/*
# Copyright (c) 2009 - OpenSLX Project, Computer Center University of Freiburg
#
# This program is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your suggestions, praise, or complaints to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org/
# -----------------------------------------------------------------------------
# src/net/mcast/trial_programs/McastConfigArgParser.cpp
#    - Parse common Multicast Configuration CLI arguments
# -----------------------------------------------------------------------------
*/

#include <iostream>

#include <QCoreApplication>

#include "McastConfigArgParser.h"

using namespace std;

bool parseMcastConfigArg(QStringList::iterator& i, QStringList::iterator const& end, McastConfiguration* config)
{
	QString arg = *i;

	if (arg == "-addr")
	{
		i++;
		if(i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << " is missing argument" << endl;
			return false;
		}
		config->multicastAddress(*i);
	}
	else if (arg == "-dport")
	{
		i++;
		if(i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << " is missing argument" << endl;
			return false;
		}
		bool ok;
		quint16 dport = (quint16)i->toInt(&ok);
		if (!ok)
		{
			cerr << "Error: dport is not an integer" << endl;
			return false;
		}
		config->multicastDPort(dport);
	}
	else if (arg == "-sport")
	{
		i++;
		if(i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << " is missing argument" << endl;
			return false;
		}
		bool ok;
		quint16 sport = (quint16)i->toInt(&ok);
		if (!ok)
		{
			cerr << "Error: sport is not an integer" << endl;
			return false;
		}
		config->multicastSPort(sport);
	}
	else if (arg == "-mtu")
	{
		i++;
		if(i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << " is missing argument" << endl;
			return false;
		}
		bool ok;
		quint16 mtu = (quint16)i->toInt(&ok);
		if (!ok)
		{
			cerr << "Error: MTU is not an integer" << endl;
			return false;
		}
		config->multicastMTU(mtu);
	}
	else if (arg == "-rate")
	{
		i++;
		if(i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << " is missing argument" << endl;
			return false;
		}
		bool ok;
		quint32 rate = i->toInt(&ok);
		if (!ok)
		{
			cerr << "Error: Rate is not an integer" << endl;
			return false;
		}
		config->multicastRate(rate);
	}
	else if (arg == "-winsize")
	{
		i++;
		if(i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << " is missing argument" << endl;
			return false;
		}
		bool ok;
		quint16 winsize = (quint16)i->toInt(&ok);
		if (!ok)
		{
			cerr << "Error: Winsize is not an integer" << endl;
			return false;
		}
		config->multicastWinSize(winsize);
	}
	else if (arg == "-udp")
	{
		config->multicastUseUDP(true);
	}
	else if (arg == "-no-udp")
	{
		config->multicastUseUDP(false);
	}
	else if (arg == "-udp-port")
	{
		i++;
		if(i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << " is missing argument" << endl;
			return false;
		}
		bool ok;
		quint16 udpport = (quint16)i->toInt(&ok);
		if (!ok)
		{
			cerr << "Error: UDP-Port is not an integer" << endl;
			return false;
		}
		config->multicastUDPPortBase(udpport);
	}
	else if (arg == "-intf")
	{
		i++;
		if (i == end)
		{
			cerr << "Option " << arg.toLatin1().constData() << "is missing argument" << endl;
			return false;
		}
		config->multicastInterface(*i);
	}
	else
	{
		return false;
	}

	return true;
}