/*

* 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/internal/mdx_hash.h>

namespace Botan {

/**

* MD4

*/

class 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_digest(4)

         { clear(); }

   private:

      void compress_n(const uint8_t input[], size_t blocks) override;

      void copy_out(uint8_t[]) override;

      /**

      * The digest value

      */

      secure_vector<uint32_t> m_digest;

   };

}

#endif