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QSslCertificate (generic) fill the extension's variant map

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When parsing subjectAltName extension to make it more like OpenSSL
counterpart.

Fixes: QTBUG-86830
Change-Id: If1a4e72ee0b19f2cf40aa53632f9ec1468178c3b
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
This commit is contained in:
Timur Pocheptsov 2020-10-15 13:08:59 +02:00
parent 1ccd99187c
commit aa6b865899
1 changed files with 18 additions and 2 deletions
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20
src/network/ssl/qsslcertificate_qt.cpp
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@ -402,10 +402,18 @@ bool QSslCertificatePrivate::parse(const QByteArray &data)
QSslCertificateExtension extension;
if (!parseExtension(elem.value(), &extension))
return false;
extensions << extension;
if (extension.oid() == QLatin1String("2.5.29.17")) {
// subjectAltName
// Note, parseExtension() returns true for this extensions,
// but considers it to be unsupported and assignes a useless
// value. OpenSSL also treats this extension as unsupported,
// but properly creates a map with 'name' and 'value' taken
// from the extension. We only support 'email', 'IP' and 'DNS',
// but this is what our subjectAlternativeNames map can contain
// anyway.
QVariantMap extValue;
QAsn1Element sanElem;
if (sanElem.read(extension.value().toByteArray()) && sanElem.type() == QAsn1Element::SequenceType) {
QDataStream nameStream(sanElem.value());
@ -414,9 +422,11 @@ bool QSslCertificatePrivate::parse(const QByteArray &data)
switch (nameElem.type()) {
case QAsn1Element::Rfc822NameType:
subjectAlternativeNames.insert(QSsl::EmailEntry, nameElem.toString());
extValue[QStringLiteral("email")] = nameElem.toString();
break;
case QAsn1Element::DnsNameType:
subjectAlternativeNames.insert(QSsl::DnsEntry, nameElem.toString());
extValue[QStringLiteral("DNS")] = nameElem.toString();
break;
case QAsn1Element::IpAddressType: {
QHostAddress ipAddress;
@ -431,16 +441,22 @@ bool QSslCertificatePrivate::parse(const QByteArray &data)
default: // Unknown IP address format
break;
}
if (!ipAddress.isNull())
if (!ipAddress.isNull()) {
subjectAlternativeNames.insert(QSsl::IpAddressEntry, ipAddress.toString());
extValue[QStringLiteral("IP")] = ipAddress.toString();
}
break;
}
default:
break;
}
}
extension.d->value = extValue;
extension.d->supported = true;
}
}
extensions << extension;
}
}
}