Secure Transport - make it work on OS X 10.7

SSLSetProtocolVersionMin/Max were introduced _only_ in 10.8 and
we need a workaround for 10.7 - use SSLSetProtocolVersion or SSLSetProtocolVersionEnabled.

Change-Id: I4b7ed9fda21e2c374a98fd777253280e8013ffde
Reviewed-by: Morten Johan Sørvig <morten.sorvig@theqtcompany.com>
bb10
Timur Pocheptsov 2015-09-29 14:40:48 +02:00 committed by Morten Johan Sørvig
parent 7cfc24f72a
commit 2010eff9d7
1 changed files with 214 additions and 81 deletions

View File

@ -107,7 +107,7 @@ static void qt_releaseSecureTransportContext(SSLContextRef context)
} else {
#else
{
#endif
#endif // QT_MAC_PLATFORM_...
const OSStatus errCode = SSLDisposeContext(context);
if (errCode != noErr)
qCWarning(lcSsl) << "SSLDisposeContext failed with error:" << errCode;
@ -115,6 +115,206 @@ static void qt_releaseSecureTransportContext(SSLContextRef context)
#endif // !Q_OS_OSX
}
static bool qt_setSessionProtocol(SSLContextRef context, const QSslConfigurationPrivate &configuration,
QTcpSocket *plainSocket)
{
Q_ASSERT(context);
#ifndef QSSLSOCKET_DEBUG
Q_UNUSED(plainSocket)
#endif
OSStatus err = noErr;
#if QT_MAC_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_10_8, __IPHONE_5_0)
if (configuration.protocol == QSsl::SslV3) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : SSLv3";
#endif
err = SSLSetProtocolVersionMin(context, kSSLProtocol3);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kSSLProtocol3);
} else if (configuration.protocol == QSsl::TlsV1_0) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.0";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol1);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol1);
} else if (configuration.protocol == QSsl::TlsV1_1) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.1";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol11);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol11);
} else if (configuration.protocol == QSsl::TlsV1_2) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol12);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::AnyProtocol) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : any";
#endif
// kSSLProtocol3, since kSSLProtocol2 is disabled:
err = SSLSetProtocolVersionMin(context, kSSLProtocol3);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1SslV3) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : SSLv3 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kSSLProtocol3);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::SecureProtocols) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol1);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1_0OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol1);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1_1OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol11);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1_2OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol12);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "no protocol version found in the configuration";
#endif
return false;
}
#endif
return err == noErr;
}
#ifdef Q_OS_OSX
static bool qt_setSessionProtocolOSX(SSLContextRef context, const QSslConfigurationPrivate &configuration,
QTcpSocket *plainSocket)
{
// This function works with (now) deprecated API that does not even exist on
// iOS but is the only API we have on OS X below 10.8
// Without SSLSetProtocolVersionMin/Max functions it's quite difficult
// to have the required result:
// If we use SSLSetProtocolVersion - any constant except the ones with 'Only' suffix -
// allows a negotiation and we can not set the lower limit.
// SSLSetProtocolVersionEnabled supports only a limited subset of constants, if you believe their docs:
// kSSLProtocol2
// kSSLProtocol3
// kTLSProtocol1
// kSSLProtocolAll
// Here we can only have a look into the SecureTransport's code and hope that what we see there
// and what we have on 10.7 is similar:
// SSLSetProtocoLVersionEnabled actually accepts other constants also,
// called twice with two different protocols it sets a range,
// called once with a protocol (when all protocols were disabled)
// - only this protocol is enabled (without a lower limit negotiation).
Q_ASSERT(context);
#ifndef QSSLSOCKET_DEBUG
Q_UNUSED(plainSocket)
#endif
OSStatus err = noErr;
// First, disable ALL:
if (SSLSetProtocolVersionEnabled(context, kSSLProtocolAll, false) != noErr)
return false;
if (configuration.protocol == QSsl::SslV3) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : SSLv3";
#endif
err = SSLSetProtocolVersion(context, kSSLProtocol3Only);
} else if (configuration.protocol == QSsl::TlsV1_0) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.0";
#endif
err = SSLSetProtocolVersion(context, kTLSProtocol1Only);
} else if (configuration.protocol == QSsl::TlsV1_1) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.1";
#endif
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol11, true);
} else if (configuration.protocol == QSsl::TlsV1_2) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.2";
#endif
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol12, true);
} else if (configuration.protocol == QSsl::AnyProtocol) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : any";
#endif
err = SSLSetProtocolVersionEnabled(context, kSSLProtocolAll, true);
} else if (configuration.protocol == QSsl::TlsV1SslV3) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : SSLv3 - TLSv1.2";
#endif
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol12, true);
if (err == noErr)
err = SSLSetProtocolVersionEnabled(context, kSSLProtocol3, true);
} else if (configuration.protocol == QSsl::SecureProtocols) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol12, true);
if (err == noErr)
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol1, true);
} else if (configuration.protocol == QSsl::TlsV1_0OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol12, true);
if (err == noErr)
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol1, true);
} else if (configuration.protocol == QSsl::TlsV1_1OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol12, true);
if (err == noErr)
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol11, true);
} else if (configuration.protocol == QSsl::TlsV1_2OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.2";
#endif
err = SSLSetProtocolVersionEnabled(context, kTLSProtocol12, true);
} else {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "no protocol version found in the configuration";
#endif
return false;
}
return err == noErr;
}
#endif // Q_OS_OSX
QSecureTransportContext::QSecureTransportContext(SSLContextRef c)
: context(c)
{
@ -927,8 +1127,6 @@ bool QSslSocketBackendPrivate::setSessionProtocol()
{
Q_ASSERT_X(context, Q_FUNC_INFO, "invalid SSL context (null)");
OSStatus err = noErr;
// QSsl::SslV2 == kSSLProtocol2 is disabled in secure transport and
// always fails with errSSLIllegalParam:
// if (version < MINIMUM_STREAM_VERSION || version > MAXIMUM_STREAM_VERSION)
@ -939,85 +1137,20 @@ bool QSslSocketBackendPrivate::setSessionProtocol()
return false;
}
if (configuration.protocol == QSsl::SslV3) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : SSLv3";
#endif
err = SSLSetProtocolVersionMin(context, kSSLProtocol3);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kSSLProtocol3);
} else if (configuration.protocol == QSsl::TlsV1_0) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.0";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol1);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol1);
} else if (configuration.protocol == QSsl::TlsV1_1) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.1";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol11);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol11);
} else if (configuration.protocol == QSsl::TlsV1_2) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol12);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::AnyProtocol) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : any";
#endif
// kSSLProtocol3, since kSSLProtocol2 is disabled:
err = SSLSetProtocolVersionMin(context, kSSLProtocol3);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1SslV3) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : SSLv3 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kSSLProtocol3);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::SecureProtocols) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol1);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1_0OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol1);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1_1OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.1 - TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol11);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else if (configuration.protocol == QSsl::TlsV1_2OrLater) {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "requesting : TLSv1.2";
#endif
err = SSLSetProtocolVersionMin(context, kTLSProtocol12);
if (err == noErr)
err = SSLSetProtocolVersionMax(context, kTLSProtocol12);
} else {
#ifdef QSSLSOCKET_DEBUG
qCDebug(lcSsl) << plainSocket << "no protocol version found in the configuration";
#endif
return false;
}
#ifndef Q_OS_OSX
return qt_setSessionProtocol(context, configuration, plainSocket);
#else
return err == noErr;
#if QT_MAC_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_10_8, __IPHONE_NA)
if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_8) {
return qt_setSessionProtocol(context, configuration, plainSocket);
} else {
#else
{
#endif
return qt_setSessionProtocolOSX(context, configuration, plainSocket);
}
#endif
}
bool QSslSocketBackendPrivate::canIgnoreTrustVerificationFailure() const