From cc5a1e59920fe0ed975af40aa49b7870832323af Mon Sep 17 00:00:00 2001
From: red031000 <rubenru09@aol.com>
Date: Sat, 6 Jun 2020 23:58:19 +0100
Subject: palette conversion

---
 tools/nitrogfx/util.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'tools/nitrogfx/util.c')

diff --git a/tools/nitrogfx/util.c b/tools/nitrogfx/util.c
index 87abeb31..8fec7d72 100644
--- a/tools/nitrogfx/util.c
+++ b/tools/nitrogfx/util.c
@@ -4,6 +4,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <stdbool.h>
+#include <stdint.h>
 #include <errno.h>
 #include <limits.h>
 #include "global.h"
@@ -122,3 +123,32 @@ void WriteWholeFile(char *path, void *buffer, int bufferSize)
 
 	fclose(fp);
 }
+
+void WriteGenericNtrHeader(FILE* fp, const char* magicNumber, uint32_t size)
+{
+    //magic number
+    fputs(magicNumber, fp);
+
+    //byte order
+    fputc(0xFF, fp);
+    fputc(0xFE, fp);
+
+    //version
+    fputc(0x00, fp);
+    fputc(0x01, fp);
+
+    //size
+    size += 0x10; //add header size
+    fputc(size & 0xFF, fp);
+    fputc((size >> 8) & 0xFF, fp);
+    fputc((size >> 16) & 0xFF, fp);
+    fputc((size >> 24) & 0xFF, fp);
+
+    //header size
+    fputc(0x10, fp);
+    fputc(0x00, fp);
+
+    //sections
+    fputc(0x01, fp);
+    fputc(0x00, fp);
+}
\ No newline at end of file
-- 
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