fairchild.h

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//
// srecord - manipulate eprom load files
// Copyright (C) 2003, 2006-2008, 2010, 2011, 2013 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_INPUT_FILE_FAIRCHILD_H
#define SRECORD_INPUT_FILE_FAIRCHILD_H
 
#include <srecord/input/file.h>
 
namespace srecord {
 
/**
  * The srecord::input_file_fairchild class is used to represent the parse
  * stat ewhen reading a file in Fairchild Fairbug format.
  */
class input_file_fairchild:
    public input_file
{
public:
    /**
      * The destructor.
      */
    virtual ~input_file_fairchild();
 
    /**
      * The create class method is used to create new dynamically
      * allocated instances of this class.
      *
      * @param file_name
      *     The name of the file to be read.
      * @returns
      *     smart pointer to new instance
      */
    static pointer create(const std::string &file_name);
 
protected:
    // See base class for documentation.
    bool read(record &record);
 
    // See base class for documentation.
    const char *get_file_format_name(void) const;
 
    // See base class for documentation.
    int format_option_number(void) const;
 
private:
    /**
      * The constructor.
      *
      * @param file_name
      *     The name of the file to be read.
      */
    input_file_fairchild(const std::string &file_name);
 
    /**
      * The get_nibble method gets a single hex-digit from input.
      * We override the one in the base class because the checksum is
      * nibble-based, not byte-based.
      */
    int get_nibble(void);
 
    /**
      * The get_byte method gets a two hex-digit from input and assembles
      * them (big-endian) into a byte.  We override the one in the base
      * class because the checksum is nibble-based, not byte-based.
      */
    int get_byte(void);
 
    /**
      * The header_seen instance variable is used to member whether the
      * file header has been processed yet.
      */
    bool header_seen;
 
    /**
      * The address instance variable is used to member the address at
      * the currebt point in the input file.
      */
    unsigned long address;
 
    /**
      * The file_contains_data instance variable is used to member
      * whether any data records have been seen yet.
      */
    bool file_contains_data;
 
    /**
      * The default constructor.  Do not use.
      */
    input_file_fairchild();
 
    /**
      * The copy constructor.  Do not use.
      */
    input_file_fairchild(const input_file_fairchild &);
 
    /**
      * The assignment operator.
      */
    input_file_fairchild &operator=(const input_file_fairchild &);
};
 
};
 
#endif // SRECORD_INPUT_FILE_FAIRCHILD_H
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