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seccomp-syscalls-helpers.h 976 B

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  1. /*
  2. * Copyright (C) 2015 John Crispin <blogic@openwrt.org>
  3. *
  4. * This program is free software; you can redistribute it and/or modify
  5. * it under the terms of the GNU Lesser General Public License version 2.1
  6. * as published by the Free Software Foundation
  7. *
  8. * This program 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
  11. * GNU General Public License for more details.
  12. */
  13. #ifndef _JAIL_SECCOMP_HELPERS_H_
  14. #define _JAIL_SECCOMP_HELPERS_H_
  15. static int find_syscall(const char *name)
  16. {
  17. int i;
  18. for (i = 0; i < SYSCALL_COUNT; i++) {
  19. int sc = syscall_index_to_number(i);
  20. if (syscall_name(sc) && !strcmp(syscall_name(sc), name))
  21. return sc;
  22. }
  23. return -1;
  24. }
  25. static void set_filter(struct sock_filter *filter, __u16 code, __u8 jt, __u8 jf, __u32 k)
  26. {
  27. filter->code = code;
  28. filter->jt = jt;
  29. filter->jf = jf;
  30. filter->k = k;
  31. }
  32. #endif