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Diffstat (limited to 'lib/cryptopp/rijndael.h')
-rw-r--r-- | lib/cryptopp/rijndael.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/lib/cryptopp/rijndael.h b/lib/cryptopp/rijndael.h new file mode 100644 index 000000000..64c784b07 --- /dev/null +++ b/lib/cryptopp/rijndael.h @@ -0,0 +1,68 @@ +#ifndef CRYPTOPP_RIJNDAEL_H +#define CRYPTOPP_RIJNDAEL_H + +/** \file +*/ + +#include "seckey.h" +#include "secblock.h" + +NAMESPACE_BEGIN(CryptoPP) + +//! _ +struct Rijndael_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8> +{ + CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return CRYPTOPP_RIJNDAEL_NAME;} +}; + +/// <a href="http://www.weidai.com/scan-mirror/cs.html#Rijndael">Rijndael</a> +class CRYPTOPP_DLL Rijndael : public Rijndael_Info, public BlockCipherDocumentation +{ + class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Rijndael_Info> + { + public: + void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); + + protected: + static void FillEncTable(); + static void FillDecTable(); + + // VS2005 workaround: have to put these on seperate lines, or error C2487 is triggered in DLL build + static const byte Se[256]; + static const byte Sd[256]; + + static const word32 rcon[]; + + unsigned int m_rounds; + FixedSizeAlignedSecBlock<word32, 4*15> m_key; + }; + + class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Enc : public Base + { + public: + void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; +#if CRYPTOPP_BOOL_X64 || CRYPTOPP_BOOL_X86 + size_t AdvancedProcessBlocks(const byte *inBlocks, const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags) const; +#endif + }; + + class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Dec : public Base + { + public: + void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; +#if CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE + size_t AdvancedProcessBlocks(const byte *inBlocks, const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags) const; +#endif + }; + +public: + typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption; + typedef BlockCipherFinal<DECRYPTION, Dec> Decryption; +}; + +typedef Rijndael::Encryption RijndaelEncryption; +typedef Rijndael::Decryption RijndaelDecryption; + +NAMESPACE_END + +#endif |