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****************************************************************************/

#ifndef QUUID_H

#define QUUID_H

#include <QtCore/qstring.h>

QT_BEGIN_HEADER

#if defined(Q_OS_WIN)

#ifndef GUID_DEFINED

#define GUID_DEFINED

typedef struct _GUID

{

    ulong   Data1;

    ushort  Data2;

    ushort  Data3;

    uchar   Data4[8];

} GUID, *REFGUID, *LPGUID;

#endif

#endif

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

struct Q_CORE_EXPORT QUuid

{

    enum Variant {

        VarUnknown        =-1,

        NCS                = 0, // 0 - -

        DCE                = 2, // 1 0 -

        Microsoft        = 6, // 1 1 0

        Reserved        = 7  // 1 1 1

    };

    enum Version {

        VerUnknown        =-1,

        Time                = 1, // 0 0 0 1

        EmbeddedPOSIX        = 2, // 0 0 1 0

        Name                = 3, // 0 0 1 1

        Random                = 4  // 0 1 0 0

    };

    QUuid()

    {

        data1 = 0;

        data2 = 0;

        data3 = 0;

        for(int i = 0; i < 8; i++)

            data4[i] = 0;

    }

    QUuid(uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, uchar b4, uchar b5, uchar b6, uchar b7, uchar b8)

    {

        data1 = l;

        data2 = w1;

        data3 = w2;

        data4[0] = b1;

        data4[1] = b2;

        data4[2] = b3;

        data4[3] = b4;

        data4[4] = b5;

        data4[5] = b6;

        data4[6] = b7;

        data4[7] = b8;

    }

#ifndef QT_NO_QUUID_STRING

    QUuid(const QString &);

    QUuid(const char *);

    QString toString() const;

    operator QString() const { return toString(); }

#endif

    bool isNull() const;

    bool operator==(const QUuid &orig) const

    {

        uint i;

        if (data1 != orig.data1 || data2 != orig.data2 ||

             data3 != orig.data3)

            return false;

        for(i = 0; i < 8; i++)

            if (data4[i] != orig.data4[i])

                return false;

        return true;

    }

    bool operator!=(const QUuid &orig) const

    {

        return !(*this == orig);

    }

    bool operator<(const QUuid &other) const;

    bool operator>(const QUuid &other) const;

#if defined(Q_OS_WIN)

    // On Windows we have a type GUID that is used by the platform API, so we

    // provide convenience operators to cast from and to this type.

    QUuid(const GUID &guid)

    {

        data1 = guid.Data1;

        data2 = guid.Data2;

        data3 = guid.Data3;

        for(int i = 0; i < 8; i++)

            data4[i] = guid.Data4[i];

    }

    QUuid &operator=(const GUID &guid)

    {

        *this = QUuid(guid);

        return *this;

    }

    operator GUID() const

    {

        GUID guid = { data1, data2, data3, { data4[0], data4[1], data4[2], data4[3], data4[4], data4[5], data4[6], data4[7] } };

        return guid;

    }

    bool operator==(const GUID &guid) const

    {

        return *this == QUuid(guid);

    }

    bool operator!=(const GUID &guid) const

    {

        return !(*this == guid);

    }

#endif

    static QUuid createUuid();

    QUuid::Variant variant() const;

    QUuid::Version version() const;

    uint    data1;

    ushort  data2;

    ushort  data3;

    uchar   data4[8];

};

#ifndef QT_NO_DATASTREAM

Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QUuid &);

Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QUuid &);

#endif

QT_END_NAMESPACE

QT_END_HEADER

#endif // QUUID_H