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multibyte_amd1.c revision 1.9.12.1 
      1 /*	$NetBSD: multibyte_amd1.c,v 1.9.12.1 2013/06/23 06:21:05 tls 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 1.9.12.1 2013/06/23 06:21:05 tls 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 #define _RUNE_LOCALE(loc) \
     51     ((_RuneLocale *)((loc)->part_impl[(size_t)LC_CTYPE]))
     52 
     53 #define _CITRUS_CTYPE(loc) \
     54     (_RUNE_LOCALE(loc)->rl_citrus_ctype)
     55 
     56 size_t
     57 mbrlen_l(const char *s, size_t n, mbstate_t *ps, locale_t loc)
     58 {
     59 	size_t ret;
     60 	int err0;
     61 
     62 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
     63 
     64 	err0 = _citrus_ctype_mbrlen(_ps_to_ctype(ps), s, n,
     65 				     _ps_to_private(ps), &ret);
     66 	if (err0)
     67 		errno = err0;
     68 
     69 	return ret;
     70 }
     71 
     72 size_t
     73 mbrlen(const char *s, size_t n, mbstate_t *ps)
     74 {
     75 	return mbrlen_l(s, n, ps, _current_locale());
     76 }
     77 
     78 int
     79 mbsinit_l(const mbstate_t *ps, locale_t loc)
     80 {
     81 	int ret;
     82 	int err0;
     83 	_RuneLocale *rl;
     84 
     85 	if (ps == NULL)
     86 		return 1;
     87 
     88 	if (_ps_to_runelocale(ps) == NULL)
     89 		rl = _RUNE_LOCALE(loc);
     90 	else
     91 		rl = _ps_to_runelocale(ps);
     92 
     93 	/* mbsinit should cause no error... */
     94 	err0 = _citrus_ctype_mbsinit(rl->rl_citrus_ctype,
     95 				      _ps_to_private_const(ps), &ret);
     96 	if (err0)
     97 		errno = err0;
     98 
     99 	return ret;
    100 }
    101 
    102 int
    103 mbsinit(const mbstate_t *ps)
    104 {
    105 	return mbsinit_l(ps, _current_locale());
    106 }
    107 
    108 size_t
    109 mbrtowc_l(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps, locale_t loc)
    110 {
    111 	size_t ret;
    112 	int err0;
    113 
    114 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    115 
    116 	err0 = _citrus_ctype_mbrtowc(_ps_to_ctype(ps), pwc, s, n,
    117 				      _ps_to_private(ps), &ret);
    118 	if (err0)
    119 		errno = err0;
    120 
    121 	return ret;
    122 }
    123 
    124 size_t
    125 mbrtowc(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)
    126 {
    127 	return mbrtowc_l(pwc, s, n, ps, _current_locale());
    128 }
    129 
    130 size_t
    131 mbsrtowcs_l(wchar_t *pwcs, const char **s, size_t n, mbstate_t *ps,
    132     locale_t loc)
    133 {
    134 	size_t ret;
    135 	int err0;
    136 
    137 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    138 
    139 	err0 = _citrus_ctype_mbsrtowcs(_ps_to_ctype(ps), pwcs, s, n,
    140 					_ps_to_private(ps), &ret);
    141 	if (err0)
    142 		errno = err0;
    143 
    144 	return ret;
    145 }
    146 
    147 size_t
    148 mbsrtowcs(wchar_t *pwcs, const char **s, size_t n, mbstate_t *ps)
    149 {
    150 	return mbsrtowcs_l(pwcs, s, n, ps, _current_locale());
    151 }
    152 
    153 size_t
    154 mbsnrtowcs_l(wchar_t *pwcs, const char **s, size_t in, size_t n, mbstate_t *ps,
    155     locale_t loc)
    156 {
    157 	size_t ret;
    158 	int err0;
    159 
    160 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    161 
    162 	err0 = _citrus_ctype_mbsnrtowcs(_ps_to_ctype(ps), pwcs, s, in, n,
    163 					_ps_to_private(ps), &ret);
    164 	if (err0)
    165 		errno = err0;
    166 
    167 	return ret;
    168 }
    169 
    170 size_t
    171 mbsnrtowcs(wchar_t *pwcs, const char **s, size_t in, size_t n, mbstate_t *ps)
    172 {
    173 	return mbsnrtowcs_l(pwcs, s, in, n, ps, _current_locale());
    174 }
    175 
    176 size_t
    177 wcrtomb_l(char *s, wchar_t wc, mbstate_t *ps, locale_t loc)
    178 {
    179 	size_t ret;
    180 	int err0;
    181 
    182 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    183 
    184 	err0 = _citrus_ctype_wcrtomb(_ps_to_ctype(ps), s, wc,
    185 				       _ps_to_private(ps), &ret);
    186 	if (err0)
    187 		errno = err0;
    188 
    189 	return ret;
    190 }
    191 
    192 size_t
    193 wcrtomb(char *s, wchar_t wc, mbstate_t *ps)
    194 {
    195 	return wcrtomb_l(s, wc, ps, _current_locale());
    196 }
    197 
    198 size_t
    199 wcsrtombs_l(char *s, const wchar_t **ppwcs, size_t n, mbstate_t *ps,
    200     locale_t loc)
    201 {
    202 	size_t ret;
    203 	int err0;
    204 
    205 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
    206 
    207 	err0 = _citrus_ctype_wcsrtombs(_ps_to_ctype(ps), s, ppwcs, n,
    208 					_ps_to_private(ps), &ret);
    209 	if (err0)
    210 		errno = err0;
    211 
    212 	return ret;
    213 }
    214 
    215 size_t
    216 wcsrtombs(char *s, const wchar_t **ppwcs, size_t n, mbstate_t *ps)
    217 {
    218 	return wcsrtombs_l(s, ppwcs, n, ps, _current_locale());
    219 }
    220 
    221 wint_t
    222 btowc_l(int c, locale_t loc)
    223 {
    224 	wint_t ret;
    225 	int err0;
    226 
    227 	err0 = _citrus_ctype_btowc(_CITRUS_CTYPE(loc), c, &ret);
    228 	if (err0)
    229 		errno = err0;
    230 
    231 	return ret;
    232 }
    233 
    234 wint_t
    235 btowc(int c)
    236 {
    237 	return btowc_l(c, _current_locale());
    238 }
    239 
    240 int
    241 wctob_l(wint_t wc, locale_t loc)
    242 {
    243 	int ret;
    244 	int err0;
    245 
    246 	err0 = _citrus_ctype_wctob(_CITRUS_CTYPE(loc), wc, &ret);
    247 	if (err0)
    248 		errno = err0;
    249 
    250 	return ret;
    251 }
    252 
    253 int
    254 wctob(wint_t wc)
    255 {
    256 	return wctob_l(wc, _current_locale());
    257 }
    258 
    259 size_t
    260 _mb_cur_max_l(locale_t loc)
    261 {
    262 
    263 	return _citrus_ctype_get_mb_cur_max(_CITRUS_CTYPE(loc));
    264 }
    265