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/****************************************************************************
**
** Jreen
**
** Copyright © 2011 Ruslan Nigmatullin <euroelessar@yandex.ru>
**
*****************************************************************************
**
** $JREEN_BEGIN_LICENSE$
** 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 2 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/.
** $JREEN_END_LICENSE$
**
****************************************************************************/
#ifndef CONNECTION_H
#define CONNECTION_H
#include <QIODevice>
#include "jreen.h"
class QNetworkProxy;
class QAuthenticator;
namespace Jreen
{
// Why there is no Qt 5 today?..
class JREEN_EXPORT Connection : public QIODevice
{
Q_OBJECT
public:
enum SocketError {
ConnectionRefusedError,
RemoteHostClosedError,
HostNotFoundError,
SocketAccessError,
SocketResourceError,
SocketTimeoutError, /* 5 */
DatagramTooLargeError,
NetworkError,
AddressInUseError,
SocketAddressNotAvailableError,
UnsupportedSocketOperationError, /* 10 */
UnfinishedSocketOperationError,
ProxyAuthenticationRequiredError,
SslHandshakeFailedError,
ProxyConnectionRefusedError,
ProxyConnectionClosedError, /* 15 */
ProxyConnectionTimeoutError,
ProxyNotFoundError,
ProxyProtocolError,
UnknownSocketError = -1
};
enum SocketState {
UnconnectedState,
HostLookupState,
ConnectingState,
ConnectedState,
BoundState,
ListeningState,
ClosingState
};
virtual ~Connection() {}
virtual SocketState socketState() const = 0;
virtual SocketError socketError() const = 0;
virtual bool open() = 0;
virtual void close() = 0;
signals:
void hostFound();
void connected();
void disconnected();
void stateChanged(Jreen::Connection::SocketState);
void error(Jreen::Connection::SocketError);
protected:
virtual qint64 readData(char *data, qint64 maxlen) = 0;
virtual qint64 writeData(const char *data, qint64 len) = 0;
private:
bool open(OpenMode) { return false; }
};
class JREEN_EXPORT ConnectionListener : public QObject
{
Q_OBJECT
public:
virtual ~ConnectionListener() {}
virtual bool hasPendingConnections () const = 0;
virtual Connection *nextPendingConnection() = 0;
signals:
void newConnection();
};
}
#endif // CONNECTION_H
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