/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
 * Copyright 2014 PALO, Richard.
 *
 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*
 * An application should not include this header directly.  Instead it
 * should be included only through the inclusion of other Sun headers.
 *
 * The contents of this header is limited to identifiers specified in the
 * C Standard.  Any new identifiers specified in future amendments to the
 * C Standard must be placed in this header.  If these new identifiers
 * are required to also be in the C++ Standard "std" namespace, then for
 * anything other than macro definitions, corresponding "using" directives
 * must also be added to <wchar.h>.
 */

#ifndef	_ISO_WCHAR_ISO_H
#define	_ISO_WCHAR_ISO_H

#include <sys/feature_tests.h>
#include <sys/null.h>
#include <stdio_tag.h>
#include <wchar_impl.h>
#include <iso/time_iso.h>

#if (defined(__cplusplus) && (__cplusplus - 0 < 54321L)) || \
	(!defined(__cplusplus) && !defined(_STRICT_STDC)) || \
	defined(__EXTENSIONS__)
#include <stdio.h>
#endif  /*  (defined(__cplusplus) && (__cplusplus - 0 < 54321L)) ... */

#if !defined(_STRICT_STDC) || defined(__EXTENSIONS__)
#include <ctype.h>
#include <stddef.h>
#endif /* !defined(_STRICT_STDC) || defined(__EXTENSIONS__) */

#include <sys/va_list.h>

#ifdef	__cplusplus
extern "C" {
#endif

#if __cplusplus >= 199711L
namespace std {
#endif

/*
 * wchar_t is a built-in type in standard C++ and as such is not
 * defined here when using standard C++. However, the GNU compiler
 * fixincludes utility nonetheless creates its own version of this
 * header for use by gcc and g++. In that version it adds a redundant
 * guard for __cplusplus. To avoid the creation of a gcc/g++ specific
 * header we need to include the following magic comment:
 *
 * we must use the C++ compiler's type
 *
 * The above comment should not be removed or changed until GNU
 * gcc/fixinc/inclhack.def is updated to bypass this header.
 */
#if !defined(__cplusplus) || (__cplusplus < 199711L && !defined(__GNUG__))
#ifndef _WCHAR_T
#define	_WCHAR_T
#if defined(_LP64)
typedef	int	wchar_t;
#else
typedef	long	wchar_t;
#endif
#endif	/* !_WCHAR_T */
#endif	/* !defined(__cplusplus) ... */

#if !defined(_WINT_T) || __cplusplus >= 199711L
#define	_WINT_T
#if defined(_LP64)
typedef	int	wint_t;
#else
typedef	long	wint_t;
#endif
#endif	/* !defined(_WINT_T) || __cplusplus >= 199711L */

#if !defined(_SIZE_T) || __cplusplus >= 199711L
#define	_SIZE_T
#if defined(_LP64) || defined(_I32LPx)
typedef	unsigned long	size_t;		/* size of something in bytes */
#else
typedef unsigned int	size_t;		/* (historical version) */
#endif
#endif  /* !defined(_SIZE_T) || __cplusplus >= 199711L */

#ifndef WEOF
#if __cplusplus >= 199711L
#define	WEOF	((std::wint_t)(-1))
#else
#define	WEOF	((wint_t)(-1))
#endif
#endif /* WEOF */

/* not XPG4 and not XPG4v2 */
#if !defined(_XPG4) || defined(_XPG5)
#ifndef	WCHAR_MAX
#define	WCHAR_MAX	2147483647
#endif
#ifndef	WCHAR_MIN
#define	WCHAR_MIN	(-2147483647-1)
#endif
#endif /* not XPG4 and not XPG4v2 */

#if !defined(_MBSTATE_T) || __cplusplus >= 199711L
#define	_MBSTATE_T
typedef __mbstate_t	mbstate_t;
#endif	/* _MBSTATE_T */

#if defined(_XPG4) && !defined(_FILEDEFED) || __cplusplus >= 199711L
#define	_FILEDEFED
typedef __FILE FILE;
#endif

#if !defined(_LP64) && !defined(_LONGLONG_TYPE)

#ifdef __PRAGMA_REDEFINE_EXTNAME
#pragma	redefine_extname fwprintf	_fwprintf_c89
#pragma	redefine_extname swprintf	_swprintf_c89
#pragma	redefine_extname vfwprintf	_vfwprintf_c89
#pragma	redefine_extname vswprintf	_vswprintf_c89
#pragma	redefine_extname vwprintf	_vwprintf_c89
#pragma	redefine_extname wprintf	_wprintf_c89
#pragma	redefine_extname fwscanf	_fwscanf_c89
#pragma	redefine_extname swscanf	_swscanf_c89
#pragma	redefine_extname wscanf		_wscanf_c89
#else
#define	fwprintf	_fwprintf_c89
#define	swprintf	_swprintf_c89
#define	vfwprintf	_vfwprintf_c89
#define	vswprintf	_vswprintf_c89
#define	vwprintf	_vwprintf_c89
#define	wprintf		_wprintf_c89
#define	fwscanf		_fwscanf_c89
#define	swscanf		_swscanf_c89
#define	wscanf		_wscanf_c89
#endif

#endif /* !defined(_LP64) && !defined(_LONGLONG_TYPE) */

#if (!defined(_MSE_INT_H))
/* not XPG4 and not XPG4v2 */
#if !defined(_XPG4) || defined(_XPG5)
#ifdef __PRAGMA_REDEFINE_EXTNAME
#pragma redefine_extname fgetwc	__fgetwc_xpg5
#pragma redefine_extname getwc	__getwc_xpg5
#pragma redefine_extname getwchar	__getwchar_xpg5
#pragma redefine_extname fputwc	__fputwc_xpg5
#pragma redefine_extname putwc	__putwc_xpg5
#pragma redefine_extname putwchar	__putwchar_xpg5
#pragma redefine_extname fgetws	__fgetws_xpg5
#pragma redefine_extname fputws	__fputws_xpg5
#pragma redefine_extname ungetwc	__ungetwc_xpg5
#else	/* __PRAGMA_REDEFINE_EXTNAME */
extern wint_t __fgetwc_xpg5(__FILE *);
extern wint_t __getwc_xpg5(__FILE *);
extern wint_t __getwchar_xpg5(void);
extern wint_t __fputwc_xpg5(wint_t, __FILE *);
extern wint_t __putwc_xpg5(wint_t, __FILE *);
extern wint_t __putwchar_xpg5(wint_t);
extern wchar_t *__fgetws_xpg5(wchar_t *_RESTRICT_KYWD, int,
			__FILE *_RESTRICT_KYWD);
extern int __fputws_xpg5(const wchar_t *_RESTRICT_KYWD, __FILE *_RESTRICT_KYWD);
extern wint_t __ungetwc_xpg5(wint_t, __FILE *);
#define	fgetwc	__fgetwc_xpg5
#define	getwc	__getwc_xpg5
#define	getwchar	__getwchar_xpg5
#define	fputwc	__fputwc_xpg5
#define	putwc	__putwc_xpg5
#define	putwchar	__putwchar_xpg5
#define	fgetws	__fgetws_xpg5
#define	fputws	__fputws_xpg5
#define	ungetwc	__ungetwc_xpg5
#endif	/* __PRAGMA_REDEFINE_EXTNAME */
#endif /* not XPG4 and not XPG4v2 */
#endif /* defined(_MSE_INT_H) */

extern wint_t fgetwc(__FILE *);
extern wchar_t *fgetws(wchar_t *_RESTRICT_KYWD, int, __FILE *_RESTRICT_KYWD);
extern wint_t fputwc(wint_t, __FILE *);
extern int fputws(const wchar_t *_RESTRICT_KYWD, __FILE *_RESTRICT_KYWD);
extern wint_t ungetwc(wint_t, __FILE *);
extern wint_t getwc(__FILE *);
extern wint_t getwchar(void);
extern wint_t putwc(wint_t, __FILE *);
extern wint_t putwchar(wint_t);
extern double wcstod(const wchar_t *_RESTRICT_KYWD, wchar_t **_RESTRICT_KYWD);
extern long wcstol(const wchar_t *_RESTRICT_KYWD, wchar_t **_RESTRICT_KYWD,
	int);
extern unsigned long wcstoul(const wchar_t *_RESTRICT_KYWD,
	wchar_t **_RESTRICT_KYWD, int);
extern wchar_t *wcscat(wchar_t *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD);
extern int wcscmp(const wchar_t *, const wchar_t *);
extern int wcscoll(const wchar_t *, const wchar_t *);
extern wchar_t *wcscpy(wchar_t *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD);
extern size_t wcscspn(const wchar_t *, const wchar_t *);
extern size_t wcslen(const wchar_t *);
extern wchar_t *wcsncat(wchar_t *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
	size_t);
extern int wcsncmp(const wchar_t *, const wchar_t *, size_t);
extern wchar_t *wcsncpy(wchar_t *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
	size_t);
extern size_t wcsspn(const wchar_t *, const wchar_t *);
extern size_t wcsxfrm(wchar_t *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
	size_t);
#if __cplusplus >= 199711L
extern const wchar_t *wcschr(const wchar_t *, wchar_t);
extern "C++" {
	inline wchar_t *wcschr(wchar_t *__ws, wchar_t __wc) {
		return (wchar_t *)wcschr((const wchar_t *)__ws, __wc);
	}
}
extern const wchar_t *wcspbrk(const wchar_t *, const wchar_t *);
extern "C++" {
	inline wchar_t *wcspbrk(wchar_t *__ws1, const wchar_t *__ws2) {
		return (wchar_t *)wcspbrk((const wchar_t *)__ws1, __ws2);
	}
}
extern const wchar_t *wcsrchr(const wchar_t *, wchar_t);
extern "C++" {
	inline wchar_t *wcsrchr(wchar_t *__ws, wchar_t __wc) {
		return (wchar_t *)wcsrchr((const wchar_t *)__ws, __wc);
	}
}
#else /* __cplusplus >= 199711L */
extern wchar_t *wcschr(const wchar_t *, wchar_t);
extern wchar_t *wcspbrk(const wchar_t *, const wchar_t *);
extern wchar_t *wcsrchr(const wchar_t *, wchar_t);
#endif /* __cplusplus >= 199711L */

#if (!defined(_MSE_INT_H))
#if defined(_XPG4) && !defined(_XPG5) /* XPG4 or XPG4v2 */
extern wchar_t *wcstok(wchar_t *, const wchar_t *);
extern size_t wcsftime(wchar_t *, size_t, const char *, const struct tm *);
#else	/* XPG4 or XPG4v2 */
#ifdef __PRAGMA_REDEFINE_EXTNAME
#pragma redefine_extname wcstok	__wcstok_xpg5
#pragma redefine_extname wcsftime	__wcsftime_xpg5
extern wchar_t *wcstok(wchar_t *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
	wchar_t **_RESTRICT_KYWD);
extern size_t wcsftime(wchar_t *_RESTRICT_KYWD, size_t,
	const wchar_t *_RESTRICT_KYWD, const struct tm *_RESTRICT_KYWD);
#else	/* __PRAGMA_REDEFINE_EXTNAME */
extern wchar_t *__wcstok_xpg5(wchar_t *_RESTRICT_KYWD,
	const wchar_t *_RESTRICT_KYWD, wchar_t **_RESTRICT_KYWD);
extern size_t __wcsftime_xpg5(wchar_t *_RESTRICT_KYWD, size_t,
	const wchar_t *_RESTRICT_KYWD, const struct tm *_RESTRICT_KYWD);
#define	wcstok	__wcstok_xpg5
#define	wcsftime	__wcsftime_xpg5
#endif	/* __PRAGMA_REDEFINE_EXTNAME */
#endif	/* XPG4 or XPG4v2 */
#endif	/* !defined(_MSE_INT_H) */

/* not XPG4 and not XPG4v2 */
#if !defined(_XPG4) || defined(_XPG5)
extern wint_t	btowc(int);
extern int	fwprintf(__FILE *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
			...);
extern int	fwscanf(__FILE *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
			...);
extern int	fwide(__FILE *, int);
extern int	mbsinit(const mbstate_t *);
extern size_t	mbrlen(const char *_RESTRICT_KYWD, size_t,
			mbstate_t *_RESTRICT_KYWD);
extern size_t	mbrtowc(wchar_t *_RESTRICT_KYWD, const char *_RESTRICT_KYWD,
			size_t, mbstate_t *_RESTRICT_KYWD);
extern size_t	mbsrtowcs(wchar_t *_RESTRICT_KYWD, const char **_RESTRICT_KYWD,
			size_t, mbstate_t *_RESTRICT_KYWD);
extern int	swprintf(wchar_t *_RESTRICT_KYWD, size_t,
			const wchar_t *_RESTRICT_KYWD, ...);
extern int	swscanf(const wchar_t *_RESTRICT_KYWD,
			const wchar_t *_RESTRICT_KYWD, ...);
extern int	vfwprintf(__FILE *_RESTRICT_KYWD, const wchar_t *_RESTRICT_KYWD,
			__va_list);
extern int	vwprintf(const wchar_t *_RESTRICT_KYWD, __va_list);
extern int	vswprintf(wchar_t *_RESTRICT_KYWD, size_t,
			const wchar_t *_RESTRICT_KYWD, __va_list);
extern size_t	wcrtomb(char *_RESTRICT_KYWD, wchar_t,
			mbstate_t *_RESTRICT_KYWD);
extern size_t	wcsrtombs(char *_RESTRICT_KYWD, const wchar_t **_RESTRICT_KYWD,
			size_t, mbstate_t *_RESTRICT_KYWD);
#if defined(_XPG7) || !defined(_STRICT_SYMBOLS)
extern size_t	wcsnrtombs(char *_RESTRICT_KYWD, const wchar_t **_RESTRICT_KYWD,
			size_t, size_t, mbstate_t *_RESTRICT_KYWD);
#endif
extern int	wctob(wint_t);
extern int	wmemcmp(const wchar_t *, const wchar_t *, size_t);
extern wchar_t	*wmemcpy(wchar_t *_RESTRICT_KYWD,
			const wchar_t *_RESTRICT_KYWD, size_t);
extern wchar_t	*wmemmove(wchar_t *, const wchar_t *, size_t);
extern wchar_t	*wmemset(wchar_t *, wchar_t, size_t);
extern int	wprintf(const wchar_t *_RESTRICT_KYWD, ...);
extern int	wscanf(const wchar_t *_RESTRICT_KYWD, ...);
#if __cplusplus >= 199711L
extern const wchar_t *wcsstr(const wchar_t *, const wchar_t *);
extern "C++" {
	inline wchar_t *wcsstr(wchar_t *__ws1, const wchar_t *__ws2) {
		return (wchar_t *)wcsstr((const wchar_t *)__ws1, __ws2);
	}
}
extern const wchar_t *wmemchr(const wchar_t *, wchar_t, size_t);
extern "C++" {
	inline wchar_t *wmemchr(wchar_t *__ws, wchar_t __wc, size_t __n) {
		return (wchar_t *)wmemchr((const wchar_t *)__ws, __wc, __n);
	}
}
#else /* __cplusplus >= 199711L */
extern wchar_t	*wcsstr(const wchar_t *_RESTRICT_KYWD,
	const wchar_t *_RESTRICT_KYWD);
extern wchar_t	*wmemchr(const wchar_t *, wchar_t, size_t);
#endif /* __cplusplus >= 199711L */
#endif /* not XPG4 and not XPG4v2 */

#if __cplusplus >= 199711L
}
#endif /* end of namespace std */

#ifdef	__cplusplus
}
#endif

#endif	/* _ISO_WCHAR_ISO_H */