Added qsslcertificate_qt.cpp

Having QAsn1Element in place, we can have a common foundation
for the ssl certificate class for upcoming ports like WinRT
and SecureTransport. The only thing that has to be added to
the existing class is the handle() functionality.

Change-Id: I560a8e412b26f350855c7bc456fcdb8e9b750939
Reviewed-by: Richard J. Moore <rich@kde.org>

1 files changed, 264 insertions, 0 deletions

diff --git a/src/network/ssl/qsslcertificate_qt.cpp b/src/network/ssl/qsslcertificate_qt.cpp
new file mode 100644
index 0000000000..0dcc9d9d4b
--- /dev/null
+++ b/src/network/ssl/qsslcertificate_qt.cpp
@@ -0,0 +1,264 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 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 "qsslcertificate.h"
+#include "qsslcertificate_p.h"
+#include "qsslkey.h"
+#include "qsslkey_p.h"
+#include "qsslcertificateextension.h"
+#include "qsslcertificateextension_p.h"
+
+QT_BEGIN_NAMESPACE
+
+bool QSslCertificate::operator==(const QSslCertificate &other) const
+{
+    if (d == other.d)
+        return true;
+    if (d->null && other.d->null)
+        return true;
+    return d->derData == other.d->derData;
+}
+
+bool QSslCertificate::isNull() const
+{
+    return d->null;
+}
+
+bool QSslCertificate::isSelfSigned() const
+{
+    if (d->null)
+        return false;
+
+    qWarning("QSslCertificate::isSelfSigned: This function does not check, whether the certificate \
+             is actually signed. It just checks whether issuer and subject are identical");
+    return d->subjectMatchesIssuer;
+}
+
+QByteArray QSslCertificate::version() const
+{
+    return d->versionString;
+}
+
+QByteArray QSslCertificate::serialNumber() const
+{
+    return d->serialNumberString;
+}
+
+QStringList QSslCertificate::issuerInfo(SubjectInfo info) const
+{
+    return issuerInfo(QSslCertificatePrivate::subjectInfoToString(info));
+}
+
+QStringList QSslCertificate::issuerInfo(const QByteArray &attribute) const
+{
+    return d->issuerInfo.values(attribute);
+}
+
+QStringList QSslCertificate::subjectInfo(SubjectInfo info) const
+{
+    return subjectInfo(QSslCertificatePrivate::subjectInfoToString(info));
+}
+
+QStringList QSslCertificate::subjectInfo(const QByteArray &attribute) const
+{
+    return d->subjectInfo.values(attribute);
+}
+
+QList<QByteArray> QSslCertificate::subjectInfoAttributes() const
+{
+    return d->subjectInfo.uniqueKeys();
+}
+
+QList<QByteArray> QSslCertificate::issuerInfoAttributes() const
+{
+    return d->issuerInfo.uniqueKeys();
+}
+
+QMultiMap<QSsl::AlternativeNameEntryType, QString> QSslCertificate::subjectAlternativeNames() const
+{
+    return d->subjectAlternativeNames;
+}
+
+QDateTime QSslCertificate::effectiveDate() const
+{
+    return d->notValidBefore;
+}
+
+QDateTime QSslCertificate::expiryDate() const
+{
+    return d->notValidAfter;
+}
+
+Qt::HANDLE QSslCertificate::handle() const
+{
+    Q_UNIMPLEMENTED();
+    return 0;
+}
+
+QSslKey QSslCertificate::publicKey() const
+{
+    QSslKey key;
+    key.d->type = QSsl::PublicKey;
+    if (d->publicKeyAlgorithm != QSsl::Opaque) {
+    key.d->algorithm = d->publicKeyAlgorithm;
+    key.d->decodeDer(d->publicKeyDerData, QByteArray());
+    }
+    return key;
+}
+
+QList<QSslCertificateExtension> QSslCertificate::extensions() const
+{
+    Q_UNIMPLEMENTED();
+    return QList<QSslCertificateExtension>();
+}
+
+#define BEGINCERTSTRING "-----BEGIN CERTIFICATE-----"
+#define ENDCERTSTRING "-----END CERTIFICATE-----"
+
+QByteArray QSslCertificate::toPem() const
+{
+    QByteArray array = toDer();
+
+    // Convert to Base64 - wrap at 64 characters.
+    array = array.toBase64();
+    QByteArray tmp;
+    for (int i = 0; i <= array.size() - 64; i += 64) {
+        tmp += QByteArray::fromRawData(array.data() + i, 64);
+        tmp += '\n';
+    }
+    if (int remainder = array.size() % 64) {
+        tmp += QByteArray::fromRawData(array.data() + array.size() - remainder, remainder);
+        tmp += '\n';
+    }
+
+    return BEGINCERTSTRING "\n" + tmp + ENDCERTSTRING "\n";
+}
+
+QByteArray QSslCertificate::toDer() const
+{
+    return d->derData;
+}
+
+QString QSslCertificate::toText() const
+{
+    Q_UNIMPLEMENTED();
+    return QString();
+}
+
+void QSslCertificatePrivate::init(const QByteArray &data, QSsl::EncodingFormat format)
+{
+    if (!data.isEmpty()) {
+        QList<QSslCertificate> certs = (format == QSsl::Pem)
+            ? certificatesFromPem(data, 1)
+            : certificatesFromDer(data, 1);
+        if (!certs.isEmpty()) {
+            *this = *certs.first().d;
+        }
+    }
+}
+
+static bool matchLineFeed(const QByteArray &pem, int *offset)
+{
+    char ch = 0;
+
+    // ignore extra whitespace at the end of the line
+    while (*offset < pem.size() && (ch = pem.at(*offset)) == ' ')
+        ++*offset;
+
+    if (ch == '\n') {
+        *offset += 1;
+        return true;
+    }
+    if (ch == '\r' && pem.size() > (*offset + 1) && pem.at(*offset + 1) == '\n') {
+        *offset += 2;
+        return true;
+    }
+    return false;
+}
+
+QList<QSslCertificate> QSslCertificatePrivate::certificatesFromPem(const QByteArray &pem, int count)
+{
+    QList<QSslCertificate> certificates;
+    int offset = 0;
+    while (count == -1 || certificates.size() < count) {
+        int startPos = pem.indexOf(BEGINCERTSTRING, offset);
+        if (startPos == -1)
+            break;
+        startPos += sizeof(BEGINCERTSTRING) - 1;
+        if (!matchLineFeed(pem, &startPos))
+            break;
+
+        int endPos = pem.indexOf(ENDCERTSTRING, startPos);
+        if (endPos == -1)
+            break;
+
+        offset = endPos + sizeof(ENDCERTSTRING) - 1;
+        if (offset < pem.size() && !matchLineFeed(pem, &offset))
+            break;
+
+        QByteArray decoded = QByteArray::fromBase64(
+            QByteArray::fromRawData(pem.data() + startPos, endPos - startPos));
+        certificates << certificatesFromDer(decoded, 1);;
+    }
+
+    return certificates;
+}
+
+QList<QSslCertificate> QSslCertificatePrivate::certificatesFromDer(const QByteArray &der, int count)
+{
+    QList<QSslCertificate> certificates;
+
+    QByteArray data = der;
+    while (count == -1 || certificates.size() < count) {
+        QSslCertificate cert;
+        if (!cert.d->parse(data))
+            break;
+
+        certificates << cert;
+        data.remove(0, cert.d->derData.size());
+    }
+
+    return certificates;
+}
+
+QT_END_NAMESPACE