/**
* @brief Sets the IPAddress of Active network connection.
* @param verbose Self expanatory.
* @return Returns true upon success.
* It first checks for already used interface, if it has, then use it and ignore all others.
* Then tries to get preferred active network interface from the network interface list.
* Upon success returns true, else false.
*/
bool wavrNetwork::getIPAddress(bool verbose) {
// If an interface is already being used, get it. Ignore all others
networkInterface = QNetworkInterface::interfaceFromName(interfaceName);
if(networkInterface.isValid()) {
QNetworkAddressEntry addressEntry;
if(isInterfaceUp(&networkInterface) && getIPAddress(&networkInterface, &addressEntry)) {
ipAddress = addressEntry.ip().toString();
subnetMask = addressEntry.netmask().toString();
return true;
}
ipAddress = QString::null;
subnetMask = QString::null;
return false;
}
// Currently, not using preferred connection, since using preferred connection is not
// working properly.
// Get the preferred interface name from settings if checking for the first time
//if(szInterfaceName.isNull())
// szInterfaceName = pSettings->value(IDS_CONNECTION, IDS_CONNECTION_VAL).toString();
//bool usePreferred = (szInterfaceName.compare(IDS_CONNECTION_VAL, Qt::CaseInsensitive) != 0);
bool usePreferred = false;
wavrTrace::write("Checking for active network interface...", verbose);
// get a list of all network interfaces available in the system
QList<QNetworkInterface> allInterfaces = QNetworkInterface::allInterfaces();
bool activeFound = false;
// return the preferred interface if it is active
for(int index = 0; index < allInterfaces.count(); index++) {
// Skip to the next interface if it is not the preferred one
// Checked only if searching for the preferred adapter
if(usePreferred && interfaceName.compare(allInterfaces[index].name()) != 0)
continue;
if(isInterfaceUp(&allInterfaces[index])) {
activeFound = true;
wavrTrace::write("Active network interface found: " + allInterfaces[index].humanReadableName(),
verbose);
QNetworkAddressEntry addressEntry;
if(getIPAddress(&allInterfaces[index], &addressEntry)) {
ipAddress = addressEntry.ip().toString();
subnetMask = addressEntry.netmask().toString();
networkInterface = allInterfaces[index];
interfaceName = allInterfaces[index].name();
return true;
}
}
}
wavrTrace::write(QString("Warning: ") + (activeFound ? "No IP address found" : "No active network interface found"),
verbose);
ipAddress = QString::null;
subnetMask = QString::null;
return false;
}
void tst_QNetworkAddressEntry::prefixAndNetmask()
{
QFETCH(QHostAddress, ip);
QFETCH(QHostAddress, netmask);
QFETCH(int, prefix);
QNetworkAddressEntry entry;
// first, without setting the IP, all must be invalid:
entry.setNetmask(netmask);
QVERIFY(entry.netmask().isNull());
entry.setPrefixLength(prefix);
QCOMPARE(entry.prefixLength(), -1);
// set the IP:
entry.setIp(ip);
// set the netmask:
if (!netmask.isNull()) {
entry.setNetmask(netmask);
// was it a valid one?
if (prefix != -1) {
QVERIFY(!entry.netmask().isNull());
QCOMPARE(entry.netmask(), netmask);
QCOMPARE(entry.prefixLength(), prefix);
} else {
// not valid
QVERIFY(entry.netmask().isNull());
QCOMPARE(entry.prefixLength(), -1);
}
}
entry.setNetmask(QHostAddress());
QVERIFY(entry.netmask().isNull());
QCOMPARE(entry.prefixLength(), -1);
// set the prefix
if (prefix != -1) {
entry.setPrefixLength(prefix);
// was it a valid one?
if (!netmask.isNull()) {
QVERIFY(!entry.netmask().isNull());
QCOMPARE(entry.netmask(), netmask);
QCOMPARE(entry.prefixLength(), prefix);
} else {
// not valid
QVERIFY(entry.netmask().isNull());
QCOMPARE(entry.prefixLength(), -1);
}
}
entry.setPrefixLength(-1);
QVERIFY(entry.netmask().isNull());
QCOMPARE(entry.prefixLength(), -1);
}
void tst_QNetworkAddressEntry::getSetCheck()
{
QNetworkAddressEntry entry;
QVERIFY(entry.ip().isNull());
QVERIFY(entry.netmask().isNull());
QVERIFY(entry.broadcast().isNull());
QCOMPARE(entry.prefixLength(), -1);
entry.setIp(QHostAddress::LocalHost);
QCOMPARE(entry.ip(), QHostAddress(QHostAddress::LocalHost));
entry.setIp(QHostAddress());
QVERIFY(entry.ip().isNull());
entry.setBroadcast(QHostAddress::LocalHost);
QCOMPARE(entry.broadcast(), QHostAddress(QHostAddress::LocalHost));
entry.setBroadcast(QHostAddress());
QVERIFY(entry.broadcast().isNull());
// netmask and prefix length tested in the next test
entry.setIp(QHostAddress::LocalHost);
entry.setBroadcast(QHostAddress::LocalHost);
QNetworkAddressEntry entry2;
QVERIFY(entry != entry2);
QVERIFY(!(entry == entry2));
entry = entry2;
QCOMPARE(entry, entry2);
QVERIFY(entry == entry);
QVERIFY(!(entry != entry2));
}
static QList<QNetworkInterfacePrivate *> interfaceListing()
{
TInt err(KErrNone);
QList<QNetworkInterfacePrivate *> interfaces;
QList<QHostAddress> addressesWithEstimatedNetmasks;
// Open dummy socket for interface queries
RSocket socket;
err = socket.Open(qt_symbianGetSocketServer(), _L("udp"));
if (err) {
return interfaces;
}
// Ask socket to start enumerating interfaces
err = socket.SetOpt(KSoInetEnumInterfaces, KSolInetIfCtrl);
if (err) {
socket.Close();
return interfaces;
}
int ifindex = 0;
TPckgBuf<TSoInetInterfaceInfo> infoPckg;
TSoInetInterfaceInfo &info = infoPckg();
while (socket.GetOpt(KSoInetNextInterface, KSolInetIfCtrl, infoPckg) == KErrNone) {
if (info.iName != KNullDesC) {
TName address;
QNetworkAddressEntry entry;
QNetworkInterfacePrivate *iface = 0;
iface = new QNetworkInterfacePrivate;
iface->index = ifindex++;
interfaces << iface;
iface->name = qt_TDesC2QString(info.iName);
iface->flags = convertFlags(info);
if (/*info.iFeatures&KIfHasHardwareAddr &&*/ info.iHwAddr.Family() != KAFUnspec) {
for (TInt i = sizeof(SSockAddr); i < sizeof(SSockAddr) + info.iHwAddr.GetUserLen(); i++) {
address.AppendNumFixedWidth(info.iHwAddr[i], EHex, 2);
if ((i + 1) < sizeof(SSockAddr) + info.iHwAddr.GetUserLen())
address.Append(_L(":"));
}
address.UpperCase();
iface->hardwareAddress = qt_TDesC2QString(address);
}
// Get the address of the interface
entry.setIp(qt_QHostAddressFromTInetAddr(info.iAddress));
#if defined(QNETWORKINTERFACE_DEBUG)
qDebug() << "address is" << info.iAddress.Family() << entry.ip();
qDebug() << "netmask is" << info.iNetMask.Family() << qt_QHostAddressFromTInetAddr( info.iNetMask );
#endif
// Get the interface netmask
if (info.iNetMask.IsUnspecified()) {
// For some reason netmask is always 0.0.0.0 for IPv4 interfaces
// and loopback interfaces (which we statically know)
if (info.iAddress.IsV4Mapped()) {
if (info.iFeatures & KIfIsLoopback) {
entry.setPrefixLength(32);
} else {
// Workaround: Let Symbian determine netmask based on IP address class (IPv4 only API)
TInetAddr netmask;
netmask.NetMask(info.iAddress);
entry.setNetmask(QHostAddress(netmask.Address())); //binary convert v4 address
addressesWithEstimatedNetmasks << entry.ip();
#if defined(QNETWORKINTERFACE_DEBUG)
qDebug() << "address class determined netmask" << entry.netmask();
#endif
}
} else {
// For IPv6 interfaces
if (info.iFeatures & KIfIsLoopback) {
entry.setPrefixLength(128);
} else if (info.iNetMask.IsUnspecified()) {
//Don't see this error for IPv6, but try to handle it if it happens
entry.setPrefixLength(64); //most common
#if defined(QNETWORKINTERFACE_DEBUG)
qDebug() << "total guess netmask" << entry.netmask();
#endif
addressesWithEstimatedNetmasks << entry.ip();
}
}
} else {
//Expected code path for IPv6 non loopback interfaces (IPv4 could come here if symbian is fixed)
entry.setNetmask(qt_QHostAddressFromTInetAddr(info.iNetMask));
#if defined(QNETWORKINTERFACE_DEBUG)
qDebug() << "reported netmask" << entry.netmask();
#endif
}
// broadcast address is determined from the netmask in postProcess()
// Add new entry to interface address entries
iface->addressEntries << entry;
#if defined(QNETWORKINTERFACE_DEBUG)
qDebug("\n Found network interface %s, interface flags:\n\
IsUp = %d, IsRunning = %d, CanBroadcast = %d,\n\
IsLoopBack = %d, IsPointToPoint = %d, CanMulticast = %d, \n\
ip = %s, netmask = %s, broadcast = %s,\n\
hwaddress = %s",
iface->name.toLatin1().constData(),
iface->flags & QNetworkInterface::IsUp, iface->flags & QNetworkInterface::IsRunning, iface->flags & QNetworkInterface::CanBroadcast,
iface->flags & QNetworkInterface::IsLoopBack, iface->flags & QNetworkInterface::IsPointToPoint, iface->flags & QNetworkInterface::CanMulticast,
entry.ip().toString().toLatin1().constData(), entry.netmask().toString().toLatin1().constData(), entry.broadcast().toString().toLatin1().constData(),
iface->hardwareAddress.toLatin1().constData());
#endif
}
}
static QList<QNetworkInterfacePrivate *> interfaceListing()
{
TInt err(KErrNone);
QList<QNetworkInterfacePrivate *> interfaces;
// Connect to Native socket server
RSocketServ socketServ;
err = socketServ.Connect();
if (err)
return interfaces;
// Open dummy socket for interface queries
RSocket socket;
err = socket.Open(socketServ, _L("udp"));
if (err) {
socketServ.Close();
return interfaces;
}
// Ask socket to start enumerating interfaces
err = socket.SetOpt(KSoInetEnumInterfaces, KSolInetIfCtrl);
if (err) {
socket.Close();
socketServ.Close();
return interfaces;
}
int ifindex = 0;
TPckgBuf<TSoInetInterfaceInfo> infoPckg;
TSoInetInterfaceInfo &info = infoPckg();
while (socket.GetOpt(KSoInetNextInterface, KSolInetIfCtrl, infoPckg) == KErrNone) {
// Do not include IPv6 addresses because netmask and broadcast address cannot be determined correctly
if (info.iName != KNullDesC && info.iAddress.IsV4Mapped()) {
TName address;
QNetworkAddressEntry entry;
QNetworkInterfacePrivate *iface = 0;
iface = new QNetworkInterfacePrivate;
iface->index = ifindex++;
interfaces << iface;
iface->name = qt_TDesC2QString(info.iName);
iface->flags = convertFlags(info);
if (/*info.iFeatures&KIfHasHardwareAddr &&*/ info.iHwAddr.Family() != KAFUnspec) {
for (TInt i = sizeof(SSockAddr); i < sizeof(SSockAddr) + info.iHwAddr.GetUserLen(); i++) {
address.AppendNumFixedWidth(info.iHwAddr[i], EHex, 2);
if ((i + 1) < sizeof(SSockAddr) + info.iHwAddr.GetUserLen())
address.Append(_L(":"));
}
address.UpperCase();
iface->hardwareAddress = qt_TDesC2QString(address);
}
// Get the address of the interface
info.iAddress.Output(address);
entry.setIp(QHostAddress(qt_TDesC2QString(address)));
// Get the interface netmask
// For some reason netmask is always 0.0.0.0
// info.iNetMask.Output(address);
// entry.setNetmask( QHostAddress( qt_TDesC2QString( address ) ) );
// Workaround: Let Symbian determine netmask based on IP address class
// TODO: Works only for IPv4 - Task: 259128 Implement IPv6 support
TInetAddr netmask;
netmask.NetMask(info.iAddress);
netmask.Output(address);
entry.setNetmask(QHostAddress(qt_TDesC2QString(address)));
// Get the interface broadcast address
if (iface->flags & QNetworkInterface::CanBroadcast) {
// For some reason broadcast address is always 0.0.0.0
// info.iBrdAddr.Output(address);
// entry.setBroadcast( QHostAddress( qt_TDesC2QString( address ) ) );
// Workaround: Let Symbian determine broadcast address based on IP address
// TODO: Works only for IPv4 - Task: 259128 Implement IPv6 support
TInetAddr broadcast;
broadcast.NetBroadcast(info.iAddress);
broadcast.Output(address);
entry.setBroadcast(QHostAddress(qt_TDesC2QString(address)));
}
// Add new entry to interface address entries
iface->addressEntries << entry;
#if defined(QNETWORKINTERFACE_DEBUG)
printf("\n Found network interface %s, interface flags:\n\
IsUp = %d, IsRunning = %d, CanBroadcast = %d,\n\
IsLoopBack = %d, IsPointToPoint = %d, CanMulticast = %d, \n\
ip = %s, netmask = %s, broadcast = %s,\n\
hwaddress = %s",
iface->name.toLatin1().constData(),
iface->flags & QNetworkInterface::IsUp, iface->flags & QNetworkInterface::IsRunning, iface->flags & QNetworkInterface::CanBroadcast,
iface->flags & QNetworkInterface::IsLoopBack, iface->flags & QNetworkInterface::IsPointToPoint, iface->flags & QNetworkInterface::CanMulticast,
entry.ip().toString().toLatin1().constData(), entry.netmask().toString().toLatin1().constData(), entry.broadcast().toString().toLatin1().constData(),
iface->hardwareAddress.toLatin1().constData());
#endif
}
}