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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** 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
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QABSTRACTSOCKET_P_H
#define QABSTRACTSOCKET_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of the QAbstractSocket class. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#include "QtNetwork/qabstractsocket.h"
#include "QtCore/qbytearray.h"
#include "QtCore/qlist.h"
#include "QtCore/qtimer.h"
#include "private/qringbuffer_p.h"
#include "private/qiodevice_p.h"
#include "private/qabstractsocketengine_p.h"
#include "qnetworkproxy.h"
QT_BEGIN_NAMESPACE
class QHostInfo;
class QAbstractSocketPrivate : public QIODevicePrivate, public QAbstractSocketEngineReceiver
{
Q_DECLARE_PUBLIC(QAbstractSocket)
public:
QAbstractSocketPrivate();
virtual ~QAbstractSocketPrivate();
// from QAbstractSocketEngineReceiver
inline void readNotification() { canReadNotification(); }
inline void writeNotification() { canWriteNotification(); }
inline void exceptionNotification() {}
inline void closeNotification() { canCloseNotification(); }
void connectionNotification();
#ifndef QT_NO_NETWORKPROXY
inline void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *authenticator) {
Q_Q(QAbstractSocket);
q->proxyAuthenticationRequired(proxy, authenticator);
}
#endif
virtual bool bind(const QHostAddress &address, quint16 port, QAbstractSocket::BindMode mode);
bool canReadNotification();
bool canWriteNotification();
void canCloseNotification();
// slots
void _q_connectToNextAddress();
void _q_startConnecting(const QHostInfo &hostInfo);
void _q_testConnection();
void _q_abortConnectionAttempt();
void _q_forceDisconnect();
bool readSocketNotifierCalled;
bool readSocketNotifierState;
bool readSocketNotifierStateSet;
bool emittedReadyRead;
bool emittedBytesWritten;
bool abortCalled;
bool pendingClose;
QAbstractSocket::PauseModes pauseMode;
QString hostName;
quint16 port;
QHostAddress host;
QList<QHostAddress> addresses;
quint16 localPort;
quint16 peerPort;
QHostAddress localAddress;
QHostAddress peerAddress;
QString peerName;
QAbstractSocketEngine *socketEngine;
qintptr cachedSocketDescriptor;
#ifndef QT_NO_NETWORKPROXY
QNetworkProxy proxy;
QNetworkProxy proxyInUse;
void resolveProxy(const QString &hostName, quint16 port);
#else
inline void resolveProxy(const QString &, quint16) { }
#endif
inline void resolveProxy(quint16 port) { resolveProxy(QString(), port); }
void resetSocketLayer();
bool flush();
bool initSocketLayer(QAbstractSocket::NetworkLayerProtocol protocol);
virtual void configureCreatedSocket();
void startConnectingByName(const QString &host);
void fetchConnectionParameters();
void setupSocketNotifiers();
bool readFromSocket();
bool writeToSocket();
void emitReadyRead();
void setError(QAbstractSocket::SocketError errorCode, const QString &errorString);
void setErrorAndEmit(QAbstractSocket::SocketError errorCode, const QString &errorString);
qint64 readBufferMaxSize;
QRingBuffer writeBuffer;
bool isBuffered;
QTimer *connectTimer;
QTimer *disconnectTimer;
int hostLookupId;
QAbstractSocket::SocketType socketType;
QAbstractSocket::SocketState state;
QAbstractSocket::SocketError socketError;
QAbstractSocket::NetworkLayerProtocol preferredNetworkLayerProtocol;
bool prePauseReadSocketNotifierState;
bool prePauseWriteSocketNotifierState;
bool prePauseExceptionSocketNotifierState;
static void pauseSocketNotifiers(QAbstractSocket*);
static void resumeSocketNotifiers(QAbstractSocket*);
static QAbstractSocketEngine* getSocketEngine(QAbstractSocket*);
};
QT_END_NAMESPACE
#endif // QABSTRACTSOCKET_P_H
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