/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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//+
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//  W A R N I N G+
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//  -------------+
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//+
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// This file is not part of the Qt API.  It exists purely as an+
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// implementation detail.  This header file may change from version to+
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// version without notice, or even be removed.+
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//+
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// We mean it.+
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+
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#ifndef Patternist_Base64Binary_H+
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#define Patternist_Base64Binary_H+
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+
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#include "qitem_p.h"+
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+
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QT_BEGIN_HEADER+
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+
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QT_BEGIN_NAMESPACE+
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+
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namespace QPatternist+
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{+
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+
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    /**+
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     * @short Implements the value instance of the @c xs:base64Binary type.+
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     *+
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     * @author Frans Englich <frans.englich@nokia.com>+
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     * @ingroup Patternist_xdm+
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     */+
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    class Base64Binary : public AtomicValue+
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    {+
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    public:+
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        friend class CommonValues;+
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+
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        typedef AtomicValue::Ptr Ptr;+
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+
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        /**+
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         * Creates an instance representing @p value.+
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         */+
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        static AtomicValue::Ptr fromLexical(const QString &value);+
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+
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        static Base64Binary::Ptr fromValue(const QByteArray &data);+
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+
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        virtual QString stringValue() const;+
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        virtual ItemType::Ptr type() const;+
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        inline const QByteArray &asByteArray() const+
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        {+
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            return m_value;+
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        }+
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+
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    protected:+
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        Base64Binary(const QByteArray &val);+
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+
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        const QByteArray m_value;+
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+
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    private:+
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        /**+
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         * @short Assumes @p in is a lexical representation of @c xs:base64Binary, and+
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         * converts it to the binary data set in @p out.+
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         *+
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         * If @p instr is invalid Base64 content, @p ok is set to+
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         * false, and the returned QByteArray has an undefined value.+
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         *+
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         *  We cannot use QByteArray::fromBase64() because it doesn't do the+
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         *  necessary validation that we need to properly implement W3C XML+
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         *  Schema's xs:base64Binary type.+
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         */+
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        static void base64Decode(const QByteArray &in, QByteArray &out, bool &ok);+
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+
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        static const char Base64DecMap[128];+
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    };+
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}+
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+
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QT_END_NAMESPACE+
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+
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QT_END_HEADER+
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+
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#endif+
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