connectionmanager.cpp

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++ // Copyright (C) 2016 The Qt Company Ltd.

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

++

++ #include "connectionmanager.h"

++

++ #include <QByteArray>

++ #include <QDateTime>

++

++ static const int MaxConnections = 250;

++

++ Q_GLOBAL_STATIC(ConnectionManager, connectionManager)

++

++ ConnectionManager *ConnectionManager::instance()

++ {

++     return connectionManager();

++ }

++

++ bool ConnectionManager::canAddConnection() const

++ {

++     return (connections.size() < MaxConnections);

++ }

++

++ void ConnectionManager::addConnection(PeerWireClient *client)

++ {

++     connections << client;

++ }

++

++ void ConnectionManager::removeConnection(PeerWireClient *client)

++ {

++     connections.remove(client);

++ }

++

++ int ConnectionManager::maxConnections() const

++ {

++     return MaxConnections;

++ }

++

++ QByteArray ConnectionManager::clientId() const

++ {

++     if (id.isEmpty()) {

++         // Generate peer id

++         qint64 startupTime = QDateTime::currentSecsSinceEpoch();

++

++         id += QString::asprintf("-QT%04x-", QT_VERSION >> 8).toLatin1();

++         id += QByteArray::number(startupTime, 10);

++         id += QByteArray(20 - id.size(), '-');

++     }

++     return id;

++ }