79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtNetwork module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <winsock2.h>
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#include "qhostinfo_p.h"
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#include <ws2tcpip.h>
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#include <private/qsystemlibrary_p.h>
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#include <qmutex.h>
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#include <qbasicatomic.h>
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#include <qurl.h>
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QT_BEGIN_NAMESPACE
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//#define QHOSTINFO_DEBUG
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//###
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#ifndef NI_MAXHOST // already defined to 1025 in ws2tcpip.h?
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#define NI_MAXHOST 1024
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#endif
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QHostInfo QHostInfoAgent::fromName(const QString &hostName)
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{
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QSysInfo::machineHostName(); // this initializes ws2_32.dll
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QHostInfo results;
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#if defined(QHOSTINFO_DEBUG)
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qDebug("QHostInfoAgent::fromName(%s) looking up...",
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hostName.toLatin1().constData());
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#endif
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QHostAddress address;
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if (address.setAddress(hostName))
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return reverseLookup(address);
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return lookup(hostName);
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}
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// QString QHostInfo::localDomainName() defined in qnetworkinterface_win.cpp
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QT_END_NAMESPACE
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