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54 lines
1.7 KiB
54 lines
1.7 KiB
// md2.h - originally written and placed in the public domain by Wei Dai |
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/// \file md2.h |
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/// \brief Classes for the MD2 message digest |
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/// \since Crypto++ 3.0 |
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#ifndef CRYPTOPP_MD2_H |
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#define CRYPTOPP_MD2_H |
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#include "cryptlib.h" |
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#include "secblock.h" |
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NAMESPACE_BEGIN(CryptoPP) |
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namespace Weak1 { |
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/// \brief MD2 message digest |
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/// \sa <a href="http://www.cryptolounge.org/wiki/MD2">MD2</a> |
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/// \since Crypto++ 3.0 |
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class MD2 : public HashTransformation |
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{ |
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public: |
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MD2(); |
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void Update(const byte *input, size_t length); |
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void TruncatedFinal(byte *hash, size_t size); |
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unsigned int DigestSize() const {return DIGESTSIZE;} |
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unsigned int BlockSize() const {return BLOCKSIZE;} |
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CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "MD2";} |
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CRYPTOPP_CONSTANT(DIGESTSIZE = 16); |
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CRYPTOPP_CONSTANT(BLOCKSIZE = 16); |
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private: |
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void Transform(); |
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void Init(); |
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SecByteBlock m_X, m_C, m_buf; |
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unsigned int m_count; |
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}; |
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} |
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#if CRYPTOPP_ENABLE_NAMESPACE_WEAK >= 1 |
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namespace Weak {using namespace Weak1;} // import Weak1 into CryptoPP::Weak |
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#else |
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using namespace Weak1; // import Weak1 into CryptoPP with warning |
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#ifdef __GNUC__ |
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#warning "You may be using a weak algorithm that has been retained for backwards compatibility. Please '#define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1' before including this .h file and prepend the class name with 'Weak::' to remove this warning." |
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#else |
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#pragma message("You may be using a weak algorithm that has been retained for backwards compatibility. Please '#define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1' before including this .h file and prepend the class name with 'Weak::' to remove this warning.") |
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#endif |
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#endif |
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NAMESPACE_END |
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#endif
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