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00006 #ifndef CRYPTOPP_SERPENT_H
00007 #define CRYPTOPP_SERPENT_H
00008
00009 #include "seckey.h"
00010 #include "secblock.h"
00011
00012 NAMESPACE_BEGIN(CryptoPP)
00013
00014
00015 struct Serpent_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 0, 32>, public FixedRounds<32>
00016 {
00017 static const char *StaticAlgorithmName() {return "Serpent";}
00018 };
00019
00020
00021 class Serpent : public Serpent_Info, public BlockCipherDocumentation
00022 {
00023 class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Serpent_Info>
00024 {
00025 public:
00026 void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
00027
00028 protected:
00029 FixedSizeSecBlock<word32, 33*4> m_key;
00030 };
00031
00032 class CRYPTOPP_NO_VTABLE Enc : public Base
00033 {
00034 public:
00035 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00036 };
00037
00038 class CRYPTOPP_NO_VTABLE Dec : public Base
00039 {
00040 public:
00041 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00042 };
00043
00044 public:
00045 typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
00046 typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
00047 };
00048
00049 typedef Serpent::Encryption SerpentEncryption;
00050 typedef Serpent::Decryption SerpentDecryption;
00051
00052 NAMESPACE_END
00053
00054 #endif