1 | /* Copyright (C) 2011-2018 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 | |
31 | #include <bits/types/mbstate_t.h> |
32 | |
33 | #if defined __GNUC__ && !defined __USE_ISOCXX11 |
34 | /* Define the 16-bit and 32-bit character types. Use the information |
35 | provided by the compiler. */ |
36 | # if !defined __CHAR16_TYPE__ || !defined __CHAR32_TYPE__ |
37 | # if defined __STDC_VERSION__ && __STDC_VERSION__ < 201000L |
38 | # error "<uchar.h> requires ISO C11 mode" |
39 | # else |
40 | # error "definitions of __CHAR16_TYPE__ and/or __CHAR32_TYPE__ missing" |
41 | # endif |
42 | # endif |
43 | typedef __CHAR16_TYPE__ char16_t; |
44 | typedef __CHAR32_TYPE__ char32_t; |
45 | #endif |
46 | |
47 | |
48 | __BEGIN_DECLS |
49 | |
50 | /* Write char16_t representation of multibyte character pointed |
51 | to by S to PC16. */ |
52 | extern size_t mbrtoc16 (char16_t *__restrict __pc16, |
53 | const char *__restrict __s, size_t __n, |
54 | mbstate_t *__restrict __p) __THROW; |
55 | |
56 | /* Write multibyte representation of char16_t C16 to S. */ |
57 | extern size_t c16rtomb (char *__restrict __s, char16_t __c16, |
58 | mbstate_t *__restrict __ps) __THROW; |
59 | |
60 | |
61 | |
62 | /* Write char32_t representation of multibyte character pointed |
63 | to by S to PC32. */ |
64 | extern size_t mbrtoc32 (char32_t *__restrict __pc32, |
65 | const char *__restrict __s, size_t __n, |
66 | mbstate_t *__restrict __p) __THROW; |
67 | |
68 | /* Write multibyte representation of char32_t C32 to S. */ |
69 | extern size_t c32rtomb (char *__restrict __s, char32_t __c32, |
70 | mbstate_t *__restrict __ps) __THROW; |
71 | |
72 | __END_DECLS |
73 | |
74 | #endif /* uchar.h */ |
75 | |