Minor refactor

src/util/timeutil.h

@@ -1,7 +1,17 @@
 #ifndef UTIL_TIMEUTIL_H_
 #define UTIL_TIMEUTIL_H_
 
+#include "../typedefs.h"
+#include <chrono>
+
 namespace timeutil {
+    class Timer {
+        std::chrono::high_resolution_clock::time_point start;
+    public:
+        Timer();
+        int64_t stop();
+    };
+
     float time_value(float hour, float minute, float second);
     void from_value(float value, int& hour, int& minute, int& second);
 }