lib/libc/locale/multibyte_c90.c

   1 /*      $NetBSD: multibyte_c90.c,v 1.4.40.1 2009/01/04 17:02:20 christos 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_c90.c,v 1.4.40.1 2009/01/04 17:02:20 christos 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 <stdlib.h>
  41 #include <wchar.h>
  42
  43 #include "setlocale_local.h"
  44
  45 #include "citrus_module.h"
  46 #include "citrus_ctype.h"
  47 #include "rune.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 int
  56 mblen(const char *s, size_t n)
  57 {
  58         int ret;
  59         int err0;
  60
  61         err0 = _citrus_ctype_mblen(_CITRUS_CTYPE(), s, n, &ret);
  62         if (err0)
  63                 errno = err0;
  64
  65         return ret;
  66 }
  67
  68 size_t
  69 mbstowcs(wchar_t *pwcs, const char *s, size_t n)
  70 {
  71         size_t ret;
  72         int err0;
  73
  74         err0 = _citrus_ctype_mbstowcs(_CITRUS_CTYPE(), pwcs, s, n, &ret);
  75         if (err0)
  76                 errno = err0;
  77
  78         return ret;
  79 }
  80
  81 int
  82 mbtowc(wchar_t *pw, const char *s, size_t n)
  83 {
  84         int ret;
  85         int err0;
  86
  87         err0 = _citrus_ctype_mbtowc(_CITRUS_CTYPE(), pw, s, n, &ret);
  88         if (err0)
  89                 errno = err0;
  90
  91         return ret;
  92 }
  93
  94 size_t
  95 wcstombs(char *s, const wchar_t *wcs, size_t n)
  96 {
  97         size_t ret;
  98         int err0;
  99
 100         err0 = _citrus_ctype_wcstombs(_CITRUS_CTYPE(), s, wcs, n, &ret);
 101         if (err0)
 102                 errno = err0;
 103
 104         return ret;
 105 }
 106
 107 int
 108 wctomb(char *s, wchar_t wc)
 109 {
 110         int ret;
 111         int err0;
 112
 113         err0 = _citrus_ctype_wctomb(_CITRUS_CTYPE(), s, wc, &ret);
 114         if (err0)
 115                 errno = err0;
 116
 117         return ret;
 118 }