xref: /netbsd-src/lib/libc/locale/multibyte_amd1.c (revision d710132b4b8ce7f7cccaaf660cb16aa16b4077a0)
1 /*	$NetBSD: multibyte_amd1.c,v 1.5 2003/03/05 20:18:16 tshiozak Exp $	*/
2 
3 /*-
4  * Copyright (c)2002 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 2003/03/05 20:18:16 tshiozak Exp $");
32 #endif /* LIBC_SCCS and not lint */
33 
34 #include <assert.h>
35 #include <wchar.h>
36 #include <errno.h>
37 #include <sys/types.h>
38 #include <citrus/citrus_module.h>
39 #include <citrus/citrus_ctype.h>
40 #include "rune.h"
41 #include "multibyte.h"
42 
43 size_t
44 mbrlen(const char *s, size_t n, mbstate_t *ps)
45 {
46 	size_t ret;
47 	int err0;
48 
49 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
50 
51 	err0 = _citrus_ctype_mbrlen(_ps_to_ctype(ps), s, n,
52 				     _ps_to_private(ps), &ret);
53 	if (err0)
54 		errno = err0;
55 
56 	return ret;
57 }
58 
59 int
60 mbsinit(const mbstate_t *ps)
61 {
62 	int ret;
63 	int err0;
64 	_RuneLocale *rl;
65 
66 	if (ps == NULL)
67 		return 1;
68 
69 	if (_ps_to_runelocale(ps) == NULL)
70 		rl = _CurrentRuneLocale;
71 	else
72 		rl = _ps_to_runelocale(ps);
73 
74 	/* mbsinit should cause no error... */
75 	err0 = _citrus_ctype_mbsinit(rl->rl_citrus_ctype,
76 				      _ps_to_private_const(ps), &ret);
77 	if (err0)
78 		errno = err0;
79 
80 	return ret;
81 }
82 
83 size_t
84 mbrtowc(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)
85 {
86 	size_t ret;
87 	int err0;
88 
89 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
90 
91 	err0 = _citrus_ctype_mbrtowc(_ps_to_ctype(ps), pwc, s, n,
92 				      _ps_to_private(ps), &ret);
93 	if (err0)
94 		errno = err0;
95 
96 	return ret;
97 }
98 
99 size_t
100 mbsrtowcs(wchar_t *pwcs, const char **s, size_t n, mbstate_t *ps)
101 {
102 	size_t ret;
103 	int err0;
104 
105 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
106 
107 	err0 = _citrus_ctype_mbsrtowcs(_ps_to_ctype(ps), pwcs, s, n,
108 					_ps_to_private(ps), &ret);
109 	if (err0)
110 		errno = err0;
111 
112 	return ret;
113 }
114 
115 size_t
116 wcrtomb(char *s, wchar_t wc, mbstate_t *ps)
117 {
118 	size_t ret;
119 	int err0;
120 
121 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
122 
123 	err0 = _citrus_ctype_wcrtomb(_ps_to_ctype(ps), s, wc,
124 				       _ps_to_private(ps), &ret);
125 	if (err0)
126 		errno = err0;
127 
128 	return ret;
129 }
130 
131 size_t
132 wcsrtombs(char *s, const wchar_t **ppwcs, size_t n, mbstate_t *ps)
133 {
134 	size_t ret;
135 	int err0;
136 
137 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
138 
139 	err0 = _citrus_ctype_wcsrtombs(_ps_to_ctype(ps), s, ppwcs, n,
140 					_ps_to_private(ps), &ret);
141 	if (err0)
142 		errno = err0;
143 
144 	return ret;
145 }
146 
147 wint_t
148 btowc(int c)
149 {
150 	wint_t ret;
151 	int err0;
152 
153 	err0 = _citrus_ctype_btowc(_to_cur_ctype(), c, &ret);
154 	if (err0)
155 		errno = err0;
156 
157 	return ret;
158 }
159 
160 int
161 wctob(wint_t wc)
162 {
163 	int ret;
164 	int err0;
165 
166 	err0 = _citrus_ctype_wctob(_to_cur_ctype(), wc, &ret);
167 	if (err0)
168 		errno = err0;
169 
170 	return ret;
171 }
172