mirror of
https://github.com/shadps4-emu/ext-cryptopp.git
synced 2024-11-23 18:09:48 +00:00
69 lines
1.5 KiB
C++
69 lines
1.5 KiB
C++
#ifndef CRYPTOPP_SHARK_H
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#define CRYPTOPP_SHARK_H
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/** \file
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*/
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#include "config.h"
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#ifdef WORD64_AVAILABLE
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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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struct SHARK_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 16>, public VariableRounds<6, 2>
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{
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static const char *StaticAlgorithmName() {return "SHARK-E";}
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};
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/// <a href="http://www.weidai.com/scan-mirror/cs.html#SHARK-E">SHARK-E</a>
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class SHARK : public SHARK_Info, public BlockCipherDocumentation
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{
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class CRYPTOPP_NO_VTABLE Base : public BlockCipherBaseTemplate<SHARK_Info>
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{
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public:
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void UncheckedSetKey(CipherDir dir, const byte *key, unsigned int length, unsigned int rounds);
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protected:
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unsigned int m_rounds;
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SecBlock<word64> m_roundKeys;
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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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// used by Base to do key setup
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void InitForKeySetup();
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private:
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static const byte sbox[256];
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static const word64 cbox[8][256];
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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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private:
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static const byte sbox[256];
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static const word64 cbox[8][256];
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};
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public:
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typedef BlockCipherTemplate<ENCRYPTION, Enc> Encryption;
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typedef BlockCipherTemplate<DECRYPTION, Dec> Decryption;
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};
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typedef SHARK::Encryption SHARKEncryption;
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typedef SHARK::Decryption SHARKDecryption;
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NAMESPACE_END
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#endif
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#endif
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