diff options
| author | watcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb> | 2011-04-21 14:14:52 +0000 |
|---|---|---|
| committer | watcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb> | 2011-04-21 14:14:52 +0000 |
| commit | cb4a46e7fbe62d788e66ed6121c717a2d22a4d7c (patch) | |
| tree | 30df260fdc5a1b5a7049c2f8cac8b7ef17513d6d /cryptopp/crypto/safer.h | |
| parent | 19b6f534d2e784a1e120bf52c4aa07004798f473 (diff) | |
svn.miranda.im is moving to a new home!
git-svn-id: http://miranda-plugins.googlecode.com/svn/trunk@7 e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb
Diffstat (limited to 'cryptopp/crypto/safer.h')
| -rw-r--r-- | cryptopp/crypto/safer.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/cryptopp/crypto/safer.h b/cryptopp/crypto/safer.h new file mode 100644 index 0000000..60676c5 --- /dev/null +++ b/cryptopp/crypto/safer.h @@ -0,0 +1,86 @@ +#ifndef CRYPTOPP_SAFER_H
+#define CRYPTOPP_SAFER_H
+
+/** \file
+*/
+
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+/// base class, do not use directly
+class SAFER
+{
+public:
+ class CRYPTOPP_NO_VTABLE Base : public BlockCipher
+ {
+ public:
+ unsigned int GetAlignment() const {return 1;}
+ void UncheckedSetKey(const byte *userkey, unsigned int length, const NameValuePairs ¶ms);
+
+ protected:
+ virtual bool Strengthened() const =0;
+
+ SecByteBlock keySchedule;
+ static const byte exp_tab[256];
+ static const byte log_tab[256];
+ };
+
+ 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;
+ };
+};
+
+template <class BASE, class INFO, bool STR>
+class CRYPTOPP_NO_VTABLE SAFER_Impl : public BlockCipherImpl<INFO, BASE>
+{
+protected:
+ bool Strengthened() const {return STR;}
+};
+
+//! _
+struct SAFER_K_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 8, 16, 8>, public VariableRounds<10, 1, 13>
+{
+ static const char *StaticAlgorithmName() {return "SAFER-K";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#SAFER-K">SAFER-K</a>
+class SAFER_K : public SAFER_K_Info, public SAFER, public BlockCipherDocumentation
+{
+public:
+ typedef BlockCipherFinal<ENCRYPTION, SAFER_Impl<Enc, SAFER_K_Info, false> > Encryption;
+ typedef BlockCipherFinal<DECRYPTION, SAFER_Impl<Dec, SAFER_K_Info, false> > Decryption;
+};
+
+//! _
+struct SAFER_SK_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 8, 16, 8>, public VariableRounds<10, 1, 13>
+{
+ static const char *StaticAlgorithmName() {return "SAFER-SK";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#SAFER-SK">SAFER-SK</a>
+class SAFER_SK : public SAFER_SK_Info, public SAFER, public BlockCipherDocumentation
+{
+public:
+ typedef BlockCipherFinal<ENCRYPTION, SAFER_Impl<Enc, SAFER_SK_Info, true> > Encryption;
+ typedef BlockCipherFinal<DECRYPTION, SAFER_Impl<Dec, SAFER_SK_Info, true> > Decryption;
+};
+
+typedef SAFER_K::Encryption SAFER_K_Encryption;
+typedef SAFER_K::Decryption SAFER_K_Decryption;
+
+typedef SAFER_SK::Encryption SAFER_SK_Encryption;
+typedef SAFER_SK::Decryption SAFER_SK_Decryption;
+
+NAMESPACE_END
+
+#endif
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