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40 lines
1.3 KiB
40 lines
1.3 KiB
#ifndef CRYPTOPP_SOSEMANUK_H
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#define CRYPTOPP_SOSEMANUK_H
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#include "strciphr.h"
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NAMESPACE_BEGIN(CryptoPP)
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//! algorithm info
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struct SosemanukInfo : public VariableKeyLength<16, 1, 32, 1, SimpleKeyingInterface::UNIQUE_IV, 16>
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{
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static const char * StaticAlgorithmName() {return "Sosemanuk";}
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};
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//! _
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class SosemanukPolicy : public AdditiveCipherConcretePolicy<word32, 20>, public SosemanukInfo
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{
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protected:
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void CipherSetKey(const NameValuePairs ¶ms, const byte *key, size_t length);
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void OperateKeystream(KeystreamOperation operation, byte *output, const byte *input, size_t iterationCount);
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void CipherResynchronize(byte *keystreamBuffer, const byte *iv, size_t length);
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bool CipherIsRandomAccess() const {return false;}
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#if CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X64
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unsigned int GetAlignment() const;
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unsigned int GetOptimalBlockSize() const;
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#endif
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FixedSizeSecBlock<word32, 25*4> m_key;
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FixedSizeAlignedSecBlock<word32, 12> m_state;
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};
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//! <a href="http://www.cryptolounge.org/wiki/Sosemanuk">Sosemanuk</a>
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struct Sosemanuk : public SosemanukInfo, public SymmetricCipherDocumentation
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{
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typedef SymmetricCipherFinal<ConcretePolicyHolder<SosemanukPolicy, AdditiveCipherTemplate<> >, SosemanukInfo> Encryption;
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typedef Encryption Decryption;
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};
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NAMESPACE_END
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#endif
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