1 files changed, 52 insertions, 0 deletions
diff --git a/src/PolarSSL++/AesCfb128Decryptor.h b/src/PolarSSL++/AesCfb128Decryptor.h
new file mode 100644
index 000000000..68c203d70
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+++ 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;
+} ;
+
+
+
+
+