1/* $NetBSD: wchar.h,v 1.46 2024/11/01 16:36:58 nia Exp $ */
2
3/*-
4 * Copyright (c)1999 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/*-
30 * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
31 * All rights reserved.
32 *
33 * This code is derived from software contributed to The NetBSD Foundation
34 * by Julian Coleman.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 * 1. Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in the
43 * documentation and/or other materials provided with the distribution.
44 *
45 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
46 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
47 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
48 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
49 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
50 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
51 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
52 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
53 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
54 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
55 * POSSIBILITY OF SUCH DAMAGE.
56 */
57
58#ifndef _WCHAR_H_
59#define _WCHAR_H_
60
61#include <sys/cdefs.h>
62#include <sys/featuretest.h>
63#include <machine/wchar_limits.h>
64#include <sys/ansi.h>
65#include <sys/null.h>
66
67#include <stdio.h> /* for FILE* */
68
69#if defined(_BSD_WCHAR_T_) && !defined(__cplusplus)
70typedef _BSD_WCHAR_T_ wchar_t;
71#undef _BSD_WCHAR_T_
72#endif
73
74#ifdef _BSD_MBSTATE_T_
75typedef _BSD_MBSTATE_T_ mbstate_t;
76#undef _BSD_MBSTATE_T_
77#endif
78
79#ifdef _BSD_WINT_T_
80typedef _BSD_WINT_T_ wint_t;
81#undef _BSD_WINT_T_
82#endif
83
84#ifdef _BSD_SIZE_T_
85typedef _BSD_SIZE_T_ size_t;
86#undef _BSD_SIZE_T_
87#endif
88
89#if defined(_POSIX_C_SOURCE)
90#ifndef __VA_LIST_DECLARED
91typedef __va_list va_list;
92#define __VA_LIST_DECLARED
93#endif
94#endif
95
96struct tm;
97
98__BEGIN_DECLS
99wint_t btowc(int);
100size_t mbrlen(const char * __restrict, size_t, mbstate_t * __restrict);
101size_t mbrtowc(wchar_t * __restrict, const char * __restrict, size_t,
102 mbstate_t * __restrict);
103int mbsinit(const mbstate_t *);
104size_t mbsrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
105 mbstate_t * __restrict);
106size_t wcrtomb(char * __restrict, wchar_t, mbstate_t * __restrict);
107wchar_t *wcscat(wchar_t * __restrict, const wchar_t * __restrict);
108wchar_t *wcschr(const wchar_t *, wchar_t);
109int wcscmp(const wchar_t *, const wchar_t *);
110int wcscoll(const wchar_t *, const wchar_t *);
111wchar_t *wcscpy(wchar_t * __restrict, const wchar_t * __restrict);
112size_t wcscspn(const wchar_t *, const wchar_t *);
113size_t wcsftime(wchar_t * __restrict, size_t, const wchar_t * __restrict,
114 const struct tm * __restrict);
115size_t wcslen(const wchar_t *);
116wchar_t *wcsncat(wchar_t * __restrict, const wchar_t * __restrict, size_t);
117int wcsncmp(const wchar_t *, const wchar_t *, size_t);
118wchar_t *wcsncpy(wchar_t * __restrict , const wchar_t * __restrict, size_t);
119size_t wcsnlen(const wchar_t *, size_t);
120wchar_t *wcspbrk(const wchar_t *, const wchar_t *);
121wchar_t *wcsrchr(const wchar_t *, wchar_t);
122size_t wcsrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
123 mbstate_t * __restrict);
124size_t wcsspn(const wchar_t *, const wchar_t *);
125wchar_t *wcsstr(const wchar_t *, const wchar_t *);
126wchar_t *wcstok(wchar_t * __restrict, const wchar_t * __restrict,
127 wchar_t ** __restrict);
128size_t wcsxfrm(wchar_t *, const wchar_t *, size_t);
129wchar_t *wcswcs(const wchar_t *, const wchar_t *);
130wchar_t *wmemchr(const wchar_t *, wchar_t, size_t);
131int wmemcmp(const wchar_t *, const wchar_t *, size_t);
132wchar_t *wmemcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
133wchar_t *wmempcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
134wchar_t *wmemmove(wchar_t *, const wchar_t *, size_t);
135wchar_t *wmemset(wchar_t *, wchar_t, size_t);
136
137/*
138 * IEEE Std 1003.1-2024 (POSIX.1-2024)
139 */
140#if (_POSIX_C_SOURCE - 0) >= 202405L || (_XOPEN_SOURCE - 0 >= 800) || \
141 defined(_NETBSD_SOURCE)
142size_t wcslcat(wchar_t *, const wchar_t *, size_t);
143size_t wcslcpy(wchar_t *, const wchar_t *, size_t);
144#endif
145
146#if defined(_NETBSD_SOURCE) || \
147 (_POSIX_C_SOURCE - 0 >= 200112L) || (_XOPEN_SOURCE - 0) >= 600
148int wcswidth(const wchar_t *, size_t);
149int wcwidth(wchar_t);
150#endif
151
152int wctob(wint_t);
153unsigned long int wcstoul(const wchar_t * __restrict,
154 wchar_t ** __restrict, int);
155long int wcstol(const wchar_t * __restrict,
156 wchar_t ** __restrict, int);
157double wcstod(const wchar_t * __restrict, wchar_t ** __restrict);
158
159#if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
160 (__cplusplus - 0) >= 201103L || defined(_NETBSD_SOURCE) || \
161 (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600
162float wcstof(const wchar_t * __restrict, wchar_t ** __restrict);
163long double wcstold(const wchar_t * __restrict, wchar_t ** __restrict);
164
165/* LONGLONG */
166long long int wcstoll(const wchar_t * __restrict,
167 wchar_t ** __restrict, int);
168/* LONGLONG */
169unsigned long long int wcstoull(const wchar_t * __restrict,
170 wchar_t ** __restrict, int);
171#endif
172
173#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \
174 defined(_NETBSD_SOURCE)
175FILE *open_wmemstream(wchar_t **, size_t *);
176#endif
177
178wint_t ungetwc(wint_t, FILE *);
179wint_t fgetwc(FILE *);
180wchar_t *fgetws(wchar_t * __restrict, int, FILE * __restrict);
181wint_t getwc(FILE *);
182wint_t getwchar(void);
183wint_t fputwc(wchar_t, FILE *);
184int fputws(const wchar_t * __restrict, FILE * __restrict);
185wint_t putwc(wchar_t, FILE *);
186wint_t putwchar(wchar_t);
187
188int fwide(FILE *, int);
189
190wchar_t *fgetwln(FILE * __restrict, size_t * __restrict);
191int fwprintf(FILE * __restrict, const wchar_t * __restrict, ...);
192int fwscanf(FILE * __restrict, const wchar_t * __restrict, ...);
193int swprintf(wchar_t * __restrict, size_t n, const wchar_t * __restrict, ...);
194int swscanf(const wchar_t * __restrict, const wchar_t * __restrict, ...);
195int vfwprintf(FILE * __restrict, const wchar_t * __restrict, __va_list);
196int vswprintf(wchar_t * __restrict, size_t, const wchar_t * __restrict,
197 __va_list);
198int vwprintf(const wchar_t * __restrict, __va_list);
199int wprintf(const wchar_t * __restrict, ...);
200int wscanf(const wchar_t * __restrict, ...);
201#if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) > 199901L || \
202 (__cplusplus - 0) >= 201103L || defined(_NETBSD_SOURCE) || \
203 (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600
204int vfwscanf(FILE * __restrict, const wchar_t * __restrict, __va_list);
205int vswscanf(const wchar_t * __restrict, const wchar_t * __restrict,
206 __va_list);
207int vwscanf(const wchar_t * __restrict, __va_list);
208#endif
209#if defined(_NETBSD_SOURCE)
210struct tinfo;
211int t_putws(struct tinfo *, const wchar_t *, int, void (*)(wchar_t, void *),
212 void *);
213wchar_t *wcsdup (const wchar_t *);
214int wcsncasecmp (const wchar_t *, const wchar_t *, size_t);
215int wcscasecmp(const wchar_t *, const wchar_t *);
216#endif
217__END_DECLS
218
219#ifndef WEOF
220#define WEOF ((wint_t)-1)
221#endif
222
223#define getwc(f) fgetwc(f)
224#define getwchar() getwc(stdin)
225#define putwc(wc, f) fputwc((wc), (f))
226#define putwchar(wc) putwc((wc), stdout)
227
228#if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE)
229# ifndef __LOCALE_T_DECLARED
230typedef struct _locale *locale_t;
231# define __LOCALE_T_DECLARED
232# endif
233__BEGIN_DECLS
234size_t mbsnrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
235 size_t, mbstate_t * __restrict);
236size_t wcsnrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
237 size_t, mbstate_t * __restrict);
238
239int wcscoll_l(const wchar_t *, const wchar_t *, locale_t);
240size_t wcsxfrm_l(wchar_t *, const wchar_t *, size_t, locale_t);
241int wcsncasecmp_l(const wchar_t *, const wchar_t *, size_t, locale_t);
242int wcscasecmp_l(const wchar_t *, const wchar_t *, locale_t);
243
244size_t wcsftime_l(wchar_t * __restrict, size_t, const wchar_t * __restrict,
245 const struct tm * __restrict, locale_t);
246
247float wcstof_l(const wchar_t * __restrict, wchar_t ** __restrict, locale_t);
248double wcstod_l(const wchar_t * __restrict, wchar_t ** __restrict, locale_t);
249long double wcstold_l(const wchar_t * __restrict, wchar_t ** __restrict,
250 locale_t);
251long int wcstol_l(const wchar_t * __restrict, wchar_t ** __restrict, int,
252 locale_t);
253unsigned long int wcstoul_l(const wchar_t * __restrict,
254 wchar_t ** __restrict, int, locale_t);
255/* LONGLONG */
256long long int wcstoll_l(const wchar_t * __restrict, wchar_t ** __restrict, int,
257 locale_t);
258/* LONGLONG */
259unsigned long long int wcstoull_l(const wchar_t * __restrict,
260 wchar_t ** __restrict, int, locale_t);
261int wcwidth_l(wchar_t, locale_t);
262int wcswidth_l(const wchar_t *, size_t, locale_t);
263__END_DECLS
264#endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */
265
266#if defined(_NETBSD_SOURCE)
267__BEGIN_DECLS
268wint_t btowc_l(int, locale_t);
269size_t mbrlen_l(const char * __restrict, size_t, mbstate_t * __restrict,
270 locale_t);
271size_t mbrtowc_l(wchar_t * __restrict, const char * __restrict, size_t,
272 mbstate_t * __restrict, locale_t);
273int mbsinit_l(const mbstate_t *, locale_t);
274size_t mbsrtowcs_l(wchar_t * __restrict, const char ** __restrict, size_t,
275 mbstate_t * __restrict, locale_t);
276size_t mbsnrtowcs_l(wchar_t * __restrict, const char ** __restrict, size_t,
277 size_t, mbstate_t * __restrict, locale_t);
278size_t wcrtomb_l(char * __restrict, wchar_t, mbstate_t * __restrict, locale_t);
279size_t wcsrtombs_l(char * __restrict, const wchar_t ** __restrict, size_t,
280 mbstate_t * __restrict, locale_t);
281size_t wcsnrtombs_l(char * __restrict, const wchar_t ** __restrict, size_t,
282 size_t, mbstate_t * __restrict, locale_t);
283int wctob_l(wint_t, locale_t);
284
285int fwprintf_l(FILE * __restrict, locale_t, const wchar_t * __restrict, ...);
286int swprintf_l(wchar_t * __restrict, size_t n, locale_t,
287 const wchar_t * __restrict, ...);
288int vfwprintf_l(FILE * __restrict, locale_t,
289 const wchar_t * __restrict, __va_list);
290int vswprintf_l(wchar_t * __restrict, size_t, locale_t,
291 const wchar_t * __restrict, __va_list);
292int vwprintf_l(locale_t, const wchar_t * __restrict, __va_list);
293int wprintf_l(locale_t, const wchar_t * __restrict, ...);
294
295int fwscanf_l(FILE * __restrict, locale_t, const wchar_t * __restrict, ...);
296int swscanf_l(const wchar_t * __restrict, locale_t, const wchar_t *
297 __restrict, ...);
298int wscanf_l(locale_t, const wchar_t * __restrict, ...);
299int vfwscanf_l(FILE * __restrict, locale_t, const wchar_t * __restrict,
300 __va_list);
301int vswscanf_l(const wchar_t * __restrict, locale_t, const wchar_t * __restrict,
302 __va_list);
303int vwscanf_l(locale_t, const wchar_t * __restrict, __va_list);
304__END_DECLS
305#endif /* _NETBSD_SOURCE */
306
307#endif /* !_WCHAR_H_ */