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/**
* @module cprogram
* @author Guenther Neuwirth (0626638), Manuel Mausz (0728348)
* @brief class for parsing and saving the program instuctions.
* @date 17.04.2009
*/
#ifndef CPROGRAM_H
#define CPROGRAM_H
#include <stdexcept>
#include <string>
#include <vector>
#include <map>
#ifdef DEBUG
# include <iostream>
#endif
#include "cdat.h"
/**
* @class CProgram
*
* 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 CProgram
{
public:
/**
* @method CProgram
* @brief Default ctor
* @param programfile filename
* @return -
* @globalvars none
* @exception bad_alloc
* @conditions none
*/
CProgram(const std::string& progfile);
/**
* @method ~CScriptparser
* @brief Default dtor
* @param -
* @return -
* @globalvars none
* @exception none
* @conditions none
*/
~CProgram();
CDat getMaxProgramCount()
{
return CDat(m_progsource.size());
}
std::vector<std::string>& getInstruction(CDat linenr)
{
return m_progsource[linenr.getTypeValue()];
}
std::map<std::string, unsigned int>& getJumpAddrs()
{
return m_jumpaddr;
}
#ifdef DEBUG
/**
* @method dump
* @brief Dumps the program source to ostream
* @param out output stream
* @return -
* @globalvars
* @exception
* @conditions
*/
void dump(std::ostream& out);
#endif
protected:
/**
* @method parse
* @brief parse the program file
* @param -
* @return -
* @globalvars none
* @exception ParserError
* @conditions none
*/
void parse();
private:
/* members */
std::string m_programfile;
std::vector<std::vector<std::string> > m_progsource;
std::map<std::string, unsigned int> m_jumpaddr;
};
#endif
/* vim: set et sw=2 ts=2: */
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