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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QLOCALSOCKET_P_H
#define QLOCALSOCKET_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 QLocalSocket class. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#ifndef QT_NO_LOCALSOCKET
#include "qlocalsocket.h"
#include "private/qiodevice_p.h"
#include <qtimer.h>
#if defined(QT_LOCALSOCKET_TCP)
# include "qtcpsocket.h"
#elif defined(Q_OS_WIN)
# include "private/qwindowspipewriter_p.h"
# include "private/qringbuffer_p.h"
#else
# include "private/qnativesocketengine_p.h"
# include <qtcpsocket.h>
# include <qsocketnotifier.h>
# include <errno.h>
#endif
QT_BEGIN_NAMESPACE
#if !defined(Q_OS_WIN) && !defined(QT_LOCALSOCKET_TCP)
static inline int qSocket(int af, int socketype, int proto)
{
int ret;
while((ret = qt_socket_socket(af, socketype, proto)) == -1 && errno == EINTR){}
return ret;
}
static inline int qBind(int fd, const sockaddr *sa, int len)
{
int ret;
while((ret = QT_SOCKET_BIND(fd, (sockaddr*)sa, len)) == -1 && errno == EINTR){}
return ret;
}
static inline int qConnect(int fd, const sockaddr *sa, int len)
{
int ret;
while((ret = QT_SOCKET_CONNECT(fd, (sockaddr*)sa, len)) == -1 && errno == EINTR){}
return ret;
}
static inline int qListen(int fd, int backlog)
{
int ret;
while((ret = qt_socket_listen(fd, backlog)) == -1 && errno == EINTR){}
return ret;
}
static inline int qAccept(int fd, struct sockaddr *addr, QT_SOCKLEN_T *addrlen)
{
int ret;
while((ret = qt_socket_accept(fd, addr, addrlen)) == -1 && errno == EINTR){}
return ret;
}
#endif //#if !defined(Q_OS_WIN) && !defined(QT_LOCALSOCKET_TCP)
#if !defined(Q_OS_WIN) || defined(QT_LOCALSOCKET_TCP)
class QLocalUnixSocket : public QTcpSocket
{
public:
QLocalUnixSocket() : QTcpSocket()
{
};
inline void setSocketState(QAbstractSocket::SocketState state)
{
QTcpSocket::setSocketState(state);
};
inline void setErrorString(const QString &string)
{
QTcpSocket::setErrorString(string);
}
inline void setSocketError(QAbstractSocket::SocketError error)
{
QTcpSocket::setSocketError(error);
}
inline qint64 readData(char *data, qint64 maxSize)
{
return QTcpSocket::readData(data, maxSize);
}
inline qint64 writeData(const char *data, qint64 maxSize)
{
return QTcpSocket::writeData(data, maxSize);
}
};
#endif //#if !defined(Q_OS_WIN) || defined(QT_LOCALSOCKET_TCP)
class QLocalSocketPrivate : public QIODevicePrivate
{
Q_DECLARE_PUBLIC(QLocalSocket)
public:
QLocalSocketPrivate();
void init();
#if defined(QT_LOCALSOCKET_TCP)
QLocalUnixSocket* tcpSocket;
bool ownsTcpSocket;
void setSocket(QLocalUnixSocket*);
QString generateErrorString(QLocalSocket::LocalSocketError, const QString &function) const;
void errorOccurred(QLocalSocket::LocalSocketError, const QString &function);
void _q_stateChanged(QAbstractSocket::SocketState newState);
void _q_error(QAbstractSocket::SocketError newError);
#elif defined(Q_OS_WIN)
~QLocalSocketPrivate() {
CloseHandle(overlapped.hEvent);
}
void setErrorString(const QString &function);
void _q_notified();
void _q_canWrite();
void _q_pipeClosed();
qint64 readData(char *data, qint64 maxSize);
qint64 bytesAvailable();
bool readFromSocket();
HANDLE handle;
OVERLAPPED overlapped;
QWindowsPipeWriter *pipeWriter;
qint64 readBufferMaxSize;
QRingBuffer readBuffer;
QTimer dataNotifier;
QLocalSocket::LocalSocketError error;
bool readyReadEmitted;
bool pipeClosed;
#else
QLocalUnixSocket unixSocket;
QString generateErrorString(QLocalSocket::LocalSocketError, const QString &function) const;
void errorOccurred(QLocalSocket::LocalSocketError, const QString &function);
void _q_stateChanged(QAbstractSocket::SocketState newState);
void _q_error(QAbstractSocket::SocketError newError);
void _q_connectToSocket();
void _q_abortConnectionAttempt();
void cancelDelayedConnect();
QSocketNotifier *delayConnect;
QTimer *connectTimer;
int connectingSocket;
QString connectingName;
QIODevice::OpenMode connectingOpenMode;
#endif
QString serverName;
QString fullServerName;
QLocalSocket::LocalSocketState state;
};
QT_END_NAMESPACE
#endif // QT_NO_LOCALSOCKET
#endif // QLOCALSOCKET_P_H
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