mirror of https://github.com/qt/qtbase.git
117 lines
3.7 KiB
C++
117 lines
3.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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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 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 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 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QTEXTCODEC_P_H
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#define QTEXTCODEC_P_H
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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 for the convenience
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// of the QTextCodec class. This header file may change from
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// version to 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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#include <QtCore/private/qglobal_p.h>
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#include "qtextcodec.h"
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#include <string.h>
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QT_BEGIN_NAMESPACE
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#ifndef QT_NO_TEXTCODEC
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#if defined(Q_OS_MAC) || defined(Q_OS_ANDROID) || defined(Q_OS_QNX) || defined(Q_OS_WASM)
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#define QT_LOCALE_IS_UTF8
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#endif
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typedef void (*QTextCodecStateFreeFunction)(QTextCodec::ConverterState*);
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struct QTextCodecUnalignedPointer
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{
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static inline QTextCodecStateFreeFunction decode(const uint *src)
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{
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quintptr data;
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memcpy(&data, src, sizeof(data));
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return reinterpret_cast<QTextCodecStateFreeFunction>(data);
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}
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static inline void encode(uint *dst, QTextCodecStateFreeFunction fn)
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{
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quintptr data = reinterpret_cast<quintptr>(fn);
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memcpy(dst, &data, sizeof(data));
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}
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};
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bool qTextCodecNameMatch(const char *a, const char *b);
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#else
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class QTextCodec
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{
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public:
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enum ConversionFlag {
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DefaultConversion,
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ConvertInvalidToNull = 0x80000000,
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IgnoreHeader = 0x1,
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FreeFunction = 0x2
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};
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Q_DECLARE_FLAGS(ConversionFlags, ConversionFlag)
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struct ConverterState {
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ConverterState(ConversionFlags f = DefaultConversion)
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: flags(f), remainingChars(0), invalidChars(0), d(0) { state_data[0] = state_data[1] = state_data[2] = 0; }
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~ConverterState() { }
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ConversionFlags flags;
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int remainingChars;
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int invalidChars;
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uint state_data[3];
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void *d;
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private:
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Q_DISABLE_COPY(ConverterState)
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};
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};
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#endif //QT_NO_TEXTCODEC
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QT_END_NAMESPACE
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#endif
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