diff options
| author | Jeffrey Walton <noloader@gmail.com> | 2015-11-05 01:59:46 -0500 |
|---|---|---|
| committer | Jeffrey Walton <noloader@gmail.com> | 2015-11-05 01:59:46 -0500 |
| commit | 48809d4e85c125814425c621d8d0d89f95405924 (patch) | |
| tree | 1010fd16c4b1199f3d27dd726dda241a2bd29f83 /cast.h | |
| parent | 025337a94aceb75d188149db70c2094673772816 (diff) | |
| download | cryptopp-git-48809d4e85c125814425c621d8d0d89f95405924.tar.gz | |
CRYPTOPP 5.6.3 RC6 checkin
Diffstat (limited to 'cast.h')
| -rw-r--r-- | cast.h | 182 |
1 files changed, 91 insertions, 91 deletions
@@ -1,91 +1,91 @@ -#ifndef CRYPTOPP_CAST_H -#define CRYPTOPP_CAST_H - -/** \file -*/ - -#include "seckey.h" -#include "secblock.h" - -NAMESPACE_BEGIN(CryptoPP) - -class CAST -{ -protected: - static const word32 S[8][256]; -}; - -//! algorithm info -struct CAST128_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 5, 16> -{ - static const char *StaticAlgorithmName() {return "CAST-128";} -}; - -/// <a href="http://www.weidai.com/scan-mirror/cs.html#CAST-128">CAST-128</a> -class CAST128 : public CAST128_Info, public BlockCipherDocumentation -{ - class CRYPTOPP_NO_VTABLE Base : public CAST, public BlockCipherImpl<CAST128_Info> - { - public: - void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); - - protected: - bool reduced; - FixedSizeSecBlock<word32, 32> K; - }; - - class CRYPTOPP_NO_VTABLE Enc : public Base - { - public: - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - }; - - class CRYPTOPP_NO_VTABLE Dec : public Base - { - public: - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - }; - -public: - typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption; - typedef BlockCipherFinal<DECRYPTION, Dec> Decryption; -}; - -//! algorithm info -struct CAST256_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32> -{ - static const char *StaticAlgorithmName() {return "CAST-256";} -}; - -//! <a href="http://www.weidai.com/scan-mirror/cs.html#CAST-256">CAST-256</a> -class CAST256 : public CAST256_Info, public BlockCipherDocumentation -{ - class CRYPTOPP_NO_VTABLE Base : public CAST, public BlockCipherImpl<CAST256_Info> - { - public: - void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - protected: - static const word32 t_m[8][24]; - static const unsigned int t_r[8][24]; - - static void Omega(int i, word32 kappa[8]); - - FixedSizeSecBlock<word32, 8*12> K; - }; - -public: - typedef BlockCipherFinal<ENCRYPTION, Base> Encryption; - typedef BlockCipherFinal<DECRYPTION, Base> Decryption; -}; - -typedef CAST128::Encryption CAST128Encryption; -typedef CAST128::Decryption CAST128Decryption; - -typedef CAST256::Encryption CAST256Encryption; -typedef CAST256::Decryption CAST256Decryption; - -NAMESPACE_END - -#endif +#ifndef CRYPTOPP_CAST_H
+#define CRYPTOPP_CAST_H
+
+/** \file
+*/
+
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+class CAST
+{
+protected:
+ static const word32 S[8][256];
+};
+
+//! algorithm info
+struct CAST128_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 5, 16>
+{
+ static const char *StaticAlgorithmName() {return "CAST-128";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#CAST-128">CAST-128</a>
+class CAST128 : public CAST128_Info, public BlockCipherDocumentation
+{
+ class CRYPTOPP_NO_VTABLE Base : public CAST, public BlockCipherImpl<CAST128_Info>
+ {
+ public:
+ void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
+
+ protected:
+ bool reduced;
+ FixedSizeSecBlock<word32, 32> K;
+ };
+
+ class CRYPTOPP_NO_VTABLE Enc : public Base
+ {
+ public:
+ void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+ };
+
+ class CRYPTOPP_NO_VTABLE Dec : public Base
+ {
+ public:
+ void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+ };
+
+public:
+ typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
+ typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
+};
+
+//! algorithm info
+struct CAST256_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32>
+{
+ static const char *StaticAlgorithmName() {return "CAST-256";}
+};
+
+//! <a href="http://www.weidai.com/scan-mirror/cs.html#CAST-256">CAST-256</a>
+class CAST256 : public CAST256_Info, public BlockCipherDocumentation
+{
+ class CRYPTOPP_NO_VTABLE Base : public CAST, public BlockCipherImpl<CAST256_Info>
+ {
+ public:
+ void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
+ void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+ protected:
+ static const word32 t_m[8][24];
+ static const unsigned int t_r[8][24];
+
+ static void Omega(int i, word32 kappa[8]);
+
+ FixedSizeSecBlock<word32, 8*12> K;
+ };
+
+public:
+ typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+ typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+typedef CAST128::Encryption CAST128Encryption;
+typedef CAST128::Decryption CAST128Decryption;
+
+typedef CAST256::Encryption CAST256Encryption;
+typedef CAST256::Decryption CAST256Decryption;
+
+NAMESPACE_END
+
+#endif
|