1/****************************************************************************
2**
3** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
4** Contact: http://www.qt-project.org/legal
5**
6** This file is part of the QtCore module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Digia. For licensing terms and
14** conditions see http://qt.digia.com/licensing. For further information
15** use the contact form at http://qt.digia.com/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 2.1 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 2.1 requirements
23** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24**
25** In addition, as a special exception, Digia gives you certain additional
26** rights. These rights are described in the Digia Qt LGPL Exception
27** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
28**
29** GNU General Public License Usage
30** Alternatively, this file may be used under the terms of the GNU
31** General Public License version 3.0 as published by the Free Software
32** Foundation and appearing in the file LICENSE.GPL included in the
33** packaging of this file. Please review the following information to
34** ensure the GNU General Public License version 3.0 requirements will be
35** met: http://www.gnu.org/copyleft/gpl.html.
36**
37**
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QUTFCODEC_P_H
43#define QUTFCODEC_P_H
44
45//
46// W A R N I N G
47// -------------
48//
49// This file is not part of the Qt API. It exists purely as an
50// implementation detail. This header file may change from version to
51// version without notice, or even be removed.
52//
53// We mean it.
54//
55
56#include "QtCore/qtextcodec.h"
57#include "private/qtextcodec_p.h"
58
59QT_BEGIN_NAMESPACE
60
61enum DataEndianness
62{
63 DetectEndianness,
64 BigEndianness,
65 LittleEndianness
66};
67
68struct QUtf8
69{
70 static QString convertToUnicode(const char *, int, QTextCodec::ConverterState *);
71 static QByteArray convertFromUnicode(const QChar *, int, QTextCodec::ConverterState *);
72};
73
74struct QUtf16
75{
76 static QString convertToUnicode(const char *, int, QTextCodec::ConverterState *, DataEndianness = DetectEndianness);
77 static QByteArray convertFromUnicode(const QChar *, int, QTextCodec::ConverterState *, DataEndianness = DetectEndianness);
78};
79
80struct QUtf32
81{
82 static QString convertToUnicode(const char *, int, QTextCodec::ConverterState *, DataEndianness = DetectEndianness);
83 static QByteArray convertFromUnicode(const QChar *, int, QTextCodec::ConverterState *, DataEndianness = DetectEndianness);
84};
85
86#ifndef QT_NO_TEXTCODEC
87
88class QUtf8Codec : public QTextCodec {
89public:
90 ~QUtf8Codec();
91
92 QByteArray name() const;
93 int mibEnum() const;
94
95 QString convertToUnicode(const char *, int, ConverterState *) const;
96 QByteArray convertFromUnicode(const QChar *, int, ConverterState *) const;
97 void convertToUnicode(QString *target, const char *, int, ConverterState *) const;
98};
99
100class QUtf16Codec : public QTextCodec {
101protected:
102public:
103 QUtf16Codec() { e = DetectEndianness; }
104 ~QUtf16Codec();
105
106 QByteArray name() const;
107 QList<QByteArray> aliases() const;
108 int mibEnum() const;
109
110 QString convertToUnicode(const char *, int, ConverterState *) const;
111 QByteArray convertFromUnicode(const QChar *, int, ConverterState *) const;
112
113protected:
114 DataEndianness e;
115};
116
117class QUtf16BECodec : public QUtf16Codec {
118public:
119 QUtf16BECodec() : QUtf16Codec() { e = BigEndianness; }
120 QByteArray name() const;
121 QList<QByteArray> aliases() const;
122 int mibEnum() const;
123};
124
125class QUtf16LECodec : public QUtf16Codec {
126public:
127 QUtf16LECodec() : QUtf16Codec() { e = LittleEndianness; }
128 QByteArray name() const;
129 QList<QByteArray> aliases() const;
130 int mibEnum() const;
131};
132
133class QUtf32Codec : public QTextCodec {
134public:
135 QUtf32Codec() { e = DetectEndianness; }
136 ~QUtf32Codec();
137
138 QByteArray name() const;
139 QList<QByteArray> aliases() const;
140 int mibEnum() const;
141
142 QString convertToUnicode(const char *, int, ConverterState *) const;
143 QByteArray convertFromUnicode(const QChar *, int, ConverterState *) const;
144
145protected:
146 DataEndianness e;
147};
148
149class QUtf32BECodec : public QUtf32Codec {
150public:
151 QUtf32BECodec() : QUtf32Codec() { e = BigEndianness; }
152 QByteArray name() const;
153 QList<QByteArray> aliases() const;
154 int mibEnum() const;
155};
156
157class QUtf32LECodec : public QUtf32Codec {
158public:
159 QUtf32LECodec() : QUtf32Codec() { e = LittleEndianness; }
160 QByteArray name() const;
161 QList<QByteArray> aliases() const;
162 int mibEnum() const;
163};
164
165
166#endif // QT_NO_TEXTCODEC
167
168QT_END_NAMESPACE
169
170#endif // QUTFCODEC_P_H
171