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54 lines
1.3 KiB
54 lines
1.3 KiB
#ifndef CRYPTOPP_RC6_H |
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#define CRYPTOPP_RC6_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 RC6_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 0, 255>, public VariableRounds<20> |
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{ |
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static const char *StaticAlgorithmName() {return "RC6";} |
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typedef word32 RC6_WORD; |
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}; |
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/// <a href="http://www.weidai.com/scan-mirror/cs.html#RC6">RC6</a> |
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class RC6 : public RC6_Info, public BlockCipherDocumentation |
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{ |
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class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<RC6_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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unsigned int r; // number of rounds |
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SecBlock<RC6_WORD> sTable; // expanded key table |
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}; |
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class 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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}; |
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class 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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}; |
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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 RC6::Encryption RC6Encryption; |
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typedef RC6::Decryption RC6Decryption; |
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NAMESPACE_END |
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#endif
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