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Fuzzing: Add fuzz target for QImage::loadFromData

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Pick-to: 5.15
Change-Id: Ie67eb9be80fe42d463c566c728c73c9c92c2081b
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Reviewed-by: Albert Astals Cid <albert.astals.cid@kdab.com>
This commit is contained in:
Robert Loehning 2020-05-15 21:21:29 +02:00
parent 9da90fab67
commit 4c9acd103b
2 changed files with 55 additions and 0 deletions
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9
tests/libfuzzer/gui/image/qimage/loadfromdata/loadfromdata.pro Normal file
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QT += gui
QTPLUGIN *= qminimal
SOURCES += main.cpp
FUZZ_ENGINE = $$(LIB_FUZZING_ENGINE)
isEmpty(FUZZ_ENGINE) {
QMAKE_LFLAGS += -fsanitize=fuzzer
} else {
LIBS += $$FUZZ_ENGINE
}

46
tests/libfuzzer/gui/image/qimage/loadfromdata/main.cpp Normal file
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/****************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** 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-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QGuiApplication>
#include <QImage>
#include <QtGlobal>
// silence warnings
static QtMessageHandler mh = qInstallMessageHandler([](QtMsgType, const QMessageLogContext &,
const QString &) {});
extern "C" int LLVMFuzzerTestOneInput(const char *Data, size_t Size) {
static int argc = 3;
static char arg1[] = "fuzzer";
static char arg2[] = "-platform";
static char arg3[] = "minimal";
static char *argv[] = {arg1, arg2, arg3, nullptr};
static QGuiApplication qga(argc, argv);
QImage().loadFromData(QByteArray::fromRawData(Data, Size));
return 0;
}