#ifndef included_clib_h
#define included_clib_h
+#include <stddef.h>
#include <vppinfra/config.h>
#ifdef __x86_64__
#define ARRAY_LEN(x) (sizeof (x)/sizeof (x[0]))
#define _STRUCT_FIELD(t,f) (((t *) 0)->f)
-#define STRUCT_OFFSET_OF(t,f) ((uword) & _STRUCT_FIELD (t, f))
-#define STRUCT_BIT_OFFSET_OF(t,f) (BITS(u8) * (uword) & _STRUCT_FIELD (t, f))
+#define STRUCT_OFFSET_OF(t,f) offsetof(t, f)
+#define STRUCT_BIT_OFFSET_OF(t,f) (BITS(u8) * STRUCT_OFFSET_OF (t, f))
#define STRUCT_SIZE_OF(t,f) (sizeof (_STRUCT_FIELD (t, f)))
#define STRUCT_BITS_OF(t,f) (BITS (_STRUCT_FIELD (t, f)))
#define STRUCT_ARRAY_LEN(t,f) ARRAY_LEN (_STRUCT_FIELD (t, f))
#define __clib_aligned(x) __attribute__ ((aligned(x)))
#define __clib_section(s) __attribute__ ((section(s)))
#define __clib_warn_unused_result __attribute__ ((warn_unused_result))
+#define __clib_export __attribute__ ((visibility("default")))
#define never_inline __attribute__ ((__noinline__))
_x < _y ? _x : _y; \
})
+#define clib_clamp(x,lo,hi) \
+({ \
+ __typeof__ (x) _x = (x); \
+ __typeof__ (lo) _lo = (lo); \
+ __typeof__ (hi) _hi = (hi); \
+ _x < _lo ? _lo : (_x > _hi ? _hi : _x); \
+})
+
#define clib_abs(x) \
({ \
__typeof__ (x) _x = (x); \