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/*
* MD4
* (C) 1999-2007 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_MD4_H__
#define BOTAN_MD4_H__
#include <botan/mdx_hash.h>
namespace Botan {
/**
* MD4
*/
class BOTAN_PUBLIC_API(2,0) MD4 final : public MDx_HashFunction
{
public:
std::string name() const override { return "MD4"; }
size_t output_length() const override { return 16; }
HashFunction* clone() const override { return new MD4; }
std::unique_ptr<HashFunction> copy_state() const override;
void clear() override;
MD4() : MDx_HashFunction(64, false, true), m_M(16), m_digest(4)
{ clear(); }
protected:
void compress_n(const uint8_t input[], size_t blocks) override;
void copy_out(uint8_t[]) override;
private:
/**
* The message buffer
*/
secure_vector<uint32_t> m_M;
/**
* The digest value
*/
secure_vector<uint32_t> m_digest;
};
}
#endif
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