strings_fortified.h 1.2 KB

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  1. /* Fortify macros for strings.h functions.
  2. Copyright (C) 2017-2026 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  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. <https://www.gnu.org/licenses/>. */
  15. #ifndef __STRINGS_FORTIFIED
  16. # define __STRINGS_FORTIFIED 1
  17. __fortify_function void
  18. __NTH (bcopy (const void *__src, void *__dest, size_t __len))
  19. {
  20. (void) __builtin___memmove_chk (__dest, __src, __len,
  21. __glibc_objsize0 (__dest));
  22. }
  23. __fortify_function void
  24. __NTH (bzero (void *__dest, size_t __len))
  25. {
  26. (void) __builtin___memset_chk (__dest, '\0', __len,
  27. __glibc_objsize0 (__dest));
  28. }
  29. #endif