From 63c53605a5d75d4326134c97cf190c32278e74e2 Mon Sep 17 00:00:00 2001 From: weidai Date: Sat, 14 Mar 2009 22:27:56 +0000 Subject: fix line ending --- eax.h | 174 +++++++++++++++++++++++++++++++++--------------------------------- 1 file changed, 87 insertions(+), 87 deletions(-) (limited to 'eax.h') diff --git a/eax.h b/eax.h index e78401e4..e48ee92b 100644 --- a/eax.h +++ b/eax.h @@ -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(this)->AccessMAC();} - virtual CMAC_Base & AccessMAC() =0; - - CTR_Mode_ExternalCipher::Encryption m_ctr; -}; - -//! . -template -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 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(this)->AccessMAC();} + virtual CMAC_Base & AccessMAC() =0; + + CTR_Mode_ExternalCipher::Encryption m_ctr; +}; + +//! . +template +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 m_cmac; }; #ifdef EAX // EAX is defined to 11 on GCC 3.4.3, OpenSolaris 8.11 #undef EAX -#endif - -/// EAX -template -struct EAX : public AuthenticatedSymmetricCipherDocumentation -{ - typedef EAX_Final Encryption; - typedef EAX_Final Decryption; -}; - -NAMESPACE_END - -#endif +#endif + +/// EAX +template +struct EAX : public AuthenticatedSymmetricCipherDocumentation +{ + typedef EAX_Final Encryption; + typedef EAX_Final Decryption; +}; + +NAMESPACE_END + +#endif -- cgit v1.2.1