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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#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/private/qtnetworkglobal_p.h>
#include "QtNetwork/qabstractsocket.h"
#include "QtCore/qbytearray.h"
#include "QtCore/qlist.h"
#include "QtCore/qtimer.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() override { canReadNotification(); }
inline void writeNotification() override { canWriteNotification(); }
inline void exceptionNotification() override {}
inline void closeNotification() override { canCloseNotification(); }
void connectionNotification() override;
#ifndef QT_NO_NETWORKPROXY
inline void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *authenticator) override {
Q_Q(QAbstractSocket);
emit q->proxyAuthenticationRequired(proxy, authenticator);
}
#endif
virtual bool bind(const QHostAddress &address, quint16 port, QAbstractSocket::BindMode mode);
virtual bool canReadNotification();
bool canWriteNotification();
void canCloseNotification();
// slots
void _q_connectToNextAddress();
void _q_startConnecting(const QHostInfo &hostInfo);
void _q_testConnection();
void _q_abortConnectionAttempt();
bool emittedReadyRead = false;
bool emittedBytesWritten = false;
bool abortCalled = false;
bool pendingClose = false;
QAbstractSocket::PauseModes pauseMode = QAbstractSocket::PauseNever;
QString hostName;
quint16 port = 0;
QHostAddress host;
QList<QHostAddress> addresses;
quint16 localPort = 0;
quint16 peerPort = 0;
QHostAddress localAddress;
QHostAddress peerAddress;
QString peerName;
QAbstractSocketEngine *socketEngine = nullptr;
qintptr cachedSocketDescriptor = -1;
#ifndef QT_NO_NETWORKPROXY
QNetworkProxy proxy;
QNetworkProxy proxyInUse;
QString protocolTag;
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();
virtual bool flush();
bool initSocketLayer(QAbstractSocket::NetworkLayerProtocol protocol);
virtual void configureCreatedSocket();
void startConnectingByName(const QString &host);
void fetchConnectionParameters();
bool readFromSocket();
virtual bool writeToSocket();
void emitReadyRead(int channel = 0);
void emitBytesWritten(qint64 bytes, int channel = 0);
void setError(QAbstractSocket::SocketError errorCode, const QString &errorString);
void setErrorAndEmit(QAbstractSocket::SocketError errorCode, const QString &errorString);
qint64 readBufferMaxSize = 0;
bool isBuffered = false;
bool hasPendingData = false;
bool hasPendingDatagram = false;
QTimer *connectTimer = nullptr;
int hostLookupId = -1;
QAbstractSocket::SocketType socketType = QAbstractSocket::UnknownSocketType;
QAbstractSocket::SocketState state = QAbstractSocket::UnconnectedState;
// Must be kept in sync with QIODevicePrivate::errorString.
QAbstractSocket::SocketError socketError = QAbstractSocket::UnknownSocketError;
QAbstractSocket::NetworkLayerProtocol preferredNetworkLayerProtocol =
QAbstractSocket::UnknownNetworkLayerProtocol;
bool prePauseReadSocketNotifierState = false;
bool prePauseWriteSocketNotifierState = false;
bool prePauseExceptionSocketNotifierState = false;
static void pauseSocketNotifiers(QAbstractSocket*);
static void resumeSocketNotifiers(QAbstractSocket*);
static QAbstractSocketEngine* getSocketEngine(QAbstractSocket*);
};
QT_END_NAMESPACE
#endif // QABSTRACTSOCKET_P_H
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