1 files changed, 3 insertions, 0 deletions
diff --git a/c_src/util.h b/c_src/util.h
index 976ee8e..4af8005 100644
--- a/c_src/util.h
+++ b/c_src/util.h
@@ -11,6 +11,9 @@
 #define DEBUG_READ 0
 #define DEBUG_PORT 0
 
+#define dprintf(level,args) do { if (DEBUG_ ## level) { fprintf args; } } while (0)
+#define dprinthex(level,data,size) do { if (DEBUG_ ## level) { print_hex(data, size); } } while (0)
+
 void
 set_error(char **error, const char * __restrict, ...) __attribute__ ((__format__ (__printf__, 2, 3)));