igsconnection.h

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/*

 * igsconnection.h

 */

#ifndef IGSCONNECTION_H
#define IGSCONNECTION_H

#include "igsinterface.h"
#include <qobject.h>
#include <qsocket.h>
#include <qstring.h>

class QTextCodec;

#define MAX_LINESIZE 512

class IGSConnection : public QObject, public IGSInterface
{
	Q_OBJECT

public:
	IGSConnection();
	virtual ~IGSConnection();

	// Implementation of IGSInterface virtual functions
	virtual bool isConnected();
	virtual bool openConnection(const char *host, unsigned port, const char *user=0, const char *pass=0);

	virtual bool closeConnection();
	virtual void sendTextToHost(QString txt, bool ignoreCodec=false);
	
	virtual const char* getUsername();

	virtual void setTextCodec(QString codec);


signals:
	// for statistics reason
	void signal_setBytesIn(int);
	void signal_setBytesOut(int);

protected:
	virtual bool checkPrompt();
//	void convertBlockToLines();
	
	void sendTextToApp(QString txt);

private slots:
	void OnHostFound();
	void OnConnected();
	void OnReadyRead();
	void OnConnectionClosed();
	void OnDelayedCloseFinish();
	void OnBytesWritten(int);
	void OnError(int);

private:
	QSocket *qsocket;
	QTextCodec *textCodec;

	//struct USERINFO {
	QString username;
	QString password;
	//}  userInfo;

	enum {
		LOGIN,	// parse will search for login prompt
		PASSWORD,	// parse will search for password prompt
		SESSION,	// logged in
		AUTH_FAILED	// wrong user/pass  
	} authState;

	QString bufferLineRest;
};

#endif