//
//      srecord - manipulate eprom load files
//      Copyright (C) 2001, 2002, 2005-2007 Peter Miller
//
//      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 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 General Public License for more details.
//
//      You should have received a copy of the GNU General Public License
//      along with this program. If not, see
//      <http://www.gnu.org/licenses/>.
//

#ifndef INCLUDE_SREC_OUTPUT_FILE_SIGNETICS_H
#define INCLUDE_SREC_OUTPUT_FILE_SIGNETICS_H


#include <lib/srec/output/file.h>

class srec_record; // forward

/**
  * The srec_output_file_signetics class is used to represent output to
  * a file using the Signetiocs format.
  */
class srec_output_file_signetics:
    public srec_output_file
{
public:
    /**
      * The destructor.
      */
    virtual ~srec_output_file_signetics();

    /**
      * The default constructor.  The output will be sent to the
      * standard output.
      */
    srec_output_file_signetics();

    /**
      * A constructor.  The output will be sent to the named file (or
      * the standard output if the file nameis "-").
      *
      * @param file_name
      *     The name of the file to be written.
      */
    srec_output_file_signetics(const std::string &file_name);

protected:
    // See base class for documentation.
    void write(const srec_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.
    const char *format_name() const;

    /**
      * See base class for documentation.  We over-ride the base
      * implementation because signetics uses its own XOR-ROL algorithm.
      */
    void checksum_add(unsigned char);

private:
    /**
      * The pref_block_size is used to remember the preferred block
      * size.  Set by the line_length_set() method.  Read by the
      * preferred_block_size_get() method.
      */
    int pref_block_size;

    /**
      * The last_address instance variable is used to remember the
      * address immediatly beyond the last adress of data in the file.
      * This is used to write the file termination record.
      */
    unsigned long last_address;

    /**
      * The write_inner method is used to write one line/record to the
      * output.  It is called by the write() method.
      */
    void write_inner(int, unsigned long, int, const void *, int);

    /**
      * The copy constructor.  Do not use.
      */
    srec_output_file_signetics(const srec_output_file_signetics &);

    /**
      * The assignment operator.  Do not use.
      */
    srec_output_file_signetics &operator=(const srec_output_file_signetics &);
};

#endif // INCLUDE_SREC_OUTPUT_FILE_SIGNETICS_H