pie_first.c 1.4 KB

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  1. /* linuxkm/pie_first.c -- memory fenceposts for checking binary image stability
  2. *
  3. * Copyright (C) 2006-2023 wolfSSL Inc.
  4. *
  5. * This file is part of wolfSSL.
  6. *
  7. * wolfSSL is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU General Public License as published by
  9. * the Free Software Foundation; either version 2 of the License, or
  10. * (at your option) any later version.
  11. *
  12. * wolfSSL is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15. * GNU General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU General Public License
  18. * along with this program; if not, write to the Free Software
  19. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
  20. */
  21. #ifndef __PIE__
  22. #error pie_first.c must be compiled -fPIE.
  23. #endif
  24. #ifdef HAVE_CONFIG_H
  25. #include <config.h>
  26. #endif
  27. #include <wolfssl/wolfcrypt/settings.h>
  28. #include <wolfssl/wolfcrypt/error-crypt.h>
  29. #include <wolfssl/ssl.h>
  30. int wolfCrypt_PIE_first_function(void);
  31. int wolfCrypt_PIE_first_function(void) {
  32. return 0;
  33. }
  34. const unsigned int wolfCrypt_PIE_rodata_start[];
  35. const unsigned int wolfCrypt_PIE_rodata_start[] =
  36. /* random values, analogous to wolfCrypt_FIPS_ro_{start,end} */
  37. { 0x8208f9ca, 0x9daf4ac9 };