     
-- Source:   2-SEP-1989 10:42:12 $11$DUA933:[LIB_ADA.LIS]HD4DEF.SDL;1 
--********************************************************************************************************************
with SYSTEM; use SYSTEM;
with STARLET; use STARLET;
with CONDITION_HANDLING; use CONDITION_HANDLING;
 
package HD4DEF is
 
--  module $HD4DEF
 
--+
-- HDR4 ANSI MAGNETIC TAPE LABEL
-- THIS IS THE FOURTH LABEL IN FILE LABEL HEADER SET.
-- IT CONTAINS THE LONG FILENAME EXTENSION TO THE HDR1 FILE IDENTIFIER
-- FOR VMS LONG FILE NAMES
---
 
    type HD4_TYPE is
	record
	    HD4LID	: UNSIGNED_LONGWORD;				-- LABEL IDENTIFIER AND NUMBER 'HDR4' 
	    FILEID_EXT_SIZE	: UNSIGNED_BYTE;			-- SIZE OF FILE ID EXT FOR ANSI 4 VOLUMES
	    FILEID_EXT	: STRING(1 .. 62);				-- EXTENSION OF HDR1 FILEID
	    FILEID_EXT_V3	: STRING(1 .. 2);			-- SIZE OF FILE ID EXT FOR ANSI 3 VOLUMES
	    FILLER_1	: STRING(1 .. 13);				-- SPACES 
	end record;
 
	    for HD4_TYPE use 
		record
		    HD4LID	at 0 range 0 .. 31;
		    FILEID_EXT_SIZE	at 4 range 0 .. 7;
		    FILEID_EXT	at 5 range 0 .. 495;
		    FILEID_EXT_V3	at 67 range 0 .. 15;
		    FILLER_1	at 69 range 0 .. 103;
		end record;
	    for HD4_TYPE'SIZE use 656;
 
    HD4_TYPE_INIT : constant HD4_TYPE := 
	    (HD4LID	=> 0,
	    FILEID_EXT_SIZE	=> 0,
	    FILEID_EXT	=> (others => ASCII.NUL),
	    FILEID_EXT_V3	=> (others => ASCII.NUL),
	    FILLER_1	=> (others => ASCII.NUL));
 
end HD4DEF;