1 | /* Copyright (C) 2011-2017 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ |
17 | |
18 | /* |
19 | * ISO C11 Standard: 7.28 |
20 | * Unicode utilities <uchar.h> |
21 | */ |
22 | |
23 | #ifndef _UCHAR_H |
24 | #define _UCHAR_H 1 |
25 | |
26 | #include <features.h> |
27 | |
28 | #define __need_size_t |
29 | #include <stddef.h> |
30 | #define __need_mbstate_t |
31 | #include <wchar.h> |
32 | |
33 | #ifndef __mbstate_t_defined |
34 | __BEGIN_NAMESPACE_C99 |
35 | /* Public type. */ |
36 | typedef __mbstate_t mbstate_t; |
37 | __END_NAMESPACE_C99 |
38 | # define __mbstate_t_defined 1 |
39 | #endif |
40 | |
41 | |
42 | #if defined __GNUC__ && !defined __USE_ISOCXX11 |
43 | /* Define the 16-bit and 32-bit character types. Use the information |
44 | provided by the compiler. */ |
45 | # if !defined __CHAR16_TYPE__ || !defined __CHAR32_TYPE__ |
46 | # if defined __STDC_VERSION__ && __STDC_VERSION__ < 201000L |
47 | # error "<uchar.h> requires ISO C11 mode" |
48 | # else |
49 | # error "definitions of __CHAR16_TYPE__ and/or __CHAR32_TYPE__ missing" |
50 | # endif |
51 | # endif |
52 | typedef __CHAR16_TYPE__ char16_t; |
53 | typedef __CHAR32_TYPE__ char32_t; |
54 | #endif |
55 | |
56 | |
57 | __BEGIN_DECLS |
58 | |
59 | /* Write char16_t representation of multibyte character pointed |
60 | to by S to PC16. */ |
61 | extern size_t mbrtoc16 (char16_t *__restrict __pc16, |
62 | const char *__restrict __s, size_t __n, |
63 | mbstate_t *__restrict __p) __THROW; |
64 | |
65 | /* Write multibyte representation of char16_t C16 to S. */ |
66 | extern size_t c16rtomb (char *__restrict __s, char16_t __c16, |
67 | mbstate_t *__restrict __ps) __THROW; |
68 | |
69 | |
70 | |
71 | /* Write char32_t representation of multibyte character pointed |
72 | to by S to PC32. */ |
73 | extern size_t mbrtoc32 (char32_t *__restrict __pc32, |
74 | const char *__restrict __s, size_t __n, |
75 | mbstate_t *__restrict __p) __THROW; |
76 | |
77 | /* Write multibyte representation of char32_t C32 to S. */ |
78 | extern size_t c32rtomb (char *__restrict __s, char32_t __c32, |
79 | mbstate_t *__restrict __ps) __THROW; |
80 | |
81 | __END_DECLS |
82 | |
83 | #endif /* uchar.h */ |
84 | |