/*

* MD5

* (C) 1999-2008 Jack Lloyd

*

* Botan is released under the Simplified BSD License (see license.txt)

*/

#ifndef BOTAN_MD5_H_

#define BOTAN_MD5_H_

#include <botan/mdx_hash.h>

BOTAN_FUTURE_INTERNAL_HEADER(md5.h)

namespace Botan {

/**

* MD5

*/

class BOTAN_PUBLIC_API(2,0) MD5 final : public MDx_HashFunction

   {

   public:

      std::string name() const override { return "MD5"; }

      size_t output_length() const override { return 16; }

      HashFunction* clone() const override { return new MD5; }

      std::unique_ptr<HashFunction> copy_state() const override;

      void clear() override;

      MD5() : MDx_HashFunction(64, false, true), m_M(16), m_digest(4)

         { clear(); }

   private:

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

      void copy_out(uint8_t[]) override;

      /**

      * The message buffer

      */

      secure_vector<uint32_t> m_M;

      /**

      * The digest value

      */

      secure_vector<uint32_t> m_digest;

   };

}

#endif