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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (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 http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QHTTPNETWORKCONNECTIONCHANNEL_H
#define QHTTPNETWORKCONNECTIONCHANNEL_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of the Network Access API. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#include <QtNetwork/qnetworkrequest.h>
#include <QtNetwork/qnetworkreply.h>
#include <QtNetwork/qabstractsocket.h>
#include <private/qobject_p.h>
#include <qauthenticator.h>
#include <qnetworkproxy.h>
#include <qbuffer.h>
#include <private/qhttpnetworkheader_p.h>
#include <private/qhttpnetworkrequest_p.h>
#include <private/qhttpnetworkreply_p.h>
#ifndef QT_NO_HTTP
#ifndef QT_NO_OPENSSL
# include <QtNetwork/qsslsocket.h>
# include <QtNetwork/qsslerror.h>
#else
# include <QtNetwork/qtcpsocket.h>
#endif
QT_BEGIN_NAMESPACE
class QHttpNetworkRequest;
class QHttpNetworkReply;
class QByteArray;
class QHttpNetworkConnection;
class QHttpNetworkConnectionChannel : public QObject {
Q_OBJECT
public:
enum ChannelState {
IdleState = 0, // ready to send request
ConnectingState = 1, // connecting to host
WritingState = 2, // writing the data
WaitingState = 4, // waiting for reply
ReadingState = 8, // reading the reply
Wait4AuthState = 0x10, // blocked for send till the current authentication slot is done
BusyState = (ConnectingState|WritingState|WaitingState|ReadingState|Wait4AuthState)
};
QAbstractSocket *socket;
ChannelState state;
QHttpNetworkRequest request; // current request
QHttpNetworkReply *reply; // current reply for this request
qint64 written;
qint64 bytesTotal;
bool resendCurrent;
int lastStatus; // last status received on this channel
bool pendingEncrypt; // for https (send after encrypted)
int reconnectAttempts; // maximum 2 reconnection attempts
QAuthenticatorPrivate::Method authMehtod;
QAuthenticatorPrivate::Method proxyAuthMehtod;
QAuthenticator authenticator;
QAuthenticator proxyAuthenticator;
#ifndef QT_NO_OPENSSL
bool ignoreAllSslErrors;
QList<QSslError> ignoreSslErrorsList;
#endif
QHttpNetworkConnectionChannel() : socket(0), state(IdleState), reply(0), written(0), bytesTotal(0), resendCurrent(false),
lastStatus(0), pendingEncrypt(false), reconnectAttempts(2),
authMehtod(QAuthenticatorPrivate::None), proxyAuthMehtod(QAuthenticatorPrivate::None)
#ifndef QT_NO_OPENSSL
, ignoreAllSslErrors(false)
#endif
, connection(0)
{}
void setConnection(QHttpNetworkConnection *c) {connection = c;}
QHttpNetworkConnection *connection;
void init();
void close();
bool sendRequest();
void receiveReply();
bool ensureConnection();
bool expand(bool dataComplete);
void allDone(); // reply header + body have been read
void handleStatus(); // called from allDone()
protected slots:
void _q_bytesWritten(qint64 bytes); // proceed sending
void _q_readyRead(); // pending data to read
void _q_disconnected(); // disconnected from host
void _q_connected(); // start sending request
void _q_error(QAbstractSocket::SocketError); // error from socket
#ifndef QT_NO_NETWORKPROXY
void _q_proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *auth); // from transparent proxy
#endif
void _q_uploadDataReadyRead();
#ifndef QT_NO_OPENSSL
void _q_encrypted(); // start sending request (https)
void _q_sslErrors(const QList<QSslError> &errors); // ssl errors from the socket
#endif
};
QT_END_NAMESPACE
#endif // QT_NO_HTTP
#endif
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