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authorpeterbell10 <peterbell10@live.co.uk>2017-08-30 16:00:06 +0200
committerTiger Wang <ziwei.tiger@outlook.com>2017-08-30 16:00:06 +0200
commit84941bcc9f25cbe3fd3b2604080d0a1cfd8fbaa7 (patch)
treeaa1648c2ba260b8576673677435481d371eec7b0 /src/mbedTLS++/AesCfb128Decryptor.h
parentUpdate core plugins to latest version (#3951) (diff)
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diff --git a/src/mbedTLS++/AesCfb128Decryptor.h b/src/mbedTLS++/AesCfb128Decryptor.h
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+
+// AesCfb128Decryptor.h
+
+// Declares the cAesCfb128Decryptor class decrypting data using AES CFB-128
+
+
+
+
+
+#pragma once
+
+#include "mbedtls/aes.h"
+
+
+
+
+
+/** Decrypts data using the AES / CFB 128 algorithm */
+class cAesCfb128Decryptor
+{
+public:
+
+ 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:
+ mbedtls_aes_context m_Aes;
+
+ /** The InitialVector, used by the CFB mode decryption */
+ Byte m_IV[16];
+
+ /** Indicates whether the object has been initialized with the Key / IV */
+ bool m_IsValid;
+} ;
+
+
+
+
+