--
--****************************************************************************
--*                                                                          *
--*  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 22:53:33 by OpenVMS SDL EV1-33     
-- Source:   2-SEP-1989 10:50:33 $11$DUA933:[LIB_ADA.LIS]PDBDEF.SDL;1 
--********************************************************************************************************************
with SYSTEM; use SYSTEM;
with STARLET; use STARLET;
with CONDITION_HANDLING; use CONDITION_HANDLING;
 
package PDBDEF is
 
--  module $PDBDEF
 
--+
-- DEFINE DEVICE PERFORMANCE DATA BLOCK
---
 
    PDB_K_LENGTH		: constant := 52;			-- LENGTH OF DATA CONTROL BLOCK 
    PDB_C_LENGTH		: constant := 52;			-- LENGTH OF DATA CONTROL BLOCK 
 
    type PDB_TYPE is
	record
	    FREEFL	: UNSIGNED_LONGWORD;				-- FREE BUFFER LISTHEAD FORWARD LINK 
	    FREEBL	: UNSIGNED_LONGWORD;				-- FREE BUFFER LISTHEAD BACKLINK 
	    SIZE	: UNSIGNED_WORD;				-- SIZE OF DATA STRUCTURE 
	    TYP		: UNSIGNED_BYTE;				-- TYPE OF DATA STRUCTURE 
	    OVERRUN	: UNSIGNED_BYTE;				-- OVERRUN INDICATOR 
	    FILLFL	: UNSIGNED_LONGWORD;				-- FILLED BUFFER LISTHEAD FORWARD LINK 
	    FILLBL	: UNSIGNED_LONGWORD;				-- FILLED BUFFER LISTHEAD BACKWARD LINK 
	    CURBUF	: UNSIGNED_LONGWORD;				-- ADDRESS OF CURRENT BUFFER 
	    NXTBUF	: UNSIGNED_LONGWORD;				-- ADDRESS OF NEXT LOCATION IN BUFFER 
	    ENDBUF	: UNSIGNED_LONGWORD;				-- ADDRESS OF END OF BUFFER 
	    PID		: UNSIGNED_LONGWORD;				-- PROCESS ID OF DATA COLLECTION PROCESS 
	    DEVCLASS	: UNSIGNED_BYTE;				-- DEVICE CLASS SELECTION 
	    DEVTYPE	: UNSIGNED_BYTE;				-- DEVICE TYPE SELECTION 
	    ANDM	: UNSIGNED_WORD;				-- STATUS SELECTION 'AND' MASK 
	    XORM	: UNSIGNED_WORD;				-- STATUS SELECTION 'XOR' MASK 
	    BUFCNT	: UNSIGNED_WORD;				-- COUNT OF FILLED BUFFERS 
	    FUNC	: UNSIGNED_QUADWORD;				-- SELECTION FUNCTION MASK 
	end record;
 
	    for PDB_TYPE use 
		record
		    FREEFL	at 0 range 0 .. 31;
		    FREEBL	at 4 range 0 .. 31;
		    SIZE	at 8 range 0 .. 15;
		    TYP		at 10 range 0 .. 7;
		    OVERRUN	at 11 range 0 .. 7;
		    FILLFL	at 12 range 0 .. 31;
		    FILLBL	at 16 range 0 .. 31;
		    CURBUF	at 20 range 0 .. 31;
		    NXTBUF	at 24 range 0 .. 31;
		    ENDBUF	at 28 range 0 .. 31;
		    PID		at 32 range 0 .. 31;
		    DEVCLASS	at 36 range 0 .. 7;
		    DEVTYPE	at 37 range 0 .. 7;
		    ANDM	at 38 range 0 .. 15;
		    XORM	at 40 range 0 .. 15;
		    BUFCNT	at 42 range 0 .. 15;
		    FUNC	at 44 range 0 .. 63;
		end record;
	    for PDB_TYPE'SIZE use 416;
 
    PDB_TYPE_INIT : constant PDB_TYPE := 
	    (FREEFL	=> 0,
	    FREEBL	=> 0,
	    SIZE	=> 0,
	    TYP		=> 0,
	    OVERRUN	=> 0,
	    FILLFL	=> 0,
	    FILLBL	=> 0,
	    CURBUF	=> 0,
	    NXTBUF	=> 0,
	    ENDBUF	=> 0,
	    PID		=> 0,
	    DEVCLASS	=> 0,
	    DEVTYPE	=> 0,
	    ANDM	=> 0,
	    XORM	=> 0,
	    BUFCNT	=> 0,
	    FUNC	=> (0, 0));
 
end PDBDEF;