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/* Copyright (C) 2005-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <locale.h>
#include <string.h>
#include <wchar.h>
size_t
__mbstowcs_chk (wchar_t *dst, const char *src, size_t len, size_t dstlen)
{
if (__glibc_unlikely (dstlen < len))
__chk_fail ();
mbstate_t state;
memset (&state, '\0', sizeof state);
/* Return how many we wrote (or maybe an error). */
return __mbsrtowcs (dst, &src, len, &state);
}
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