69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
#ifndef CRYPTOPP_RIJNDAEL_H
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#define CRYPTOPP_RIJNDAEL_H
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/** \file
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*/
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#include "seckey.h"
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#include "secblock.h"
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NAMESPACE_BEGIN(CryptoPP)
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//! _
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struct Rijndael_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
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{
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CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return CRYPTOPP_RIJNDAEL_NAME;}
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};
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/// <a href="http://www.weidai.com/scan-mirror/cs.html#Rijndael">Rijndael</a>
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class CRYPTOPP_DLL Rijndael : public Rijndael_Info, public BlockCipherDocumentation
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{
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class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Rijndael_Info>
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{
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public:
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void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
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protected:
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static void FillEncTable();
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static void FillDecTable();
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// VS2005 workaround: have to put these on seperate lines, or error C2487 is triggered in DLL build
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static const byte Se[256];
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static const byte Sd[256];
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static const word32 rcon[];
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unsigned int m_rounds;
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FixedSizeAlignedSecBlock<word32, 4*15> m_key;
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};
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class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Enc : public Base
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{
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public:
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void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
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#if CRYPTOPP_BOOL_X64 || CRYPTOPP_BOOL_X86
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size_t AdvancedProcessBlocks(const byte *inBlocks, const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags) const;
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#endif
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};
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class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Dec : public Base
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{
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public:
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void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
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#if CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE
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size_t AdvancedProcessBlocks(const byte *inBlocks, const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags) const;
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#endif
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};
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public:
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typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
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typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
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};
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typedef Rijndael::Encryption RijndaelEncryption;
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typedef Rijndael::Decryption RijndaelDecryption;
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NAMESPACE_END
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#endif
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