+/** \brief Set vector length to a user-defined value */
+#ifndef __COVERITY__ /* Coverity gets confused by ASSERT() */
+#define vec_set_len(v, l) do { \
+ ASSERT(v); \
+ ASSERT((l) <= vec_max_len(v)); \
+ CLIB_MEM_POISON_LEN((void *)(v), _vec_len(v) * sizeof((v)[0]), (l) * sizeof((v)[0])); \
+ _vec_len(v) = (l); \
+} while (0)
+#else /* __COVERITY__ */
+#define vec_set_len(v, l) do { \
+ _vec_len(v) = (l); \
+} while (0)
+#endif /* __COVERITY__ */
+
+/** \brief Reset vector length to zero
+ NULL-pointer tolerant
+*/
+#define vec_reset_length(v) do { if (v) vec_set_len (v, 0); } while (0)
+