1 files changed, 111 insertions, 0 deletions
diff --git a/src/plugins/tls/securetransport/qtlskey_st.cpp b/src/plugins/tls/securetransport/qtlskey_st.cpp
new file mode 100644
index 0000000000..85f86c7bf8
--- /dev/null
+++ b/src/plugins/tls/securetransport/qtlskey_st.cpp
@@ -0,0 +1,111 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Copyright (C) 2014 Jeremy Lainé <jeremy.laine@m4x.org>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtNetwork 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qtlskey_st_p.h"
+
+#include <QtNetwork/private/qsslkey_p.h>
+
+#include <QtCore/qbytearray.h>
+
+#include <CommonCrypto/CommonCrypto.h>
+
+#include <cstddef>
+
+QT_BEGIN_NAMESPACE
+
+namespace QTlsPrivate {
+namespace {
+
+// Before this code was located in qsslkey_mac.cpp.
+QByteArray wrapCCCrypt(CCOperation ccOp, QSslKeyPrivate::Cipher cipher,
+                       const QByteArray &data, const QByteArray &key,
+                       const QByteArray &iv)
+{
+    int blockSize = {};
+    CCAlgorithm ccAlgorithm = {};
+    switch (cipher) {
+    case Cipher::DesCbc:
+        blockSize = kCCBlockSizeDES;
+        ccAlgorithm = kCCAlgorithmDES;
+        break;
+    case Cipher::DesEde3Cbc:
+        blockSize = kCCBlockSize3DES;
+        ccAlgorithm = kCCAlgorithm3DES;
+        break;
+    case Cipher::Rc2Cbc:
+        blockSize = kCCBlockSizeRC2;
+        ccAlgorithm = kCCAlgorithmRC2;
+        break;
+    case Cipher::Aes128Cbc:
+    case Cipher::Aes192Cbc:
+    case Cipher::Aes256Cbc:
+        blockSize = kCCBlockSizeAES128;
+        ccAlgorithm = kCCAlgorithmAES;
+        break;
+    }
+    std::size_t plainLength = 0;
+    QByteArray plain(data.size() + blockSize, 0);
+    CCCryptorStatus status = CCCrypt(ccOp, ccAlgorithm, kCCOptionPKCS7Padding,
+                                     key.constData(), std::size_t(key.size()),
+                                     iv.constData(), data.constData(), std::size_t(data.size()),
+                                     plain.data(), std::size_t(plain.size()), &plainLength);
+    if (status == kCCSuccess)
+        return plain.left(int(plainLength));
+
+    return {};
+}
+
+} // Unnamed namespace.
+
+QByteArray TlsKeySecureTransport::decrypt(Cipher cipher, const QByteArray &data,
+                                          const QByteArray &key, const QByteArray &iv) const
+{
+    return wrapCCCrypt(kCCDecrypt, cipher, data, key, iv);
+}
+
+QByteArray TlsKeySecureTransport::encrypt(Cipher cipher, const QByteArray &data,
+                                          const QByteArray &key, const QByteArray &iv) const
+{
+    return wrapCCCrypt(kCCEncrypt, cipher, data, key, iv);
+}
+
+} // namespace QTlsPrivate
+
+QT_END_NAMESPACE