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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtNetwork of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
//#define QNETWORKINTERFACE_DEBUG
#include "qnetworkinterface.h"
#include "qnetworkinterface_p.h"
#include "../corelib/kernel/qcore_symbian_p.h"
#ifndef QT_NO_NETWORKINTERFACE
#include <in_sock.h>
#include <in_iface.h>
#include <es_sock.h>
QT_BEGIN_NAMESPACE
static QNetworkInterface::InterfaceFlags convertFlags(const TSoInetInterfaceInfo& aInfo)
{
QNetworkInterface::InterfaceFlags flags = 0;
flags |= (aInfo.iState == EIfUp) ? QNetworkInterface::IsUp : QNetworkInterface::InterfaceFlag(0);
// We do not have separate flag for running in Symbian OS
flags |= (aInfo.iState == EIfUp) ? QNetworkInterface::IsRunning : QNetworkInterface::InterfaceFlag(0);
flags |= (aInfo.iFeatures & KIfCanBroadcast) ? QNetworkInterface::CanBroadcast : QNetworkInterface::InterfaceFlag(0);
flags |= (aInfo.iFeatures & KIfIsLoopback) ? QNetworkInterface::IsLoopBack : QNetworkInterface::InterfaceFlag(0);
flags |= (aInfo.iFeatures & KIfIsPointToPoint) ? QNetworkInterface::IsPointToPoint : QNetworkInterface::InterfaceFlag(0);
flags |= (aInfo.iFeatures & KIfCanMulticast) ? QNetworkInterface::CanMulticast : QNetworkInterface::InterfaceFlag(0);
return flags;
}
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
}
}
// we will try to use routing info to detect more precisely
// netmask and then ::postProcess() should calculate
// broadcast addresses
// use dummy socket to start enumerating routes
err = socket.SetOpt(KSoInetEnumRoutes, KSolInetRtCtrl);
if (err) {
socket.Close();
socketServ.Close();
// return what we have
// up to this moment
return interfaces;
}
TSoInetRouteInfo routeInfo;
TPckg<TSoInetRouteInfo> routeInfoPkg(routeInfo);
while (socket.GetOpt(KSoInetNextRoute, KSolInetRtCtrl, routeInfoPkg) == KErrNone) {
TName address;
// get interface address
routeInfo.iIfAddr.Output(address);
QHostAddress ifAddr(qt_TDesC2QString(address));
if (ifAddr.isNull())
continue;
routeInfo.iDstAddr.Output(address);
QHostAddress destination(qt_TDesC2QString(address));
if (destination.isNull() || destination != ifAddr)
continue;
// search interfaces
for (int ifindex = 0; ifindex < interfaces.size(); ++ifindex) {
QNetworkInterfacePrivate *iface = interfaces.at(ifindex);
for (int eindex = 0; eindex < iface->addressEntries.size(); ++eindex) {
QNetworkAddressEntry entry = iface->addressEntries.at(eindex);
if (entry.ip() != ifAddr) {
continue;
} else if (entry.ip().protocol() != QAbstractSocket::IPv4Protocol) {
// skip if not IPv4 address (e.g. IPv6)
// as results not reliable on Symbian
continue;
} else {
routeInfo.iNetMask.Output(address);
QHostAddress netmask(qt_TDesC2QString(address));
entry.setNetmask(netmask);
// NULL boradcast address for
// ::postProcess to have effect
entry.setBroadcast(QHostAddress());
iface->addressEntries.replace(eindex, entry);
}
}
}
}
socket.Close();
socketServ.Close();
return interfaces;
}
QList<QNetworkInterfacePrivate *> QNetworkInterfaceManager::scan()
{
return interfaceListing();
}
QT_END_NAMESPACE
#endif // QT_NO_NETWORKINTERFACE
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