1 files changed, 37 insertions, 0 deletions
diff --git a/7zip/Compress/Rar29/Original/rijndael.hpp b/7zip/Compress/Rar29/Original/rijndael.hpp
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+++ b/7zip/Compress/Rar29/Original/rijndael.hpp
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+#ifndef _RIJNDAEL_H_
+#define _RIJNDAEL_H_
+
+/**************************************************************************
+ * This code is based on Szymon Stefanek AES implementation:              *
+ * http://www.esat.kuleuven.ac.be/~rijmen/rijndael/rijndael-cpplib.tar.gz *
+ *                                                                        *
+ * Dynamic tables generation is based on the Brian Gladman's work:        *
+ * http://fp.gladman.plus.com/cryptography_technology/rijndael            *
+ **************************************************************************/
+
+#define _MAX_KEY_COLUMNS (256/32)
+#define _MAX_ROUNDS      14
+#define MAX_IV_SIZE      16
+
+class Rijndael
+{	
+  public:
+    enum Direction { Encrypt , Decrypt };
+  private:
+    void keySched(byte key[_MAX_KEY_COLUMNS][4]);
+    void keyEncToDec();
+    void encrypt(const byte a[16], byte b[16]);
+    void decrypt(const byte a[16], byte b[16]);
+    void GenerateTables();
+
+    Direction m_direction;
+    byte     m_initVector[MAX_IV_SIZE];
+    byte     m_expandedKey[_MAX_ROUNDS+1][4][4];
+  public:
+    Rijndael();
+    void init(Direction dir,const byte *key,byte *initVector);
+    int blockEncrypt(const byte *input, int inputLen, byte *outBuffer);
+    int blockDecrypt(const byte *input, int inputLen, byte *outBuffer);
+};
+	
+#endif // _RIJNDAEL_H_