source: trunk/src/network/access/qhttpnetworkconnection.cpp@ 428

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#include "qhttpnetworkconnection_p.h"
#include <private/qnetworkrequest_p.h>
#include <private/qobject_p.h>
#include <private/qauthenticator_p.h>
#include <qnetworkproxy.h>
#include <qauthenticator.h>
#include <qbytearraymatcher.h>
#include <qbuffer.h>
#include <qpair.h>
#include <qhttp.h>
#include <qdebug.h>

#ifndef QT_NO_HTTP

#ifndef QT_NO_OPENSSL
#    include <QtNetwork/qsslkey.h>
#    include <QtNetwork/qsslcipher.h>
#    include <QtNetwork/qsslconfiguration.h>
#endif

#ifndef QT_NO_COMPRESS
#    include <zlib.h>
static const unsigned char gz_magic[2] = {0x1f, 0x8b}; // gzip magic header
// gzip flag byte
#define HEAD_CRC     0x02 // bit 1 set: header CRC present
#define EXTRA_FIELD  0x04 // bit 2 set: extra field present
#define ORIG_NAME    0x08 // bit 3 set: original file name present
#define COMMENT      0x10 // bit 4 set: file comment present
#define RESERVED     0xE0 // bits 5..7: reserved
#define CHUNK 16384
#endif

QT_BEGIN_NAMESPACE

class QHttpNetworkHeaderPrivate : public QSharedData
{
public:
    QUrl url;
    QList<QPair<QByteArray, QByteArray> > fields;

    QHttpNetworkHeaderPrivate(const QUrl &newUrl = QUrl());
    QHttpNetworkHeaderPrivate(const QHttpNetworkHeaderPrivate &other);
    inline qint64 contentLength() const;
    inline void setContentLength(qint64 length);

    inline QByteArray headerField(const QByteArray &name, const QByteArray &defaultValue = QByteArray()) const;
    inline QList<QByteArray> headerFieldValues(const QByteArray &name) const;
    inline void setHeaderField(const QByteArray &name, const QByteArray &data);
    bool operator==(const QHttpNetworkHeaderPrivate &other) const;

};

QHttpNetworkHeaderPrivate::QHttpNetworkHeaderPrivate(const QUrl &newUrl)
    :url(newUrl)
{
}

QHttpNetworkHeaderPrivate::QHttpNetworkHeaderPrivate(const QHttpNetworkHeaderPrivate &other)
    :QSharedData(other)
{
    url = other.url;
    fields = other.fields;
}

qint64 QHttpNetworkHeaderPrivate::contentLength() const
{
    bool ok = false;
    QByteArray value = headerField("content-length");
    qint64 length = value.toULongLong(&ok);
    if (ok)
        return length;
    return -1; // the header field is not set
}

void QHttpNetworkHeaderPrivate::setContentLength(qint64 length)
{
    setHeaderField("Content-Length", QByteArray::number(length));
}

QByteArray QHttpNetworkHeaderPrivate::headerField(const QByteArray &name, const QByteArray &defaultValue) const
{
    QList<QByteArray> allValues = headerFieldValues(name);
    if (allValues.isEmpty())
        return defaultValue;

    QByteArray result;
    bool first = true;
    foreach (QByteArray value, allValues) {
        if (!first)
            result += ", ";
        first = false;
        result += value;
    }
    return result;
}

QList<QByteArray> QHttpNetworkHeaderPrivate::headerFieldValues(const QByteArray &name) const
{
    QList<QByteArray> result;
    QByteArray lowerName = name.toLower();
    QList<QPair<QByteArray, QByteArray> >::ConstIterator it = fields.constBegin(),
                                                        end = fields.constEnd();
    for ( ; it != end; ++it)
        if (lowerName == it->first.toLower())
            result += it->second;

    return result;
}

void QHttpNetworkHeaderPrivate::setHeaderField(const QByteArray &name, const QByteArray &data)
{
    QByteArray lowerName = name.toLower();
    QList<QPair<QByteArray, QByteArray> >::Iterator it = fields.begin();
    while (it != fields.end()) {
        if (lowerName == it->first.toLower())
            it = fields.erase(it);
        else