proto_generic_file.hpp

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/*********************************************************************/
// dar - disk archive - a backup/restoration program
// Copyright (C) 2002-2024 Denis Corbin
//
// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// to contact the author, see the AUTHOR file
/*********************************************************************/
 
 
#ifndef PROTO_GENERIC_FILE_HPP
#define PROTO_GENERIC_FILE_HPP
 
 
#include "../my_config.h"
 
extern "C"
{
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
} // end extern "C"
 
#include "integers.hpp"
#include "erreurs.hpp"
 
#include <string>
 
namespace libdar
{
 
 
 
    class proto_generic_file
    {
    public :
    proto_generic_file() {};
 
    proto_generic_file(const proto_generic_file &ref) = default;
 
    proto_generic_file(proto_generic_file && ref) noexcept = default;
 
    proto_generic_file & operator = (const proto_generic_file & ref) = default;
 
    proto_generic_file & operator = (proto_generic_file && ref) noexcept = default;
 
 
        virtual ~proto_generic_file() noexcept(false) {};
 
 
 
        virtual U_I read(char *a, U_I size) = 0;
 
 
        virtual void write(const char *a, U_I size) = 0;
    };
 
 
} // end of namespace
 
#endif