glibc/string/bits/strings_fortified.h

37 lines
1.2 KiB
C

/* Fortify macros for strings.h functions.
Copyright (C) 2017-2023 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
<https://www.gnu.org/licenses/>. */
#ifndef __STRINGS_FORTIFIED
# define __STRINGS_FORTIFIED 1
__fortify_function void
__NTH (bcopy (const void *__src, void *__dest, size_t __len))
{
(void) __builtin___memmove_chk (__dest, __src, __len,
__glibc_objsize0 (__dest));
}
__fortify_function void
__NTH (bzero (void *__dest, size_t __len))
{
(void) __builtin___memset_chk (__dest, '\0', __len,
__glibc_objsize0 (__dest));
}
#endif