diff options
author | weidai <weidai11@users.noreply.github.com> | 2009-03-14 22:27:56 +0000 |
---|---|---|
committer | weidai <weidai11@users.noreply.github.com> | 2009-03-14 22:27:56 +0000 |
commit | 63c53605a5d75d4326134c97cf190c32278e74e2 (patch) | |
tree | 51f6c9f72355b5f435769d2cdcf5ea02930f3b7a /eax.h | |
parent | f299d530ce000405daf4b119138331a7c1ec817c (diff) | |
download | cryptopp-git-63c53605a5d75d4326134c97cf190c32278e74e2.tar.gz |
fix line ending
Diffstat (limited to 'eax.h')
-rw-r--r-- | eax.h | 174 |
1 files changed, 87 insertions, 87 deletions
@@ -1,91 +1,91 @@ -#ifndef CRYPTOPP_EAX_H
-#define CRYPTOPP_EAX_H
-
-#include "authenc.h"
-#include "modes.h"
-#include "cmac.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-//! .
-class CRYPTOPP_NO_VTABLE EAX_Base : public AuthenticatedSymmetricCipherBase
-{
-public:
- // AuthenticatedSymmetricCipher
- std::string AlgorithmName() const
- {return GetMAC().GetCipher().AlgorithmName() + std::string("/EAX");}
- size_t MinKeyLength() const
- {return GetMAC().MinKeyLength();}
- size_t MaxKeyLength() const
- {return GetMAC().MaxKeyLength();}
- size_t DefaultKeyLength() const
- {return GetMAC().DefaultKeyLength();}
- size_t GetValidKeyLength(size_t n) const
- {return GetMAC().GetValidKeyLength(n);}
- bool IsValidKeyLength(size_t n) const
- {return GetMAC().IsValidKeyLength(n);}
- unsigned int OptimalDataAlignment() const
- {return GetMAC().OptimalDataAlignment();}
- IV_Requirement IVRequirement() const
- {return UNIQUE_IV;}
- unsigned int IVSize() const
- {return GetMAC().TagSize();}
- unsigned int MinIVLength() const
- {return 0;}
- unsigned int MaxIVLength() const
- {return UINT_MAX;}
- unsigned int DigestSize() const
- {return GetMAC().TagSize();}
- lword MaxHeaderLength() const
- {return LWORD_MAX;}
- lword MaxMessageLength() const
- {return LWORD_MAX;}
-
-protected:
- // AuthenticatedSymmetricCipherBase
- bool AuthenticationIsOnPlaintext() const
- {return false;}
- unsigned int AuthenticationBlockSize() const
- {return 1;}
- void SetKeyWithoutResync(const byte *userKey, size_t keylength, const NameValuePairs ¶ms);
- void Resync(const byte *iv, size_t len);
- size_t AuthenticateBlocks(const byte *data, size_t len);
- void AuthenticateLastHeaderBlock();
- void AuthenticateLastFooterBlock(byte *mac, size_t macSize);
- SymmetricCipher & AccessSymmetricCipher() {return m_ctr;}
- const CMAC_Base & GetMAC() const {return const_cast<EAX_Base *>(this)->AccessMAC();}
- virtual CMAC_Base & AccessMAC() =0;
-
- CTR_Mode_ExternalCipher::Encryption m_ctr;
-};
-
-//! .
-template <class T_BlockCipher, bool T_IsEncryption>
-class EAX_Final : public EAX_Base
-{
-public:
- static std::string StaticAlgorithmName()
- {return T_BlockCipher::StaticAlgorithmName() + std::string("/EAX");}
- bool IsForwardTransformation() const
- {return T_IsEncryption;}
-
-private:
- CMAC_Base & AccessMAC() {return m_cmac;}
- CMAC<T_BlockCipher> m_cmac;
+#ifndef CRYPTOPP_EAX_H +#define CRYPTOPP_EAX_H + +#include "authenc.h" +#include "modes.h" +#include "cmac.h" + +NAMESPACE_BEGIN(CryptoPP) + +//! . +class CRYPTOPP_NO_VTABLE EAX_Base : public AuthenticatedSymmetricCipherBase +{ +public: + // AuthenticatedSymmetricCipher + std::string AlgorithmName() const + {return GetMAC().GetCipher().AlgorithmName() + std::string("/EAX");} + size_t MinKeyLength() const + {return GetMAC().MinKeyLength();} + size_t MaxKeyLength() const + {return GetMAC().MaxKeyLength();} + size_t DefaultKeyLength() const + {return GetMAC().DefaultKeyLength();} + size_t GetValidKeyLength(size_t n) const + {return GetMAC().GetValidKeyLength(n);} + bool IsValidKeyLength(size_t n) const + {return GetMAC().IsValidKeyLength(n);} + unsigned int OptimalDataAlignment() const + {return GetMAC().OptimalDataAlignment();} + IV_Requirement IVRequirement() const + {return UNIQUE_IV;} + unsigned int IVSize() const + {return GetMAC().TagSize();} + unsigned int MinIVLength() const + {return 0;} + unsigned int MaxIVLength() const + {return UINT_MAX;} + unsigned int DigestSize() const + {return GetMAC().TagSize();} + lword MaxHeaderLength() const + {return LWORD_MAX;} + lword MaxMessageLength() const + {return LWORD_MAX;} + +protected: + // AuthenticatedSymmetricCipherBase + bool AuthenticationIsOnPlaintext() const + {return false;} + unsigned int AuthenticationBlockSize() const + {return 1;} + void SetKeyWithoutResync(const byte *userKey, size_t keylength, const NameValuePairs ¶ms); + void Resync(const byte *iv, size_t len); + size_t AuthenticateBlocks(const byte *data, size_t len); + void AuthenticateLastHeaderBlock(); + void AuthenticateLastFooterBlock(byte *mac, size_t macSize); + SymmetricCipher & AccessSymmetricCipher() {return m_ctr;} + const CMAC_Base & GetMAC() const {return const_cast<EAX_Base *>(this)->AccessMAC();} + virtual CMAC_Base & AccessMAC() =0; + + CTR_Mode_ExternalCipher::Encryption m_ctr; +}; + +//! . +template <class T_BlockCipher, bool T_IsEncryption> +class EAX_Final : public EAX_Base +{ +public: + static std::string StaticAlgorithmName() + {return T_BlockCipher::StaticAlgorithmName() + std::string("/EAX");} + bool IsForwardTransformation() const + {return T_IsEncryption;} + +private: + CMAC_Base & AccessMAC() {return m_cmac;} + CMAC<T_BlockCipher> m_cmac; }; #ifdef EAX // EAX is defined to 11 on GCC 3.4.3, OpenSolaris 8.11 #undef EAX -#endif
-
-/// <a href="http://www.cryptolounge.org/wiki/EAX">EAX</a>
-template <class T_BlockCipher>
-struct EAX : public AuthenticatedSymmetricCipherDocumentation
-{
- typedef EAX_Final<T_BlockCipher, true> Encryption;
- typedef EAX_Final<T_BlockCipher, false> Decryption;
-};
-
-NAMESPACE_END
-
-#endif
+#endif + +/// <a href="http://www.cryptolounge.org/wiki/EAX">EAX</a> +template <class T_BlockCipher> +struct EAX : public AuthenticatedSymmetricCipherDocumentation +{ + typedef EAX_Final<T_BlockCipher, true> Encryption; + typedef EAX_Final<T_BlockCipher, false> Decryption; +}; + +NAMESPACE_END + +#endif |