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108 lines
4.3 KiB
C++
108 lines
4.3 KiB
C++
// This file is LGPL, as it's based on Qt's qlocalsocket_unix.cpp
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// The original header follows:
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/****************************************************************************
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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 "cygwin.h"
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/un.h>
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#include <qglobal.h>
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#undef QT_THREADSAFE_CLOEXEC
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#include <QFile>
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#include <QtNetwork/private/qlocalsocket_p.h>
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#include <QtNetwork/private/qnet_unix_p.h>
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namespace znc_inttest_cygwin {
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// https://stackoverflow.com/questions/424104/can-i-access-private-members-from-outside-the-class-without-using-friends
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template <typename Tag, typename Tag::type M>
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struct Rob {
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friend typename Tag::type get(Tag) { return M; }
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};
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struct A_member {
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using type = QScopedPointer<QObjectData> QObject::*;
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friend type get(A_member);
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};
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template struct Rob<A_member, &QObject::d_ptr>;
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// This function is inspired by QLocalSocket::connectToServer() and QLocalSocketPrivate::_q_connectToSocket()
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void CygwinWorkaroundLocalConnect(QLocalSocket& sock) {
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QObjectData* o = (sock.*get(A_member())).data();
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QLocalSocketPrivate* d = reinterpret_cast<QLocalSocketPrivate*>(o);
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d->unixSocket.setSocketState(QAbstractSocket::ConnectingState);
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d->state = QLocalSocket::ConnectingState;
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sock.stateChanged(d->state);
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if ((d->connectingSocket = qt_safe_socket(PF_UNIX, SOCK_STREAM, 0, 0)) ==
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-1) {
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qDebug() << "CygwinWorkaroundLocalConnect: qt_safe_socket errored";
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return;
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}
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d->fullServerName = d->serverName;
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const QByteArray encodedConnectingPathName =
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QFile::encodeName(d->serverName);
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struct sockaddr_un name;
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name.sun_family = PF_UNIX;
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::memcpy(name.sun_path, encodedConnectingPathName.constData(),
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encodedConnectingPathName.size() + 1);
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if (qt_safe_connect(d->connectingSocket, (struct sockaddr*)&name,
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sizeof(name)) == -1) {
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qDebug() << "CygwinWorkaroundLocalConnect: qt_safe_connect errored";
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return;
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}
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::fcntl(d->connectingSocket, F_SETFL,
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::fcntl(d->connectingSocket, F_GETFL) | O_NONBLOCK);
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if (!d->unixSocket.setSocketDescriptor(d->connectingSocket,
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QAbstractSocket::ConnectedState)) {
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qDebug() << "CygwinWorkaroundLocalConnect: setSocketDescriptor errored";
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return;
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}
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sock.QIODevice::open(QLocalSocket::ReadWrite | QLocalSocket::Unbuffered);
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sock.connected();
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d->connectingSocket = -1;
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d->connectingName.clear();
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}
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} // namespace znc_inttest_cygwin
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