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/* wchar_t is required in stdlib.h according to POSIX */
35#define __need___wchar_t
36#include <stddef.h>
37
38#include <stdarg.h>
39#include <time.h>
40#include <malloc.h>
41
42#include <stddef.h>
43
44/* IMPORTANT: Any code that relies on wide character support is essentially
45 *            non-portable and/or broken. the only reason this header exist
46 *            is because I'm really a nice guy. However, I'm not nice enough
47 *            to provide you with a real implementation. instead wchar_t == char
48 *            and all wc functions are stubs to their "normal" equivalent...
49 */
50
51__BEGIN_DECLS
52
53typedef int                     wint_t;
54typedef struct { int  dummy; }  mbstate_t;
55
56typedef enum {
57    WC_TYPE_INVALID = 0,
58    WC_TYPE_ALNUM,
59    WC_TYPE_ALPHA,
60    WC_TYPE_BLANK,
61    WC_TYPE_CNTRL,
62    WC_TYPE_DIGIT,
63    WC_TYPE_GRAPH,
64    WC_TYPE_LOWER,
65    WC_TYPE_PRINT,
66    WC_TYPE_PUNCT,
67    WC_TYPE_SPACE,
68    WC_TYPE_UPPER,
69    WC_TYPE_XDIGIT,
70    WC_TYPE_MAX
71} wctype_t;
72
73#define  WCHAR_MAX   255
74#define  WCHAR_MIN   0
75#define  WEOF        (-1)
76
77extern wint_t            btowc(int);
78extern int               fwprintf(FILE *, const wchar_t *, ...);
79extern int               fwscanf(FILE *, const wchar_t *, ...);
80extern int               iswalnum(wint_t);
81extern int               iswalpha(wint_t);
82extern int               iswcntrl(wint_t);
83extern int               iswdigit(wint_t);
84extern int               iswgraph(wint_t);
85extern int               iswlower(wint_t);
86extern int               iswprint(wint_t);
87extern int               iswpunct(wint_t);
88extern int               iswspace(wint_t);
89extern int               iswupper(wint_t);
90extern int               iswxdigit(wint_t);
91extern int               iswctype(wint_t, wctype_t);
92extern wint_t            fgetwc(FILE *);
93extern wchar_t          *fgetws(wchar_t *, int, FILE *);
94extern wint_t            fputwc(wchar_t, FILE *);
95extern int               fputws(const wchar_t *, FILE *);
96extern int               fwide(FILE *, int);
97extern wint_t            getwc(FILE *);
98extern wint_t            getwchar(void);
99extern int               mbsinit(const mbstate_t *);
100extern size_t            mbrlen(const char *, size_t, mbstate_t *);
101extern size_t            mbrtowc(wchar_t *, const char *, size_t, mbstate_t *);
102extern size_t            mbsrtowcs(wchar_t *, const char **, size_t, mbstate_t *);
103extern wint_t            putwc(wchar_t, FILE *);
104extern wint_t            putwchar(wchar_t);
105extern int               swprintf(wchar_t *, size_t, const wchar_t *, ...);
106extern int               swscanf(const wchar_t *, const wchar_t *, ...);
107extern wint_t            towlower(wint_t);
108extern wint_t            towupper(wint_t);
109extern wint_t            ungetwc(wint_t, FILE *);
110extern int               vfwprintf(FILE *, const wchar_t *, va_list);
111extern int               vwprintf(const wchar_t *, va_list);
112extern int               vswprintf(wchar_t *, size_t, const wchar_t *, va_list);
113extern size_t            wcrtomb(char *, wchar_t, mbstate_t *);
114extern wchar_t          *wcscat(wchar_t *, const wchar_t *);
115extern wchar_t          *wcschr(const wchar_t *, wchar_t);
116extern int               wcscmp(const wchar_t *, const wchar_t *);
117extern int               wcscoll(const wchar_t *, const wchar_t *);
118extern wchar_t          *wcscpy(wchar_t *, const wchar_t *);
119extern size_t            wcscspn(const wchar_t *, const wchar_t *);
120extern size_t            wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm *);
121extern size_t            wcslen(const wchar_t *);
122extern wchar_t          *wcsncat(wchar_t *, const wchar_t *, size_t);
123extern int               wcsncmp(const wchar_t *, const wchar_t *, size_t);
124extern wchar_t          *wcsncpy(wchar_t *, const wchar_t *, size_t);
125extern wchar_t          *wcspbrk(const wchar_t *, const wchar_t *);
126extern wchar_t          *wcsrchr(const wchar_t *, wchar_t);
127extern size_t            wcsrtombs(char *, const wchar_t **, size_t, mbstate_t *);
128extern size_t            wcsspn(const wchar_t *, const wchar_t *);
129extern wchar_t          *wcsstr(const wchar_t *, const wchar_t *);
130extern double            wcstod(const wchar_t *, wchar_t **);
131extern wchar_t          *wcstok(wchar_t *, const wchar_t *, wchar_t **);
132extern long int          wcstol(const wchar_t *, wchar_t **, int);
133extern unsigned long int wcstoul(const wchar_t *, wchar_t **, int);
134extern wchar_t          *wcswcs(const wchar_t *, const wchar_t *);
135extern int               wcswidth(const wchar_t *, size_t);
136extern size_t            wcsxfrm(wchar_t *, const wchar_t *, size_t);
137extern int               wctob(wint_t);
138extern wctype_t          wctype(const char *);
139extern int               wcwidth(wchar_t);
140extern wchar_t          *wmemchr(const wchar_t *, wchar_t, size_t);
141extern int               wmemcmp(const wchar_t *, const wchar_t *, size_t);
142extern wchar_t          *wmemcpy(wchar_t *, const wchar_t *, size_t);
143extern wchar_t          *wmemmove(wchar_t *, const wchar_t *, size_t);
144extern wchar_t          *wmemset(wchar_t *, wchar_t, size_t);
145extern int               wprintf(const wchar_t *, ...);
146extern int               wscanf(const wchar_t *, ...);
147
148/* No really supported.  These are just for making libstdc++-v3 happy.  */
149typedef void *wctrans_t;
150extern wint_t		 towctrans(wint_t, wctrans_t);
151extern wctrans_t	 wctrans (const char *);
152
153__END_DECLS
154
155#endif /* _WCHAR_H_ */
156