Go to the documentation of this file.00001 #ifndef CRYPTOPP_RIJNDAEL_H
00002 #define CRYPTOPP_RIJNDAEL_H
00003
00004
00005
00006
00007 #include "seckey.h"
00008 #include "secblock.h"
00009
00010 NAMESPACE_BEGIN(CryptoPP)
00011
00012
00013 struct Rijndael_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
00014 {
00015 CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return CRYPTOPP_RIJNDAEL_NAME;}
00016 };
00017
00018
00019 class CRYPTOPP_DLL Rijndael : public Rijndael_Info, public BlockCipherDocumentation
00020 {
00021 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Rijndael_Info>
00022 {
00023 public:
00024 void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
00025
00026 protected:
00027 static void FillEncTable();
00028 static void FillDecTable();
00029
00030
00031 static const byte Se[256];
00032 static const byte Sd[256];
00033
00034 static const word32 rcon[];
00035
00036 unsigned int m_rounds;
00037 FixedSizeAlignedSecBlock<word32, 4*15> m_key;
00038 };
00039
00040 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Enc : public Base
00041 {
00042 public:
00043 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00044 #if CRYPTOPP_BOOL_X64 || CRYPTOPP_BOOL_X86
00045 size_t AdvancedProcessBlocks(const byte *inBlocks, const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags) const;
00046 #endif
00047 };
00048
00049 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Dec : public Base
00050 {
00051 public:
00052 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00053 #if CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE
00054 size_t AdvancedProcessBlocks(const byte *inBlocks, const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags) const;
00055 #endif
00056 };
00057
00058 public:
00059 typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
00060 typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
00061 };
00062
00063 typedef Rijndael::Encryption RijndaelEncryption;
00064 typedef Rijndael::Decryption RijndaelDecryption;
00065
00066 NAMESPACE_END
00067
00068 #endif