--- a/aes.h	Thu Jun 06 00:05:13 2013 +0800
+++ b/aes.h	Wed Jun 12 22:57:44 2013 +0800
@@ -1,16 +1,32 @@
-#ifndef AES_H
-#define AES_H
-
-// 4*nB*(nK+1)
-#define AES_EXPKEY_SIZE (4*4*(4+1))
-
-void ExpandKey (unsigned char *key, unsigned char *expkey);
-// encrypt one 128 bit block
-void Encrypt (unsigned char *in, unsigned char *expkey, unsigned char *out);
-
-void Decrypt (unsigned char *in, unsigned char *expkey, unsigned char *out);
-
-
-
-
-#endif
\ No newline at end of file
+//=============================================================================
+// Copyright Atmel Corporation 2003. All Rights Reserved.
+//
+// File:			des.h
+// Compiler:		IAR Atmel AVR C/EC++ Compiler
+// Output Size:
+// Based on work by:�E, VU
+// Created:			4-Feb-2003	JP (Atmel Finland)
+// Modified:	
+//
+// Support Mail:	[email protected]
+//
+// Description:		Please refer to Application Note Documentation for more
+//					information.
+//
+//					For details on DES, please refer to the official FIPS 46-3
+//					document:
+//
+//				http://csrc.nist.gov/publications/fips/fips46-3/fips46-3.pdf
+//
+//=============================================================================
+
+#ifndef AES_H
+#define AES_H
+
+//#include "bootldr.h"
+
+extern void aesInit( unsigned char *key, unsigned char * tempbuf );
+extern void aesDecrypt(unsigned char *buffer, unsigned char *chainBlock);
+
+#endif // AES_H
+