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Diffstat (limited to 'src/network/access/qspdyprotocolhandler_p.h')
| -rw-r--r-- | src/network/access/qspdyprotocolhandler_p.h | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/src/network/access/qspdyprotocolhandler_p.h b/src/network/access/qspdyprotocolhandler_p.h new file mode 100644 index 0000000000..8cbfbdda86 --- /dev/null +++ b/src/network/access/qspdyprotocolhandler_p.h @@ -0,0 +1,228 @@ +/**************************************************************************** +** +** Copyright (C) 2014 BlackBerry Limited. All rights reserved. +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtNetwork module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** 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, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSPDYPROTOCOLHANDLER_H +#define QSPDYPROTOCOLHANDLER_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 <private/qabstractprotocolhandler_p.h> +#include <QtNetwork/qnetworkreply.h> +#include <private/qbytedata_p.h> + +#include <zlib.h> + +#if !defined(QT_NO_HTTP) && !defined(QT_NO_SSL) + +QT_BEGIN_NAMESPACE + +class QHttpNetworkRequest; + +#ifndef HttpMessagePair +typedef QPair<QHttpNetworkRequest, QHttpNetworkReply*> HttpMessagePair; +#endif + +class QSpdyProtocolHandler : public QObject, public QAbstractProtocolHandler { + Q_OBJECT +public: + QSpdyProtocolHandler(QHttpNetworkConnectionChannel *channel); + ~QSpdyProtocolHandler(); + + enum DataFrameFlag { + DataFrame_FLAG_FIN = 0x01, + DataFrame_FLAG_COMPRESS = 0x02 + }; + + Q_DECLARE_FLAGS(DataFrameFlags, DataFrameFlag) + + enum ControlFrameFlag { + ControlFrame_FLAG_FIN = 0x01, + ControlFrame_FLAG_UNIDIRECTIONAL = 0x02 + }; + + Q_DECLARE_FLAGS(ControlFrameFlags, ControlFrameFlag) + + enum SETTINGS_Flag { + FLAG_SETTINGS_CLEAR_SETTINGS = 0x01 + }; + + Q_DECLARE_FLAGS(SETTINGS_Flags, SETTINGS_Flag) + + enum SETTINGS_ID_Flag { + FLAG_SETTINGS_PERSIST_VALUE = 0x01, + FLAG_SETTINGS_PERSISTED = 0x02 + }; + + Q_DECLARE_FLAGS(SETTINGS_ID_Flags, SETTINGS_ID_Flag) + + virtual void _q_receiveReply() Q_DECL_OVERRIDE; + virtual void _q_readyRead() Q_DECL_OVERRIDE; + virtual bool sendRequest() Q_DECL_OVERRIDE; + +private slots: + void _q_uploadDataReadyRead(); + +private: + + enum FrameType { + FrameType_SYN_STREAM = 1, + FrameType_SYN_REPLY = 2, + FrameType_RST_STREAM = 3, + FrameType_SETTINGS = 4, + FrameType_PING = 6, + FrameType_GOAWAY = 7, + FrameType_HEADERS = 8, + FrameType_WINDOW_UPDATE = 9, + FrameType_CREDENTIAL // has a special type + }; + + enum StatusCode { + StatusCode_PROTOCOL_ERROR = 1, + StatusCode_INVALID_STREAM = 2, + StatusCode_REFUSED_STREAM = 3, + StatusCode_UNSUPPORTED_VERSION = 4, + StatusCode_CANCEL = 5, + StatusCode_INTERNAL_ERROR = 6, + StatusCode_FLOW_CONTROL_ERROR = 7, + StatusCode_STREAM_IN_USE = 8, + StatusCode_STREAM_ALREADY_CLOSED = 9, + StatusCode_INVALID_CREDENTIALS = 10, + StatusCode_FRAME_TOO_LARGE = 11 + }; + + enum SETTINGS_ID { + SETTINGS_UPLOAD_BANDWIDTH = 1, + SETTINGS_DOWNLOAD_BANDWIDTH = 2, + SETTINGS_ROUND_TRIP_TIME = 3, + SETTINGS_MAX_CONCURRENT_STREAMS = 4, + SETTINGS_CURRENT_CWND = 5, + SETTINGS_DOWNLOAD_RETRANS_RATE = 6, + SETTINGS_INITIAL_WINDOW_SIZE = 7, + SETTINGS_CLIENT_CERTIFICATE_VECTOR_SIZE = 8 + }; + + enum GOAWAY_STATUS { + GOAWAY_OK = 0, + GOAWAY_PROTOCOL_ERROR = 1, + GOAWAY_INTERNAL_ERROR = 11 + }; + + enum RST_STREAM_STATUS_CODE { + RST_STREAM_PROTOCOL_ERROR = 1, + RST_STREAM_INVALID_STREAM = 2, + RST_STREAM_REFUSED_STREAM = 3, + RST_STREAM_UNSUPPORTED_VERSION = 4, + RST_STREAM_CANCEL = 5, + RST_STREAM_INTERNAL_ERROR = 6, + RST_STREAM_FLOW_CONTROL_ERROR = 7, + RST_STREAM_STREAM_IN_USE = 8, + RST_STREAM_STREAM_ALREADY_CLOSED = 9, + RST_STREAM_INVALID_CREDENTIALS = 10, + RST_STREAM_FRAME_TOO_LARGE = 11 + }; + + quint64 bytesAvailable() const; + bool readNextChunk(qint64 length, char *sink); + + void sendControlFrame(FrameType type, ControlFrameFlags flags, const char *data, quint32 length); + + void sendSYN_STREAM(HttpMessagePair pair, qint32 streamID, + qint32 associatedToStreamID); + void sendRST_STREAM(qint32 streamID, RST_STREAM_STATUS_CODE statusCode); + void sendPING(quint32 pingID); + + bool uploadData(qint32 streamID); + Q_INVOKABLE void sendWINDOW_UPDATE(qint32 streamID, quint32 deltaWindowSize); + + qint64 sendDataFrame(qint32 streamID, DataFrameFlags flags, quint32 length, + const char *data); + + QByteArray composeHeader(const QHttpNetworkRequest &request); + bool uncompressHeader(const QByteArray &input, QByteArray *output); + + void handleControlFrame(const QByteArray &frameHeaders); + void handleDataFrame(const QByteArray &frameHeaders); + + void handleSYN_STREAM(char, quint32, const QByteArray &frameData); + void handleSYN_REPLY(char flags, quint32, const QByteArray &frameData); + void handleRST_STREAM(char flags, quint32 length, const QByteArray &frameData); + void handleSETTINGS(char flags, quint32 length, const QByteArray &frameData); + void handlePING(char, quint32 length, const QByteArray &frameData); + void handleGOAWAY(char flags, quint32, const QByteArray &frameData); + void handleHEADERS(char flags, quint32, const QByteArray &frameData); + void handleWINDOW_UPDATE(char, quint32, const QByteArray &frameData); + + qint32 generateNextStreamID(); + void parseHttpHeaders(char flags, const QByteArray &frameData); + + void replyFinished(QHttpNetworkReply *httpReply, qint32 streamID); + void replyFinishedWithError(QHttpNetworkReply *httpReply, qint32 streamID, + QNetworkReply::NetworkError errorCode, const char *errorMessage); + + qint32 m_nextStreamID; + QHash<quint32, HttpMessagePair> m_inFlightStreams; + qint32 m_maxConcurrentStreams; + quint32 m_initialWindowSize; + QByteDataBuffer m_spdyBuffer; + bool m_waitingForCompleteStream; + z_stream m_deflateStream; + z_stream m_inflateStream; +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QSpdyProtocolHandler::DataFrameFlags) +Q_DECLARE_OPERATORS_FOR_FLAGS(QSpdyProtocolHandler::ControlFrameFlags) +Q_DECLARE_OPERATORS_FOR_FLAGS(QSpdyProtocolHandler::SETTINGS_Flags) +Q_DECLARE_OPERATORS_FOR_FLAGS(QSpdyProtocolHandler::SETTINGS_ID_Flags) + +QT_END_NAMESPACE + +#endif // !defined(QT_NO_HTTP) && !defined(QT_NO_SSL) + +#endif // QSPDYPROTOCOLHANDLER_H |