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#ifndef CRYPTOPP_MD2_H
#define CRYPTOPP_MD2_H
#include "cryptlib.h"
#include "secblock.h"
NAMESPACE_BEGIN(CryptoPP)
namespace Weak1 {
/// <a href="http://www.cryptolounge.org/wiki/MD2">MD2</a>
class MD2 : public HashTransformation
{
public:
MD2();
void Update(const byte *input, size_t length);
void TruncatedFinal(byte *hash, size_t size);
unsigned int DigestSize() const {return DIGESTSIZE;}
unsigned int BlockSize() const {return BLOCKSIZE;}
static const char * StaticAlgorithmName() {return "MD2";}
CRYPTOPP_CONSTANT(DIGESTSIZE = 16)
CRYPTOPP_CONSTANT(BLOCKSIZE = 16)
private:
void Transform();
void Init();
SecByteBlock m_X, m_C, m_buf;
unsigned int m_count;
};
}
#if CRYPTOPP_ENABLE_NAMESPACE_WEAK >= 1
namespace Weak {using namespace Weak1;} // import Weak1 into CryptoPP::Weak
#else
using namespace Weak1; // import Weak1 into CryptoPP with warning
#ifdef __GNUC__
#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."
#else
#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.")
#endif
#endif
NAMESPACE_END
#endif
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