Go to the documentation of this file.00001 #ifndef CRYPTOPP_SHARK_H
00002 #define CRYPTOPP_SHARK_H
00003
00004
00005
00006
00007 #include "config.h"
00008 #include "seckey.h"
00009 #include "secblock.h"
00010
00011 NAMESPACE_BEGIN(CryptoPP)
00012
00013
00014 struct SHARK_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 16>, public VariableRounds<6, 2>
00015 {
00016 static const char *StaticAlgorithmName() {return "SHARK-E";}
00017 };
00018
00019
00020 class SHARK : public SHARK_Info, public BlockCipherDocumentation
00021 {
00022 class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<SHARK_Info>
00023 {
00024 public:
00025 void UncheckedSetKey(const byte *key, unsigned int length, const NameValuePairs ¶m);
00026
00027 protected:
00028 unsigned int m_rounds;
00029 SecBlock<word64> m_roundKeys;
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 void InitForKeySetup();
00039
00040 private:
00041 static const byte sbox[256];
00042 static const word64 cbox[8][256];
00043 };
00044
00045 class CRYPTOPP_NO_VTABLE Dec : public Base
00046 {
00047 public:
00048 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00049
00050 private:
00051 static const byte sbox[256];
00052 static const word64 cbox[8][256];
00053 };
00054
00055 public:
00056 typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
00057 typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
00058 };
00059
00060 typedef SHARK::Encryption SHARKEncryption;
00061 typedef SHARK::Decryption SHARKDecryption;
00062
00063 NAMESPACE_END
00064
00065 #endif