Long live Qt 4.5!

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diff --git a/src/qt3support/network/q3http.h b/src/qt3support/network/q3http.h
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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 Qt3Support 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 Q3HTTP_H
+#define Q3HTTP_H
+
+#include <QtCore/qobject.h>
+#include <Qt3Support/q3networkprotocol.h>
+#include <QtCore/qmap.h>
+#include <QtCore/qstringlist.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Qt3Support)
+
+#ifndef QT_NO_NETWORKPROTOCOL_HTTP
+
+class Q3Socket;
+class QTimerEvent;
+class QTextStream;
+class QIODevice;
+
+class Q3HttpPrivate;
+class Q3HttpRequest;
+
+class Q_COMPAT_EXPORT Q3HttpHeader
+{
+public:
+    Q3HttpHeader();
+    Q3HttpHeader( const Q3HttpHeader& header );
+    Q3HttpHeader( const QString& str );
+    virtual ~Q3HttpHeader();
+
+    Q3HttpHeader& operator=( const Q3HttpHeader& h );
+
+    QString value( const QString& key ) const;
+    void setValue( const QString& key, const QString& value );
+    void removeValue( const QString& key );
+
+    QStringList keys() const;
+    bool hasKey( const QString& key ) const;
+
+    bool hasContentLength() const;
+    uint contentLength() const;
+    void setContentLength( int len );
+
+    bool hasContentType() const;
+    QString contentType() const;
+    void setContentType( const QString& type );
+
+    virtual QString toString() const;
+    bool isValid() const;
+
+    virtual int majorVersion() const = 0;
+    virtual int minorVersion() const = 0;
+
+protected:
+    virtual bool parseLine( const QString& line, int number );
+    bool parse( const QString& str );
+    void setValid( bool );
+
+private:
+    QMap<QString,QString> values;
+    bool valid;
+};
+
+class Q_COMPAT_EXPORT Q3HttpResponseHeader : public Q3HttpHeader
+{
+private:
+    Q3HttpResponseHeader( int code, const QString& text = QString(), int majorVer = 1, int minorVer = 1 );
+    Q3HttpResponseHeader( const QString& str );
+
+    void setStatusLine( int code, const QString& text = QString(), int majorVer = 1, int minorVer = 1 );
+
+public:
+    Q3HttpResponseHeader();
+    Q3HttpResponseHeader( const Q3HttpResponseHeader& header );
+
+    int statusCode() const;
+    QString reasonPhrase() const;
+
+    int majorVersion() const;
+    int minorVersion() const;
+
+    QString toString() const;
+
+protected:
+    bool parseLine( const QString& line, int number );
+
+private:
+    int statCode;
+    QString reasonPhr;
+    int majVer;
+    int minVer;
+
+    friend class Q3Http;
+};
+
+class Q_COMPAT_EXPORT Q3HttpRequestHeader : public Q3HttpHeader
+{
+public:
+    Q3HttpRequestHeader();
+    Q3HttpRequestHeader( const QString& method, const QString& path, int majorVer = 1, int minorVer = 1 );
+    Q3HttpRequestHeader( const Q3HttpRequestHeader& header );
+    Q3HttpRequestHeader( const QString& str );
+
+    void setRequest( const QString& method, const QString& path, int majorVer = 1, int minorVer = 1 );
+
+    QString method() const;
+    QString path() const;
+
+    int majorVersion() const;
+    int minorVersion() const;
+
+    QString toString() const;
+
+protected:
+    bool parseLine( const QString& line, int number );
+
+private:
+    QString m;
+    QString p;
+    int majVer;
+    int minVer;
+};
+
+class Q_COMPAT_EXPORT Q3Http : public Q3NetworkProtocol
+{
+    Q_OBJECT
+
+public:
+    Q3Http();
+    Q3Http( QObject* parent, const char* name = 0 ); // ### Qt 4.0: make parent=0 and get rid of the Q3Http() constructor
+    Q3Http( const QString &hostname, Q_UINT16 port=80, QObject* parent=0, const char* name = 0 );
+    virtual ~Q3Http();
+
+    int supportedOperations() const;
+
+    enum State { Unconnected, HostLookup, Connecting, Sending, Reading, Connected, Closing };
+    enum Error {
+	NoError,
+	UnknownError,
+	HostNotFound,
+	ConnectionRefused,
+	UnexpectedClose,
+	InvalidResponseHeader,
+	WrongContentLength,
+	Aborted
+    };
+
+    int setHost(const QString &hostname, Q_UINT16 port=80 );
+
+    int get( const QString& path, QIODevice* to=0 );
+    int post( const QString& path, QIODevice* data, QIODevice* to=0  );
+    int post( const QString& path, const QByteArray& data, QIODevice* to=0 );
+    int head( const QString& path );
+    int request( const Q3HttpRequestHeader &header, QIODevice *device=0, QIODevice *to=0 );
+    int request( const Q3HttpRequestHeader &header, const QByteArray &data, QIODevice *to=0 );
+
+    int closeConnection();
+
+    Q_ULONG bytesAvailable() const;
+    Q_LONG readBlock( char *data, Q_ULONG maxlen );
+    QByteArray readAll();
+
+    int currentId() const;
+    QIODevice* currentSourceDevice() const;
+    QIODevice* currentDestinationDevice() const;
+    Q3HttpRequestHeader currentRequest() const;
+    bool hasPendingRequests() const;
+    void clearPendingRequests();
+
+    State state() const;
+
+    Error error() const;
+    QString errorString() const;
+
+public Q_SLOTS:
+    void abort();
+
+Q_SIGNALS:
+    void stateChanged( int );
+    void responseHeaderReceived( const Q3HttpResponseHeader& resp );
+    void readyRead( const Q3HttpResponseHeader& resp );
+    void dataSendProgress( int, int );
+    void dataReadProgress( int, int );
+
+    void requestStarted( int );
+    void requestFinished( int, bool );
+    void done( bool );
+
+protected:
+    void operationGet( Q3NetworkOperation *op );
+    void operationPut( Q3NetworkOperation *op );
+
+    void timerEvent( QTimerEvent * );
+
+private Q_SLOTS:
+    void clientReply( const Q3HttpResponseHeader &rep );
+    void clientDone( bool );
+    void clientStateChanged( int );
+
+    void startNextRequest();
+    void slotReadyRead();
+    void slotConnected();
+    void slotError( int );
+    void slotClosed();
+    void slotBytesWritten( int );
+
+private:
+    Q3HttpPrivate *d;
+    void *unused; // ### Qt 4.0: remove this (in for binary compatibility)
+    int bytesRead;
+
+    int addRequest( Q3HttpRequest * );
+    void sendRequest();
+    void finishedWithSuccess();
+    void finishedWithError( const QString& detail, int errorCode );
+
+    void killIdleTimer();
+
+    void init();
+    void setState( int );
+    void close();
+
+    friend class Q3HttpNormalRequest;
+    friend class Q3HttpSetHostRequest;
+    friend class Q3HttpCloseRequest;
+    friend class Q3HttpPGHRequest;
+};
+
+#endif // QT_NO_NETWORKPROTOCOL_HTTP
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // Q3HTTP_H