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-rw-r--r--src/scale.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/scale.h b/src/scale.h
new file mode 100644
index 0000000..47cb809
--- /dev/null
+++ b/src/scale.h
@@ -0,0 +1,9 @@
+#ifndef SCALE_H
+#define SCALE_H
+
+#include <stdint.h>
+
+uint32_t scale_apply(uint32_t base, uint32_t scale);
+uint32_t scale_apply_inverse(uint32_t base, uint32_t scale);
+
+#endif /* SCALE_H */