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authormadmaxoft <github@xoft.cz>2014-04-29 17:37:15 +0200
committermadmaxoft <github@xoft.cz>2014-04-29 17:37:15 +0200
commit6cb2d2461f869d5c9d986cccec5edf1021878df2 (patch)
tree41445e9e4a1336026e905be5a20700b58511c58d /src/PolarSSL++/AesCfb128Encryptor.h
parentMoved cPublicKey to its separate file in PolarSSL++. (diff)
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Diffstat (limited to 'src/PolarSSL++/AesCfb128Encryptor.h')
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diff --git a/src/PolarSSL++/AesCfb128Encryptor.h b/src/PolarSSL++/AesCfb128Encryptor.h
new file mode 100644
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+++ 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;
+} ;
+
+
+
+
+