Ultrapeer.h

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/*

Copyright (C) 2005-2007 by Peter Dimov.

This file is part of Calitko (http://www.calitko.org).

Calitko is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

Calitko is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Calitko; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

*/

#ifndef ULTRAPEER_H
#define ULTRAPEER_H

#include "Gnutella/Packets/Extensions/Ggep.h"
#include "Utils/Version.h"

// Open containing namespaces:
namespace Gnutella {
namespace Packets {
namespace Extensions {
    class GgepBlock; // Forward declaration.
namespace Ggeps {

using Utils::Version;

class Ultrapeer : public Ggep
{
public:
    static const Ggep::GgepId Id;

                                    Ultrapeer (const GgepId &id, int flags, int dataSize);
                                    Ultrapeer (Version version, int ultrapeerSlots, int leafSlots);
                                    ~Ultrapeer();
    inline                          Ultrapeer (const Ultrapeer &other);
    Ultrapeer &                     operator= (const Ultrapeer &other);

    static const Ultrapeer *        findIn (const GgepBlock &ggepBlock);
    Ultrapeer *                     copy() const;

    inline Version                  version() const;
    inline int                      ultrapeerSlots() const;
    inline int                      leafSlots() const;

protected:
    bool                            prepareReadData (const QByteArray &rawData);
    void                            readData (QDataStream &stream);
    int                             prepareWriteData() const;
    void                            writeData (QDataStream &stream) const;

private:

    struct Data
    {
        QBasicAtomic                ref;

        Version                     version;
        uchar                       ultrapeerSlots;
        uchar                       leafSlots;
    };

    Data                            *d;
};

// inline functions

Ultrapeer::Ultrapeer (const Ultrapeer &other)
: Ggep (Id), d (other.d)
{ d->ref.ref(); }

Version Ultrapeer::version() const
{ return d->version; }

int Ultrapeer::ultrapeerSlots() const
{ return d->ultrapeerSlots; }

int Ultrapeer::leafSlots() const
{ return d->leafSlots; }

// Close containing namespaces:
} // namespace Ggeps
} // namespace Extensions
} // namespace Packets
} // namespace Gnutella

#endif // ULTRAPPER_H

Copyright © 2006 Peter Dimov.
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