1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *  * Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  *  * Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in
12  *    the documentation and/or other materials provided with the
13  *    distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 #ifndef _WCHAR_H_
29 #define _WCHAR_H_
30 
31 #include <sys/cdefs.h>
32 #include <stdio.h>
33 
34 #include <stdarg.h>
35 #include <stddef.h>
36 #include <time.h>
37 #include <xlocale.h>
38 
39 #include <bits/wchar_limits.h>
40 
41 __BEGIN_DECLS
42 
43 typedef __WINT_TYPE__  wint_t;
44 typedef struct {
45   uint8_t __seq[4];
46 #ifdef __LP64__
47   char __reserved[4];
48 #endif
49 } mbstate_t;
50 
51 enum {
52     WC_TYPE_INVALID = 0,
53     WC_TYPE_ALNUM,
54     WC_TYPE_ALPHA,
55     WC_TYPE_BLANK,
56     WC_TYPE_CNTRL,
57     WC_TYPE_DIGIT,
58     WC_TYPE_GRAPH,
59     WC_TYPE_LOWER,
60     WC_TYPE_PRINT,
61     WC_TYPE_PUNCT,
62     WC_TYPE_SPACE,
63     WC_TYPE_UPPER,
64     WC_TYPE_XDIGIT,
65     WC_TYPE_MAX
66 };
67 
68 typedef long wctype_t;
69 
70 #define  WEOF        ((wint_t)(-1))
71 
72 extern wint_t            btowc(int);
73 extern int               fwprintf(FILE *, const wchar_t *, ...);
74 extern int               fwscanf(FILE *, const wchar_t *, ...);
75 extern int               iswalnum(wint_t);
76 extern int               iswalpha(wint_t);
77 extern int               iswblank(wint_t);
78 extern int               iswcntrl(wint_t);
79 extern int               iswdigit(wint_t);
80 extern int               iswgraph(wint_t);
81 extern int               iswlower(wint_t);
82 extern int               iswprint(wint_t);
83 extern int               iswpunct(wint_t);
84 extern int               iswspace(wint_t);
85 extern int               iswupper(wint_t);
86 extern int               iswxdigit(wint_t);
87 extern int               iswctype(wint_t, wctype_t);
88 extern wint_t            fgetwc(FILE *);
89 extern wchar_t          *fgetws(wchar_t *, int, FILE *);
90 extern wint_t            fputwc(wchar_t, FILE *);
91 extern int               fputws(const wchar_t *, FILE *);
92 extern int               fwide(FILE *, int);
93 extern wint_t            getwc(FILE *);
94 extern wint_t            getwchar(void);
95 extern int               mbsinit(const mbstate_t *);
96 extern size_t            mbrlen(const char *, size_t, mbstate_t *);
97 extern size_t            mbrtowc(wchar_t *, const char *, size_t, mbstate_t *);
98 extern size_t mbsrtowcs(wchar_t*, const char**, size_t, mbstate_t*);
99 extern size_t mbsnrtowcs(wchar_t*, const char**, size_t, size_t, mbstate_t*);
100 extern size_t            mbstowcs(wchar_t *, const char *, size_t);
101 extern wint_t            putwc(wchar_t, FILE *);
102 extern wint_t            putwchar(wchar_t);
103 extern int               swprintf(wchar_t *, size_t, const wchar_t *, ...);
104 extern int               swscanf(const wchar_t *, const wchar_t *, ...);
105 extern wint_t            towlower(wint_t);
106 extern wint_t            towupper(wint_t);
107 extern wint_t            ungetwc(wint_t, FILE *);
108 extern int vfwprintf(FILE*, const wchar_t*, va_list);
109 extern int vfwscanf(FILE*, const wchar_t*, va_list);
110 extern int vswprintf(wchar_t*, size_t, const wchar_t*, va_list);
111 extern int vswscanf(const wchar_t*, const wchar_t*, va_list);
112 extern int vwprintf(const wchar_t*, va_list);
113 extern int vwscanf(const wchar_t*, va_list);
114 extern wchar_t* wcpcpy (wchar_t*, const wchar_t *);
115 extern wchar_t* wcpncpy (wchar_t*, const wchar_t *, size_t);
116 extern size_t            wcrtomb(char *, wchar_t, mbstate_t *);
117 extern int               wcscasecmp(const wchar_t *, const wchar_t *);
118 extern int               wcscasecmp_l(const wchar_t *, const wchar_t *, locale_t);
119 extern wchar_t          *wcscat(wchar_t *, const wchar_t *);
120 extern wchar_t          *wcschr(const wchar_t *, wchar_t);
121 extern int               wcscmp(const wchar_t *, const wchar_t *);
122 extern int               wcscoll(const wchar_t *, const wchar_t *);
123 extern wchar_t          *wcscpy(wchar_t *, const wchar_t *);
124 extern size_t            wcscspn(const wchar_t *, const wchar_t *);
125 extern size_t            wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm *) __LIBC_ABI_PUBLIC__;
126 extern size_t            wcslen(const wchar_t *);
127 extern int               wcsncasecmp(const wchar_t *, const wchar_t *, size_t);
128 extern int               wcsncasecmp_l(const wchar_t *, const wchar_t *, size_t, locale_t);
129 extern wchar_t          *wcsncat(wchar_t *, const wchar_t *, size_t);
130 extern int               wcsncmp(const wchar_t *, const wchar_t *, size_t);
131 extern wchar_t          *wcsncpy(wchar_t *, const wchar_t *, size_t);
132 extern size_t wcsnrtombs(char*, const wchar_t**, size_t, size_t, mbstate_t*);
133 extern wchar_t          *wcspbrk(const wchar_t *, const wchar_t *);
134 extern wchar_t          *wcsrchr(const wchar_t *, wchar_t);
135 extern size_t wcsrtombs(char*, const wchar_t**, size_t, mbstate_t*);
136 extern size_t            wcsspn(const wchar_t *, const wchar_t *);
137 extern wchar_t          *wcsstr(const wchar_t *, const wchar_t *);
138 extern double wcstod(const wchar_t*, wchar_t**);
139 extern float wcstof(const wchar_t*, wchar_t**);
140 extern wchar_t* wcstok(wchar_t*, const wchar_t*, wchar_t**);
141 extern long wcstol(const wchar_t*, wchar_t**, int);
142 extern long long wcstoll(const wchar_t*, wchar_t**, int);
143 extern long double wcstold(const wchar_t*, wchar_t**);
144 extern unsigned long wcstoul(const wchar_t*, wchar_t**, int);
145 extern unsigned long long wcstoull(const wchar_t*, wchar_t**, int);
146 extern int               wcswidth(const wchar_t *, size_t);
147 extern size_t            wcsxfrm(wchar_t *, const wchar_t *, size_t);
148 extern int               wctob(wint_t);
149 extern wctype_t          wctype(const char *);
150 extern int               wcwidth(wchar_t);
151 extern wchar_t          *wmemchr(const wchar_t *, wchar_t, size_t);
152 extern int               wmemcmp(const wchar_t *, const wchar_t *, size_t);
153 extern wchar_t          *wmemcpy(wchar_t *, const wchar_t *, size_t);
154 #if defined(__USE_GNU)
155 extern wchar_t          *wmempcpy(wchar_t *, const wchar_t *, size_t);
156 #endif
157 extern wchar_t          *wmemmove(wchar_t *, const wchar_t *, size_t);
158 extern wchar_t          *wmemset(wchar_t *, wchar_t, size_t);
159 extern int               wprintf(const wchar_t *, ...);
160 extern int               wscanf(const wchar_t *, ...);
161 
162 extern long long          wcstoll_l(const wchar_t *, wchar_t **, int, locale_t);
163 extern unsigned long long wcstoull_l(const wchar_t *, wchar_t **, int, locale_t);
164 extern long double        wcstold_l(const wchar_t *, wchar_t **, locale_t );
165 
166 extern int    wcscoll_l(const wchar_t *, const wchar_t *, locale_t);
167 extern size_t wcsxfrm_l(wchar_t *, const wchar_t *, size_t, locale_t);
168 
169 extern size_t wcslcat(wchar_t*, const wchar_t*, size_t);
170 extern size_t wcslcpy(wchar_t*, const wchar_t*, size_t);
171 
172 typedef void *wctrans_t;
173 extern wint_t towctrans(wint_t, wctrans_t);
174 extern wctrans_t wctrans(const char*);
175 
176 #if __POSIX_VISIBLE >= 200809
177 FILE* open_wmemstream(wchar_t**, size_t*);
178 wchar_t* wcsdup(const wchar_t*);
179 size_t wcsnlen(const wchar_t*, size_t);
180 #endif
181 
182 __END_DECLS
183 
184 #endif /* _WCHAR_H_ */
185