diff options
Diffstat (limited to 'src/corelib/codecs/qutfcodec.cpp')
-rw-r--r-- | src/corelib/codecs/qutfcodec.cpp | 65 |
1 files changed, 47 insertions, 18 deletions
diff --git a/src/corelib/codecs/qutfcodec.cpp b/src/corelib/codecs/qutfcodec.cpp index 476990fb7a..f1054ceb98 100644 --- a/src/corelib/codecs/qutfcodec.cpp +++ b/src/corelib/codecs/qutfcodec.cpp @@ -1,32 +1,38 @@ /**************************************************************************** ** -** Copyright (C) 2015 The Qt Company Ltd. -** Copyright (C) 2013 Intel Corporation -** Contact: http://www.qt.io/licensing/ +** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2016 Intel Corporation. +** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. ** -** $QT_BEGIN_LICENSE:LGPL21$ +** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 or version 3 as published by the Free -** Software Foundation and appearing in the file LICENSE.LGPLv21 and -** LICENSE.LGPLv3 included in the packaging of this file. Please review the -** following information to ensure the GNU Lesser General Public License -** requirements will be met: https://www.gnu.org/licenses/lgpl.html and -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** -** As a special exception, The Qt Company gives you certain additional -** rights. These rights are described in The Qt Company LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** @@ -256,8 +262,32 @@ QString QUtf8::convertToUnicode(const char *chars, int len) // The table holds for invalid sequences too: we'll insert one replacement char // per invalid byte. QString result(len, Qt::Uninitialized); + QChar *data = const_cast<QChar*>(result.constData()); // we know we're not shared + const QChar *end = convertToUnicode(data, chars, len); + result.truncate(end - data); + return result; +} - ushort *dst = reinterpret_cast<ushort *>(const_cast<QChar *>(result.constData())); +/*! + \since 5.7 + \overload + + Converts the UTF-8 sequence of \a len octets beginning at \a chars to + a sequence of QChar starting at \a buffer. The buffer is expected to be + large enough to hold the result. An upper bound for the size of the + buffer is \a len QChars. + + If, during decoding, an error occurs, a QChar::ReplacementCharacter is + written. + + Returns a pointer to one past the last QChar written. + + This function never throws. +*/ + +QChar *QUtf8::convertToUnicode(QChar *buffer, const char *chars, int len) Q_DECL_NOTHROW +{ + ushort *dst = reinterpret_cast<ushort *>(buffer); const uchar *src = reinterpret_cast<const uchar *>(chars); const uchar *end = src + len; @@ -288,8 +318,7 @@ QString QUtf8::convertToUnicode(const char *chars, int len) } } - result.truncate(dst - reinterpret_cast<const ushort *>(result.constData())); - return result; + return reinterpret_cast<QChar *>(dst); } QString QUtf8::convertToUnicode(const char *chars, int len, QTextCodec::ConverterState *state) |