wmemmove_chk.c 1.1 KB

1234567891011121314151617181920212223242526272829
  1. /* Copyright (C) 1996-2019 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
  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. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <http://www.gnu.org/licenses/>. */
  15. #include <wchar.h>
  16. #include <string.h>
  17. wchar_t *
  18. __wmemmove_chk (wchar_t *s1, const wchar_t *s2, size_t n, size_t ns1)
  19. {
  20. if (__glibc_unlikely (ns1 < n))
  21. __chk_fail ();
  22. return (wchar_t *) memmove ((char *) s1, (char *) s2, n * sizeof (wchar_t));
  23. }