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authormadmaxoft <github@xoft.cz>2014-05-02 19:34:28 +0200
committermadmaxoft <github@xoft.cz>2014-05-02 19:34:28 +0200
commit839447f0bbdf97eb9b3c07f943647fa9c92b1e5b (patch)
tree3cde3e248dc73e19f3b241245fdff612842f9632 /src/PolarSSL++/AesCfb128Encryptor.h
parentA tiny speed improvement in ApplyFoodExhaustion() (diff)
parentFixed MagmaCube spawning. (diff)
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diff --git a/src/PolarSSL++/AesCfb128Encryptor.h b/src/PolarSSL++/AesCfb128Encryptor.h
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+
+// AesCfb128Encryptor.h
+
+// Declares the cAesCfb128Encryptor class encrypting data using AES CFB-128
+
+
+
+
+
+#pragma once
+
+#include "polarssl/aes.h"
+
+
+
+
+
+/** Encrypts data using the AES / CFB (128) algorithm */
+class cAesCfb128Encryptor
+{
+public:
+ cAesCfb128Encryptor(void);
+ ~cAesCfb128Encryptor();
+
+ /** Initializes the decryptor with the specified Key / IV */
+ void Init(const Byte a_Key[16], const Byte a_IV[16]);
+
+ /** Encrypts a_Length bytes of the plain data; produces a_Length output bytes */
+ void ProcessData(Byte * a_EncryptedOut, const Byte * a_PlainIn, size_t a_Length);
+
+ /** Returns true if the object has been initialized with the Key / IV */
+ bool IsValid(void) const { return m_IsValid; }
+
+protected:
+ aes_context m_Aes;
+
+ /** The InitialVector, used by the CFB mode encryption */
+ Byte m_IV[16];
+
+ /** Current offset in the m_IV, used by the CFB mode encryption */
+ size_t m_IVOffset;
+
+ /** Indicates whether the object has been initialized with the Key / IV */
+ bool m_IsValid;
+} ;
+
+
+
+
+