includes/wxChecksums-1.2.0/src/md5.hpp

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/*
 * MD5
 * Written by Julien Couot.
 * Original C version written by Ulrich Drepper.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

//---------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include <wx/wxprec.h>

#ifdef __BORLANDC__
#pragma hdrstop
#endif

#ifndef WX_PRECOMP
// Include your minimal set of headers here, or wx.h
#include <wx/wx.h>
#endif
#include "checksum.hpp"
//---------------------------------------------------------------------------


class MD5 : public Checksum
{
 protected:
  // Change the following types if needed.
//  typedef  unsigned long      md5_uint32_t;  ///< unsigned 4 bytes integer.
//  typedef  unsigned short     md5_uint16_t;  ///< unsigned 2 bytes integer.
//  typedef  unsigned char      md5_uint8_t;   ///< unsigned 1 byte integer.
//  typedef  unsigned long int  md5_uintptr_t; ///< unsigned 4 bytes integer.
  
  // State of computation between the single steps.
  wxUint32 A_;  
  wxUint32 B_;  
  wxUint32 C_;  
  wxUint32 D_;  

  wxUint32 total[2];     
  wxUint32 buflen;       
  wxByte   ibuffer[128]; 

  static const wxByte fillbuf[64];

 public:
  MD5();

  void reset();

  void* getValue(void* buffer) const;

  wxString getValue(const bool hexInUpperCase = false) const;

  void update(const wxByte* buf, unsigned int len);

 protected:
  void finish();

  void process_block(const void* buf, size_t len);
};
//---------------------------------------------------------------------------

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