doc/src/snippets/code/src_network_socket_qnativesocketengine.cpp


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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
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** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
**
****************************************************************************/

//! [0]
QNativeSocketEngine socketLayer;
socketLayer.initialize(QAbstractSocket::TcpSocket, QAbstractSocket::IPv4Protocol);
socketLayer.connectToHost(QHostAddress::LocalHost, 22);
// returns false

socketLayer.waitForWrite();
socketLayer.connectToHost(QHostAddress::LocalHost, 22);
// returns true
//! [0]


//! [1]
QNativeSocketEngine socketLayer;
socketLayer.bind(QHostAddress::Any, 4000);
socketLayer.listen();
if (socketLayer.waitForRead()) {
    int clientSocket = socketLayer.accept();
    // a client is connected
}
//! [1]