keepassxc/tests/TestKeePass2RandomStream.cpp
2015-09-23 22:21:21 +02:00

88 lines
3.1 KiB
C++

/*
* Copyright (C) 2010 Felix Geyer <debfx@fobos.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 or (at your option)
* version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "TestKeePass2RandomStream.h"
#include <QTest>
#include "crypto/Crypto.h"
#include "crypto/CryptoHash.h"
#include "crypto/SymmetricCipher.h"
#include "format/KeePass2.h"
#include "format/KeePass2RandomStream.h"
QTEST_GUILESS_MAIN(TestKeePass2RandomStream)
void TestKeePass2RandomStream::initTestCase()
{
QVERIFY(Crypto::init());
}
void TestKeePass2RandomStream::test()
{
const QByteArray key("\x11\x22\x33\x44\x55\x66\x77\x88");
const int Size = 128;
SymmetricCipher cipher(SymmetricCipher::Salsa20, SymmetricCipher::Stream, SymmetricCipher::Encrypt);
QVERIFY(cipher.init(CryptoHash::hash(key, CryptoHash::Sha256), KeePass2::INNER_STREAM_SALSA20_IV));
const QByteArray data(QByteArray::fromHex("601ec313775789a5b7a7f504bbf3d228f443e3ca4d62b59aca84e990cacaf5c5"
"2b0930daa23de94ce87017ba2d84988ddfc9c58db67aada613c2dd08457941a6"
"1abc932417521ca24f2b0459fe7e6e0b090339ec0aa6faefd5ccc2c6f4ce8e94"
"1e36b26bd1ebc670d1bd1d665620abf74f78a7f6d29809585a97daec58c6b050"));
QByteArray cipherPad;
cipherPad.fill('\0', Size);
QVERIFY(cipher.processInPlace(cipherPad));
QByteArray cipherData;
cipherData.resize(Size);
for (int i = 0; i < Size; i++) {
cipherData[i] = data[i] ^ cipherPad[i];
}
KeePass2RandomStream randomStream;
bool ok;
QVERIFY(randomStream.init(key));
QByteArray randomStreamData;
randomStreamData.append(randomStream.process(data.mid(0, 7), &ok));
QVERIFY(ok);
randomStreamData.append(randomStream.process(data.mid(7, 1), &ok));
QVERIFY(ok);
QByteArray tmpData = data.mid(8, 12);
QVERIFY(randomStream.processInPlace(tmpData));
randomStreamData.append(tmpData);
randomStreamData.append(randomStream.process(data.mid(20, 44), &ok));
QVERIFY(ok);
randomStreamData.append(randomStream.process(data.mid(64, 64), &ok));
QVERIFY(ok);
SymmetricCipher cipherEncrypt(SymmetricCipher::Salsa20, SymmetricCipher::Stream, SymmetricCipher::Encrypt);
QVERIFY(cipherEncrypt.init(CryptoHash::hash(key, CryptoHash::Sha256), KeePass2::INNER_STREAM_SALSA20_IV));
QByteArray cipherDataEncrypt = cipherEncrypt.process(data, &ok);
QVERIFY(ok);
QCOMPARE(randomStreamData.size(), Size);
QCOMPARE(cipherData, cipherDataEncrypt);
QCOMPARE(randomStreamData, cipherData);
}