| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtNetwork module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
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| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
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| ** $QT_END_LICENSE$ |
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| ****************************************************************************/ |
| |
| #include "qlocalserver.h" |
| #include "qlocalserver_p.h" |
| #include "qlocalsocket.h" |
| #include "qlocalsocket_p.h" |
| |
| #include <qhostaddress.h> |
| #include <qsettings.h> |
| #include <qdebug.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| void QLocalServerPrivate::init() |
| { |
| Q_Q(QLocalServer); |
| q->connect(&tcpServer, SIGNAL(newConnection()), SLOT(_q_onNewConnection())); |
| } |
| |
| bool QLocalServerPrivate::listen(const QString &requestedServerName) |
| { |
| if (!tcpServer.listen(QHostAddress::LocalHost)) |
| return false; |
| |
| const QLatin1String prefix("QLocalServer/"); |
| if (requestedServerName.startsWith(prefix)) |
| fullServerName = requestedServerName; |
| else |
| fullServerName = prefix + requestedServerName; |
| |
| QSettings settings(QLatin1String("QtProject"), QLatin1String("Qt")); |
| if (settings.contains(fullServerName)) { |
| qWarning("QLocalServer::listen: server name is already in use."); |
| tcpServer.close(); |
| return false; |
| } |
| |
| settings.setValue(fullServerName, tcpServer.serverPort()); |
| return true; |
| } |
| |
| bool QLocalServerPrivate::listen(qintptr socketDescriptor) |
| { |
| return tcpServer.setSocketDescriptor(socketDescriptor); |
| } |
| |
| void QLocalServerPrivate::closeServer() |
| { |
| QSettings settings(QLatin1String("QtProject"), QLatin1String("Qt")); |
| if (fullServerName == QLatin1String("QLocalServer")) |
| settings.setValue(fullServerName, QVariant()); |
| else |
| settings.remove(fullServerName); |
| tcpServer.close(); |
| } |
| |
| void QLocalServerPrivate::waitForNewConnection(int msec, bool *timedOut) |
| { |
| if (pendingConnections.isEmpty()) |
| tcpServer.waitForNewConnection(msec, timedOut); |
| else if (timedOut) |
| *timedOut = false; |
| } |
| |
| void QLocalServerPrivate::_q_onNewConnection() |
| { |
| Q_Q(QLocalServer); |
| QTcpSocket* tcpSocket = tcpServer.nextPendingConnection(); |
| if (!tcpSocket) { |
| qWarning("QLocalServer: no pending connection"); |
| return; |
| } |
| |
| tcpSocket->setParent(q); |
| const quintptr socketDescriptor = tcpSocket->socketDescriptor(); |
| q->incomingConnection(socketDescriptor); |
| } |
| |
| bool QLocalServerPrivate::removeServer(const QString &name) |
| { |
| const QLatin1String prefix("QLocalServer/"); |
| QString serverName; |
| if (name.startsWith(prefix)) |
| serverName = name; |
| else |
| serverName = prefix + name; |
| |
| QSettings settings(QLatin1String("QtProject"), QLatin1String("Qt")); |
| if (settings.contains(serverName)) |
| settings.remove(serverName); |
| |
| return true; |
| } |
| |
| QT_END_NAMESPACE |