1. Mifare read block command

[proxmark3-svn] / armsrc / util.h

diff --git a/armsrc/util.h b/armsrc/util.h
index 6f69fba8b8b3c120e70cde4519115b9aeb9a6c2e..34760ab1dedd4eb83e4df3c0ee60a26e44c3ad64 100644 (file)
--- a/armsrc/util.h
+++ b/armsrc/util.h
@@ -14,6 +14,8 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )
+
 #define LED_RED 1
 #define LED_ORANGE 2
 #define LED_GREEN 4