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https://github.com/shadps4-emu/ext-cryptopp.git
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71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
// aria.h - written and placed in the public domain by Jeffrey Walton
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//! \file aria.h
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//! \brief Classes for the ARIA block cipher
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//! \details The Crypto++ ARIA implementation is based on the 32-bit implementation by Aaram Yun
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//! from the National Security Research Institute, KOREA. Aaram Yun's implementation is based on
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//! the 8-bit implementation by Jin Hong. The source files are available in ARIA.zip from the Korea
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//! Internet & Security Agency website.
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//! \sa <A HREF="http://tools.ietf.org/html/rfc5794">RFC 5794, A Description of the ARIA Encryption Algorithm</A>,
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//! <A HREF="http://seed.kisa.or.kr/iwt/ko/bbs/EgovReferenceList.do?bbsId=BBSMSTR_000000000002">Korea
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//! Internet & Security Agency homepage</A>
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#ifndef CRYPTOPP_ARIA_H
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#define CRYPTOPP_ARIA_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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//! \class ARIA_Info
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//! \brief ARIA block cipher information
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//! \since Crypto++ 6.0
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struct ARIA_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
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{
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CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "ARIA";}
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};
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//! \class ARIA
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//! \brief ARIA block cipher
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//! \details The Crypto++ ARIA implementation is based on the 32-bit implementation by Aaram Yun
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//! from the National Security Research Institute, KOREA. Aaram Yun's implementation is based on
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//! the 8-bit implementation by Jin Hong. The source files are available in ARIA.zip from the Korea
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//! Internet & Security Agency website.
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//! \sa <A HREF="http://tools.ietf.org/html/rfc5794">RFC 5794, A Description of the ARIA Encryption Algorithm</A>,
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//! <A HREF="http://seed.kisa.or.kr/iwt/ko/bbs/EgovReferenceList.do?bbsId=BBSMSTR_000000000002">Korea
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//! Internet & Security Agency homepage</A>
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//! \sa <a href="http://www.weidai.com/scan-mirror/cs.html#ARIA">ARIA</a>
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//! \since Crypto++ 6.0
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class ARIA : public ARIA_Info, public BlockCipherDocumentation
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{
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public:
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class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<ARIA_Info>
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{
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public:
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Base() : m_rounds(0) {}
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protected:
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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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private:
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// Reference implementation allocates a table of 17 round keys.
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FixedSizeAlignedSecBlock<byte, 16*17> m_rk; // round keys
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FixedSizeAlignedSecBlock<word32, 4*7> m_w; // w0, w1, w2, w3, t and u
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unsigned int m_rounds;
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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 ARIA::Encryption ARIAEncryption;
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typedef ARIA::Decryption ARIADecryption;
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NAMESPACE_END
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#endif
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