xref: /netbsd-src/lib/libc/locale/multibyte_c90.c (revision 7788a0781fe6ff2cce37368b4578a7ade0850cb1)
1 /*	$NetBSD: multibyte_c90.c,v 1.11 2013/05/28 16:57:56 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_c90.c,v 1.11 2013/05/28 16:57:56 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 #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 "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     (((_RuneLocale *)((loc)->part_impl[(size_t)LC_CTYPE]))->rl_citrus_ctype)
55 
56 int
57 mblen_l(const char *s, size_t n, locale_t loc)
58 {
59 	int ret;
60 	int err0;
61 
62 	err0 = _citrus_ctype_mblen(_CITRUS_CTYPE(loc), s, n, &ret);
63 	if (err0)
64 		errno = err0;
65 
66 	return ret;
67 }
68 
69 
70 int
71 mblen(const char *s, size_t n)
72 {
73 	return mblen_l(s, n, _current_locale());
74 }
75 
76 size_t
77 mbstowcs_l(wchar_t *pwcs, const char *s, size_t n, locale_t loc)
78 {
79 	size_t ret;
80 	int err0;
81 
82 	err0 = _citrus_ctype_mbstowcs(_CITRUS_CTYPE(loc), pwcs, s, n, &ret);
83 	if (err0)
84 		errno = err0;
85 
86 	return ret;
87 }
88 
89 size_t
90 mbstowcs(wchar_t *pwcs, const char *s, size_t n)
91 {
92 	return mbstowcs_l(pwcs, s, n, _current_locale());
93 }
94 
95 int
96 mbtowc_l(wchar_t *pw, const char *s, size_t n, locale_t loc)
97 {
98 	int ret;
99 	int err0;
100 
101 	err0 = _citrus_ctype_mbtowc(_CITRUS_CTYPE(loc), pw, s, n, &ret);
102 	if (err0)
103 		errno = err0;
104 
105 	return ret;
106 }
107 
108 int
109 mbtowc(wchar_t *pw, const char *s, size_t n)
110 {
111 	return mbtowc_l(pw, s, n, _current_locale());
112 }
113 
114 size_t
115 wcstombs_l(char *s, const wchar_t *wcs, size_t n, locale_t loc)
116 {
117 	size_t ret;
118 	int err0;
119 
120 	err0 = _citrus_ctype_wcstombs(_CITRUS_CTYPE(loc), s, wcs, n, &ret);
121 	if (err0)
122 		errno = err0;
123 
124 	return ret;
125 }
126 
127 size_t
128 wcstombs(char *s, const wchar_t *wcs, size_t n)
129 {
130 	return wcstombs_l(s, wcs, n, _current_locale());
131 }
132 
133 size_t
134 wcsnrtombs_l(char *s, const wchar_t **ppwcs, size_t in, size_t n, mbstate_t *ps,
135     locale_t loc)
136 {
137 	size_t ret;
138 	int err0;
139 
140 	_fixup_ps(_RUNE_LOCALE(loc), ps, s == NULL);
141 
142 	err0 = _citrus_ctype_wcsnrtombs(_ps_to_ctype(ps), s, ppwcs, in, n,
143 					_ps_to_private(ps), &ret);
144 	if (err0)
145 		errno = err0;
146 
147 	return ret;
148 }
149 
150 size_t
151 wcsnrtombs(char *s, const wchar_t **ppwcs, size_t in, size_t n, mbstate_t *ps)
152 {
153 	return wcsnrtombs_l(s, ppwcs, in, n, ps, _current_locale());
154 }
155 
156 int
157 wctomb_l(char *s, wchar_t wc, locale_t loc)
158 {
159 	int ret;
160 	int err0;
161 
162 	err0 = _citrus_ctype_wctomb(_CITRUS_CTYPE(loc), s, wc, &ret);
163 	if (err0)
164 		errno = err0;
165 
166 	return ret;
167 }
168 
169 int
170 wctomb(char *s, wchar_t wc)
171 {
172 	return wctomb_l(s, wc, _current_locale());
173 }
174