/*-
 * SPDX-License-Identifier: (BSD-2-Clause)
 *
 * 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.
 *
 *      $NetBSD: wchar.h,v 1.8 2000/12/22 05:31:42 itojun Exp $
 */

#ifndef _WCHAR_H_
#define _WCHAR_H_

#include <sys/cdefs.h>
#include <sys/_null.h>
#include <sys/_types.h>
#include <machine/_limits.h>
#include <_ctype.h>

#ifndef _MBSTATE_T_DECLARED
typedef __mbstate_t     mbstate_t;
#define _MBSTATE_T_DECLARED
#endif

#ifndef _SIZE_T_DECLARED
typedef __size_t        size_t;
#define _SIZE_T_DECLARED
#endif

#if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE
#ifndef _VA_LIST_DECLARED
typedef __builtin_va_list       va_list;
#define _VA_LIST_DECLARED
#endif
#endif

#ifndef __cplusplus
#ifndef _WCHAR_T_DECLARED
typedef ___wchar_t      wchar_t;
#define _WCHAR_T_DECLARED
#endif
#endif

#ifndef _WINT_T_DECLARED
typedef __wint_t        wint_t;
#define _WINT_T_DECLARED
#endif

#define WCHAR_MIN       __WCHAR_MIN
#define WCHAR_MAX       __WCHAR_MAX

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

#ifndef _STDFILE_DECLARED
#define _STDFILE_DECLARED
typedef struct __sFILE FILE;
#endif
struct tm;

__BEGIN_DECLS
size_t  wcslen(const wchar_t *) __pure;
__END_DECLS

#if !defined(_STANDALONE) && defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0
#include <ssp/wchar.h>
#endif

__BEGIN_DECLS
wint_t  btowc(int);
wint_t  fgetwc(FILE *);
wchar_t *
        fgetws(wchar_t * __restrict, int, FILE * __restrict);
wint_t  fputwc(wchar_t, FILE *);
int     fputws(const wchar_t * __restrict, FILE * __restrict);
int     fwide(FILE *, int);
int     fwprintf(FILE * __restrict, const wchar_t * __restrict, ...);
int     fwscanf(FILE * __restrict, const wchar_t * __restrict, ...);
wint_t  getwc(FILE *);
wint_t  getwchar(void);
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);
wint_t  putwc(wchar_t, FILE *);
wint_t  putwchar(wchar_t);
int     swprintf(wchar_t * __restrict, size_t n, const wchar_t * __restrict,
            ...);
int     swscanf(const wchar_t * __restrict, const wchar_t * __restrict, ...);
wint_t  ungetwc(wint_t, FILE *);
int     vfwprintf(FILE * __restrict, const wchar_t * __restrict,
            __va_list);
int     vswprintf(wchar_t * __restrict, size_t n, const wchar_t * __restrict,
            __va_list);
int     vwprintf(const wchar_t * __restrict, __va_list);
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) __pure;
int     wcscmp(const wchar_t *, const wchar_t *) __pure;
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 *) __pure;
size_t  wcsftime(wchar_t * __restrict, size_t, const wchar_t * __restrict,
            const struct tm * __restrict);
wchar_t *wcsncat(wchar_t * __restrict, const wchar_t * __restrict,
            size_t);
int     wcsncmp(const wchar_t *, const wchar_t *, size_t) __pure;
wchar_t *wcsncpy(wchar_t * __restrict , const wchar_t * __restrict, size_t);
wchar_t *wcspbrk(const wchar_t *, const wchar_t *) __pure;
wchar_t *wcsrchr(const wchar_t *, wchar_t) __pure;
size_t  wcsrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
            mbstate_t * __restrict);
size_t  wcsspn(const wchar_t *, const wchar_t *) __pure;
wchar_t *wcsstr(const wchar_t * __restrict, const wchar_t * __restrict)
            __pure;
size_t  wcsxfrm(wchar_t * __restrict, const wchar_t * __restrict, size_t);
int     wctob(wint_t);
double  wcstod(const wchar_t * __restrict, wchar_t ** __restrict);
wchar_t *wcstok(wchar_t * __restrict, const wchar_t * __restrict,
            wchar_t ** __restrict);
long     wcstol(const wchar_t * __restrict, wchar_t ** __restrict, int);
unsigned long
         wcstoul(const wchar_t * __restrict, wchar_t ** __restrict, int);
wchar_t *wmemchr(const wchar_t *, wchar_t, size_t) __pure;
int     wmemcmp(const wchar_t *, const wchar_t *, size_t) __pure;
wchar_t *wmemcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
wchar_t *wmemmove(wchar_t *, const wchar_t *, size_t);
#if __BSD_VISIBLE
wchar_t *wmempcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
#endif
wchar_t *wmemset(wchar_t *, wchar_t, size_t);
int     wprintf(const wchar_t * __restrict, ...);
int     wscanf(const wchar_t * __restrict, ...);

#ifndef _STDSTREAM_DECLARED
extern FILE *__stdinp;
extern FILE *__stdoutp;
extern FILE *__stderrp;
#define _STDSTREAM_DECLARED
#endif

#define getwc(fp)       fgetwc(fp)
#define getwchar()      fgetwc(__stdinp)
#define putwc(wc, fp)   fputwc(wc, fp)
#define putwchar(wc)    fputwc(wc, __stdoutp)

#if __ISO_C_VISIBLE >= 1999
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);
float   wcstof(const wchar_t * __restrict, wchar_t ** __restrict);
long double
        wcstold(const wchar_t * __restrict, wchar_t ** __restrict);
#ifdef __LONG_LONG_SUPPORTED
/* LONGLONG */
long long
        wcstoll(const wchar_t * __restrict, wchar_t ** __restrict, int);
/* LONGLONG */
unsigned long long
         wcstoull(const wchar_t * __restrict, wchar_t ** __restrict, int);
#endif
#endif  /* __ISO_C_VISIBLE >= 1999 */

#if __XSI_VISIBLE
int     wcswidth(const wchar_t *, size_t);
int     wcwidth(wchar_t);
#define wcwidth(_c)     __wcwidth(_c)
#endif

#if __POSIX_VISIBLE >= 200809
size_t  mbsnrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
            size_t, mbstate_t * __restrict);
FILE    *open_wmemstream(wchar_t **, size_t *);
wchar_t *wcpcpy(wchar_t * __restrict, const wchar_t * __restrict);
wchar_t *wcpncpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
wchar_t *wcsdup(const wchar_t *) __malloc_like;
int     wcscasecmp(const wchar_t *, const wchar_t *);
int     wcsncasecmp(const wchar_t *, const wchar_t *, size_t n);
size_t  wcsnlen(const wchar_t *, size_t) __pure;
size_t  wcsnrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
            size_t, mbstate_t * __restrict);
#endif

#if __BSD_VISIBLE
wchar_t *fgetwln(FILE * __restrict, size_t * __restrict);
size_t  wcslcat(wchar_t *, const wchar_t *, size_t);
size_t  wcslcpy(wchar_t *, const wchar_t *, size_t);
#endif

#if __POSIX_VISIBLE >= 200809 || defined(_XLOCALE_H_)
#include <xlocale/_wchar.h>
#endif
__END_DECLS

#endif /* !_WCHAR_H_ */