/*	$NetBSD: runetype_local.h,v 1.14 2013/08/18 20:03:48 joerg Exp $
 */

/*-
 * Copyright (c) 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Paul Borman at Krystal Technologies.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)rune.h	8.1 (Berkeley) 6/27/93
 *	@(#)runetype.h	8.1 (Berkeley) 6/2/93
 */

#ifndef _RUNETYPE_LOCAL_H_
#define _RUNETYPE_LOCAL_H_

#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdio.h>

#include "ctype_local.h"
#include "runetype_file.h"

#define _RUNE_ISCACHED(c) ((c) >= 0 && (c) < _CTYPE_CACHE_SIZE)

/*
 * expanded rune locale declaration.  local to the host.  host endian.
 */
typedef struct {
  __nbrune_t re_min;        /* First rune of the range */
  __nbrune_t re_max;        /* Last rune (inclusive) of the range */
  __nbrune_t re_map;        /* What first maps to in maps */
  _RuneType *re_rune_types; /* Array of types in range */
} _RuneEntry;

typedef struct {
  uint32_t rr_nranges; /* Number of ranges stored */
  _RuneEntry *rr_rune_ranges;
} _RuneRange;

/*
 * wctrans stuffs.
 */
typedef struct _WCTransEntry {
  const char *te_name;
  __nbrune_t *te_cached;
  _RuneRange *te_extmap;
} _WCTransEntry;
#define _WCTRANS_INDEX_LOWER 0
#define _WCTRANS_INDEX_UPPER 1
#define _WCTRANS_NINDEXES 2

/*
 * wctype stuffs.
 */
typedef struct _WCTypeEntry {
  const char *te_name;
  _RuneType te_mask;
} _WCTypeEntry;
#define _WCTYPE_INDEX_ALNUM 0
#define _WCTYPE_INDEX_ALPHA 1
#define _WCTYPE_INDEX_BLANK 2
#define _WCTYPE_INDEX_CNTRL 3
#define _WCTYPE_INDEX_DIGIT 4
#define _WCTYPE_INDEX_GRAPH 5
#define _WCTYPE_INDEX_LOWER 6
#define _WCTYPE_INDEX_PRINT 7
#define _WCTYPE_INDEX_PUNCT 8
#define _WCTYPE_INDEX_SPACE 9
#define _WCTYPE_INDEX_UPPER 10
#define _WCTYPE_INDEX_XDIGIT 11
#define _WCTYPE_NINDEXES 12

/*
 * ctype stuffs
 */

typedef struct _RuneLocale {
  /*
   * copied from _FileRuneLocale
   */
  _RuneType rl_runetype[_CTYPE_CACHE_SIZE];
  __nbrune_t rl_maplower[_CTYPE_CACHE_SIZE];
  __nbrune_t rl_mapupper[_CTYPE_CACHE_SIZE];
  _RuneRange rl_runetype_ext;
  _RuneRange rl_maplower_ext;
  _RuneRange rl_mapupper_ext;

  void *rl_variable;
  size_t rl_variable_len;

  /*
   * the following portion is generated on the fly
   */
  const char *rl_codeset;
  struct _citrus_ctype_rec *rl_citrus_ctype;
  _WCTransEntry rl_wctrans[_WCTRANS_NINDEXES];
  _WCTypeEntry rl_wctype[_WCTYPE_NINDEXES];

  const unsigned short *rl_ctype_tab;
  const short *rl_tolower_tab;
  const short *rl_toupper_tab;

#ifdef __BUILD_LEGACY
  const unsigned char *rl_compat_bsdctype;
#endif
} _RuneLocale;

/*
 * global variables
 */
extern __dso_hidden const _RuneLocale _DefaultRuneLocale;

__BEGIN_DECLS
int _rune_load(const char *__restrict, size_t, _RuneLocale **__restrict);
__END_DECLS

#endif /* !_RUNETYPE_LOCAL_H_ */
