--
--****************************************************************************
--*                                                                          *
--*  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 22:51:44 by OpenVMS SDL EV1-33     
-- Source:   2-SEP-1989 10:40:19 $11$DUA933:[LIB_ADA.LIS]ERBDEF.SDL;1 
--********************************************************************************************************************
with SYSTEM; use SYSTEM;
with STARLET; use STARLET;
with CONDITION_HANDLING; use CONDITION_HANDLING;
 
package ERBDEF is
 
--  module $ERBDEF
 
--
-- ERROR LOGGING MESSAGE RECOVERY BLOCK
--
 
    ERB_C_HDR_LENGTH		: constant := 24;			--  0th BUFF. STARTS HERE
    ERB_K_HDR_LENGTH		: constant := 24;			--  0th BUFF. STARTS HERE
 
    type ERB_TYPE is
	record
	    FILLER0	: UNSIGNED_LONGWORD;				--  POSSIBLE FLNK
	    FILLER4	: UNSIGNED_LONGWORD;				--  POSSIBLE BLNK
	    BLOCK_SIZE	: UNSIGNED_WORD;				--  RETURNED BY ALLOCATION
	    BUFPAGES	: UNSIGNED_BYTE;				--  V5.1 and + : PAGES / BUFFER
	    FILLERB	: UNSIGNED_BYTE;				--  UNUSED
	    ALLOCATED	: UNSIGNED_LONGWORD;				--  BYTES ALLOC'D FOR THIS BLOCK
	    BUFCNT	: UNSIGNED_LONGWORD;				--  # BUFFERS, NOT INCL CRASH BUF
	    HEAD	: UNSIGNED_WORD;				--  RING HEAD INDEX AT CRASH
	    TAIL	: UNSIGNED_WORD;				--  RING TAIL AT CRASH
	end record;
 
	    for ERB_TYPE use 
		record
		    FILLER0	at 0 range 0 .. 31;
		    FILLER4	at 4 range 0 .. 31;
		    BLOCK_SIZE	at 8 range 0 .. 15;
		    BUFPAGES	at 10 range 0 .. 7;
		    FILLERB	at 11 range 0 .. 7;
		    ALLOCATED	at 12 range 0 .. 31;
		    BUFCNT	at 16 range 0 .. 31;
		    HEAD	at 20 range 0 .. 15;
		    TAIL	at 22 range 0 .. 15;
		end record;
	    for ERB_TYPE'SIZE use 192;
 
    ERB_TYPE_INIT : constant ERB_TYPE := 
	    (FILLER0	=> 0,
	    FILLER4	=> 0,
	    BLOCK_SIZE	=> 0,
	    BUFPAGES	=> 0,
	    FILLERB	=> 0,
	    ALLOCATED	=> 0,
	    BUFCNT	=> 0,
	    HEAD	=> 0,
	    TAIL	=> 0);
 
end ERBDEF;