cosmac.h

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//
// srecord - manipulate eprom load files
// Copyright (C) 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_OUTPUT_FILE_COSMAC_H
#define SRECORD_OUTPUT_FILE_COSMAC_H
 
#include <srecord/output/file.h>
 
namespace srecord
{
 
/**
  * The srecord::output_file_cosmac class is used to represent an output
  * which emits RCA Cosmac format.
  */
class output_file_cosmac:
    public output_file
{
public:
    /**
      * The destructor.
      */
    virtual ~output_file_cosmac();
 
private:
    /**
      * The constructor.
      *
      * @param file_name
      *     The name of the file to be written.
      */
    output_file_cosmac(const std::string &file_name);
 
public:
    /**
      * The create class method is used to create new dynamically
      * allocated instances of this class.
      *
      * @param file_name
      *     The file name to open to write data to.  The name "-" is
      *     understood to mean the standard output.
      */
    static pointer create(const std::string &file_name);
 
protected:
    // See base class for documentation.
    void write(const record &);
 
    // See base class for documentation.
    void line_length_set(int);
 
    // See base class for documentation.
    void address_length_set(int);
 
    // See base class for documentation.
    int preferred_block_size_get() const;
 
    // See base class for documentation.
    bool preferred_block_size_set(int nbytes);
 
    // See base class for documentation.
    const char *format_name() const;
 
private:
    /**
      * The address instance variable is used to remember the current
      * output address, so that file size can be optimized.
      */
    unsigned long address;
 
    /**
      * The address_length is used to remember the preferred number of
      * characters used to represent an address in the output file.
      * Defaults to 4 characters.
      */
    unsigned address_length;
 
    /**
      * The line_length instance variable is used to remember the maximum
      * line length of the output.  Defaults to 80 characters.
      */
    unsigned line_length;
 
    /**
      * The column instance variable is used to remember which output
      * column the current output position is on.
      */
    unsigned column;
 
    /**
      * The header_required instance variable is used to remember whether
      * or not the header (the !M command) has been issued, or not.
      */
    bool header_required;
 
    /**
      * The default constructor.  Do not use.
      */
    output_file_cosmac();
 
    /**
      * The copy constructor.  Do not use.
      */
    output_file_cosmac(const output_file_cosmac &);
 
    /**
      * The assignment operator.  Do not use.
      */
    output_file_cosmac &operator=(const output_file_cosmac &);
};
 
};
 
#endif // SRECORD_OUTPUT_FILE_COSMAC_H