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/*-
* 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.
*
* @(#)runetype.h 8.1 (Berkeley) 6/2/93
* $FreeBSD$
*/
#ifndef _RUNETYPE_H_
#define _RUNETYPE_H_
#include <sys/cdefs.h>
#include <sys/_types.h>
#define _CACHED_RUNES (1 <<8 ) /* Must be a power of 2 */
#define _CRMASK (~(_CACHED_RUNES - 1))
/*
* The lower 8 bits of runetype[] contain the digit value of the rune.
*/
typedef struct {
__rune_t __min; /* First rune of the range */
__rune_t __max; /* Last rune (inclusive) of the range */
__rune_t __map; /* What first maps to in maps */
unsigned long *__types; /* Array of types in range */
} _RuneEntry;
typedef struct {
int __nranges; /* Number of ranges stored */
_RuneEntry *__ranges; /* Pointer to the ranges */
} _RuneRange;
typedef struct {
char __magic[8]; /* Magic saying what version we are */
char __encoding[32]; /* ASCII name of this encoding */
__rune_t (*__sgetrune)(const char *, __size_t, char const **);
int (*__sputrune)(__rune_t, char *, __size_t, char **);
__rune_t __invalid_rune;
unsigned long __runetype[_CACHED_RUNES];
__rune_t __maplower[_CACHED_RUNES];
__rune_t __mapupper[_CACHED_RUNES];
/*
* The following are to deal with Runes larger than _CACHED_RUNES - 1.
* Their data is actually contiguous with this structure so as to make
* it easier to read/write from/to disk.
*/
_RuneRange __runetype_ext;
_RuneRange __maplower_ext;
_RuneRange __mapupper_ext;
void *__variable; /* Data which depends on the encoding */
int __variable_len; /* how long that data is */
} _RuneLocale;
#define _RUNE_MAGIC_1 "RuneMagi" /* Indicates version 0 of RuneLocale */
__BEGIN_DECLS
extern const _RuneLocale _DefaultRuneLocale;
extern const _RuneLocale *_CurrentRuneLocale;
#if defined(__NO_TLS) || defined(__RUNETYPE_INTERNAL)
extern const _RuneLocale *__getCurrentRuneLocale(void);
#else
extern _Thread_local const _RuneLocale *_ThreadRuneLocale;
static __inline const _RuneLocale *__getCurrentRuneLocale(void)
{
if (_ThreadRuneLocale)
return _ThreadRuneLocale;
if (_CurrentRuneLocale)
return _CurrentRuneLocale;
return &_DefaultRuneLocale;
}
#endif /* __NO_TLS || __RUNETYPE_INTERNAL */
#define _CurrentRuneLocale (__getCurrentRuneLocale())
__END_DECLS
#endif /* !_RUNETYPE_H_ */
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