* try to define their own functions if these are not defined as macros.
*/
#define memzero(s, n) memset((s), 0, (n))
+#ifndef memmove
#define memmove memmove
-
/* Functions used by the included decompressor code below. */
void *memmove(void *dest, const void *src, size_t n);
+#endif
/*
* This is set up by the setup-routine at boot-time
__builtin_object_size(p, 0), __builtin_object_size(q, 0), \
__builtin_object_size(p, 1), __builtin_object_size(q, 1), \
memcpy)
-
-__FORTIFY_INLINE void *memmove(void *p, const void *q, __kernel_size_t size)
-{
- size_t p_size = __builtin_object_size(p, 0);
- size_t q_size = __builtin_object_size(q, 0);
-
- if (__builtin_constant_p(size)) {
- if (p_size < size)
- __write_overflow();
- if (q_size < size)
- __read_overflow2();
- }
- if (p_size < size || q_size < size)
- fortify_panic(__func__);
- return __underlying_memmove(p, q, size);
-}
+#define memmove(p, q, s) __fortify_memcpy_chk(p, q, s, \
+ __builtin_object_size(p, 0), __builtin_object_size(q, 0), \
+ __builtin_object_size(p, 1), __builtin_object_size(q, 1), \
+ memmove)
extern void *__real_memscan(void *, int, __kernel_size_t) __RENAME(memscan);
__FORTIFY_INLINE void *memscan(void *p, int c, __kernel_size_t size)
/* Don't use these outside the FORITFY_SOURCE implementation */
#undef __underlying_memchr
#undef __underlying_memcmp
-#undef __underlying_memmove
#undef __underlying_memset
#undef __underlying_strcat
#undef __underlying_strcpy