89 lines
3.0 KiB
C++
89 lines
3.0 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "connectionmanager.h"
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#include <QByteArray>
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#include <QDateTime>
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static const int MaxConnections = 250;
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Q_GLOBAL_STATIC(ConnectionManager, connectionManager)
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ConnectionManager *ConnectionManager::instance()
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{
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return connectionManager();
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}
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bool ConnectionManager::canAddConnection() const
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{
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return (connections.size() < MaxConnections);
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}
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void ConnectionManager::addConnection(PeerWireClient *client)
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{
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connections << client;
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}
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void ConnectionManager::removeConnection(PeerWireClient *client)
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{
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connections.remove(client);
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}
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int ConnectionManager::maxConnections() const
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{
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return MaxConnections;
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}
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QByteArray ConnectionManager::clientId() const
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{
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if (id.isEmpty()) {
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// Generate peer id
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int startupTime = int(QDateTime::currentDateTime().toTime_t());
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QString s;
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s.sprintf("-QT%04x-", (QT_VERSION % 0xffff00) >> 8);
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id += s.toLatin1();
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id += QByteArray::number(startupTime, 10);
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id += QByteArray(20 - id.size(), '-');
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}
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return id;
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}
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