/*      $NetBSD: wchar.h,v 1.46 2024/11/01 16:36:58 nia Exp $   */

/*-
* Copyright (c)1999 Citrus Project,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

/*-
* Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Julian Coleman.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef _WCHAR_H_
#define _WCHAR_H_

#include <sys/cdefs.h>
#include <sys/featuretest.h>
#include <machine/wchar_limits.h>
#include <sys/ansi.h>
#include <sys/null.h>

#include <stdio.h> /* for FILE* */

#if defined(_BSD_WCHAR_T_) && !defined(__cplusplus)
typedef _BSD_WCHAR_T_   wchar_t;
#undef  _BSD_WCHAR_T_
#endif

#ifdef  _BSD_MBSTATE_T_
typedef _BSD_MBSTATE_T_ mbstate_t;
#undef  _BSD_MBSTATE_T_
#endif

#ifdef  _BSD_WINT_T_
typedef _BSD_WINT_T_    wint_t;
#undef  _BSD_WINT_T_
#endif

#ifdef  _BSD_SIZE_T_
typedef _BSD_SIZE_T_    size_t;
#undef  _BSD_SIZE_T_
#endif

#if defined(_POSIX_C_SOURCE)
#ifndef __VA_LIST_DECLARED
typedef __va_list va_list;
#define __VA_LIST_DECLARED
#endif
#endif

struct tm;

__BEGIN_DECLS
wint_t  btowc(int);
size_t  mbrlen(const char * __restrict, size_t, mbstate_t * __restrict);
size_t  mbrtowc(wchar_t * __restrict, const char * __restrict, size_t,
           mbstate_t * __restrict);
int     mbsinit(const mbstate_t *);
size_t  mbsrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
           mbstate_t * __restrict);
size_t  wcrtomb(char * __restrict, wchar_t, mbstate_t * __restrict);
wchar_t *wcscat(wchar_t * __restrict, const wchar_t * __restrict);
wchar_t *wcschr(const wchar_t *, wchar_t);
int     wcscmp(const wchar_t *, const wchar_t *);
int     wcscoll(const wchar_t *, const wchar_t *);
wchar_t *wcscpy(wchar_t * __restrict, const wchar_t * __restrict);
size_t  wcscspn(const wchar_t *, const wchar_t *);
size_t  wcsftime(wchar_t * __restrict, size_t, const wchar_t * __restrict,
           const struct tm * __restrict);
size_t  wcslen(const wchar_t *);
wchar_t *wcsncat(wchar_t * __restrict, const wchar_t * __restrict, size_t);
int     wcsncmp(const wchar_t *, const wchar_t *, size_t);
wchar_t *wcsncpy(wchar_t * __restrict , const wchar_t * __restrict, size_t);
size_t  wcsnlen(const wchar_t *, size_t);
wchar_t *wcspbrk(const wchar_t *, const wchar_t *);
wchar_t *wcsrchr(const wchar_t *, wchar_t);
size_t  wcsrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
           mbstate_t * __restrict);
size_t  wcsspn(const wchar_t *, const wchar_t *);
wchar_t *wcsstr(const wchar_t *, const wchar_t *);
wchar_t *wcstok(wchar_t * __restrict, const wchar_t * __restrict,
                    wchar_t ** __restrict);
size_t  wcsxfrm(wchar_t *, const wchar_t *, size_t);
wchar_t *wcswcs(const wchar_t *, const wchar_t *);
wchar_t *wmemchr(const wchar_t *, wchar_t, size_t);
int     wmemcmp(const wchar_t *, const wchar_t *, size_t);
wchar_t *wmemcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
wchar_t *wmempcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
wchar_t *wmemmove(wchar_t *, const wchar_t *, size_t);
wchar_t *wmemset(wchar_t *, wchar_t, size_t);

/*
* IEEE Std 1003.1-2024 (POSIX.1-2024)
*/
#if (_POSIX_C_SOURCE - 0) >= 202405L || (_XOPEN_SOURCE - 0 >= 800) || \
   defined(_NETBSD_SOURCE)
size_t  wcslcat(wchar_t *, const wchar_t *, size_t);
size_t  wcslcpy(wchar_t *, const wchar_t *, size_t);
#endif

#if defined(_NETBSD_SOURCE) || \
   (_POSIX_C_SOURCE - 0 >= 200112L) || (_XOPEN_SOURCE - 0) >= 600
int     wcswidth(const wchar_t *, size_t);
int     wcwidth(wchar_t);
#endif

int     wctob(wint_t);
unsigned long int wcstoul(const wchar_t * __restrict,
       wchar_t ** __restrict, int);
long int wcstol(const wchar_t * __restrict,
       wchar_t ** __restrict, int);
double wcstod(const wchar_t * __restrict, wchar_t ** __restrict);

#if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
   (__cplusplus - 0) >= 201103L || defined(_NETBSD_SOURCE) || \
   (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600
float wcstof(const wchar_t * __restrict, wchar_t ** __restrict);
long double wcstold(const wchar_t * __restrict, wchar_t ** __restrict);

/* LONGLONG */
long long int wcstoll(const wchar_t * __restrict,
       wchar_t ** __restrict, int);
/* LONGLONG */
unsigned long long int wcstoull(const wchar_t * __restrict,
       wchar_t ** __restrict, int);
#endif

#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \
   defined(_NETBSD_SOURCE)
FILE    *open_wmemstream(wchar_t **, size_t *);
#endif

wint_t ungetwc(wint_t, FILE *);
wint_t fgetwc(FILE *);
wchar_t *fgetws(wchar_t * __restrict, int, FILE * __restrict);
wint_t getwc(FILE *);
wint_t getwchar(void);
wint_t fputwc(wchar_t, FILE *);
int fputws(const wchar_t * __restrict, FILE * __restrict);
wint_t putwc(wchar_t, FILE *);
wint_t putwchar(wchar_t);

int fwide(FILE *, int);

wchar_t *fgetwln(FILE * __restrict, size_t * __restrict);
int fwprintf(FILE * __restrict, const wchar_t * __restrict, ...);
int fwscanf(FILE * __restrict, const wchar_t * __restrict, ...);
int swprintf(wchar_t * __restrict, size_t n, const wchar_t * __restrict, ...);
int swscanf(const wchar_t * __restrict, const wchar_t * __restrict, ...);
int vfwprintf(FILE * __restrict, const wchar_t * __restrict, __va_list);
int vswprintf(wchar_t * __restrict, size_t, const wchar_t * __restrict,
   __va_list);
int vwprintf(const wchar_t * __restrict, __va_list);
int wprintf(const wchar_t * __restrict, ...);
int wscanf(const wchar_t * __restrict, ...);
#if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) > 199901L || \
   (__cplusplus - 0) >= 201103L || defined(_NETBSD_SOURCE) || \
   (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600
int vfwscanf(FILE * __restrict, const wchar_t * __restrict, __va_list);
int vswscanf(const wchar_t * __restrict, const wchar_t * __restrict,
   __va_list);
int vwscanf(const wchar_t * __restrict, __va_list);
#endif
#if defined(_NETBSD_SOURCE)
struct tinfo;
int t_putws(struct tinfo *, const wchar_t *, int, void (*)(wchar_t, void *),
   void *);
wchar_t *wcsdup (const wchar_t *);
int wcsncasecmp (const wchar_t *, const wchar_t *, size_t);
int wcscasecmp(const wchar_t *, const wchar_t *);
#endif
__END_DECLS

#ifndef WEOF
#define WEOF    ((wint_t)-1)
#endif

#define getwc(f) fgetwc(f)
#define getwchar() getwc(stdin)
#define putwc(wc, f) fputwc((wc), (f))
#define putwchar(wc) putwc((wc), stdout)

#if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE)
#  ifndef __LOCALE_T_DECLARED
typedef struct _locale          *locale_t;
#  define __LOCALE_T_DECLARED
#  endif
__BEGIN_DECLS
size_t  mbsnrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
           size_t, mbstate_t * __restrict);
size_t  wcsnrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
           size_t, mbstate_t * __restrict);

int     wcscoll_l(const wchar_t *, const wchar_t *, locale_t);
size_t  wcsxfrm_l(wchar_t *, const wchar_t *, size_t, locale_t);
int wcsncasecmp_l(const wchar_t *, const wchar_t *, size_t, locale_t);
int wcscasecmp_l(const wchar_t *, const wchar_t *, locale_t);

size_t  wcsftime_l(wchar_t * __restrict, size_t, const wchar_t * __restrict,
           const struct tm * __restrict, locale_t);

float wcstof_l(const wchar_t * __restrict, wchar_t ** __restrict, locale_t);
double wcstod_l(const wchar_t * __restrict, wchar_t ** __restrict, locale_t);
long double wcstold_l(const wchar_t * __restrict, wchar_t ** __restrict,
   locale_t);
long int wcstol_l(const wchar_t * __restrict, wchar_t ** __restrict, int,
                 locale_t);
unsigned long int wcstoul_l(const wchar_t * __restrict,
       wchar_t ** __restrict, int, locale_t);
/* LONGLONG */
long long int wcstoll_l(const wchar_t * __restrict, wchar_t ** __restrict, int,
                       locale_t);
/* LONGLONG */
unsigned long long int wcstoull_l(const wchar_t * __restrict,
                                 wchar_t ** __restrict, int, locale_t);
int     wcwidth_l(wchar_t, locale_t);
int     wcswidth_l(const wchar_t *, size_t, locale_t);
__END_DECLS
#endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */

#if defined(_NETBSD_SOURCE)
__BEGIN_DECLS
wint_t  btowc_l(int, locale_t);
size_t  mbrlen_l(const char * __restrict, size_t, mbstate_t * __restrict,
               locale_t);
size_t  mbrtowc_l(wchar_t * __restrict, const char * __restrict, size_t,
           mbstate_t * __restrict, locale_t);
int     mbsinit_l(const mbstate_t *, locale_t);
size_t  mbsrtowcs_l(wchar_t * __restrict, const char ** __restrict, size_t,
           mbstate_t * __restrict, locale_t);
size_t  mbsnrtowcs_l(wchar_t * __restrict, const char ** __restrict, size_t,
           size_t, mbstate_t * __restrict, locale_t);
size_t  wcrtomb_l(char * __restrict, wchar_t, mbstate_t * __restrict, locale_t);
size_t  wcsrtombs_l(char * __restrict, const wchar_t ** __restrict, size_t,
           mbstate_t * __restrict, locale_t);
size_t  wcsnrtombs_l(char * __restrict, const wchar_t ** __restrict, size_t,
           size_t, mbstate_t * __restrict, locale_t);
int     wctob_l(wint_t, locale_t);

int fwprintf_l(FILE * __restrict, locale_t, const wchar_t * __restrict, ...);
int swprintf_l(wchar_t * __restrict, size_t n, locale_t,
   const wchar_t * __restrict, ...);
int vfwprintf_l(FILE * __restrict, locale_t,
   const wchar_t * __restrict, __va_list);
int vswprintf_l(wchar_t * __restrict, size_t, locale_t,
   const wchar_t * __restrict, __va_list);
int vwprintf_l(locale_t, const wchar_t * __restrict, __va_list);
int wprintf_l(locale_t, const wchar_t * __restrict, ...);

int fwscanf_l(FILE * __restrict, locale_t, const wchar_t * __restrict, ...);
int swscanf_l(const wchar_t * __restrict, locale_t, const wchar_t *
   __restrict, ...);
int wscanf_l(locale_t, const wchar_t * __restrict, ...);
int vfwscanf_l(FILE * __restrict, locale_t, const wchar_t * __restrict,
   __va_list);
int vswscanf_l(const wchar_t * __restrict, locale_t, const wchar_t * __restrict,
   __va_list);
int vwscanf_l(locale_t, const wchar_t * __restrict, __va_list);
__END_DECLS
#endif /* _NETBSD_SOURCE */

#endif /* !_WCHAR_H_ */

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