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QTlsBackend: Find mismatches faster in ciphersuite-string creation 

Change-Id: I5744fc3673e8d318b8dd859a281ed0e766649578
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>
bb10
Mårten Nordheim 2021-06-24 14:01:35 +02:00
parent bb93c641a2
commit 8b4fa1774e
1 changed files with 16 additions and 10 deletions
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26
src/network/ssl/qtlsbackend.cpp
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@ -805,19 +805,25 @@ QSslCipher QTlsBackend::createCiphersuite(const QString &descriptionOneLine, int
ciph.d->isNull = false;
ciph.d->name = descriptionList.at(0).toString();
QString protoString = descriptionList.at(1).toString();
ciph.d->protocolString = protoString;
QStringView protoString = descriptionList.at(1);
ciph.d->protocolString = protoString.toString();
ciph.d->protocol = QSsl::UnknownProtocol;
QT_WARNING_PUSH
QT_WARNING_DISABLE_DEPRECATED
if (protoString == QLatin1String("TLSv1"))
ciph.d->protocol = QSsl::TlsV1_0;
else if (protoString == QLatin1String("TLSv1.1"))
ciph.d->protocol = QSsl::TlsV1_1;
else if (protoString == QLatin1String("TLSv1.2"))
ciph.d->protocol = QSsl::TlsV1_2;
else if (protoString == QLatin1String("TLSv1.3"))
ciph.d->protocol = QSsl::TlsV1_3;
if (protoString.startsWith(u"TLSv1")) {
QStringView tail = protoString.sliced(5);
if (tail.startsWith(u'.')) {
tail = tail.sliced(1);
if (tail == u"3")
ciph.d->protocol = QSsl::TlsV1_3;
else if (tail == u"2")
ciph.d->protocol = QSsl::TlsV1_2;
else if (tail == u"1")
ciph.d->protocol = QSsl::TlsV1_1;
} else if (tail.isEmpty()) {
ciph.d->protocol = QSsl::TlsV1_0;
}
}
QT_WARNING_POP
if (descriptionList.at(2).startsWith(QLatin1String("Kx=")))