/*! \file pipacketextractor.h
 * \brief Packets extractor
*/
/*
    PIP - Platform Independent Primitives
    Packets extractor
    Copyright (C) 2013  Ivan Pelipenko peri4ko@gmail.com

    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 CODE_H
#define CODE_H

#include "pifile.h"

inline bool _isCChar(const PIChar & c) {return (c.isAlpha() || (c == '_'));}
inline bool _isCChar(const PIString & c) {if (c.isEmpty()) return false; return _isCChar(c[0]);}

class CodeParser {
public:
	CodeParser();
	
	bool parseFile(const PIString & file);
	
private:
	void clear();
	bool parseFileContent(PIString & fc);
	bool parseDirective(PIString d);
	
	enum Visibility {Global, Public, Protected, Private};
	typedef PIPair<PIString, PIString> Define;
	typedef PIPair<PIString, PIString> Typedef;
	struct Macro {
		Macro(const PIString & n = PIString(), const PIString & v = PIString(), const PIStringList & a = PIStringList()) {
			name = n;
			value = v;
			args = a;
		}
		PIString expand(const PIStringList & arg_vals, bool * ok = 0) const;
		PIString name;
		PIString value;
		PIStringList args;
	};
	struct Entity {
		Entity() {
			visibility = Global;
			size = 0;
			parent = 0;
		}
		PIString type;
		PIString name;
		PIString file;
		Visibility visibility;
		int size;
		Entity * parent;
		PIVector<Entity * > children;
	};
	
	PIVector<Define> defines;
	PIVector<Macro> macros;
	PIVector<Typedef> typedefs;
	PIVector<Entity> entities;
	PIVector<Entity * > tree;
	
};

#endif // PIPACKETEXTRACTOR_H