xref: /haiku/headers/posix/wchar.h (revision 1294543de9ac0eff000eaea1b18368c36435d08e)
1 /*
2  * Copyright 2008-2009 Haiku Inc. All Rights Reserved.
3  * Distributed under the terms of the MIT License.
4  */
5 #ifndef _WCHAR_H
6 #define _WCHAR_H
7 
8 
9 #include <stddef.h>
10 #include <stdio.h>
11 
12 
13 /* stddef.h is not supposed to define wint_t, but gcc 2.95.3's one does.
14  * In all other cases we will do that. */
15 #ifndef _WINT_T
16 #define _WINT_T
17 
18 #ifndef __WINT_TYPE__
19 #define __WINT_TYPE__ unsigned int
20 #endif
21 
22 typedef __WINT_TYPE__ wint_t;
23 
24 #endif	/* _WINT_T */
25 
26 typedef int wctype_t;
27 
28 typedef struct {
29 	int		__count;
30 	wint_t	__value;
31 } mbstate_t;
32 
33 
34 #define WEOF		((wint_t)(-1))
35 
36 #define WCHAR_MIN	0x00000000UL
37 #define WCHAR_MAX	0x7FFFFFFFUL
38 
39 /*
40  * Haiku is always using UTF32 in wchars, other encodings can be handled
41  * by converting to/from wchar by means of mbsrtowcs() or wcsrtombs().
42  * TODO: define __STDC_ISO_10646__ accordingly in our compilers.
43  */
44 
45 
46 #ifdef __cplusplus
47 extern "C" {
48 #endif
49 
50 extern wint_t	btowc(int);
51 
52 extern wint_t	fgetwc(FILE *);
53 extern wchar_t	*fgetws(wchar_t *, int, FILE *);
54 extern wint_t	fputwc(wchar_t, FILE *);
55 extern int		fputws(const wchar_t *, FILE *);
56 extern int		fwide(FILE *, int);
57 extern int		fwprintf(FILE *, const wchar_t *, ...);
58 extern int		fwscanf(FILE *, const wchar_t *, ...);
59 extern wint_t	getwc(FILE *);
60 extern wint_t	getwchar(void);
61 
62 extern int		iswalnum(wint_t);
63 extern int		iswalpha(wint_t);
64 extern int		iswcntrl(wint_t);
65 extern int		iswctype(wint_t, wctype_t);
66 extern int		iswdigit(wint_t);
67 extern int		iswgraph(wint_t);
68 extern int		iswlower(wint_t);
69 extern int		iswprint(wint_t);
70 extern int		iswpunct(wint_t);
71 extern int		iswspace(wint_t);
72 extern int		iswupper(wint_t);
73 extern int		iswxdigit(wint_t);
74 
75 extern size_t 	mbrlen(const char *s, size_t n, mbstate_t *ps);
76 extern size_t 	mbrtowc(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps);
77 extern int		mbsinit(const mbstate_t *);
78 extern size_t	mbsrtowcs(wchar_t *dst, const char **src, size_t len,
79 					mbstate_t *ps);
80 
81 extern wint_t	putwc(wchar_t, FILE *);
82 extern wint_t	putwchar(wchar_t);
83 
84 extern int		swprintf(wchar_t *, size_t, const wchar_t *, ...);
85 extern int		swscanf(const wchar_t *, const wchar_t *, ...);
86 
87 extern wint_t	towlower(wint_t);
88 extern wint_t	towupper(wint_t);
89 extern wint_t	ungetwc(wint_t, FILE *);
90 
91 extern int		vfwprintf(FILE *, const wchar_t *, va_list);
92 extern int		vfwscanf(FILE *, const wchar_t *, va_list);
93 extern int		vswprintf(wchar_t *, size_t, const wchar_t *, va_list);
94 extern int		vswscanf(const wchar_t *, const wchar_t *, va_list);
95 extern int		vwprintf(const wchar_t *, va_list);
96 extern int		vwscanf(const wchar_t *, va_list);
97 
98 extern size_t   wcrtomb(char *, wchar_t, mbstate_t *);
99 extern wchar_t	*wcscat(wchar_t *, const wchar_t *);
100 extern wchar_t	*wcschr(const wchar_t *, wchar_t);
101 extern int      wcscmp(const wchar_t *ws1, const wchar_t *ws2);
102 extern int      wcscoll(const wchar_t *ws1, const wchar_t *ws2);
103 extern wchar_t	*wcscpy(wchar_t *, const wchar_t *);
104 extern size_t	wcscspn(const wchar_t *, const wchar_t *);
105 extern wchar_t	*wcsdup(const wchar_t *);
106 extern size_t	wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm *);
107 extern size_t	wcslen(const wchar_t *);
108 extern wchar_t 	*wcsncat(wchar_t *, const wchar_t *, size_t);
109 extern int		wcsncmp(const wchar_t *, const wchar_t *, size_t);
110 extern wchar_t	*wcsncpy(wchar_t *, const wchar_t *, size_t);
111 extern wchar_t	*wcspbrk(const wchar_t *, const wchar_t *);
112 extern wchar_t	*wcsrchr(const wchar_t *, wchar_t);
113 extern size_t   wcsrtombs(char *dst, const wchar_t **src, size_t len,
114 					mbstate_t *ps);
115 extern size_t	wcsspn(const wchar_t *, const wchar_t *);
116 extern wchar_t	*wcsstr(const wchar_t *, const wchar_t *);
117 extern double	wcstod(const wchar_t *, wchar_t **);
118 extern float	wcstof(const wchar_t *, wchar_t **);
119 extern wchar_t	*wcstok(wchar_t *, const wchar_t *, wchar_t **);
120 extern long		wcstol(const wchar_t *, wchar_t **, int);
121 extern long double			wcstold(const wchar_t *, wchar_t **);
122 extern long long			wcstoll(const wchar_t *, wchar_t **, int);
123 extern unsigned long		wcstoul(const wchar_t *, wchar_t **, int);
124 extern unsigned long long	wcstoull(const wchar_t *, wchar_t **, int);
125 extern wchar_t	*wcswcs(const wchar_t *, const wchar_t *);
126 extern int		wcswidth(const wchar_t *, size_t);
127 extern size_t	wcsxfrm(wchar_t *, const wchar_t *, size_t);
128 extern int		wctob(wint_t);
129 extern wctype_t	wctype(const char *);
130 extern int		wcwidth(wchar_t);
131 extern wchar_t	*wmemchr(const wchar_t *, wchar_t, size_t);
132 extern int		wmemcmp(const wchar_t *, const wchar_t *, size_t);
133 extern wchar_t	*wmemcpy(wchar_t *, const wchar_t *, size_t);
134 extern wchar_t	*wmemmove(wchar_t *, const wchar_t *, size_t);
135 extern wchar_t	*wmemset(wchar_t *, wchar_t, size_t);
136 extern int		wprintf(const wchar_t *, ...);
137 extern int		wscanf(const wchar_t *, ...);
138 
139 #ifdef __cplusplus
140 }
141 #endif
142 
143 #endif /* _WCHAR_H */
144