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dff8da6b | 1 | /* Copyright (C) 2005-2024 Free Software Foundation, Inc. |
02ca3541 UD |
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 | |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
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17 | |
18 | #include <locale.h> | |
19 | #include <string.h> | |
20 | #include <wchar.h> | |
21 | ||
22 | ||
23 | size_t | |
f9a906e7 | 24 | __mbstowcs_chk (wchar_t *dst, const char *src, size_t len, size_t dstlen) |
02ca3541 | 25 | { |
a1ffb40e | 26 | if (__glibc_unlikely (dstlen < len)) |
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27 | __chk_fail (); |
28 | ||
29 | mbstate_t state; | |
30 | ||
31 | memset (&state, '\0', sizeof state); | |
32 | /* Return how many we wrote (or maybe an error). */ | |
f9a906e7 | 33 | return __mbsrtowcs (dst, &src, len, &state); |
02ca3541 | 34 | } |