diff options
Diffstat (limited to 'src/gui/embedded/qunixsocket_p.h')
| -rw-r--r-- | src/gui/embedded/qunixsocket_p.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/src/gui/embedded/qunixsocket_p.h b/src/gui/embedded/qunixsocket_p.h new file mode 100644 index 0000000000..cfa463001f --- /dev/null +++ b/src/gui/embedded/qunixsocket_p.h @@ -0,0 +1,202 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 Technology Preview License Agreement accompanying +** this package. +** +** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QUNIXSOCKET_P_H +#define QUNIXSOCKET_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtNetwork/qabstractsocket.h> +#include <QtCore/qiodevice.h> +#include <QtCore/qlist.h> +#include <QtCore/qshareddata.h> + +extern "C" { +#include <sys/types.h> +}; + +QT_BEGIN_NAMESPACE + +class QUnixSocketRights; +class QUnixSocketRightsPrivate; +class QUnixSocketPrivate; +class QUnixSocketMessagePrivate; +struct iovec; + +class Q_GUI_EXPORT QUnixSocketRights { +public: + QUnixSocketRights(int); + ~QUnixSocketRights(); + + QUnixSocketRights(const QUnixSocketRights &); + QUnixSocketRights & operator=(const QUnixSocketRights &); + + bool isValid() const; + + int dupFd() const; + int peekFd() const; + +private: + friend class QUnixSocket; + QUnixSocketRights(int,int); + QSharedDataPointer<QUnixSocketRightsPrivate> d; +}; + +class Q_GUI_EXPORT QUnixSocketMessage { +public: + QUnixSocketMessage(); + QUnixSocketMessage(const QByteArray &); + QUnixSocketMessage(const QByteArray &, const QList<QUnixSocketRights> &); + QUnixSocketMessage(const QUnixSocketMessage &); + QUnixSocketMessage(const iovec*, int); + QUnixSocketMessage & operator=(const QUnixSocketMessage &); + ~QUnixSocketMessage(); + + void setBytes(const QByteArray &); + void setRights(const QList<QUnixSocketRights> &); + + const QList<QUnixSocketRights> & rights() const; + bool rightsWereTruncated() const; + + const QByteArray & bytes() const; + + pid_t processId() const; + uid_t userId() const; + gid_t groupId() const; + + void setProcessId(pid_t); + void setUserId(uid_t); + void setGroupId(gid_t); + + bool isValid() const; +private: + friend class QUnixSocket; + friend class QUnixSocketPrivate; + QSharedDataPointer<QUnixSocketMessagePrivate> d; +}; + +class Q_GUI_EXPORT QUnixSocket : public QIODevice +{ + Q_OBJECT +public: + QUnixSocket(QObject * = 0); + QUnixSocket(qint64, qint64, QObject * = 0); + virtual ~QUnixSocket(); + + enum SocketState { + UnconnectedState = QAbstractSocket::UnconnectedState, + HostLookupState = QAbstractSocket::HostLookupState, + ConnectingState = QAbstractSocket::ConnectingState, + ConnectedState = QAbstractSocket::ConnectedState, + BoundState = QAbstractSocket::BoundState, + ClosingState = QAbstractSocket::ClosingState, + ListeningState = QAbstractSocket::ListeningState, + }; + + enum SocketError { NoError, InvalidPath, ResourceError, + NonexistentPath, ConnectionRefused, UnknownError, + ReadFailure, WriteFailure }; + + bool connect(const QByteArray & path); + bool setSocketDescriptor(int socketDescriptor); + int socketDescriptor() const; + void abort(); + void close(); + + bool flush(); + + SocketError error() const; + + SocketState state() const; + QByteArray address() const; + + qint64 bytesAvailable() const; + qint64 bytesToWrite() const; + + qint64 readBufferSize() const; + void setReadBufferSize(qint64 size); + qint64 rightsBufferSize() const; + void setRightsBufferSize(qint64 size); + + bool canReadLine() const; + + qint64 write(const char * data, qint64 maxSize) + { return QIODevice::write(data, maxSize); } + qint64 write(const QByteArray & byteArray) + { return QIODevice::write(byteArray); } + qint64 read(char * data, qint64 maxSize) + { return QIODevice::read(data, maxSize); } + QByteArray read(qint64 maxSize) + { return QIODevice::read(maxSize); } + + qint64 write(const QUnixSocketMessage &); + QUnixSocketMessage read(); + + virtual bool isSequential() const; + virtual bool waitForReadyRead(int msec = 300); + virtual bool waitForBytesWritten(int msec = 300); + +Q_SIGNALS: + void stateChanged(SocketState socketState); + +protected: + virtual qint64 readData(char * data, qint64 maxSize); + virtual qint64 writeData (const char * data, qint64 maxSize); + +private: + QUnixSocket(const QUnixSocket &); + QUnixSocket & operator=(const QUnixSocket &); + + QUnixSocketPrivate * d; +}; + +QT_END_NAMESPACE + +#endif // QUNIXSOCKET_P_H |