Added QMessageAuthenticationCode

QMessageAuthenticationCode is HMAC implementation based on
QCryptographicHash abilities. HMAC is often used in OAuth and similar
authentication protocols.

Change-Id: Ifc73947ad06c36a1b770315b7e89ba5c01c5e79e
Reviewed-by: Richard J. Moore <rich@kde.org>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

4 files changed, 160 insertions, 0 deletions

diff --git a/tests/auto/corelib/tools/qmessageauthenticationcode/.gitignore b/tests/auto/corelib/tools/qmessageauthenticationcode/.gitignore
new file mode 100644
index 0000000000..bfd53f437b
--- /dev/null
+++ b/tests/auto/corelib/tools/qmessageauthenticationcode/.gitignore
@@ -0,0 +1 @@
+tst_qmessageauthenticationcode
diff --git a/tests/auto/corelib/tools/qmessageauthenticationcode/qmessageauthenticationcode.pro b/tests/auto/corelib/tools/qmessageauthenticationcode/qmessageauthenticationcode.pro
new file mode 100644
index 0000000000..1ea23915b7
--- /dev/null
+++ b/tests/auto/corelib/tools/qmessageauthenticationcode/qmessageauthenticationcode.pro
@@ -0,0 +1,7 @@
+CONFIG += testcase parallel_test
+TARGET = tst_qmessageauthenticationcode
+QT = core testlib
+SOURCES = tst_qmessageauthenticationcode.cpp
+
+TESTDATA += data/*
+DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0
diff --git a/tests/auto/corelib/tools/qmessageauthenticationcode/tst_qmessageauthenticationcode.cpp b/tests/auto/corelib/tools/qmessageauthenticationcode/tst_qmessageauthenticationcode.cpp
new file mode 100644
index 0000000000..0e243988e2
--- /dev/null
+++ b/tests/auto/corelib/tools/qmessageauthenticationcode/tst_qmessageauthenticationcode.cpp
@@ -0,0 +1,151 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Ruslan Nigmatullin <euroelessar@yandex.ru>
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the test suite 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt 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 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtCore/QCoreApplication>
+#include <QtTest/QtTest>
+
+class tst_QMessageAuthenticationCode : public QObject
+{
+    Q_OBJECT
+private slots:
+    void result_data();
+    void result();
+    void result_incremental_data();
+    void result_incremental();
+};
+
+Q_DECLARE_METATYPE(QCryptographicHash::Algorithm)
+
+void tst_QMessageAuthenticationCode::result_data()
+{
+    QTest::addColumn<QCryptographicHash::Algorithm>("algo");
+    QTest::addColumn<QByteArray>("key");
+    QTest::addColumn<QByteArray>("message");
+    QTest::addColumn<QByteArray>("code");
+
+    // Empty values
+    QTest::newRow("md5-empty") << QCryptographicHash::Md5
+                               << QByteArray()
+                               << QByteArray()
+                               << QByteArray::fromHex("74e6f7298a9c2d168935f58c001bad88");
+    QTest::newRow("sha1-empty") << QCryptographicHash::Sha1
+                                << QByteArray()
+                                << QByteArray()
+                                << QByteArray::fromHex("fbdb1d1b18aa6c08324b7d64b71fb76370690e1d");
+    QTest::newRow("sha256-empty") << QCryptographicHash::Sha256
+                                  << QByteArray()
+                                  << QByteArray()
+                                  << QByteArray::fromHex("b613679a0814d9ec772f95d778c35fc5ff1697c493715653c6c712144292c5ad");
+
+    // Some not-empty
+    QTest::newRow("md5") << QCryptographicHash::Md5
+                         << QByteArray("key")
+                         << QByteArray("The quick brown fox jumps over the lazy dog")
+                         << QByteArray::fromHex("80070713463e7749b90c2dc24911e275");
+    QTest::newRow("sha1") << QCryptographicHash::Sha1
+                          << QByteArray("key")
+                          << QByteArray("The quick brown fox jumps over the lazy dog")
+                          << QByteArray::fromHex("de7c9b85b8b78aa6bc8a7a36f70a90701c9db4d9");
+    QTest::newRow("sha256") << QCryptographicHash::Sha256
+                            << QByteArray("key")
+                            << QByteArray("The quick brown fox jumps over the lazy dog")
+                            << QByteArray::fromHex("f7bc83f430538424b13298e6aa6fb143ef4d59a14946175997479dbc2d1a3cd8");
+
+    // Some from rfc-2104
+    QTest::newRow("rfc-md5-1") << QCryptographicHash::Md5
+                               << QByteArray::fromHex("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b")
+                               << QByteArray("Hi There")
+                               << QByteArray::fromHex("9294727a3638bb1c13f48ef8158bfc9d");
+    QTest::newRow("rfc-md5-2") << QCryptographicHash::Md5
+                               << QByteArray("Jefe")
+                               << QByteArray("what do ya want for nothing?")
+                               << QByteArray::fromHex("750c783e6ab0b503eaa86e310a5db738");
+    QTest::newRow("rfc-md5-3") << QCryptographicHash::Md5
+                               << QByteArray::fromHex("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")
+                               << QByteArray(50, 0xdd)
+                               << QByteArray::fromHex("56be34521d144c88dbb8c733f0e8b3f6");
+}
+
+void tst_QMessageAuthenticationCode::result()
+{
+    QFETCH(QCryptographicHash::Algorithm, algo);
+    QFETCH(QByteArray, key);
+    QFETCH(QByteArray, message);
+    QFETCH(QByteArray, code);
+
+    QMessageAuthenticationCode mac(algo);
+    mac.setKey(key);
+    mac.addData(message);
+    QByteArray result = mac.result();
+
+    QCOMPARE(result, code);
+}
+
+void tst_QMessageAuthenticationCode::result_incremental_data()
+{
+    result_data();
+}
+
+void tst_QMessageAuthenticationCode::result_incremental()
+{
+    QFETCH(QCryptographicHash::Algorithm, algo);
+    QFETCH(QByteArray, key);
+    QFETCH(QByteArray, message);
+    QFETCH(QByteArray, code);
+
+    int index = message.length() / 2;
+    QByteArray leftPart(message.mid(0, index));
+    QByteArray rightPart(message.mid(index));
+
+    QCOMPARE(leftPart + rightPart, message);
+
+    QMessageAuthenticationCode mac(algo);
+    mac.setKey(key);
+    mac.addData(leftPart);
+    mac.addData(rightPart);
+    QByteArray result = mac.result();
+
+    QCOMPARE(result, code);
+}
+
+QTEST_MAIN(tst_QMessageAuthenticationCode)
+#include "tst_qmessageauthenticationcode.moc"
diff --git a/tests/auto/corelib/tools/tools.pro b/tests/auto/corelib/tools/tools.pro
index 100409e58b..f8b2437d35 100644
--- a/tests/auto/corelib/tools/tools.pro
+++ b/tests/auto/corelib/tools/tools.pro
@@ -22,6 +22,7 @@ SUBDIRS=\
     qlocale \
     qmap \
     qmargins \
+    qmessageauthenticationcode \
     qpair \
     qpoint \
     qpointf \