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bugfix: check IPv6 support before IPv6 setup for OpenVPN (#1552)

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Mykola Baibuz 2025-05-02 23:52:59 -07:00 • committed by GitHub
parent 94fa5b59f3
commit 5bd88ac2e9
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3 changed files with 19 additions and 4 deletions
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12
client/core/networkUtilities.cpp
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@ -12,6 +12,7 @@
#include <winsock.h>
#include <QNetworkInterface>
#include "qendian.h"
#include <QSettings>
#endif
#ifdef Q_OS_LINUX
#include <arpa/inet.h>
@ -185,6 +186,17 @@ int NetworkUtilities::AdapterIndexTo(const QHostAddress& dst) {
return 0;
}
bool NetworkUtilities::checkIpv6Enabled() {
#ifdef Q_OS_WIN
QSettings RegHLM("HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\Tcpip6\\Parameters",
QSettings::NativeFormat);
int ret = RegHLM.value("DisabledComponents", 0).toInt();
qDebug() << "Check for Windows disabled IPv6 return " << ret;
return (ret != 255);
#endif
return true;
}
#ifdef Q_OS_WIN
DWORD GetAdaptersAddressesWrapper(const ULONG Family,
const ULONG Flags,