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-rw-r--r--src/network/ssl/qasn1element.cpp391
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diff --git a/src/network/ssl/qasn1element.cpp b/src/network/ssl/qasn1element.cpp
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index 65a0e08961..0000000000
--- a/src/network/ssl/qasn1element.cpp
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-/****************************************************************************
-**
-** 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 "qasn1element_p.h"
-
-#include <QtCore/qdatastream.h>
-#include <QtCore/qdatetime.h>
-#include <QtCore/qlist.h>
-#include <QDebug>
-
-#include <limits>
-
-QT_BEGIN_NAMESPACE
-
-typedef QMap<QByteArray, QByteArray> OidNameMap;
-static OidNameMap createOidMap()
-{
- OidNameMap oids;
- // used by unit tests
- oids.insert(oids.cend(), QByteArrayLiteral("0.9.2342.19200300.100.1.5"), QByteArrayLiteral("favouriteDrink"));
- oids.insert(oids.cend(), QByteArrayLiteral("1.2.840.113549.1.9.1"), QByteArrayLiteral("emailAddress"));
- oids.insert(oids.cend(), QByteArrayLiteral("1.3.6.1.5.5.7.1.1"), QByteArrayLiteral("authorityInfoAccess"));
- oids.insert(oids.cend(), QByteArrayLiteral("1.3.6.1.5.5.7.48.1"), QByteArrayLiteral("OCSP"));
- oids.insert(oids.cend(), QByteArrayLiteral("1.3.6.1.5.5.7.48.2"), QByteArrayLiteral("caIssuers"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.29.14"), QByteArrayLiteral("subjectKeyIdentifier"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.29.15"), QByteArrayLiteral("keyUsage"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.29.17"), QByteArrayLiteral("subjectAltName"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.29.19"), QByteArrayLiteral("basicConstraints"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.29.35"), QByteArrayLiteral("authorityKeyIdentifier"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.10"), QByteArrayLiteral("O"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.11"), QByteArrayLiteral("OU"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.12"), QByteArrayLiteral("title"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.13"), QByteArrayLiteral("description"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.17"), QByteArrayLiteral("postalCode"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.3"), QByteArrayLiteral("CN"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.4"), QByteArrayLiteral("SN"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.41"), QByteArrayLiteral("name"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.42"), QByteArrayLiteral("GN"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.43"), QByteArrayLiteral("initials"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.46"), QByteArrayLiteral("dnQualifier"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.5"), QByteArrayLiteral("serialNumber"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.6"), QByteArrayLiteral("C"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.7"), QByteArrayLiteral("L"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.8"), QByteArrayLiteral("ST"));
- oids.insert(oids.cend(), QByteArrayLiteral("2.5.4.9"), QByteArrayLiteral("street"));
- return oids;
-}
-Q_GLOBAL_STATIC_WITH_ARGS(OidNameMap, oidNameMap, (createOidMap()))
-
-QAsn1Element::QAsn1Element(quint8 type, const QByteArray &value)
- : mType(type)
- , mValue(value)
-{
-}
-
-bool QAsn1Element::read(QDataStream &stream)
-{
- // type
- quint8 tmpType;
- stream >> tmpType;
- if (!tmpType)
- return false;
-
- // length
- quint64 length = 0;
- quint8 first;
- stream >> first;
- if (first & 0x80) {
- // long form
- const quint8 bytes = (first & 0x7f);
- if (bytes > 7)
- return false;
-
- quint8 b;
- for (int i = 0; i < bytes; i++) {
- stream >> b;
- length = (length << 8) | b;
- }
- } else {
- // short form
- length = (first & 0x7f);
- }
-
- if (length > quint64(std::numeric_limits<int>::max()))
- return false;
- // value
- QByteArray tmpValue;
- tmpValue.resize(length);
- int count = stream.readRawData(tmpValue.data(), tmpValue.size());
- if (count != int(length))
- return false;
-
- mType = tmpType;
- mValue.swap(tmpValue);
- return true;
-}
-
-bool QAsn1Element::read(const QByteArray &data)
-{
- QDataStream stream(data);
- return read(stream);
-}
-
-void QAsn1Element::write(QDataStream &stream) const
-{
- // type
- stream << mType;
-
- // length
- qint64 length = mValue.size();
- if (length >= 128) {
- // long form
- quint8 encodedLength = 0x80;
- QByteArray ba;
- while (length) {
- ba.prepend(quint8((length & 0xff)));
- length >>= 8;
- encodedLength += 1;
- }
- stream << encodedLength;
- stream.writeRawData(ba.data(), ba.size());
- } else {
- // short form
- stream << quint8(length);
- }
-
- // value
- stream.writeRawData(mValue.data(), mValue.size());
-}
-
-QAsn1Element QAsn1Element::fromBool(bool val)
-{
- return QAsn1Element(QAsn1Element::BooleanType,
- QByteArray(1, val ? 0xff : 0x00));
-}
-
-QAsn1Element QAsn1Element::fromInteger(unsigned int val)
-{
- QAsn1Element elem(QAsn1Element::IntegerType);
- while (val > 127) {
- elem.mValue.prepend(val & 0xff);
- val >>= 8;
- }
- elem.mValue.prepend(val & 0x7f);
- return elem;
-}
-
-QAsn1Element QAsn1Element::fromVector(const QList<QAsn1Element> &items)
-{
- QAsn1Element seq;
- seq.mType = SequenceType;
- QDataStream stream(&seq.mValue, QDataStream::WriteOnly);
- for (auto it = items.cbegin(), end = items.cend(); it != end; ++it)
- it->write(stream);
- return seq;
-}
-
-QAsn1Element QAsn1Element::fromObjectId(const QByteArray &id)
-{
- QAsn1Element elem;
- elem.mType = ObjectIdentifierType;
- const QList<QByteArray> bits = id.split('.');
- Q_ASSERT(bits.size() > 2);
- elem.mValue += quint8((bits[0].toUInt() * 40 + bits[1].toUInt()));
- for (int i = 2; i < bits.size(); ++i) {
- char buffer[std::numeric_limits<unsigned int>::digits / 7 + 2];
- char *pBuffer = buffer + sizeof(buffer);
- *--pBuffer = '\0';
- unsigned int node = bits[i].toUInt();
- *--pBuffer = quint8((node & 0x7f));
- node >>= 7;
- while (node) {
- *--pBuffer = quint8(((node & 0x7f) | 0x80));
- node >>= 7;
- }
- elem.mValue += pBuffer;
- }
- return elem;
-}
-
-bool QAsn1Element::toBool(bool *ok) const
-{
- if (*this == fromBool(true)) {
- if (ok)
- *ok = true;
- return true;
- } else if (*this == fromBool(false)) {
- if (ok)
- *ok = true;
- return false;
- } else {
- if (ok)
- *ok = false;
- return false;
- }
-}
-
-QDateTime QAsn1Element::toDateTime() const
-{
- QDateTime result;
-
- if (mValue.size() != 13 && mValue.size() != 15)
- return result;
-
- // QDateTime::fromString is lenient and accepts +- signs in front
- // of the year; but ASN.1 doesn't allow them.
- const auto isAsciiDigit = [](char c)
- {
- return c >= '0' && c <= '9';
- };
-
- if (!isAsciiDigit(mValue[0]))
- return result;
-
- // Timezone must be present, and UTC
- if (mValue.back() != 'Z')
- return result;
-
- // In addition, check that we only have digits representing the
- // date/time. This should not really be necessary (there's no such
- // thing as negative months/days/etc.); it's a workaround for
- // QTBUG-84349.
- if (!std::all_of(mValue.begin(), mValue.end() - 1, isAsciiDigit))
- return result;
-
- if (mType == UtcTimeType && mValue.size() == 13) {
- result = QDateTime::fromString(QString::fromLatin1(mValue),
- QStringLiteral("yyMMddHHmmsst"));
- if (!result.isValid())
- return result;
-
- Q_ASSERT(result.timeSpec() == Qt::UTC);
-
- QDate date = result.date();
-
- // RFC 2459:
- // Where YY is greater than or equal to 50, the year shall be
- // interpreted as 19YY; and
- //
- // Where YY is less than 50, the year shall be interpreted as 20YY.
- //
- // QDateTime interprets the 'yy' format as 19yy, so we may need to adjust
- // the year (bring it in the [1950, 2049] range).
- if (date.year() < 1950)
- result.setDate(date.addYears(100));
-
- Q_ASSERT(result.date().year() >= 1950);
- Q_ASSERT(result.date().year() <= 2049);
- } else if (mType == GeneralizedTimeType && mValue.size() == 15) {
- result = QDateTime::fromString(QString::fromLatin1(mValue),
- QStringLiteral("yyyyMMddHHmmsst"));
- }
-
- return result;
-}
-
-QMultiMap<QByteArray, QString> QAsn1Element::toInfo() const
-{
- QMultiMap<QByteArray, QString> info;
- QAsn1Element elem;
- QDataStream issuerStream(mValue);
- while (elem.read(issuerStream) && elem.mType == QAsn1Element::SetType) {
- QAsn1Element issuerElem;
- QDataStream setStream(elem.mValue);
- if (issuerElem.read(setStream) && issuerElem.mType == QAsn1Element::SequenceType) {
- const auto elems = issuerElem.toList();
- if (elems.size() == 2) {
- const QByteArray key = elems.front().toObjectName();
- if (!key.isEmpty())
- info.insert(key, elems.back().toString());
- }
- }
- }
- return info;
-}
-
-qint64 QAsn1Element::toInteger(bool *ok) const
-{
- if (mType != QAsn1Element::IntegerType || mValue.isEmpty()) {
- if (ok)
- *ok = false;
- return 0;
- }
-
- // NOTE: negative numbers are not handled
- if (mValue.at(0) & 0x80) {
- if (ok)
- *ok = false;
- return 0;
- }
-
- qint64 value = mValue.at(0) & 0x7f;
- for (int i = 1; i < mValue.size(); ++i)
- value = (value << 8) | quint8(mValue.at(i));
-
- if (ok)
- *ok = true;
- return value;
-}
-
-QList<QAsn1Element> QAsn1Element::toList() const
-{
- QList<QAsn1Element> items;
- if (mType == SequenceType) {
- QAsn1Element elem;
- QDataStream stream(mValue);
- while (elem.read(stream))
- items << elem;
- }
- return items;
-}
-
-QByteArray QAsn1Element::toObjectId() const
-{
- QByteArray key;
- if (mType == ObjectIdentifierType && !mValue.isEmpty()) {
- quint8 b = mValue.at(0);
- key += QByteArray::number(b / 40) + '.' + QByteArray::number (b % 40);
- unsigned int val = 0;
- for (int i = 1; i < mValue.size(); ++i) {
- b = mValue.at(i);
- val = (val << 7) | (b & 0x7f);
- if (!(b & 0x80)) {
- key += '.' + QByteArray::number(val);
- val = 0;
- }
- }
- }
- return key;
-}
-
-QByteArray QAsn1Element::toObjectName() const
-{
- QByteArray key = toObjectId();
- return oidNameMap->value(key, key);
-}
-
-QString QAsn1Element::toString() const
-{
- // Detect embedded NULs and reject
- if (qstrlen(mValue) < uint(mValue.size()))
- return QString();
-
- if (mType == PrintableStringType || mType == TeletexStringType
- || mType == Rfc822NameType || mType == DnsNameType
- || mType == UniformResourceIdentifierType)
- return QString::fromLatin1(mValue, mValue.size());
- if (mType == Utf8StringType)
- return QString::fromUtf8(mValue, mValue.size());
-
- return QString();
-}
-
-QT_END_NAMESPACE
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