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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Messaging Framework.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 QMAILTRANSPORT_H
#define QMAILTRANSPORT_H
#include <qmailglobal.h>
#include <QObject>
#include <QAbstractSocket>
#include <QTimer>
QT_BEGIN_NAMESPACE
class QString;
#ifndef QT_NO_OPENSSL
class QSslSocket;
class QSslError;
#endif
QT_END_NAMESPACE
class MESSAGESERVER_EXPORT QMailTransport : public QObject
{
Q_OBJECT
public:
enum EncryptType {
Encrypt_NONE = 0,
#ifndef QT_NO_OPENSSL
Encrypt_SSL = 1,
Encrypt_TLS = 2
#endif
};
QMailTransport(const char* name);
virtual ~QMailTransport();
// Open a connection to the specified server
void open(const QString& url, int port, EncryptType encryptionType);
#ifndef QT_NO_OPENSSL
// If connection is not currently encrypted, switch to encrypted mode
void switchToEncrypted();
#endif
// Close the current connection
void close();
// True if a connection has been established with the desired enryption type
bool connected() const;
bool isEncrypted() const;
// True if the connection is in use
bool inUse() const;
// Access a stream to write to the mail server (must have an open connection)
QDataStream& stream();
QAbstractSocket& socket();
// Read line-oriented data from the transport (must have an open connection)
bool canReadLine() const;
QByteArray readLine(qint64 maxSize = 0);
// Assists with counting bytes written to the device
void mark();
qint64 bytesSinceMark() const;
signals:
void connected(QMailTransport::EncryptType encryptType);
void readyRead();
void bytesWritten(qint64 transmitted);
void errorOccurred(int status, QString);
void updateStatus(const QString &);
public slots:
void errorHandling(int errorCode, QString msg);
void socketError(QAbstractSocket::SocketError error);
protected slots:
void connectionEstablished();
void hostConnectionTimeOut();
#ifndef QT_NO_OPENSSL
void encryptionEstablished();
void connectionFailed(const QList<QSslError>& errors);
#endif
#ifndef QT_NO_OPENSSL
protected:
// Override to modify certificate error handling
virtual bool ignoreCertificateErrors(const QList<QSslError>& errors);
#endif
private:
void createSocket(EncryptType encryptType);
EncryptType mailEncryption() const;
private:
class Socket;
Socket *mSocket;
#ifndef QT_NO_OPENSSL
EncryptType encryption;
#endif
QDataStream *mStream;
const char *mName;
QTimer connectToHostTimeOut;
bool mConnected;
bool mInUse;
};
#endif
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