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++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:significant
++
++ #ifndef QV4SEQUENCEWRAPPER_P_H
++ #define QV4SEQUENCEWRAPPER_P_H
++
++ //
++ // W A R N I N G
++ // -------------
++ //
++ // This file is not part of the Qt API. It exists purely as an
++ // implementation detail. This header file may change from version to
++ // version without notice, or even be removed.
++ //
++ // We mean it.
++ //
++
++ #include <QtCore/qglobal.h>
++ #include <QtCore/qvariant.h>
++ #include <QtQml/qqml.h>
++
++ #include <private/qv4referenceobject_p.h>
++ #include <private/qv4value_p.h>
++ #include <private/qv4object_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace QV4 {
++
++ struct Sequence;
++ struct SequenceOwnPropertyKeyIterator;
++
++ struct Q_QML_EXPORT SequencePrototype : public QV4::Object
++ {
++ V4_PROTOTYPE(arrayPrototype)
++ void init();
++
++ static ReturnedValue method_valueOf(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
++ static ReturnedValue method_shift(const FunctionObject *b, const Value *thisObject, const Value *, int);
++ static ReturnedValue method_unshift(
++ const FunctionObject *f, const Value *thisObject, const Value *argv, int argc);
++ static ReturnedValue method_push(
++ const FunctionObject *f, const Value *thisObject, const Value *argv, int argc);
++ static ReturnedValue method_pop(
++ const FunctionObject *f, const Value *thisObject, const Value *argv, int argc);
++ static ReturnedValue method_getLength(
++ const FunctionObject *b, const Value *thisObject, const Value *, int);
++ static ReturnedValue method_setLength(
++ const FunctionObject *f, const Value *thisObject, const Value *argv, int argc);
++
++
++ static ReturnedValue newSequence(
++ QV4::ExecutionEngine *engine, QMetaType type, QMetaSequence metaSequence, const void *data,
++ Heap::Object *object, int propertyIndex, Heap::ReferenceObject::Flags flags);
++ static ReturnedValue fromVariant(QV4::ExecutionEngine *engine, const QVariant &vd);
++ static ReturnedValue fromData(
++ QV4::ExecutionEngine *engine, QMetaType type, QMetaSequence metaSequence, const void *data);
++
++ static QMetaType metaTypeForSequence(const Sequence *object);
++ static QVariant toVariant(const Sequence *object);
++ static QVariant toVariant(const Value &array, QMetaType targetType);
++
++ enum RawCopyResult
++ {
++ Copied,
++ WasEqual,
++ TypeMismatch
++ };
++
++ static void *rawContainerPtr(const Sequence *sequence, QMetaType typeHint);
++ static RawCopyResult setRawContainer(
++ Sequence *sequence, const void *container, QMetaType typeHint);
++ static RawCopyResult getRawContainer(
++ const Sequence *sequence, void *container, QMetaType typeHint);
++ };
++
++ namespace Heap {
++
++ struct Sequence : ReferenceObject
++ {
++ void init(QMetaType listType, QMetaSequence metaSequence, const void *container);
++ void init(QMetaType listType, QMetaSequence metaSequence, const void *container,
++ Object *object, int propertyIndex, Heap::ReferenceObject::Flags flags);
++
++ Sequence *detached();
++ void destroy();
++
++ void *storagePointer();
++ const void *storagePointer() const { return m_container; }
++
++ bool isStoredInline() const
++ {
++ if (isReference())
++ return true;
++
++ const QMetaType valueType = valueMetaType();
++ switch (valueType.id()) {
++ case QMetaType::QVariant:
++ case QMetaType::QVariantHash:
++ case QMetaType::QVariantMap:
++ case QMetaType::QVariantList:
++ case QMetaType::QObjectStar:
++ return false;
++ default:
++ break;
++ }
++
++ return !valueType.flags().testFlag(QMetaType::PointerToQObject);
++ }
++
++ bool isReadOnly() const { return m_object && !canWriteBack(); }
++
++ bool setVariant(const QVariant &variant);
++ QVariant toVariant() const;
++
++ QMetaType listType() const { return QMetaType(m_listType); }
++ QMetaType valueMetaType() const { return QMetaType(m_metaSequence->valueMetaType); }
++ QMetaSequence metaSequence() const { return QMetaSequence(m_metaSequence); }
++
++ private:
++ friend struct QV4::Sequence;
++ friend struct QV4::SequencePrototype;
++ friend struct QV4::SequenceOwnPropertyKeyIterator;
++
++ void initTypes(QMetaType listType, QMetaSequence metaSequence);
++ void createElementWrappers(const void *container);
++ void createInlineStorage(const void *container);
++
++ bool loadReference();
++ bool storeReference();
++
++ union {
++ void *m_container; // if stored inline
++ uint m_size; // if stored out of line
++ };
++ const QtPrivate::QMetaTypeInterface *m_listType;
++ const QtMetaContainerPrivate::QMetaSequenceInterface *m_metaSequence;
++ };
++
++ }
++
++ struct Q_QML_EXPORT Sequence : public QV4::ReferenceObject
++ {
++ V4_OBJECT2(Sequence, QV4::ReferenceObject)
++ Q_MANAGED_TYPE(V4Sequence)
++ V4_PROTOTYPE(sequencePrototype)
++ V4_NEEDS_DESTROY
++ public:
++ static QV4::ReturnedValue virtualGet(
++ const QV4::Managed *that, PropertyKey id, const Value *receiver, bool *hasProperty);
++ static qint64 virtualGetLength(const Managed *m);
++ static bool virtualPut(Managed *that, PropertyKey id, const QV4::Value &value, Value *receiver);
++ static bool virtualDeleteProperty(QV4::Managed *that, PropertyKey id);
++ static bool virtualIsEqualTo(Managed *that, Managed *other);
++ static QV4::OwnPropertyKeyIterator *virtualOwnPropertyKeys(const Object *m, Value *target);
++ static int virtualMetacall(Object *object, QMetaObject::Call call, int index, void **a);
++ };
++
++ }
++
++ #define QT_DECLARE_SEQUENTIAL_CONTAINER(LOCAL, FOREIGN, VALUE) \
++ struct LOCAL \
++ { \
++ Q_GADGET \
++ QML_ANONYMOUS \
++ QML_SEQUENTIAL_CONTAINER(VALUE) \
++ QML_FOREIGN(FOREIGN) \
++ QML_ADDED_IN_VERSION(2, 0) \
++ }
++
++ // We use the original QT_COORD_TYPE name because that will match up with relevant other
++ // types in plugins.qmltypes (if you use either float or double, that is; otherwise you're
++ // on your own).
++ #ifdef QT_COORD_TYPE
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QStdRealVectorForeign, std::vector<qreal>, QT_COORD_TYPE);
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QRealListForeign, QList<qreal>, QT_COORD_TYPE);
++ #else
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QRealStdVectorForeign, std::vector<qreal>, double);
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QRealListForeign, QList<qreal>, double);
++ #endif
++
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QDoubleStdVectorForeign, std::vector<double>, double);
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QFloatStdVectorForeign, std::vector<float>, float);
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QIntStdVectorForeign, std::vector<int>, int);
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QBoolStdVectorForeign, std::vector<bool>, bool);
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QStringStdVectorForeign, std::vector<QString>, QString);
++ QT_DECLARE_SEQUENTIAL_CONTAINER(QUrlStdVectorForeign, std::vector<QUrl>, QUrl);
++
++ #undef QT_DECLARE_SEQUENTIAL_CONTAINER
++
++ QT_END_NAMESPACE
++
++ #endif // QV4SEQUENCEWRAPPER_P_H