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      1 /*	$NetBSD: multibyte_amd1.c,v 1.14 2013/08/18 20:03:48 joerg 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 1.14 2013/08/18 20:03:48 joerg 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 #include <stdlib.h>
     39 #define __SETLOCALE_SOURCE__
     40 #include <locale.h>
     41 #include <wchar.h>
     42 
     43 #include "setlocale_local.h"
     44 
     45 #include "citrus_module.h"
     46 #include "citrus_ctype.h"
     47 #include "runetype_local.h"
     48 #include "multibyte.h"
     49 
     50 size_t
     51 mbrlen_l(const char *s, size_t n, mbstate_t *ps, locale_t loc)
     52 {
     53 	size_t ret;
     54 	int err0;
     55 
     56 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
     57 
     58 	err0 = _citrus_ctype_mbrlen(_ps_to_ctype(ps, loc), s, n,
     59 				     _ps_to_private(ps), &ret);
     60 	if (err0)
     61 		errno = err0;
     62 
     63 	return ret;
     64 }
     65 
     66 size_t
     67 mbrlen(const char *s, size_t n, mbstate_t *ps)
     68 {
     69 	return mbrlen_l(s, n, ps, _current_locale());
     70 }
     71 
     72 int
     73 mbsinit_l(const mbstate_t *ps, locale_t loc)
     74 {
     75 	int ret;
     76 	int err0;
     77 	_RuneLocale *rl;
     78 
     79 	if (ps == NULL)
     80 		return 1;
     81 
     82 	if (_ps_to_runelocale(ps) == NULL)
     83 		rl = _RUNE_LOCALE(loc);
     84 	else
     85 		rl = _ps_to_runelocale(ps);
     86 
     87 	/* mbsinit should cause no error... */
     88 	err0 = _citrus_ctype_mbsinit(rl->rl_citrus_ctype,
     89 				      _ps_to_private_const(ps), &ret);
     90 	if (err0)
     91 		errno = err0;
     92 
     93 	return ret;
     94 }
     95 
     96 int
     97 mbsinit(const mbstate_t *ps)
     98 {
     99 	return mbsinit_l(ps, _current_locale());
    100 }
    101 
    102 size_t
    103 mbrtowc_l(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps, locale_t loc)
    104 {
    105 	size_t ret;
    106 	int err0;
    107 
    108 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    109 
    110 	err0 = _citrus_ctype_mbrtowc(_ps_to_ctype(ps, loc), pwc, s, n,
    111 				      _ps_to_private(ps), &ret);
    112 	if (err0)
    113 		errno = err0;
    114 
    115 	return ret;
    116 }
    117 
    118 size_t
    119 mbrtowc(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)
    120 {
    121 	return mbrtowc_l(pwc, s, n, ps, _current_locale());
    122 }
    123 
    124 size_t
    125 mbsrtowcs_l(wchar_t *pwcs, const char **s, size_t n, mbstate_t *ps,
    126     locale_t loc)
    127 {
    128 	size_t ret;
    129 	int err0;
    130 
    131 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    132 
    133 	err0 = _citrus_ctype_mbsrtowcs(_ps_to_ctype(ps, loc), pwcs, s, n,
    134 					_ps_to_private(ps), &ret);
    135 	if (err0)
    136 		errno = err0;
    137 
    138 	return ret;
    139 }
    140 
    141 size_t
    142 mbsrtowcs(wchar_t *pwcs, const char **s, size_t n, mbstate_t *ps)
    143 {
    144 	return mbsrtowcs_l(pwcs, s, n, ps, _current_locale());
    145 }
    146 
    147 size_t
    148 mbsnrtowcs_l(wchar_t *pwcs, const char **s, size_t in, size_t n, mbstate_t *ps,
    149     locale_t loc)
    150 {
    151 	size_t ret;
    152 	int err0;
    153 
    154 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    155 
    156 	err0 = _citrus_ctype_mbsnrtowcs(_ps_to_ctype(ps, loc), pwcs, s, in, n,
    157 					_ps_to_private(ps), &ret);
    158 	if (err0)
    159 		errno = err0;
    160 
    161 	return ret;
    162 }
    163 
    164 size_t
    165 mbsnrtowcs(wchar_t *pwcs, const char **s, size_t in, size_t n, mbstate_t *ps)
    166 {
    167 	return mbsnrtowcs_l(pwcs, s, in, n, ps, _current_locale());
    168 }
    169 
    170 size_t
    171 wcrtomb_l(char *s, wchar_t wc, mbstate_t *ps, locale_t loc)
    172 {
    173 	size_t ret;
    174 	int err0;
    175 
    176 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    177 
    178 	err0 = _citrus_ctype_wcrtomb(_ps_to_ctype(ps, loc), s, wc,
    179 				       _ps_to_private(ps), &ret);
    180 	if (err0)
    181 		errno = err0;
    182 
    183 	return ret;
    184 }
    185 
    186 size_t
    187 wcrtomb(char *s, wchar_t wc, mbstate_t *ps)
    188 {
    189 	return wcrtomb_l(s, wc, ps, _current_locale());
    190 }
    191 
    192 size_t
    193 wcsrtombs_l(char *s, const wchar_t **ppwcs, size_t n, mbstate_t *ps,
    194     locale_t loc)
    195 {
    196 	size_t ret;
    197 	int err0;
    198 
    199 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    200 
    201 	err0 = _citrus_ctype_wcsrtombs(_ps_to_ctype(ps, loc), s, ppwcs, n,
    202 					_ps_to_private(ps), &ret);
    203 	if (err0)
    204 		errno = err0;
    205 
    206 	return ret;
    207 }
    208 
    209 size_t
    210 wcsrtombs(char *s, const wchar_t **ppwcs, size_t n, mbstate_t *ps)
    211 {
    212 	return wcsrtombs_l(s, ppwcs, n, ps, _current_locale());
    213 }
    214 
    215 wint_t
    216 btowc_l(int c, locale_t loc)
    217 {
    218 	wint_t ret;
    219 	int err0;
    220 
    221 	err0 = _citrus_ctype_btowc(_CITRUS_CTYPE(loc), c, &ret);
    222 	if (err0)
    223 		errno = err0;
    224 
    225 	return ret;
    226 }
    227 
    228 wint_t
    229 btowc(int c)
    230 {
    231 	return btowc_l(c, _current_locale());
    232 }
    233 
    234 int
    235 wctob_l(wint_t wc, locale_t loc)
    236 {
    237 	int ret;
    238 	int err0;
    239 
    240 	err0 = _citrus_ctype_wctob(_CITRUS_CTYPE(loc), wc, &ret);
    241 	if (err0)
    242 		errno = err0;
    243 
    244 	return ret;
    245 }
    246 
    247 int
    248 wctob(wint_t wc)
    249 {
    250 	return wctob_l(wc, _current_locale());
    251 }
    252 
    253 size_t
    254 _mb_cur_max_l(locale_t loc)
    255 {
    256 
    257 	return _citrus_ctype_get_mb_cur_max(_CITRUS_CTYPE(loc));
    258 }
    259