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multibyte_amd1.c revision 1.5.38.1 
      1 /*	$NetBSD: multibyte_amd1.c,v 1.5.38.1 2009/01/15 03:24:08 snj 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 1.5.38.1 2009/01/15 03:24:08 snj 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 "rune.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 }
    184