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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
// Qt-Security score:significant reason:default
#ifndef QNETWORKINTERFACEPRIVATE_H
#define QNETWORKINTERFACEPRIVATE_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtNetwork/private/qtnetworkglobal_p.h>
#include <QtNetwork/qnetworkinterface.h>
#include <QtCore/qatomic.h>
#include <QtCore/qdeadlinetimer.h>
#include <QtCore/qlist.h>
#include <QtCore/qstring.h>
#include <QtNetwork/qhostaddress.h>
#include <QtNetwork/qabstractsocket.h>
#include <private/qhostaddress_p.h>
#ifndef QT_NO_NETWORKINTERFACE
QT_BEGIN_NAMESPACE
class QNetworkAddressEntryPrivate
{
public:
QHostAddress address;
QHostAddress broadcast;
QDeadlineTimer preferredLifetime = QDeadlineTimer::Forever;
QDeadlineTimer validityLifetime = QDeadlineTimer::Forever;
QNetmask netmask;
bool lifetimeKnown = false;
QNetworkAddressEntry::DnsEligibilityStatus dnsEligibility = QNetworkAddressEntry::DnsEligibilityUnknown;
};
class QNetworkInterfacePrivate: public QSharedData
{
public:
QNetworkInterfacePrivate() : index(0)
{ }
~QNetworkInterfacePrivate()
{ }
int index; // interface index, if know
int mtu = 0;
QNetworkInterface::InterfaceFlags flags;
QNetworkInterface::InterfaceType type = QNetworkInterface::Unknown;
QString name;
QString friendlyName;
QString hardwareAddress;
QList<QNetworkAddressEntry> addressEntries;
static QString makeHwAddress(int len, uchar *data);
static void calculateDnsEligibility(QNetworkAddressEntry *entry, bool isTemporary,
bool isDeprecated)
{
// this implements an algorithm that yields the same results as Windows
// produces, for the same input (as far as I can test)
if (isTemporary || isDeprecated) {
entry->setDnsEligibility(QNetworkAddressEntry::DnsIneligible);
} else {
AddressClassification cl = QHostAddressPrivate::classify(entry->ip());
if (cl == LoopbackAddress || cl == LinkLocalAddress)
entry->setDnsEligibility(QNetworkAddressEntry::DnsIneligible);
else
entry->setDnsEligibility(QNetworkAddressEntry::DnsEligible);
}
}
private:
// disallow copying -- avoid detaching
QNetworkInterfacePrivate &operator=(const QNetworkInterfacePrivate &other);
QNetworkInterfacePrivate(const QNetworkInterfacePrivate &other);
};
class QNetworkInterfaceManager
{
public:
QNetworkInterfaceManager();
~QNetworkInterfaceManager();
QSharedDataPointer<QNetworkInterfacePrivate> interfaceFromName(const QString &name);
QSharedDataPointer<QNetworkInterfacePrivate> interfaceFromIndex(int index);
QList<QSharedDataPointer<QNetworkInterfacePrivate> > allInterfaces();
static uint interfaceIndexFromName(const QString &name);
static QString interfaceNameFromIndex(uint index);
// convenience:
QSharedDataPointer<QNetworkInterfacePrivate> empty;
private:
QList<QNetworkInterfacePrivate *> scan();
};
QT_END_NAMESPACE
#endif // QT_NO_NETWORKINTERFACE
#endif