Add nitrobanner tool

This tool was made from reverse-engineering the Nitro SDK's makebanner,
and is intended to replace that program.

It has been tested to match the Diamond/Pearl banners as well as the
HeartGold/SoulSilver banners.

1 files changed, 5 insertions, 0 deletions

diff --git a/tools/nitrobanner/crc16.h b/tools/nitrobanner/crc16.h
new file mode 100644
index 00000000..29811cf9
--- /dev/null
+++ b/tools/nitrobanner/crc16.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#include "types.h"
+
+u16 CalculateCRC16FromBannerData(const u8* banner_data);