compiler/clib/runetype.h

   1 /*-
   2  * Copyright (c) 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Paul Borman at Krystal Technologies.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  *
  36  *      @(#)runetype.h  8.1 (Berkeley) 6/2/93
  37  * $FreeBSD: src/include/runetype.h,v 1.9 2004/06/23 07:01:43 tjr Exp $
  38  */
  39
  40 #ifndef _RUNETYPE_H_
  41 #define _RUNETYPE_H_
  42
  43 #include <sys/cdefs.h>
  44
  45 #ifndef __AROS__
  46 #include <sys/_types.h>
  47 #else
  48 #include <aros/types/size_t.h>
  49 #ifdef __size_t
  50 #undef __size_t
  51 #endif
  52 #define __size_t size_t
  53 typedef int __rune_t;
  54 #endif
  55
  56 #define _CACHED_RUNES   (1 <<8 )        /* Must be a power of 2 */
  57 #define _CRMASK         (~(_CACHED_RUNES - 1))
  58
  59 /*
  60  * The lower 8 bits of runetype[] contain the digit value of the rune.
  61  */
  62 typedef struct {
  63         __rune_t        __min;          /* First rune of the range */
  64         __rune_t        __max;          /* Last rune (inclusive) of the range */
  65         __rune_t        __map;          /* What first maps to in maps */
  66         unsigned long   *__types;       /* Array of types in range */
  67 } _RuneEntry;
  68
  69 typedef struct {
  70         int             __nranges;      /* Number of ranges stored */
  71         _RuneEntry      *__ranges;      /* Pointer to the ranges */
  72 } _RuneRange;
  73
  74 typedef struct {
  75         char            __magic[8];     /* Magic saying what version we are */
  76         char            __encoding[32]; /* ASCII name of this encoding */
  77
  78         __rune_t        (*__sgetrune)(const char *, __size_t, char const **);
  79         int             (*__sputrune)(__rune_t, char *, __size_t, char **);
  80         __rune_t        __invalid_rune;
  81
  82         unsigned long   __runetype[_CACHED_RUNES];
  83         __rune_t        __maplower[_CACHED_RUNES];
  84         __rune_t        __mapupper[_CACHED_RUNES];
  85
  86         /*
  87          * The following are to deal with Runes larger than _CACHED_RUNES - 1.
  88          * Their data is actually contiguous with this structure so as to make
  89          * it easier to read/write from/to disk.
  90          */
  91         _RuneRange      __runetype_ext;
  92         _RuneRange      __maplower_ext;
  93         _RuneRange      __mapupper_ext;
  94
  95         void            *__variable;    /* Data which depends on the encoding */
  96         int             __variable_len; /* how long that data is */
  97 } _RuneLocale;
  98
  99 #define _RUNE_MAGIC_1   "RuneMagi"      /* Indicates version 0 of RuneLocale */
 100
 101 extern _RuneLocale _DefaultRuneLocale;
 102 extern _RuneLocale *_CurrentRuneLocale;
 103
 104 #endif  /* !_RUNETYPE_H_ */