include/wchar.h

   1 /*      $OpenBSD: wchar.h,v 1.24 2013/03/28 16:37:14 eric Exp $ */
   2 /*      $NetBSD: wchar.h,v 1.16 2003/03/07 07:11:35 tshiozak Exp $      */
   3
   4 /*-
   5  * Copyright (c)1999 Citrus Project,
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 /*-
  31  * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
  32  * All rights reserved.
  33  *
  34  * This code is derived from software contributed to The NetBSD Foundation
  35  * by Julian Coleman.
  36  *
  37  * Redistribution and use in source and binary forms, with or without
  38  * modification, are permitted provided that the following conditions
  39  * are met:
  40  * 1. Redistributions of source code must retain the above copyright
  41  *    notice, this list of conditions and the following disclaimer.
  42  * 2. Redistributions in binary form must reproduce the above copyright
  43  *    notice, this list of conditions and the following disclaimer in the
  44  *    documentation and/or other materials provided with the distribution.
  45  *
  46  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  47  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  48  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  49  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  50  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  51  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  52  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  53  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  54  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  55  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  56  * POSSIBILITY OF SUCH DAMAGE.
  57  */
  58
  59 #ifndef _WCHAR_H_
  60 #define _WCHAR_H_
  61
  62 #include <sys/cdefs.h>
  63 #include <sys/_null.h>
  64 #include <sys/_types.h>
  65
  66 #include <stdio.h> /* for FILE* */
  67
  68 #if !defined(_WCHAR_T_DEFINED_) && !defined(__cplusplus)
  69 #define _WCHAR_T_DEFINED_
  70 typedef __wchar_t       wchar_t;
  71 #endif
  72
  73 #ifndef _MBSTATE_T_DEFINED_
  74 #define _MBSTATE_T_DEFINED_
  75 typedef __mbstate_t     mbstate_t;
  76 #endif
  77
  78 #ifndef _WINT_T_DEFINED_
  79 #define _WINT_T_DEFINED_
  80 typedef __wint_t        wint_t;
  81 #endif
  82
  83 #ifndef _SIZE_T_DEFINED_
  84 #define _SIZE_T_DEFINED_
  85 typedef __size_t        size_t;
  86 #endif
  87
  88 #ifndef WEOF
  89 #define WEOF    ((wint_t)-1)
  90 #endif
  91
  92 #ifndef WCHAR_MIN
  93 #define WCHAR_MIN       (-0x7fffffff - 1)
  94 #endif
  95 #ifndef WCHAR_MAX
  96 #define WCHAR_MAX       0x7fffffff
  97 #endif
  98
  99 __BEGIN_DECLS
 100 wint_t  btowc(int);
 101 size_t  mbrlen(const char * __restrict, size_t, mbstate_t * __restrict);
 102 size_t  mbrtowc(wchar_t * __restrict, const char * __restrict, size_t,
 103             mbstate_t * __restrict);
 104 int     mbsinit(const mbstate_t *);
 105 size_t  mbsrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
 106             mbstate_t * __restrict);
 107 size_t  wcrtomb(char * __restrict, wchar_t, mbstate_t * __restrict);
 108 wchar_t *wcscat(wchar_t * __restrict, const wchar_t * __restrict);
 109 wchar_t *wcschr(const wchar_t *, wchar_t);
 110 int     wcscmp(const wchar_t *, const wchar_t *);
 111 int     wcscoll(const wchar_t *, const wchar_t *);
 112 wchar_t *wcscpy(wchar_t * __restrict, const wchar_t * __restrict);
 113 size_t  wcscspn(const wchar_t *, const wchar_t *);
 114 size_t  wcslen(const wchar_t *);
 115 wchar_t *wcsncat(wchar_t * __restrict, const wchar_t * __restrict,
 116             size_t);
 117 int     wcsncmp(const wchar_t *, const wchar_t *, size_t);
 118 wchar_t *wcsncpy(wchar_t * __restrict , const wchar_t * __restrict,
 119             size_t);
 120 wchar_t *wcspbrk(const wchar_t *, const wchar_t *);
 121 wchar_t *wcsrchr(const wchar_t *, wchar_t);
 122 size_t  wcsrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
 123             mbstate_t * __restrict);
 124 size_t  wcsspn(const wchar_t *, const wchar_t *);
 125 wchar_t *wcsstr(const wchar_t *, const wchar_t *);
 126 wchar_t *wcstok(wchar_t * __restrict, const wchar_t * __restrict,
 127                      wchar_t ** __restrict);
 128 size_t  wcsxfrm(wchar_t *, const wchar_t *, size_t);
 129 wchar_t *wcswcs(const wchar_t *, const wchar_t *);
 130 wchar_t *wmemchr(const wchar_t *, wchar_t, size_t);
 131 int     wmemcmp(const wchar_t *, const wchar_t *, size_t);
 132 wchar_t *wmemcpy(wchar_t * __restrict, const wchar_t * __restrict,
 133             size_t);
 134 wchar_t *wmemmove(wchar_t *, const wchar_t *, size_t);
 135 wchar_t *wmemset(wchar_t *, wchar_t, size_t);
 136
 137 size_t  wcslcat(wchar_t *, const wchar_t *, size_t);
 138 size_t  wcslcpy(wchar_t *, const wchar_t *, size_t);
 139 int     wcswidth(const wchar_t *, size_t);
 140 int     wctob(wint_t);
 141 int     wcwidth(wchar_t);
 142
 143 double wcstod(const wchar_t * __restrict, wchar_t ** __restrict);
 144 long int wcstol(const wchar_t * __restrict, wchar_t ** __restrict, int base);
 145 unsigned long int wcstoul(const wchar_t * __restrict, wchar_t ** __restrict,
 146                 int base);
 147
 148 #if __POSIX_VISIBLE >= 200809
 149 FILE *open_wmemstream(wchar_t **, size_t *);
 150
 151 wchar_t *wcsdup(const wchar_t *);
 152 int wcscasecmp(const wchar_t *, const wchar_t *);
 153 int wcsncasecmp(const wchar_t *, const wchar_t *, size_t);
 154
 155 size_t mbsnrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
 156     size_t, mbstate_t * __restrict);
 157 size_t wcsnrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
 158     size_t, mbstate_t * __restrict);
 159 #endif
 160
 161 #if __ISO_C_VISIBLE >= 1999
 162 float   wcstof(const wchar_t * __restrict, wchar_t ** __restrict);
 163 long double wcstold(const wchar_t * __restrict, wchar_t ** __restrict);
 164 size_t wcsftime(wchar_t * __restrict, size_t, const wchar_t *__restrict,
 165         const struct tm *__restrict);
 166 #endif
 167
 168 #if (defined(__GNUC__) && __GNUC__ >= 2 && !defined(__STRICT_ANSI__)) || \
 169     __ISO_C_VISIBLE >= 1999
 170 /* LONGLONG */
 171 long long int wcstoll(const wchar_t * __restrict,
 172         wchar_t ** __restrict, int base);
 173 /* LONGLONG */
 174 unsigned long long int wcstoull(const wchar_t * __restrict,
 175         wchar_t ** __restrict, int base);
 176 #endif
 177
 178 wint_t ungetwc(wint_t, FILE *);
 179 wint_t fgetwc(FILE *);
 180 wchar_t *fgetws(wchar_t * __restrict, int, FILE * __restrict);
 181 wint_t getwc(FILE *);
 182 wint_t getwchar(void);
 183 wint_t fputwc(wchar_t, FILE *);
 184 int fputws(const wchar_t * __restrict, FILE * __restrict);
 185 wint_t putwc(wchar_t, FILE *);
 186 wint_t putwchar(wchar_t);
 187
 188 int fwide(FILE *, int);
 189
 190 int fwprintf(FILE * __restrict, const wchar_t * __restrict, ...);
 191 int swprintf(wchar_t * __restrict, size_t, const wchar_t * __restrict, ...);
 192 int vfwprintf(FILE * __restrict, const wchar_t * __restrict, __va_list);
 193 int vswprintf(wchar_t * __restrict, size_t, const wchar_t * __restrict,
 194         __va_list);
 195 int vwprintf(const wchar_t * __restrict, __va_list);
 196 int wprintf(const wchar_t * __restrict, ...);
 197
 198 int fwscanf(FILE * __restrict, const wchar_t * __restrict, ...);
 199 int swscanf(const wchar_t * __restrict, const wchar_t * __restrict, ...);
 200 int vfwscanf(FILE * __restrict, const wchar_t * __restrict, __va_list);
 201 int vswscanf(const wchar_t * __restrict, const wchar_t * __restrict, __va_list);
 202 int vwscanf(const wchar_t * __restrict, __va_list);
 203 int wscanf(const wchar_t * __restrict, ...);
 204
 205 #define getwc(f) fgetwc(f)
 206 #define getwchar() getwc(stdin)
 207 #define putwc(wc, f) fputwc((wc), (f))
 208 #define putwchar(wc) putwc((wc), stdout)
 209 __END_DECLS
 210
 211 #endif /* !_WCHAR_H_ */