initial

include/common/numgen.h

@@ -0,0 +1,12 @@
+#ifndef NUMGEN_H
+#define NUMGEN_H
+
+#include <stdlib.h>
+#include <time.h>
+#include <stdint.h>
+#include <string.h>
+
+unsigned char random_byte(void);
+uint32_t random_four_byte(void);
+
+#endif