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/****************************************************************************
**
** Copyright (C) 2017 Intel Corporation.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCore module 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 <QByteArray>
#include <QCryptographicHash>
#include <QFile>
#include <QRandomGenerator>
#include <QString>
#include <QtTest>
#include <time.h>
class tst_bench_QCryptographicHash : public QObject
{
Q_OBJECT
QByteArray blockOfData;
public:
tst_bench_QCryptographicHash();
private Q_SLOTS:
void hash_data();
void hash();
void addData_data() { hash_data(); }
void addData();
void addDataChunked_data() { hash_data(); }
void addDataChunked();
};
const int MaxCryptoAlgorithm = QCryptographicHash::Sha3_512;
const int MaxBlockSize = 65536;
const char *algoname(int i)
{
switch (QCryptographicHash::Algorithm(i)) {
case QCryptographicHash::Md4:
return "md4-";
case QCryptographicHash::Md5:
return "md5-";
case QCryptographicHash::Sha1:
return "sha1-";
case QCryptographicHash::Sha224:
return "sha2_224-";
case QCryptographicHash::Sha256:
return "sha2_256-";
case QCryptographicHash::Sha384:
return "sha2_384-";
case QCryptographicHash::Sha512:
return "sha2_512-";
case QCryptographicHash::Sha3_224:
return "sha3_224-";
case QCryptographicHash::Sha3_256:
return "sha3_256-";
case QCryptographicHash::Sha3_384:
return "sha3_384-";
case QCryptographicHash::Sha3_512:
return "sha3_512-";
case QCryptographicHash::Keccak_224:
return "keccak_224-";
case QCryptographicHash::Keccak_256:
return "keccak_256-";
case QCryptographicHash::Keccak_384:
return "keccak_384-";
case QCryptographicHash::Keccak_512:
return "keccak_512-";
}
Q_UNREACHABLE();
return 0;
}
tst_bench_QCryptographicHash::tst_bench_QCryptographicHash()
: blockOfData(MaxBlockSize, Qt::Uninitialized)
{
#ifdef Q_OS_UNIX
QFile urandom("/dev/urandom");
if (urandom.open(QIODevice::ReadOnly | QIODevice::Unbuffered)) {
QCOMPARE(urandom.read(blockOfData.data(), blockOfData.size()), qint64(MaxBlockSize));
} else
#endif
{
for (int i = 0; i < MaxBlockSize; ++i)
blockOfData[i] = QRandomGenerator::global()->generate();
}
}
void tst_bench_QCryptographicHash::hash_data()
{
QTest::addColumn<int>("algorithm");
QTest::addColumn<QByteArray>("data");
static const int datasizes[] = { 0, 1, 64, 65, 512, 4095, 4096, 4097, 65536 };
for (uint i = 0; i < sizeof(datasizes)/sizeof(datasizes[0]); ++i) {
Q_ASSERT(datasizes[i] < MaxBlockSize);
QByteArray data = QByteArray::fromRawData(blockOfData.constData(), datasizes[i]);
for (int algo = QCryptographicHash::Md4; algo <= MaxCryptoAlgorithm; ++algo)
QTest::newRow(algoname(algo) + QByteArray::number(datasizes[i])) << algo << data;
}
}
void tst_bench_QCryptographicHash::hash()
{
QFETCH(int, algorithm);
QFETCH(QByteArray, data);
QCryptographicHash::Algorithm algo = QCryptographicHash::Algorithm(algorithm);
QBENCHMARK {
QCryptographicHash::hash(data, algo);
}
}
void tst_bench_QCryptographicHash::addData()
{
QFETCH(int, algorithm);
QFETCH(QByteArray, data);
QCryptographicHash::Algorithm algo = QCryptographicHash::Algorithm(algorithm);
QCryptographicHash hash(algo);
QBENCHMARK {
hash.reset();
hash.addData(data);
hash.result();
}
}
void tst_bench_QCryptographicHash::addDataChunked()
{
QFETCH(int, algorithm);
QFETCH(QByteArray, data);
QCryptographicHash::Algorithm algo = QCryptographicHash::Algorithm(algorithm);
QCryptographicHash hash(algo);
QBENCHMARK {
hash.reset();
// add the data in chunks of 64 bytes
for (int i = 0; i < data.size() / 64; ++i)
hash.addData(data.constData() + 64 * i, 64);
hash.addData(data.constData() + data.size() / 64 * 64, data.size() % 64);
hash.result();
}
}
QTEST_APPLESS_MAIN(tst_bench_QCryptographicHash)
#include "main.moc"
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