lib/libc/locale/multibyte_amd1.c

   1 /*      $NetBSD: multibyte_amd1.c,v 1.9 2010/06/13 04:14:57 tnozaki Exp $       */
   2
   3 /*-
   4  * Copyright (c)2002, 2008 Citrus Project,
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #include <sys/cdefs.h>
  30 #if defined(LIBC_SCCS) && !defined(lint)
  31 __RCSID("$NetBSD: multibyte_amd1.c,v 1.9 2010/06/13 04:14:57 tnozaki Exp $");
  32 #endif /* LIBC_SCCS and not lint */
  33
  34 #include <sys/types.h>
  35 #include <assert.h>
  36 #include <errno.h>
  37 #include <langinfo.h>
  38 #define __SETLOCALE_SOURCE__
  39 #include <locale.h>
  40 #include <wchar.h>
  41
  42 #include "setlocale_local.h"
  43
  44 #include "citrus_module.h"
  45 #include "citrus_ctype.h"
  46 #include "runetype_local.h"
  47 #include "multibyte.h"
  48
  49 #define _RUNE_LOCALE() \
  50     ((_RuneLocale *)(*_current_locale())->part_impl[(size_t)LC_CTYPE])
  51
  52 #define _CITRUS_CTYPE() \
  53     (_RUNE_LOCALE()->rl_citrus_ctype)
  54
  55 size_t
  56 mbrlen(const char *s, size_t n, mbstate_t *ps)
  57 {
  58         size_t ret;
  59         int err0;
  60
  61         _fixup_ps(_RUNE_LOCALE(), ps, s == NULL);
  62
  63         err0 = _citrus_ctype_mbrlen(_ps_to_ctype(ps), s, n,
  64                                      _ps_to_private(ps), &ret);
  65         if (err0)
  66                 errno = err0;
  67
  68         return ret;
  69 }
  70
  71 int
  72 mbsinit(const mbstate_t *ps)
  73 {
  74         int ret;
  75         int err0;
  76         _RuneLocale *rl;
  77
  78         if (ps == NULL)
  79                 return 1;
  80
  81         if (_ps_to_runelocale(ps) == NULL)
  82                 rl = _RUNE_LOCALE();
  83         else
  84                 rl = _ps_to_runelocale(ps);
  85
  86         /* mbsinit should cause no error... */
  87         err0 = _citrus_ctype_mbsinit(rl->rl_citrus_ctype,
  88                                       _ps_to_private_const(ps), &ret);
  89         if (err0)
  90                 errno = err0;
  91
  92         return ret;
  93 }
  94
  95 size_t
  96 mbrtowc(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)
  97 {
  98         size_t ret;
  99         int err0;
 100
 101         _fixup_ps(_RUNE_LOCALE(), ps, s == NULL);
 102
 103         err0 = _citrus_ctype_mbrtowc(_ps_to_ctype(ps), pwc, s, n,
 104                                       _ps_to_private(ps), &ret);
 105         if (err0)
 106                 errno = err0;
 107
 108         return ret;
 109 }
 110
 111 size_t
 112 mbsrtowcs(wchar_t *pwcs, const char **s, size_t n, mbstate_t *ps)
 113 {
 114         size_t ret;
 115         int err0;
 116
 117         _fixup_ps(_RUNE_LOCALE(), ps, s == NULL);
 118
 119         err0 = _citrus_ctype_mbsrtowcs(_ps_to_ctype(ps), pwcs, s, n,
 120                                         _ps_to_private(ps), &ret);
 121         if (err0)
 122                 errno = err0;
 123
 124         return ret;
 125 }
 126
 127 size_t
 128 wcrtomb(char *s, wchar_t wc, mbstate_t *ps)
 129 {
 130         size_t ret;
 131         int err0;
 132
 133         _fixup_ps(_RUNE_LOCALE(), ps, s == NULL);
 134
 135         err0 = _citrus_ctype_wcrtomb(_ps_to_ctype(ps), s, wc,
 136                                        _ps_to_private(ps), &ret);
 137         if (err0)
 138                 errno = err0;
 139
 140         return ret;
 141 }
 142
 143 size_t
 144 wcsrtombs(char *s, const wchar_t **ppwcs, size_t n, mbstate_t *ps)
 145 {
 146         size_t ret;
 147         int err0;
 148
 149         _fixup_ps(_RUNE_LOCALE(), ps, s == NULL);
 150
 151         err0 = _citrus_ctype_wcsrtombs(_ps_to_ctype(ps), s, ppwcs, n,
 152                                         _ps_to_private(ps), &ret);
 153         if (err0)
 154                 errno = err0;
 155
 156         return ret;
 157 }
 158
 159 wint_t
 160 btowc(int c)
 161 {
 162         wint_t ret;
 163         int err0;
 164
 165         err0 = _citrus_ctype_btowc(_CITRUS_CTYPE(), c, &ret);
 166         if (err0)
 167                 errno = err0;
 168
 169         return ret;
 170 }
 171
 172 int
 173 wctob(wint_t wc)
 174 {
 175         int ret;
 176         int err0;
 177
 178         err0 = _citrus_ctype_wctob(_CITRUS_CTYPE(), wc, &ret);
 179         if (err0)
 180                 errno = err0;
 181
 182         return ret;
 183 }