diff --git a/src/lib/random.h b/src/lib/random.h
new file mode 100644
index 0000000000000000000000000000000000000000..0950ae2e0e76f54f6f018c457d14d6a3e2daf5e0
--- /dev/null
+++ b/src/lib/random.h
@@ -0,0 +1,10 @@
+#ifndef __LIB_RANDOM_H
+#define __LIB_RANDOM_H
+
+#include <stddef.h>
+
+void random_init (unsigned seed);
+void random_bytes (void *, size_t);
+unsigned long random_ulong (void);
+
+#endif /* lib/random.h */