1199767f8SToomas Soome /*-
2199767f8SToomas Soome * Copyright (c) 1993
3199767f8SToomas Soome * The Regents of the University of California. All rights reserved.
4199767f8SToomas Soome *
5199767f8SToomas Soome * This code is derived from software contributed to Berkeley by
6199767f8SToomas Soome * Paul Borman at Krystal Technologies.
7199767f8SToomas Soome *
8199767f8SToomas Soome * Redistribution and use in source and binary forms, with or without
9199767f8SToomas Soome * modification, are permitted provided that the following conditions
10199767f8SToomas Soome * are met:
11199767f8SToomas Soome * 1. Redistributions of source code must retain the above copyright
12199767f8SToomas Soome * notice, this list of conditions and the following disclaimer.
13199767f8SToomas Soome * 2. Redistributions in binary form must reproduce the above copyright
14199767f8SToomas Soome * notice, this list of conditions and the following disclaimer in the
15199767f8SToomas Soome * documentation and/or other materials provided with the distribution.
16199767f8SToomas Soome * 3. Neither the name of the University nor the names of its contributors
17199767f8SToomas Soome * may be used to endorse or promote products derived from this software
18199767f8SToomas Soome * without specific prior written permission.
19199767f8SToomas Soome *
20199767f8SToomas Soome * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21199767f8SToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22199767f8SToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23199767f8SToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24199767f8SToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25199767f8SToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26199767f8SToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27199767f8SToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28199767f8SToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29199767f8SToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30199767f8SToomas Soome * SUCH DAMAGE.
31199767f8SToomas Soome *
32199767f8SToomas Soome * @(#)runetype.h 8.1 (Berkeley) 6/2/93
33199767f8SToomas Soome * $FreeBSD$
34199767f8SToomas Soome */
35199767f8SToomas Soome
36199767f8SToomas Soome #ifndef _RUNETYPE_H_
37199767f8SToomas Soome #define _RUNETYPE_H_
38199767f8SToomas Soome
39199767f8SToomas Soome #include <sys/cdefs.h>
40199767f8SToomas Soome #include <sys/_types.h>
41199767f8SToomas Soome
42199767f8SToomas Soome #define _CACHED_RUNES (1 <<8 ) /* Must be a power of 2 */
43199767f8SToomas Soome #define _CRMASK (~(_CACHED_RUNES - 1))
44199767f8SToomas Soome
45199767f8SToomas Soome /*
46199767f8SToomas Soome * The lower 8 bits of runetype[] contain the digit value of the rune.
47199767f8SToomas Soome */
48199767f8SToomas Soome typedef struct {
49199767f8SToomas Soome __rune_t __min; /* First rune of the range */
50199767f8SToomas Soome __rune_t __max; /* Last rune (inclusive) of the range */
51199767f8SToomas Soome __rune_t __map; /* What first maps to in maps */
52199767f8SToomas Soome unsigned long *__types; /* Array of types in range */
53199767f8SToomas Soome } _RuneEntry;
54199767f8SToomas Soome
55199767f8SToomas Soome typedef struct {
56199767f8SToomas Soome int __nranges; /* Number of ranges stored */
57199767f8SToomas Soome _RuneEntry *__ranges; /* Pointer to the ranges */
58199767f8SToomas Soome } _RuneRange;
59199767f8SToomas Soome
60199767f8SToomas Soome typedef struct {
61199767f8SToomas Soome char __magic[8]; /* Magic saying what version we are */
62199767f8SToomas Soome char __encoding[32]; /* ASCII name of this encoding */
63199767f8SToomas Soome
64199767f8SToomas Soome __rune_t (*__sgetrune)(const char *, __size_t, char const **);
65199767f8SToomas Soome int (*__sputrune)(__rune_t, char *, __size_t, char **);
66199767f8SToomas Soome __rune_t __invalid_rune;
67199767f8SToomas Soome
68199767f8SToomas Soome unsigned long __runetype[_CACHED_RUNES];
69199767f8SToomas Soome __rune_t __maplower[_CACHED_RUNES];
70199767f8SToomas Soome __rune_t __mapupper[_CACHED_RUNES];
71199767f8SToomas Soome
72199767f8SToomas Soome /*
73199767f8SToomas Soome * The following are to deal with Runes larger than _CACHED_RUNES - 1.
74199767f8SToomas Soome * Their data is actually contiguous with this structure so as to make
75199767f8SToomas Soome * it easier to read/write from/to disk.
76199767f8SToomas Soome */
77199767f8SToomas Soome _RuneRange __runetype_ext;
78199767f8SToomas Soome _RuneRange __maplower_ext;
79199767f8SToomas Soome _RuneRange __mapupper_ext;
80199767f8SToomas Soome
81199767f8SToomas Soome void *__variable; /* Data which depends on the encoding */
82199767f8SToomas Soome int __variable_len; /* how long that data is */
83199767f8SToomas Soome } _RuneLocale;
84199767f8SToomas Soome
85199767f8SToomas Soome #define _RUNE_MAGIC_1 "RuneMagi" /* Indicates version 0 of RuneLocale */
86199767f8SToomas Soome __BEGIN_DECLS
87199767f8SToomas Soome extern const _RuneLocale _DefaultRuneLocale;
88199767f8SToomas Soome extern const _RuneLocale *_CurrentRuneLocale;
89199767f8SToomas Soome #if defined(__NO_TLS) || defined(__RUNETYPE_INTERNAL)
90199767f8SToomas Soome extern const _RuneLocale *__getCurrentRuneLocale(void);
91199767f8SToomas Soome #else
92199767f8SToomas Soome extern _Thread_local const _RuneLocale *_ThreadRuneLocale;
__getCurrentRuneLocale(void)93199767f8SToomas Soome static __inline const _RuneLocale *__getCurrentRuneLocale(void)
94199767f8SToomas Soome {
95199767f8SToomas Soome
96*55fea89dSDan Cross if (_ThreadRuneLocale)
97199767f8SToomas Soome return _ThreadRuneLocale;
98*55fea89dSDan Cross if (_CurrentRuneLocale)
99199767f8SToomas Soome return _CurrentRuneLocale;
100199767f8SToomas Soome return &_DefaultRuneLocale;
101199767f8SToomas Soome }
102199767f8SToomas Soome #endif /* __NO_TLS || __RUNETYPE_INTERNAL */
103199767f8SToomas Soome #define _CurrentRuneLocale (__getCurrentRuneLocale())
104199767f8SToomas Soome __END_DECLS
105199767f8SToomas Soome
106199767f8SToomas Soome #endif /* !_RUNETYPE_H_ */
107