X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/f89c705002842291e39d000f27dbaea1ddd78917..f397b5cc874ac7d658173199d92c30f3f717a300:/client/nonce2key/nonce2key.h

diff --git a/client/nonce2key/nonce2key.h b/client/nonce2key/nonce2key.h
index dd070146..c195d974 100644
--- a/client/nonce2key/nonce2key.h
+++ b/client/nonce2key/nonce2key.h
@@ -10,10 +10,15 @@
 // MIFARE Darkside hack
 //-----------------------------------------------------------------------------
 
-#include "crapto1.h"
+#ifndef __NONCE2KEY_H
+#define __NONCE2KEY_H
+
 #include <inttypes.h>
 #include <stdio.h>
+#include "crapto1.h"
 
 typedef unsigned char byte_t;
 
-int nonce2key(uint32_t uid, uint32_t nt, uint64_t par_info, uint64_t ks_info, uint64_t * key); 
\ No newline at end of file
+int nonce2key(uint32_t uid, uint32_t nt, uint64_t par_info, uint64_t ks_info, uint64_t * key); 
+
+#endif