ti_txt.h

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//
// srecord - manipulate eprom load files
// Copyright (C) 2007, 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_ti_txt_H
#define SRECORD_OUTPUT_FILE_ti_txt_H
 
#include <srecord/output/file.h>
 
namespace srecord
{
 
/**
  * The srecord::output_file_ti_txt class is used to write a file in
  * ti_txt (MSP430) format.
  */
class output_file_ti_txt:
    public output_file
{
public:
    /**
      * The destrutcor.
      */
    virtual ~output_file_ti_txt();
 
private:
    /**
      * The constructor.  It is private on purpose, use the #create
      * class method instead.
      *
      * @param file_name
      *     The name of the file to be written.  The special name "-"
      *     indicates the standard output is to be used.
      */
    output_file_ti_txt(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 name of the file to be written.
      */
    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 where we
      * are up to in the output.  Used to limit the number of @ lines
      * emitted.
      */
    unsigned long address;
 
    /**
      * The address_set instance variable is used to remember whether or
      * not we have emitted the first address line.  The first address,
      * even if it is zero, is not optional.
      */
    bool address_set;
 
    /**
      * The address_length instance variable is used to remember how
      * many bytes of address to emit.  Range: 2 to 4.  Default: 2.
      */
    int address_length;
 
    /**
      * The pref_block_size instance variable is used to remember the
      * number of bytes in the preferred block size.
      *
      * The format definition says it must be exactly 16.  We will allow
      * some leeway.
      */
    int pref_block_size;
 
    /**
      * The column instance variable is used to remember which column
      * we are up to in the output.  Used to limit the length of lines
      * in the output.
      */
    int column;
 
    /**
      * The line_length instance variable is used to remember how many
      * columns wide the line is allowed to be.
      *
      * The format defintion says exactly 16 bytes per line (implying a
      * line length 47 characters).  We will allow some leeway.
      */
    int line_length;
 
    /**
      * The put_byte_wrap method is used to write all data bytes to
      * the file.  It calls the put_byte method to do all the work,
      * but first it checks to see if this byte will fit on the line,
      * considering the line_length and throwing a newline if necessary.
      * The address is advanced by one.  The column is adjusted, too.
      */
    void put_byte_wrap(unsigned char c);
 
    /**
      * The default constructor.  Do not use.
      */
    output_file_ti_txt();
 
    /**
      * The copy constructor.  Do not use.
      */
    output_file_ti_txt(const output_file_ti_txt &);
 
    /**
      * The assignment operator.  Do not use.
      */
    output_file_ti_txt &operator=(const output_file_ti_txt &);
};
 
};
 
#endif // SRECORD_OUTPUT_FILE_ti_txt_H