1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the test suite of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

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    36 **

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 #include <QtNetwork>

    42 

    43 class Server : public QObject

    44 {

    45     Q_OBJECT

    46 public:

    47     Server(int port)

    48     {

    49         connect(&serverSocket, SIGNAL(readyRead()),

    50                 this, SLOT(sendEcho()));

    51         if (serverSocket.bind(QHostAddress::Any, port,

    52                               QUdpSocket::ReuseAddressHint

    53                               | QUdpSocket::ShareAddress)) {

    54             printf("OK\n");

    55         } else {

    56             printf("FAILED\n");

    57         }

    58         fflush(stdout);

    59     }

    60 

    61 private slots:

    62     void sendEcho()

    63     {

    64         QHostAddress senderAddress;

    65         quint16 senderPort;

    66 

    67         char data[1024];

    68         qint64 bytes = serverSocket.readDatagram(data, sizeof(data), &senderAddress, &senderPort);

    69         if (bytes == 1 && data[0] == '\0')

    70             QCoreApplication::instance()->quit();

    71         

    72         for (int i = 0; i < bytes; ++i)

    73             data[i] += 1;

    74         serverSocket.writeDatagram(data, bytes, senderAddress, senderPort);        

    75     }

    76 

    77 private:

    78     QUdpSocket serverSocket;

    79 };

    80 

    81 int main(int argc, char **argv)

    82 {

    83     QCoreApplication app(argc, argv);

    84 

    85     Server server(app.arguments().at(1).toInt());

    86     

    87     return app.exec();

    88 }

    89 

    90 #include "main.moc"