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/*
* MD4
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_MD4_H__
#define BOTAN_MD4_H__
#include <botan/mdx_hash.h>
namespace Botan {
/**
* MD4
*/
class BOTAN_DLL MD4 : public MDx_HashFunction
{
public:
std::string name() const { return "MD4"; }
size_t output_length() const { return 16; }
HashFunction* clone() const { return new MD4; }
void clear();
MD4() : MDx_HashFunction(64, false, true), M(16), digest(4)
{ clear(); }
protected:
void compress_n(const byte input[], size_t blocks);
void copy_out(byte[]);
/**
* The message buffer, exposed for use by subclasses (x86 asm)
*/
SecureVector<u32bit> M;
/**
* The digest value, exposed for use by subclasses (x86 asm)
*/
SecureVector<u32bit> digest;
};
}
#endif
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