/***************************************************************************/
/**                                                                       **/
/** HPE CONFIDENTIAL. This software is confidential proprietary software  **/
/** licensed by Hewlett-Packard Enterprise Development, LP, and is not    **/
/** authorized to be used, duplicated OR disclosed to anyone without the  **/
/** prior written permission of HPE.                                      **/
/** © 2023 Copyright Hewlett-Packard Enterprise Development, LP           **/
/**                                                                       **/
/** VMS SOFTWARE, INC. CONFIDENTIAL. This software is confidential        **/
/** proprietary software licensed by VMS Software, Inc., and is not       **/
/** authorized to be used, duplicated or disclosed to anyone without      **/
/** the prior written permission of VMS Software, Inc.                    **/
/** © 2023 Copyright VMS Software, Inc.                                   **/
/**                                                                       **/
/***************************************************************************/
/********************************************************************************************************************************/
/* Created:  9-Nov-2023 12:06:42 by OpenVMS SDL V3.7       */
/* Source:  13-APR-2020 16:28:32 $1$DGA8345:[LIB_H.SRC]GSDDEF.SDL;1 */
/********************************************************************************************************************************/
/*** MODULE $GSDDEF ***/
#ifndef __GSDDEF_LOADED
#define __GSDDEF_LOADED 1
 
#pragma __nostandard			 /* This file uses non-ANSI-Standard features */
#pragma __member_alignment __save
#pragma __nomember_alignment
#ifdef __INITIAL_POINTER_SIZE			 /* Defined whenever ptr size pragmas supported */
#pragma __required_pointer_size __save		 /* Save the previously-defined required ptr size */
#pragma __required_pointer_size __short		 /* And set ptr size default to 32-bit pointers */
#endif
 
#ifdef __cplusplus
    extern "C" {
#define __unknown_params ...
#define __optional_params ...
#else
#define __unknown_params
#define __optional_params ...
#endif
 
#ifndef __struct
#if !defined(__VAXC)
#define __struct struct
#else
#define __struct variant_struct
#endif
#endif
 
#ifndef __union
#if !defined(__VAXC)
#define __union union
#else
#define __union variant_union
#endif
#endif
 
/*+                                                                         */
/* Global Section Descriptor Block                                          */
/*-                                                                         */
#define GSD$K_LENGTH 49                 /*LENGTH OF LOCAL MEMORY GSD        */
#define GSD$C_LENGTH 49                 /*LENGTH OF LOCAL MEMORY GSD        */
#define GSD$K_EXTGSDLNG 73              /*MINIMUM EXTENDED GSD LENGTH       */
#define GSD$C_EXTGSDLNG 73              /*MINIMUM EXTENDED GSD LENGTH       */
#define GSD$S_GSDDEF 73
#define GSD$C_MAXNAMLEN 43              /*Maximum length of a global section name (not including count byte) */
/*The size reflects 39-byte filenames and a 4-character prefix              */
	
 
#ifdef __cplusplus		    /* Define structure prototypes */
struct _orb;
#endif		/* #ifdef __cplusplus */
 
#if !defined(__NOBASEALIGN_SUPPORT)  && !defined(__cplusplus)   /* If using pre DECC V4.0 or C++ */
#pragma __nomember_alignment __octaword
#else
#pragma __nomember_alignment
#endif
typedef struct _gsd {
#pragma __nomember_alignment
    struct _gsd *gsd$l_gsdfl;           /*POINTER TO NEXT GSD               */
    struct _gsd *gsd$l_gsdbl;           /*POINTER TO PREVIOUS GSD           */
    unsigned short int gsd$w_size;      /*SIZE OF GSD IN BYTES              */
    unsigned char gsd$b_type;           /*STRUCTURE TYPE CODE FOR GSD       */
    unsigned char gsd$b_fill_1;
    unsigned int gsd$l_hash;            /*HASH FOR GSD NAME                 */
    __union  {
        unsigned int gsd$l_pcbuic;      /*UIC OF CREATOR OF SECTION, FROM PCB  */
        __struct  {
            char gsddef$$_fill_6 [2];
            unsigned short int gsd$w_pcbgrp; /*GROUP OF CREATOR OF SECTION, FROM PCB  */
            } gsd$r_pcbuic_fields;
        } gsd$r_pcbuic_overlay;
    unsigned int gsd$l_filuic;          /*OWNER OF FILE, UIC FROM FCB       */
    unsigned int gsd$l_prot;            /*PROTECTION MASK                   */
    unsigned int gsd$l_gstx;            /*GLOBAL SECTION TABLE INDEX        */
    unsigned int gsd$l_ident;           /*IDENTIFICATION OF GLOBAL SECTION  */
    struct _orb *gsd$l_orb;             /*OBJECT RIGHTS BLOCK LOCATOR       */
    __union  {
        unsigned int gsd$l_ipid;        /*IPID of nominal owner -- only defined while GSD is being deleted */
        unsigned int gsd$l_related_gstx; /*GSTE index of another section related to this one. */
/*  e.g. an MRES section with associated shared PTs                         */
        } gsd$r_ipid_overlay;
    unsigned int gsd$l_flags;           /*SECTION FLAGS                     */
    __union  {
        __struct  {
            char gsd$t_gsdnam;          /*LOCAL MEMORY SECTION NAME         */
            char gsd$b_fill_2 [3];
            } gsd$r_local_end_structure;
/*                                                                          */
/* The following fields are only found in extended GSDs. These are used     */
/* whenever a GSD is needed without a section table entry, i.e., for pages  */
/* mapped by PFN.                                                           */
/*                                                                          */
/* Verified for x86 port - Clair Grant                                      */
        unsigned __int64 gsd$i_basepfn; /*FIRST RELATIVE BASE PFN           */
        } gsd$r_gsd_overlay;
/* Verified for x86 port - Clair Grant                                      */
    unsigned __int64 gsd$i_pages;       /*COUNT OF PAGES AT FIRST BASE PFN  */
    unsigned __int64 gsd$i_refcnt;      /*FIRST PROCESSOR PTE REF COUNT     */
    char gsd$t_pfngsdnam;               /*PFN-MAPPED SECTION NAME           */
/*from MA780 days.                                                          */
    char gsd$b_fill_0_ [7];
    } GSD;
 
#if !defined(__VAXC)
#define gsd$l_pcbuic gsd$r_pcbuic_overlay.gsd$l_pcbuic
#define gsd$w_pcbgrp gsd$r_pcbuic_overlay.gsd$r_pcbuic_fields.gsd$w_pcbgrp
#define gsd$l_ipid gsd$r_ipid_overlay.gsd$l_ipid
#define gsd$l_related_gstx gsd$r_ipid_overlay.gsd$l_related_gstx
#define gsd$t_gsdnam gsd$r_gsd_overlay.gsd$r_local_end_structure.gsd$t_gsdnam
#define gsd$i_basepfn gsd$r_gsd_overlay.gsd$i_basepfn
#endif		/* #if !defined(__VAXC) */
 
 
#pragma __member_alignment __restore
#ifdef __INITIAL_POINTER_SIZE			 /* Defined whenever ptr size pragmas supported */
#pragma __required_pointer_size __restore		 /* Restore the previously-defined required ptr size */
#endif
#ifdef __cplusplus
    }
#endif
#pragma __standard
 
#endif /* __GSDDEF_LOADED */