/**
 * @module cmem
 * @author Guenther Neuwirth (0626638), Manuel Mausz (0728348)
 * @brief  class for providing 256 registers.
 * @date   11.05.2009
 */

#ifndef CMEM_H
#define CMEM_H

#include <stdexcept>
#include <string>

#include <set>
#ifdef DEBUG
# include <iostream>
#endif
  #include "cdat.h"


#define MAX_REGISTER 256;
/**
 * @class CMem
 *
 * Parses a simple line based scriptfile with some limitations:
 * first function (starting a block) must be a read-command,
 * last must be a write-command (ending this block).
 *
 * read- and write-commands have hard coded parameters, number#1 being a filetype.
 * Classes handling certain filetypes must be of type CFile.
 * Custom functions will be passed to CFile::callFunc().
 *
 * On error ParserError will be thrown.
 */
class CMem
{
  public:

    /**
     * @method CMem
     * @brief  Default ctor
     * @param  memoryfile filename 
     * @return -
     * @globalvars none
     * @exception  bad_alloc
     * @conditions none
     */
    CMem(const std::string& memfile);

    /**
     * @method ~CMem
     * @brief  Default dtor
     * @param  -
     * @return -
     * @globalvars none
     * @exception  none
     * @conditions none
     */
    ~CMem();

    CDat& getRegister(const std::string reg);
    
    CDat& getMem(const std::string addr)
    {
        getRegister("R255") = 10;
        return  getRegister("R255");
    }
    void setMem(const std::string addr, const CDat& value)
    {}
    
#ifdef DEBUG
    /**
     * @method dump
     * @brief  Dumps the resgister contnent to ostream
     * @param  out output stream
     * @return -
     * @globalvars
     * @exception
     * @conditions
     */
    void dump(std::ostream& out);
#endif


  private:
    /* members */
  std::string m_memfile;
  

  std::vector<CDat> m_registers;
};

#endif

/* vim: set et sw=2 ts=2: */