diff options
Diffstat (limited to 'src/qml/qml/ftw/qhashedstring_p.h')
-rw-r--r-- | src/qml/qml/ftw/qhashedstring_p.h | 70 |
1 files changed, 21 insertions, 49 deletions
diff --git a/src/qml/qml/ftw/qhashedstring_p.h b/src/qml/qml/ftw/qhashedstring_p.h index 8f0bd74c53..78ce738f3b 100644 --- a/src/qml/qml/ftw/qhashedstring_p.h +++ b/src/qml/qml/ftw/qhashedstring_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQml module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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 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 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. -** -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// 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 #ifndef QHASHEDSTRING_P_H #define QHASHEDSTRING_P_H @@ -55,8 +19,6 @@ #include <QtCore/qstring.h> #include <private/qv4string_p.h> -#include <private/qflagpointer_p.h> - #if defined(Q_OS_QNX) #include <stdlib.h> #endif @@ -64,7 +26,7 @@ QT_BEGIN_NAMESPACE class QHashedStringRef; -class Q_QML_PRIVATE_EXPORT QHashedString : public QString +class Q_QML_EXPORT QHashedString : public QString { public: inline QHashedString(); @@ -94,7 +56,7 @@ private: }; class QHashedCStringRef; -class Q_QML_PRIVATE_EXPORT QHashedStringRef +class Q_QML_EXPORT QHashedStringRef { public: inline QHashedStringRef(); @@ -144,7 +106,7 @@ private: mutable quint32 m_hash = 0; }; -class Q_AUTOTEST_EXPORT QHashedCStringRef +class QHashedCStringRef { public: inline QHashedCStringRef(); @@ -157,7 +119,7 @@ public: inline const char *constData() const; inline int length() const; - QString toUtf16() const; + Q_AUTOTEST_EXPORT QString toUtf16() const; inline int utf16length() const; inline void writeUtf16(QChar *) const; inline void writeUtf16(quint16 *) const; @@ -237,14 +199,18 @@ QHashedStringRef::QHashedStringRef() { } +// QHashedStringRef is meant for identifiers, property names, etc. +// Those should alsways be smaller than std::numeric_limits<int>::max()) QHashedStringRef::QHashedStringRef(const QString &str) -: m_data(str.constData()), m_length(str.length()), m_hash(0) +: m_data(str.constData()), m_length(int(str.size())), m_hash(0) { + Q_ASSERT(str.size() <= std::numeric_limits<int>::max()); } QHashedStringRef::QHashedStringRef(QStringView str) -: m_data(str.constData()), m_length(str.length()), m_hash(0) +: m_data(str.constData()), m_length(int(str.size())), m_hash(0) { + Q_ASSERT(str.size() <= std::numeric_limits<int>::max()); } QHashedStringRef::QHashedStringRef(const QChar *data, int length) @@ -258,8 +224,9 @@ QHashedStringRef::QHashedStringRef(const QChar *data, int length, quint32 hash) } QHashedStringRef::QHashedStringRef(const QHashedString &string) -: m_data(string.constData()), m_length(string.length()), m_hash(string.m_hash) +: m_data(string.constData()), m_length(int(string.size())), m_hash(string.m_hash) { + Q_ASSERT(string.size() <= std::numeric_limits<int>::max()); } QHashedStringRef::QHashedStringRef(const QHashedStringRef &string) @@ -286,7 +253,7 @@ bool QHashedStringRef::operator==(const QHashedString &string) const if (m_hash && string.m_hash && m_hash != string.m_hash) return false; QStringView view {m_data, m_length}; - QStringView otherView {string.constData(), string.length()}; + QStringView otherView {string.constData(), string.size()}; return view == otherView; } @@ -462,7 +429,12 @@ quint32 QHashedString::stringHash(const char *data, int length) void QHashedString::computeHash() const { - m_hash = stringHash(constData(), length()); + m_hash = stringHash(constData(), int(size())); +} + +namespace QtPrivate { +inline QString asString(const QHashedCStringRef &ref) { return ref.toUtf16(); } +inline QString asString(const QHashedStringRef &ref) { return ref.toString(); } } QT_END_NAMESPACE |