--********************************************************************************************************************
-- Created:  9-Mar-2021 22:28:28 by OpenVMS SDL EV3-3      
-- Source:  18-APR-2008 15:21:59 $1$DGA8085:[LIB_ADA.LIS]KFERESDEF.SDL;1 
--********************************************************************************************************************
with SYSTEM; use SYSTEM;
with STARLET; use STARLET;
with CONDITION_HANDLING; use CONDITION_HANDLING;
 
package KFERESDEF is
 
--  module $KFERESDEF
 
--
-- KNOWN FILE ENTRY DEFINITIONS FOR RESIDENT SECTIONS
-- 
-- Note:  The image activator also copies this structure and
--	  expands the structure to represent the image's data
--	  sections which have been compressed in process space.
--
 
    KFERES_M_SHARE_LINK		: constant := 16#00000001#;
    KFERES_M_64BIT_SECTIONS	: constant := 16#00000002#;
    KFERES_K_FIXED_LENGTH	: constant := 32;
    KFERES_C_FIXED_LENGTH	: constant := 32;
    KFERES_S_KFERESDEF		: constant := 32;			--  Old size name - synonym
 
    type KFERES_FLAGS_TYPE is						--  Flags field
	record
	    SHARE_LINK	: BOOLEAN;					--  Image is installed in a special way
									--  to gain maximum performance (linkage
									--  has been made shareable).
	    KFERES_64BIT_SECTIONS	: BOOLEAN;			--  64-bit section records
	    FILLER_1	: UNSIGNED_30;
	end record;
 
	    for KFERES_FLAGS_TYPE use 
		record
		    SHARE_LINK	at 0 range 0 .. 0;
		    KFERES_64BIT_SECTIONS	at 0 range 1 .. 1;
		    FILLER_1	at 0 range 2 .. 31;
		end record;
	    for KFERES_FLAGS_TYPE'SIZE use 32;
 
    KFERES_FLAGS_TYPE_INIT : constant KFERES_FLAGS_TYPE := 
	    (SHARE_LINK	=> FALSE,
	    KFERES_64BIT_SECTIONS	=> FALSE,
	    FILLER_1	=> 0);
 
    type KFERES_TYPE is
	record
	    KFE		: ADDRESS;					--  Back pointer to KFE
	    COUNT	: UNSIGNED_LONGWORD;				--  Count of resident sections
	    SIZE	: UNSIGNED_WORD;				--  Size of block 
	    TYP		: UNSIGNED_BYTE;				--  Structure type 
	    SUBTYP	: UNSIGNED_BYTE;				--  Subtype
	    DATA_COUNT	: UNSIGNED_LONGWORD;				--  Count of data sections
	    FIXUP_BUFFER	: ADDRESS;				--  Pointer to fixup buffer
	    FIXUP_SIZE	: UNSIGNED_LONGWORD;				--  Size of fixup buffer
	    FLAGS	: KFERES_FLAGS_TYPE;				--  Flags field
	    START_ADDRESS	: ADDRESS;				--  For images installed with shareable
									--  linkage, this is the starting P1 address
	    SECTIONS	: STRING(1 .. 4);				--  Offset to sections
									--  (needs an abitrary nonzero length for C)
	end record;
 
	    for KFERES_TYPE use 
		record
		    KFE		at 0 range 0 .. 31;
		    COUNT	at 4 range 0 .. 31;
		    SIZE	at 8 range 0 .. 15;
		    TYP		at 10 range 0 .. 7;
		    SUBTYP	at 11 range 0 .. 7;
		    DATA_COUNT	at 12 range 0 .. 31;
		    FIXUP_BUFFER	at 16 range 0 .. 31;
		    FIXUP_SIZE	at 20 range 0 .. 31;
		    FLAGS	at 24 range 0 .. 31;
		    START_ADDRESS	at 28 range 0 .. 31;
		    SECTIONS	at 32 range 0 .. 31;
		end record;
	    for KFERES_TYPE'SIZE use 288;
 
    KFERES_TYPE_INIT : constant KFERES_TYPE := 
	    (KFE	=> ADDRESS_ZERO,
	    COUNT	=> 0,
	    SIZE	=> 0,
	    TYP		=> 0,
	    SUBTYP	=> 0,
	    DATA_COUNT	=> 0,
	    FIXUP_BUFFER	=> ADDRESS_ZERO,
	    FIXUP_SIZE	=> 0,
	    FLAGS	=> KFERES_FLAGS_TYPE_INIT,
	    START_ADDRESS	=> ADDRESS_ZERO,
	    SECTIONS	=> (others => ASCII.NUL));
 
    KFERES_K_COMPRESSED_DATA	: constant := 0;			--  For SDA use only
    KFERES_K_READ_ONLY_DATA	: constant := 1;
    KFERES_K_CODE		: constant := 2;
    KFERES_K_DZRO		: constant := 3;
    KFERES_K_WRT		: constant := 4;
    KFERES_K_LINKAGE		: constant := 5;
    KFERES_K_RESIDENT_CODE	: constant := 6;			--  For SDA use only
    KFERES_K_RESIDENT_DATA	: constant := 7;			--  For SDA use only
    KFERES_K_UNKNOWN		: constant := 8;			--  For SDA use only
    KFERES_M_SHARESECT		: constant := 16#00000001#;
    KFERES_C_SECTION_LENGTH	: constant := 24;
    KFERES_K_SECTION_LENGTH	: constant := 24;
    KFERES_S_KFERESDEF_SECTION	: constant := 24;			--  Old size name - synonym
 
    type KFERES_SECTION_FLAGS_TYPE is					--  Name attributes
	record
	    SHARESECT	: BOOLEAN;					--  Section is shareable
	    FILLER_1	: UNSIGNED_31;
	end record;
 
	    for KFERES_SECTION_FLAGS_TYPE use 
		record
		    SHARESECT	at 0 range 0 .. 0;
		    FILLER_1	at 0 range 1 .. 31;
		end record;
	    for KFERES_SECTION_FLAGS_TYPE'SIZE use 32;
 
    KFERES_SECTION_FLAGS_TYPE_INIT : constant KFERES_SECTION_FLAGS_TYPE := 
	    (SHARESECT	=> FALSE,
	    FILLER_1	=> 0);
 
    type KFERES_SECTION_TYPE is
	record
	    VA		: ADDRESS;					--  Starting VA
	    LENGTH	: UNSIGNED_LONGWORD;				--  Length in bytes
	    VBN		: UNSIGNED_LONGWORD;				--  Starting VBN in image file
	    IMAGE_OFFSET	: ADDRESS;				--  VA offset in image
	    SECTION_TYPE	: UNSIGNED_LONGWORD;			--  Type of section
	    SECTION_FLAGS	: KFERES_SECTION_FLAGS_TYPE;		--  Name attributes
	end record;
 
	    for KFERES_SECTION_TYPE use 
		record
		    VA		at 0 range 0 .. 31;
		    LENGTH	at 4 range 0 .. 31;
		    VBN		at 8 range 0 .. 31;
		    IMAGE_OFFSET	at 12 range 0 .. 31;
		    SECTION_TYPE	at 16 range 0 .. 31;
		    SECTION_FLAGS	at 20 range 0 .. 31;
		end record;
	    for KFERES_SECTION_TYPE'SIZE use 192;
 
    KFERES_SECTION_TYPE_INIT : constant KFERES_SECTION_TYPE := 
	    (VA		=> ADDRESS_ZERO,
	    LENGTH	=> 0,
	    VBN		=> 0,
	    IMAGE_OFFSET	=> ADDRESS_ZERO,
	    SECTION_TYPE	=> 0,
	    SECTION_FLAGS	=> KFERES_SECTION_FLAGS_TYPE_INIT
	    );
 
    KFERES64_M_SHARESECT	: constant := 16#00000001#;
    KFERES64_C_SECTION_LENGTH	: constant := 48;
    KFERES64_K_SECTION_LENGTH	: constant := 48;
 
    type KFERES64_SECTION_FLAGS_TYPE is					--  Name attributes
	record
	    SHARESECT	: BOOLEAN;					--  Section is shareable
	    FILLER_1	: UNSIGNED_31;
	end record;
 
	    for KFERES64_SECTION_FLAGS_TYPE use 
		record
		    SHARESECT	at 0 range 0 .. 0;
		    FILLER_1	at 0 range 1 .. 31;
		end record;
	    for KFERES64_SECTION_FLAGS_TYPE'SIZE use 32;
 
    KFERES64_SECTION_FLAGS_TYPE_INIT : constant KFERES64_SECTION_FLAGS_TYPE := 
	    (SHARESECT	=> FALSE,
	    FILLER_1	=> 0);
 
    type KFERES64_KFERES_64BIT_SECTION_TYPE is
	record
	    NEXT	: ADDRESS;					--  Pointer to next KFERES64
	    VBN		: UNSIGNED_LONGWORD;				--  Starting VBN in image file
	    SIZE	: UNSIGNED_WORD;				--  Size of block 
	    TYP		: UNSIGNED_BYTE;				--  Structure type 
	    SUBTYP	: UNSIGNED_BYTE;				--  Subtype
	    SECTION_TYPE	: UNSIGNED_LONGWORD;			--  Type of section
	    SECTION_FLAGS	: KFERES64_SECTION_FLAGS_TYPE;		--  Name attributes
	    FILLER_1	: UNSIGNED_LONGWORD;				--  fill for quad alignment
	    VA		: UNSIGNED_QUADWORD;				--  Starting VA
	    LENGTH	: UNSIGNED_QUADWORD;				--  Length in bytes
	    IMAGE_OFFSET	: UNSIGNED_QUADWORD;			--  VA offset in image
	end record;
 
	    for KFERES64_KFERES_64BIT_SECTION_TYPE use 
		record
		    NEXT	at 0 range 0 .. 31;
		    VBN		at 4 range 0 .. 31;
		    SIZE	at 8 range 0 .. 15;
		    TYP		at 10 range 0 .. 7;
		    SUBTYP	at 11 range 0 .. 7;
		    SECTION_TYPE	at 12 range 0 .. 31;
		    SECTION_FLAGS	at 16 range 0 .. 31;
		    FILLER_1	at 20 range 0 .. 31;
		    VA		at 24 range 0 .. 63;
		    LENGTH	at 32 range 0 .. 63;
		    IMAGE_OFFSET	at 40 range 0 .. 63;
		end record;
	    for KFERES64_KFERES_64BIT_SECTION_TYPE'SIZE use 384;
 
    KFERES64_KFERES_64BIT_SECTION_TYPE_INIT : constant KFERES64_KFERES_64BIT_SECTION_TYPE := 
	    (NEXT	=> ADDRESS_ZERO,
	    VBN		=> 0,
	    SIZE	=> 0,
	    TYP		=> 0,
	    SUBTYP	=> 0,
	    SECTION_TYPE	=> 0,
	    SECTION_FLAGS	=> KFERES64_SECTION_FLAGS_TYPE_INIT,
	    FILLER_1	=> 0,
	    VA		=> (0, 0),
	    LENGTH	=> (0, 0),
	    IMAGE_OFFSET	=> (0, 0));
 
end KFERESDEF;