/* Same as CHECK_STRING, but tolerate ARG == NULL. */
# define CHECK_STRING_NULL_OK(ARG) _CHECK_STRING ((ARG), __ptrvalue (ARG))
-# if defined (_IOC_SIZESHIFT) && defined (_IOC_SIZEBITS)
-/* Extract the size of the ioctl data and check its bounds. */
-# define CHECK_IOCTL(ARG, CMD) \
- CHECK_N ((const char *) (ARG), \
- (((CMD) >> _IOC_SIZESHIFT) & ((1 << _IOC_SIZEBITS) - 1)))
-# else
-/* We don't know the size of the ioctl data, so the best we can do
- is check that the first byte is within bounds. */
-# define CHECK_IOCTL(ARG, CMD) CHECK_1 ((const char *) ARG)
-# endif
-
-/* Check bounds of `struct flock *' for the locking fcntl commands. */
-# define CHECK_FCNTL(ARG, CMD) \
- (((CMD) == F_GETLK || (CMD) == F_SETLK || (CMD) == F_SETLKW) \
- ? CHECK_1 ((struct flock *) ARG) : (unsigned long) (ARG))
-
-/* Check bounds of an array of mincore residency-status flags that
- cover a region of NBYTES. Such a vector occupies one byte per page
- of memory. */
-# define CHECK_N_PAGES(ARG, NBYTES) \
- ({ int _page_size_ = sysconf (_SC_PAGE_SIZE); \
- CHECK_N ((const char *) (ARG), \
- ((NBYTES) + _page_size_ - 1) / _page_size_); })
-
/* Return a bounded pointer with value PTR that satisfies CHECK_N (PTR, N). */
# define BOUNDED_N(PTR, N) \
({ __typeof (PTR) __bounded _p_; \
# define CHECK_N(ARG, N) (ARG)
# define CHECK_N_NULL_OK(ARG, N) (ARG)
# define CHECK_STRING(ARG) (ARG)
-# define CHECK_IOCTL(ARG, CMD) (ARG)
-# define CHECK_FCNTL(ARG, CMD) (ARG)
-# define CHECK_N_PAGES(ARG, NBYTES) (ARG)
# define BOUNDED_N(PTR, N) (PTR)
#endif /* !__BOUNDED_POINTERS__ */