NT4/private/wangview/oiwh/include/ttoc.h
2020-09-30 17:12:29 +02:00

133 lines
4.6 KiB
C

/*
$Log: S:\gfs32\include\ttoc.h_v $
*
* Rev 1.0 06 Apr 1995 14:02:06 HEIDI
* Initial entry
*
* Rev 1.0 28 Mar 1995 16:08:20 JAR
* Initial entry
*/
/*
Copyright 1989, 1990, 1991 by Wang Laboratories Inc.
Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, provided that the above copyright
notice appear in all copies and that both that copyright
notice and this permission notice appear in supporting
documentation, and that the name of WANG not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
WANG makes no representations about the suitability of
this software for any purpose. It is provided "as is"
without express or implied warranty.
*/
/*
* SccsId: @(#)Header ttoc.h 1.20@(#)
*
* (c) Copyright Wang Laboratories, Inc. 1989, 1990, 1991
* All Rights Reserved
*
* GFS: TIFF Table of Contents Header Structure
*
*/
#ifndef TTOC_H
#define TTOC_H
typedef union _ptr_type
{
unsigned long offset32;
unsigned char offset64[8];
unsigned char offset128[16];
unsigned char offset256[32];
} _PTR_TYPE ;
typedef struct _ttoc
{
unsigned long version; /* TOC Version # */
#define TTOCVERSION 0x0001
char date_time[28]; /* Date/Time Stamp */
unsigned long flag_word; /* Flag Word */
unsigned long logical_pgcnt; /* # of Logical Pages */
unsigned long num_prts; /* # of Page Record Tables */
unsigned long offset_type; /* Size of Offsets */
#ifndef UBIT_H
#include "ubit.h"
#endif
union _ptr_type prev_toc; /* Previous TOC offset */
/* First tprte is here */
} _TTOC;
typedef struct _tprte32 /* Page Record Table Entry */
{
unsigned long offset; /* Offset to Page Record */
unsigned long num_prs; /* Number Page Record Entries */
} _TPRTE32;
typedef struct _tpr32 /* Page record Entry */
{ /* NOTE: Offsets are to IFH */
unsigned long offset; /* IFH offset this page */
unsigned long length; /* Length of mini-file */
} _TPR32;
typedef struct _tprte64 /* Page Record Table Entry */
{
unsigned char offset[8]; /* Offset to Page Record */
unsigned long num_prs; /* Number Page Record Entries */
} _TPRTE64;
typedef struct _tpr64 /* Page record Entry */
{ /* NOTE: Offsets are to IFH */
unsigned char offset[8]; /* IFH offset this page */
unsigned long length; /* Length of mini-file */
} _TPR64;
typedef struct _tprte128 /* Page Record Table Entry */
{
unsigned char offset[16]; /* Offset to Page Record */
unsigned long num_prs; /* Number Page Record Entries */
} _TPRTE128;
typedef struct _tpr128 /* Page record Entry */
{ /* NOTE: Offsets are to IFH */
unsigned char offset[16]; /* IFH offset this page */
unsigned long length; /* Length of mini-file */
} _TPR128;
typedef struct _tprte256 /* Page Record Table Entry */
{
unsigned char offset[32]; /* Offset to Page Record */
unsigned long num_prs; /* Number Page Record Entries */
} _TPRTE256;
typedef struct _tpr256 /* Page record Entry */
{ /* NOTE: Offsets are to IFH */
unsigned char offset[32]; /* IFH offset this page */
unsigned long length; /* Length of mini-file */
} _TPR256;
typedef union page_record_tbl
{
struct _tprte32 *e32;
struct _tprte64 *e64;
struct _tprte128 *e128;
struct _tprte256 *e256;
} PAGE_RECORD_TBL;
typedef union page_record
{
struct _tpr32 *e32;
struct _tpr64 *e64;
struct _tpr128 *e128;
struct _tpr256 *e256;
} PAGE_RECORD;
#endif /* inclusion conditional */