1 files changed, 4 insertions, 0 deletions
diff --git a/shared/util.h b/shared/util.h
index 95f4c68..9e4d8ac 100644
--- a/shared/util.h
+++ b/shared/util.h
@@ -1,3 +1,7 @@
 #pragma once
 
+#define W2_MIN(a, b) (((a) < (b)) ? (a) : (b))
+#define W2_MAX(a, b) (((a) > (b)) ? (a) : (b))
+#define W2_RANGE(min, val, max) W2_MIN(max, W2_MAX(val, min))
+
 unsigned long w2_util_exp_mov_avg(unsigned long current_avg, unsigned long new_meas);