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/* -*- C -*- */
/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
This file is part of groff.
groff is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 2 of the License, or
(at your option) any later version.
groff is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You can find the license text at
<http://www.gnu.org/licenses/gpl-2.0.txt>. */
/*
* DviChar.h
*
* descriptions for mapping dvi names to
* font indexes and back. Dvi fonts are all
* 256 elements (actually only 256-32 are usable).
*
* The encoding names are taken from X -
* case insensitive, a dash separating the
* CharSetRegistry from the CharSetEncoding
*/
# define DVI_MAX_SYNONYMS 10
# define DVI_MAP_SIZE 256
# define DVI_HASH_SIZE 256
typedef struct _dviCharNameHash {
struct _dviCharNameHash *next;
const char *name;
int position;
} DviCharNameHash;
typedef struct _dviCharNameMap {
const char *encoding;
int special;
const char *dvi_names[DVI_MAP_SIZE][DVI_MAX_SYNONYMS];
DviCharNameHash *buckets[DVI_HASH_SIZE];
} DviCharNameMap;
DviCharNameMap *DviFindMap (char *);
void DviRegisterMap (DviCharNameMap *);
#ifdef NOTDEF
char *DviCharName (DviCharNameMap *, int, int);
#else
#define DviCharName(map,index,synonym) ((map)->dvi_names[index][synonym])
#endif
int DviCharIndex (DviCharNameMap *, const char *);
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