1/* Checking macros for wchar functions. Declarations only.
2 Copyright (C) 2004-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#ifndef _BITS_WCHAR2_DECL_H
20#define _BITS_WCHAR2_DECL_H 1
21
22#ifndef _WCHAR_H
23# error "Never include <bits/wchar2-decl.h> directly; use <wchar.h> instead."
24#endif
25
26
27extern wchar_t *__wmemcpy_chk (wchar_t *__restrict __s1,
28 const wchar_t *__restrict __s2, size_t __n,
29 size_t __ns1) __THROW;
30extern wchar_t *__wmemmove_chk (wchar_t *__s1, const wchar_t *__s2,
31 size_t __n, size_t __ns1) __THROW;
32
33
34#ifdef __USE_GNU
35
36extern wchar_t *__wmempcpy_chk (wchar_t *__restrict __s1,
37 const wchar_t *__restrict __s2, size_t __n,
38 size_t __ns1) __THROW;
39
40#endif
41
42
43extern wchar_t *__wmemset_chk (wchar_t *__s, wchar_t __c, size_t __n,
44 size_t __ns) __THROW;
45extern wchar_t *__wcscpy_chk (wchar_t *__restrict __dest,
46 const wchar_t *__restrict __src,
47 size_t __n) __THROW;
48extern wchar_t *__wcpcpy_chk (wchar_t *__restrict __dest,
49 const wchar_t *__restrict __src,
50 size_t __destlen) __THROW;
51extern wchar_t *__wcsncpy_chk (wchar_t *__restrict __dest,
52 const wchar_t *__restrict __src, size_t __n,
53 size_t __destlen) __THROW;
54extern wchar_t *__wcpncpy_chk (wchar_t *__restrict __dest,
55 const wchar_t *__restrict __src, size_t __n,
56 size_t __destlen) __THROW;
57extern wchar_t *__wcscat_chk (wchar_t *__restrict __dest,
58 const wchar_t *__restrict __src,
59 size_t __destlen) __THROW;
60extern wchar_t *__wcsncat_chk (wchar_t *__restrict __dest,
61 const wchar_t *__restrict __src,
62 size_t __n, size_t __destlen) __THROW;
63extern int __swprintf_chk (wchar_t *__restrict __s, size_t __n,
64 int __flag, size_t __s_len,
65 const wchar_t *__restrict __format, ...)
66 __THROW /* __attribute__ ((__format__ (__wprintf__, 5, 6))) */;
67extern int __vswprintf_chk (wchar_t *__restrict __s, size_t __n,
68 int __flag, size_t __s_len,
69 const wchar_t *__restrict __format,
70 __gnuc_va_list __arg)
71 __THROW /* __attribute__ ((__format__ (__wprintf__, 5, 0))) */;
72
73#if __USE_FORTIFY_LEVEL > 1
74
75extern int __fwprintf_chk (__FILE *__restrict __stream, int __flag,
76 const wchar_t *__restrict __format, ...);
77extern int __wprintf_chk (int __flag, const wchar_t *__restrict __format,
78 ...);
79extern int __vfwprintf_chk (__FILE *__restrict __stream, int __flag,
80 const wchar_t *__restrict __format,
81 __gnuc_va_list __ap);
82extern int __vwprintf_chk (int __flag, const wchar_t *__restrict __format,
83 __gnuc_va_list __ap);
84
85#endif
86
87extern wchar_t *__fgetws_chk (wchar_t *__restrict __s, size_t __size, int __n,
88 __FILE *__restrict __stream) __wur;
89
90#ifdef __USE_GNU
91
92extern wchar_t *__fgetws_unlocked_chk (wchar_t *__restrict __s, size_t __size,
93 int __n, __FILE *__restrict __stream)
94 __wur;
95
96#endif
97
98extern size_t __wcrtomb_chk (char *__restrict __s, wchar_t __wchar,
99 mbstate_t *__restrict __p,
100 size_t __buflen) __THROW __wur;
101extern size_t __mbsrtowcs_chk (wchar_t *__restrict __dst,
102 const char **__restrict __src,
103 size_t __len, mbstate_t *__restrict __ps,
104 size_t __dstlen) __THROW;
105extern size_t __wcsrtombs_chk (char *__restrict __dst,
106 const wchar_t **__restrict __src,
107 size_t __len, mbstate_t *__restrict __ps,
108 size_t __dstlen) __THROW;
109
110#ifdef __USE_XOPEN2K8
111
112extern size_t __mbsnrtowcs_chk (wchar_t *__restrict __dst,
113 const char **__restrict __src, size_t __nmc,
114 size_t __len, mbstate_t *__restrict __ps,
115 size_t __dstlen) __THROW;
116extern size_t __wcsnrtombs_chk (char *__restrict __dst,
117 const wchar_t **__restrict __src,
118 size_t __nwc, size_t __len,
119 mbstate_t *__restrict __ps, size_t __dstlen)
120 __THROW;
121
122#endif
123
124#endif /* bits/wchar2-decl.h. */
125