Subversion Repositories lxp32

/*

 * Copyright (c) 2016 by Alex I. Kuznetsov.

 *

 * Part of the LXP32 CPU IP core.

 *

 * This module defines the OutputWriter abstract class and its

 * derived classes. These classes are used to write LXP32 executable

 * code in different formats.

 */

#ifndef OUTPUTWRITER_H_INCLUDED

#define OUTPUTWRITER_H_INCLUDED

#include <fstream>

#include <string>

/*

 * An abstract base class for all writers

 */

class OutputWriter {

        std::size_t _size=0;

public:

        virtual ~OutputWriter() {}

        virtual void write(const char *data,std::size_t n);

        virtual void abort() {}

        void pad(std::size_t size);

        std::size_t size() const;

protected:

        virtual void writeData(const char *data,std::size_t n)=0;

};

/*

 * Write a regular binary file

 */

class BinaryOutputWriter : public OutputWriter {

        std::string _filename;

        std::ofstream _os;

public:

        BinaryOutputWriter(const std::string &filename);

        virtual void abort() override;

protected:

        virtual void writeData(const char *data,std::size_t n) override;

};

/*

 * Write a text file (one word per line)

 */

class TextOutputWriter : public OutputWriter {

public:

        enum Format {Bin,Dec,Hex};

private:

        std::string _filename;

        std::ofstream _os;

        std::string _buf;

        Format _fmt;

public:

        TextOutputWriter(const std::string &filename,Format f);

        ~TextOutputWriter();

        virtual void abort() override;

protected:

        virtual void writeData(const char *data,std::size_t n) override;

};

#endif