file_info.h

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#ifndef FILE_INFO_CLASS
#define FILE_INFO_CLASS

/*****************************************************************************\
*                                                                             *
*  Name   : file_info                                                         *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*******************************************************************************
* Copyright (c) 1993-$now By Author.  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 is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/

#include "filename.h"

#include <basis/object_base.h>


class OPSYSTEM_CLASS_STYLE file_info : public filename 
{
public:
  double _file_size;  
  int _checksum;  

  file_info(const filename &to_copy = filename(), double file_size = 0,
          int checksum = 0);

  file_info(const file_info &to_copy);

  virtual ~file_info();

  IMPLEMENT_CLASS_NAME("file_info");

  file_info &operator = (const file_info &to_copy);

  istring text_form() const;

  bool calculate(const istring &prefix, bool just_size = false,
        int checksum_edge = 512 * KILOBYTE);

  const istring &secondary() const;
  void secondary(const istring &new_sec) const;

  const byte_array &attachment() const;

  void attachment(const byte_array &new_attachment);

  // standard streaming operations.
  virtual void pack(byte_array &packed_form) const;
  virtual bool unpack(byte_array &packed_form);

private:
  istring *_secondary;  
  byte_array *_attachment;  
};

#endif

---