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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 190 insertions, 0 deletions

diff --git a/src/network/access/qhttpnetworkconnectionchannel_p.h b/src/network/access/qhttpnetworkconnectionchannel_p.h
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+++ b/src/network/access/qhttpnetworkconnectionchannel_p.h
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+/****************************************************************************
+**
+** 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 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 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 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>
+
+#include <private/qhttpnetworkconnection_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;
+
+#ifndef HttpMessagePair
+typedef QPair<QHttpNetworkRequest, QHttpNetworkReply*> HttpMessagePair;
+#endif
+
+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
+        ClosingState = 16,
+        BusyState = (ConnectingState|WritingState|WaitingState|ReadingState|ClosingState)
+    };
+    QAbstractSocket *socket;
+    bool ssl;
+    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 authMethod;
+    QAuthenticatorPrivate::Method proxyAuthMethod;
+    QAuthenticator authenticator;
+    QAuthenticator proxyAuthenticator;
+#ifndef QT_NO_OPENSSL
+    bool ignoreAllSslErrors;
+    QList<QSslError> ignoreSslErrorsList;
+#endif
+#ifndef QT_NO_BEARERMANAGEMENT
+    QSharedPointer<QNetworkSession> networkSession;
+#endif
+
+    // HTTP pipelining -> http://en.wikipedia.org/wiki/Http_pipelining
+    enum PipeliningSupport {
+        PipeliningSupportUnknown, // default for a new connection
+        PipeliningProbablySupported, // after having received a server response that indicates support
+        PipeliningNotSupported // currently not used
+    };
+    PipeliningSupport pipeliningSupported;
+    QList<HttpMessagePair> alreadyPipelinedRequests;
+    QByteArray pipeline; // temporary buffer that gets sent to socket in pipelineFlush
+    void pipelineInto(HttpMessagePair &pair);
+    void pipelineFlush();
+    void requeueCurrentlyPipelinedRequests();
+    void detectPipeliningSupport();
+
+    QHttpNetworkConnectionChannel();
+    
+    void setConnection(QHttpNetworkConnection *c);
+    QPointer<QHttpNetworkConnection> connection;
+
+    void init();
+    void close();
+
+    bool sendRequest();
+
+    bool ensureConnection();
+
+    bool expand(bool dataComplete);
+    void allDone(); // reply header + body have been read
+    void handleStatus(); // called from allDone()
+
+    bool resetUploadData(); // return true if resetting worked or there is no upload data
+
+    void handleUnexpectedEOF();
+    void closeAndResendCurrentRequest();
+
+    bool isSocketBusy() const;
+    bool isSocketWriting() const;
+    bool isSocketWaiting() const;
+    bool isSocketReading() const;
+
+    friend class QNetworkAccessHttpBackend;
+
+    protected slots:
+    void _q_receiveReply();
+    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
+    void _q_encryptedBytesWritten(qint64 bytes); // proceed sending
+#endif
+};
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_HTTP
+
+#endif