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authorTycho <work.tycho+git@gmail.com>2014-05-01 20:50:40 +0200
committerTycho <work.tycho+git@gmail.com>2014-05-01 20:50:40 +0200
commit8780b324ff075f17358b01bc3615da0397fbe8be (patch)
treed448ab665fd50cca3861e06654f8668a89c8d953 /src/PolarSSL++/AesCfb128Decryptor.h
parentAdded Testing capability (diff)
parentFixed MSVC2013 compilation. (diff)
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Diffstat (limited to 'src/PolarSSL++/AesCfb128Decryptor.h')
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diff --git a/src/PolarSSL++/AesCfb128Decryptor.h b/src/PolarSSL++/AesCfb128Decryptor.h
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+
+// AesCfb128Decryptor.h
+
+// Declares the cAesCfb128Decryptor class decrypting data using AES CFB-128
+
+
+
+
+
+#pragma once
+
+#include "polarssl/aes.h"
+
+
+
+
+
+/** Decrypts data using the AES / CFB 128 algorithm */
+class cAesCfb128Decryptor
+{
+public:
+ Byte test;
+
+ cAesCfb128Decryptor(void);
+ ~cAesCfb128Decryptor();
+
+ /** Initializes the decryptor with the specified Key / IV */
+ void Init(const Byte a_Key[16], const Byte a_IV[16]);
+
+ /** Decrypts a_Length bytes of the encrypted data; produces a_Length output bytes */
+ void ProcessData(Byte * a_DecryptedOut, const Byte * a_EncryptedIn, 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 decryption */
+ Byte m_IV[16];
+
+ /** Current offset in the m_IV, used by the CFB mode decryption */
+ size_t m_IVOffset;
+
+ /** Indicates whether the object has been initialized with the Key / IV */
+ bool m_IsValid;
+} ;
+
+
+
+
+