lib/libc/locale/mblocal.h

   1 /*
   2  * Copyright 2013 Garrett D'Amore <garrett@damore.org>
   3  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
   4  * Copyright (c) 2004 Tim J. Robbins.
   5  * All rights reserved.
   6  *
   7  * Copyright (c) 2011 The FreeBSD Foundation
   8  * All rights reserved.
   9  * Portions of this software were developed by David Chisnall
  10  * under sponsorship from the FreeBSD Foundation.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions and the following disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #ifndef _MBLOCAL_H_
  35 #define _MBLOCAL_H_
  36
  37 #include <runetype.h>
  38 #include "xlocale_private.h"
  39
  40 #define SS2     0x008e
  41 #define SS3     0x008f
  42
  43 /*
  44  * Conversion function pointers for current encoding.
  45  */
  46 struct xlocale_ctype {
  47         struct xlocale_component header;
  48         _RuneLocale *runes;
  49         size_t (*__mbrtowc)(wchar_t * __restrict, const char * __restrict,
  50                 size_t, mbstate_t * __restrict);
  51         int (*__mbsinit)(const mbstate_t *);
  52         size_t (*__mbsnrtowcs)(wchar_t * __restrict, const char ** __restrict,
  53                 size_t, size_t, mbstate_t * __restrict);
  54         size_t (*__wcrtomb)(char * __restrict, wchar_t, mbstate_t * __restrict);
  55         size_t (*__wcsnrtombs)(char * __restrict, const wchar_t ** __restrict,
  56                 size_t, size_t, mbstate_t * __restrict);
  57         size_t (*__mbintowcr)(wchar_t * __restrict dst,
  58                 const char * __restrict src, size_t dlen, size_t *slen,
  59                 int flags);
  60         size_t (*__wcrtombin)(char * __restrict dst,
  61                 const wchar_t * __restrict src, size_t dlen, size_t *slen,
  62                 int flags);
  63         int __mb_cur_max;
  64         int __mb_sb_limit;
  65 };
  66 #define XLOCALE_CTYPE(x) ((struct xlocale_ctype*)(x)->components[XLC_CTYPE])
  67 extern struct xlocale_ctype __xlocale_global_ctype;
  68
  69 /*
  70  * Rune initialization function prototypes.
  71  */
  72 int     _none_init(struct xlocale_ctype *, _RuneLocale *);
  73 int     _UTF8_init(struct xlocale_ctype *, _RuneLocale *);
  74 int     _EUC_CN_init(struct xlocale_ctype *, _RuneLocale *);
  75 int     _EUC_JP_init(struct xlocale_ctype *, _RuneLocale *);
  76 int     _EUC_KR_init(struct xlocale_ctype *, _RuneLocale *);
  77 int     _EUC_TW_init(struct xlocale_ctype *, _RuneLocale *);
  78 int     _GB18030_init(struct xlocale_ctype *, _RuneLocale *);
  79 int     _GB2312_init(struct xlocale_ctype *, _RuneLocale *);
  80 int     _GBK_init(struct xlocale_ctype *, _RuneLocale *);
  81 int     _BIG5_init(struct xlocale_ctype *, _RuneLocale *);
  82 int     _MSKanji_init(struct xlocale_ctype *, _RuneLocale *);
  83 int     _ascii_init(struct xlocale_ctype *, _RuneLocale *);
  84
  85 typedef size_t (*mbrtowc_pfn_t)(wchar_t * __restrict,
  86     const char * __restrict, size_t, mbstate_t * __restrict);
  87 typedef size_t (*wcrtomb_pfn_t)(char * __restrict, wchar_t,
  88     mbstate_t * __restrict);
  89 size_t __mbsnrtowcs_std(wchar_t * __restrict, const char ** __restrict,
  90     size_t, size_t, mbstate_t * __restrict, mbrtowc_pfn_t);
  91 size_t __wcsnrtombs_std(char * __restrict, const wchar_t ** __restrict,
  92     size_t, size_t, mbstate_t * __restrict, wcrtomb_pfn_t);
  93
  94 #endif  /* _MBLOCAL_H_ */