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authorMattes D <github@xoft.cz>2014-01-25 22:05:16 +0100
committerMattes D <github@xoft.cz>2014-01-25 22:05:16 +0100
commit437a9c8d1f13cc7770a95534dbf71b78685edfe7 (patch)
tree68b0e13a46f3936bb772106c0ca8d8e74aba2b8e /lib/cryptopp/ccm.h
parentMerge pull request #581 from worktycho/strerror (diff)
parentProtoProxy: Modified to use PolarSSL. (diff)
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Diffstat (limited to 'lib/cryptopp/ccm.h')
-rw-r--r--lib/cryptopp/ccm.h101
1 files changed, 0 insertions, 101 deletions
diff --git a/lib/cryptopp/ccm.h b/lib/cryptopp/ccm.h
deleted file mode 100644
index b1e5f00b9..000000000
--- a/lib/cryptopp/ccm.h
+++ /dev/null
@@ -1,101 +0,0 @@
-#ifndef CRYPTOPP_CCM_H
-#define CRYPTOPP_CCM_H
-
-#include "authenc.h"
-#include "modes.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-//! .
-class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE CCM_Base : public AuthenticatedSymmetricCipherBase
-{
-public:
- CCM_Base()
- : m_digestSize(0), m_L(0) {}
-
- // AuthenticatedSymmetricCipher
- std::string AlgorithmName() const
- {return GetBlockCipher().AlgorithmName() + std::string("/CCM");}
- size_t MinKeyLength() const
- {return GetBlockCipher().MinKeyLength();}
- size_t MaxKeyLength() const
- {return GetBlockCipher().MaxKeyLength();}
- size_t DefaultKeyLength() const
- {return GetBlockCipher().DefaultKeyLength();}
- size_t GetValidKeyLength(size_t n) const
- {return GetBlockCipher().GetValidKeyLength(n);}
- bool IsValidKeyLength(size_t n) const
- {return GetBlockCipher().IsValidKeyLength(n);}
- unsigned int OptimalDataAlignment() const
- {return GetBlockCipher().OptimalDataAlignment();}
- IV_Requirement IVRequirement() const
- {return UNIQUE_IV;}
- unsigned int IVSize() const
- {return 8;}
- unsigned int MinIVLength() const
- {return 7;}
- unsigned int MaxIVLength() const
- {return 13;}
- unsigned int DigestSize() const
- {return m_digestSize;}
- lword MaxHeaderLength() const
- {return W64LIT(0)-1;}
- lword MaxMessageLength() const
- {return m_L<8 ? (W64LIT(1)<<(8*m_L))-1 : W64LIT(0)-1;}
- bool NeedsPrespecifiedDataLengths() const
- {return true;}
- void UncheckedSpecifyDataLengths(lword headerLength, lword messageLength, lword footerLength);
-
-protected:
- // AuthenticatedSymmetricCipherBase
- bool AuthenticationIsOnPlaintext() const
- {return true;}
- unsigned int AuthenticationBlockSize() const
- {return GetBlockCipher().BlockSize();}
- void SetKeyWithoutResync(const byte *userKey, size_t keylength, const NameValuePairs &params);
- void Resync(const byte *iv, size_t len);
- size_t AuthenticateBlocks(const byte *data, size_t len);
- void AuthenticateLastHeaderBlock();
- void AuthenticateLastConfidentialBlock();
- void AuthenticateLastFooterBlock(byte *mac, size_t macSize);
- SymmetricCipher & AccessSymmetricCipher() {return m_ctr;}
-
- virtual BlockCipher & AccessBlockCipher() =0;
- virtual int DefaultDigestSize() const =0;
-
- const BlockCipher & GetBlockCipher() const {return const_cast<CCM_Base *>(this)->AccessBlockCipher();};
- byte *CBC_Buffer() {return m_buffer+REQUIRED_BLOCKSIZE;}
-
- enum {REQUIRED_BLOCKSIZE = 16};
- int m_digestSize, m_L;
- word64 m_messageLength, m_aadLength;
- CTR_Mode_ExternalCipher::Encryption m_ctr;
-};
-
-//! .
-template <class T_BlockCipher, int T_DefaultDigestSize, bool T_IsEncryption>
-class CCM_Final : public CCM_Base
-{
-public:
- static std::string StaticAlgorithmName()
- {return T_BlockCipher::StaticAlgorithmName() + std::string("/CCM");}
- bool IsForwardTransformation() const
- {return T_IsEncryption;}
-
-private:
- BlockCipher & AccessBlockCipher() {return m_cipher;}
- int DefaultDigestSize() const {return T_DefaultDigestSize;}
- typename T_BlockCipher::Encryption m_cipher;
-};
-
-/// <a href="http://www.cryptolounge.org/wiki/CCM">CCM</a>
-template <class T_BlockCipher, int T_DefaultDigestSize = 16>
-struct CCM : public AuthenticatedSymmetricCipherDocumentation
-{
- typedef CCM_Final<T_BlockCipher, T_DefaultDigestSize, true> Encryption;
- typedef CCM_Final<T_BlockCipher, T_DefaultDigestSize, false> Decryption;
-};
-
-NAMESPACE_END
-
-#endif