audit.c 1.5 KB

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  1. #include <linux/init.h>
  2. #include <linux/types.h>
  3. #include <linux/audit.h>
  4. #include <asm/unistd.h>
  5. static unsigned dir_class[] = {
  6. #include <asm-generic/audit_dir_write.h>
  7. ~0U
  8. };
  9. static unsigned read_class[] = {
  10. #include <asm-generic/audit_read.h>
  11. ~0U
  12. };
  13. static unsigned write_class[] = {
  14. #include <asm-generic/audit_write.h>
  15. ~0U
  16. };
  17. static unsigned chattr_class[] = {
  18. #include <asm-generic/audit_change_attr.h>
  19. ~0U
  20. };
  21. int audit_classify_syscall(int abi, unsigned syscall)
  22. {
  23. #ifdef CONFIG_IA32_SUPPORT
  24. extern int ia32_classify_syscall(unsigned);
  25. if (abi == AUDIT_ARCH_I386)
  26. return ia32_classify_syscall(syscall);
  27. #endif
  28. switch(syscall) {
  29. case __NR_open:
  30. return 2;
  31. case __NR_openat:
  32. return 3;
  33. case __NR_execve:
  34. return 5;
  35. default:
  36. return 0;
  37. }
  38. }
  39. static int __init audit_classes_init(void)
  40. {
  41. #ifdef CONFIG_IA32_SUPPORT
  42. extern __u32 ia32_dir_class[];
  43. extern __u32 ia32_write_class[];
  44. extern __u32 ia32_read_class[];
  45. extern __u32 ia32_chattr_class[];
  46. audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class);
  47. audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class);
  48. audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
  49. audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
  50. #endif
  51. audit_register_class(AUDIT_CLASS_WRITE, write_class);
  52. audit_register_class(AUDIT_CLASS_READ, read_class);
  53. audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
  54. audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
  55. return 0;
  56. }
  57. __initcall(audit_classes_init);