writer.h

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//
// srecord - manipulate eprom load files
// Copyright (C) 1998, 1999, 2002, 2003, 2006-2008, 2010 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 3 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see
// <http://www.gnu.org/licenses/>.
//
 
#ifndef SRECORD_MEMORY_WALKER_WRITER_H
#define SRECORD_MEMORY_WALKER_WRITER_H
 
#include <srecord/memory/walker.h>
#include <srecord/output.h>
 
namespace srecord {
 
/**
  * The srecord::memory_walker_writer class is used to write data to an
  * output stream when a memory image is walked.
  */
class memory_walker_writer:
    public memory_walker
{
public:
    /**
      * the destructor.
      */
    virtual ~memory_walker_writer();
 
private:
    /**
      * The constructor.  It is private on purpose, use the #create
      * class method instead.
      *
      * @param deeper
      *     where to write the output
      */
    memory_walker_writer(const output::pointer &deeper);
 
public:
    /**
      * The create class method is used to create new dynamically
      * allocated instances of this class.
      *
      * @param deeper
      *     where to write the output
      */
    static pointer create(const output::pointer &deeper);
 
protected:
    // See base class for documentation.
    virtual void observe(unsigned long, const void *, int);
 
    // See base class for documentation.
    void notify_upper_bound(long unsigned);
 
    // See base class for documentation.
    void observe_header(const record *);
 
    // See base class for documentation.
    void observe_start_address(const record *);
 
private:
    /**
      * The op instance variabel is used to remember where to send
      * the output.
      */
    output::pointer op;
 
    /**
      * The default constructor.  Do not use.
      */
    memory_walker_writer();
 
    /**
      * The copy constructor.  Do not use.
      */
    memory_walker_writer(const memory_walker_writer &);
 
    /**
      * The assignment operator.  Do not use.
      */
    memory_walker_writer &operator=(const memory_walker_writer &);
};
 
}
 
#endif // SRECORD_MEMORY_WALKER_WRITER_H