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49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
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// camellia.h - written and placed in the public domain by Wei Dai
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//! \file camellia.h
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//! \brief Classes for the Cameliia block cipher
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#ifndef CRYPTOPP_CAMELLIA_H
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#define CRYPTOPP_CAMELLIA_H
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#include "config.h"
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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 Camellia_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
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{
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static const char *StaticAlgorithmName() {return "Camellia";}
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};
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/// <a href="http://www.weidai.com/scan-mirror/cs.html#Camellia">Camellia</a>
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class Camellia : public Camellia_Info, public BlockCipherDocumentation
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{
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class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Camellia_Info>
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{
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public:
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void UncheckedSetKey(const byte *key, unsigned int keylen, const NameValuePairs ¶ms);
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void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
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protected:
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static const byte s1[256];
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static const word32 SP[4][256];
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unsigned int m_rounds;
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SecBlock<word32> m_key;
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};
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public:
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typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
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typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
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};
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typedef Camellia::Encryption CamelliaEncryption;
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typedef Camellia::Decryption CamelliaDecryption;
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NAMESPACE_END
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#endif
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