//---------------------------------------------
//-----------------DHCP PACKET-----------------
//---------------------------------------------
dhcp_packet::dhcp_packet(QHostAddress ip, QHostAddress netmask, QNetworkInterface inter)
{
this->op = 0x01;
this->htype = 0x01;
this->hlen = 0x06;
this->hops = 0x00;
this->xid[0] = 0x63;
this->xid[1] = 0x9F;
this->xid[2] = 0xC0;
this->xid[3] = 0x4B;
this->secs[0] = 0x00;
this->secs[1] =0x00;
this->flags[0] = 0x00;
this->flags[1] = 0x00;
this->ciaddr = ip.toIPv4Address();
this->yiaddr = 0x00000000;
this->siaddr = ip.toIPv4Address() & netmask.toIPv4Address();
for (int i = 0; i < 4; i++)
this->giaddr[i] = 0x00;
qDebug() << inter.hardwareAddress();
bool ok;
this->chaddr[0] = QString::fromStdString(inter.hardwareAddress().toStdString().substr(0, 2)).toInt(&ok, 16);
this->chaddr[1] = QString::fromStdString(inter.hardwareAddress().toStdString().substr(3, 2)).toInt(&ok, 16);
this->chaddr[2] = QString::fromStdString(inter.hardwareAddress().toStdString().substr(6, 2)).toInt(&ok, 16);
this->chaddr[3] = QString::fromStdString(inter.hardwareAddress().toStdString().substr(9, 2)).toInt(&ok, 16);
this->chaddr[4] = QString::fromStdString(inter.hardwareAddress().toStdString().substr(12, 2)).toInt(&ok, 16);
this->chaddr[5] = QString::fromStdString(inter.hardwareAddress().toStdString().substr(15, 2)).toInt(&ok, 16);
for (int i = 0; i < 5; i++)
qDebug() << chaddr[i];
for (int i = 0; i < 10; i++)
this->chaddr[i+6] = 0x00;
for (int i = 0; i < 64; i++)
this->sname[i] = 0x00;
for (int i = 0; i < 128; i++)
this->file[i] = 0x00;
//DHCP protocols
options.append(0x63);
options.append(0x82);
options.append(0x53);
options.append(0x63);
}
ZTPManager::ZTPManager(quint16 port,
QHostAddress groupAddress, QObject *parent):
QObject(parent)
{
_Socketlistener.bind(QHostAddress::Any,port,QUdpSocket::ShareAddress);
if(groupAddress.toIPv4Address()>0xe0000000 && groupAddress.toIPv4Address()<0xf0000000)
{
_Socketlistener.joinMulticastGroup(groupAddress);
//_Socketlistener.setSocketOption(QAbstractSocket::MulticastTtlOption, 5);
}
connect(&_Socketlistener,SIGNAL(readyRead()),this,SLOT(onRead()),Qt::AutoConnection);
MTU = 60000;
_timeout = 3000;
}
bool Server::SendData(QHostAddress ip_to, QString message)
{
bool result = false;
QTcpSocket* tcpSocket = sockets->value(ip_to.toIPv4Address(), 0);
if (tcpSocket && tcpSocket->state()==QAbstractSocket::ConnectedState && tcpSocket->isWritable()) {
emit write_message(tr("Sending data (size=%1) to %2. Content: \"%3\"").arg(message.length()).arg(ip_to.toString()).arg(message));
tcpSocket->write(message.toUtf8());
result = tcpSocket->waitForBytesWritten();
} else {
tcpSocket = new QTcpSocket();
tcpSocket->connectToHost(ip_to, remote_port, QIODevice::ReadWrite);
tcpSocket->waitForConnected(5000);
if (tcpSocket->state()==QAbstractSocket::ConnectedState) {
emit write_message(tr("Sending data (size=%1) from new socket to %2. Content: \"%3\"").arg(message.length()).arg(ip_to.toString()).arg(message));
tcpSocket->write(message.toUtf8());
result = tcpSocket->waitForBytesWritten(5000);
} else {
emit error(tr("Client \"%1\" not found").arg(ip_to.toString()));
}
tcpSocket->abort();
delete tcpSocket;
}
return result;
}
bool LwIPTcpServer::listen(const QHostAddress &address, quint16 port) {
Q_D(LwIPTcpServer);
if(d->conn == 0) {
d->conn = LwIPDispatcher::createConn(NETCONN_TCP, this);
if(d->conn == 0) {
return false;
}
struct ip_addr addr;
addr.addr = qToBigEndian(address.toIPv4Address());
if(netconn_bind(d->conn, &addr, port) != ERR_OK)
goto failure;
if(netconn_listen(d->conn) != ERR_OK)
goto failure;
d->serverAddress = address;
d->serverPort = port;
return true;
} else
return false;
failure:
LwIPDispatcher::disposeConn(d->conn);
d->conn = 0;
return false;
}
/*! \internal
Sets the port and address to a sockaddr. Requires that sa point to the IPv6 struct if the address is IPv6.
*/
static inline void qt_socket_setPortAndAddress(SOCKET socketDescriptor, sockaddr_in * sockAddrIPv4, qt_sockaddr_in6 * sockAddrIPv6,
quint16 port, const QHostAddress & address, sockaddr ** sockAddrPtr, QT_SOCKLEN_T *sockAddrSize)
{
#if !defined(QT_NO_IPV6)
if (address.protocol() == QAbstractSocket::IPv6Protocol) {
memset(sockAddrIPv6, 0, sizeof(qt_sockaddr_in6));
sockAddrIPv6->sin6_family = AF_INET6;
sockAddrIPv6->sin6_scope_id = address.scopeId().toInt();
WSAHtons(socketDescriptor, port, &(sockAddrIPv6->sin6_port));
Q_IPV6ADDR tmp = address.toIPv6Address();
memcpy(&(sockAddrIPv6->sin6_addr.qt_s6_addr), &tmp, sizeof(tmp));
*sockAddrSize = sizeof(qt_sockaddr_in6);
*sockAddrPtr = (struct sockaddr *) sockAddrIPv6;
} else
#endif
if (address.protocol() == QAbstractSocket::IPv4Protocol
|| address.protocol() == QAbstractSocket::UnknownNetworkLayerProtocol) {
memset(sockAddrIPv4, 0, sizeof(sockaddr_in));
sockAddrIPv4->sin_family = AF_INET;
WSAHtons(socketDescriptor, port, &(sockAddrIPv4->sin_port));
WSAHtonl(socketDescriptor, address.toIPv4Address(), &(sockAddrIPv4->sin_addr.s_addr));
*sockAddrSize = sizeof(sockaddr_in);
*sockAddrPtr = (struct sockaddr *) sockAddrIPv4;
} else {
// unreachable
}
}
// connectRequest
static QByteArray sp_set_request(const QHostAddress &addr, unsigned short port, unsigned char cmd1)
{
int at = 0;
QByteArray a;
a.resize(4);
a[at++] = 0x05; // socks version 5
a[at++] = cmd1;
a[at++] = 0x00; // reserved
if(addr.protocol() == QAbstractSocket::IPv4Protocol || addr.protocol() == QAbstractSocket::UnknownNetworkLayerProtocol) {
a[at++] = 0x01; // address type = ipv4
quint32 ip4 = htonl(addr.toIPv4Address());
a.resize(at+4);
memcpy(a.data() + at, &ip4, 4);
at += 4;
}
else {
a[at++] = 0x04;
Q_IPV6ADDR ip6 = addr.toIPv6Address();
a.resize(at+16);
for(int i = 0; i < 16; ++i)
a[at++] = ip6[i];
}
// port
a.resize(at+2);
quint16 p = htons(port);
memcpy(a.data() + at, &p, 2);
return a;
}
void Discovery::readyRead() {
QHostAddress metisAddress;
quint16 metisPort;
unsigned char buffer[1024];
if(server->getSocket()->readDatagram((char*)&buffer,(qint64)sizeof(buffer),&metisAddress,&metisPort)<0) {
qDebug()<<"Error: Discovery: readDatagram failed "<<server->getSocket()->errorString();
return;
}
if(buffer[0]==0xEF && buffer[1]==0xFE) {
switch(buffer[2]) {
case 3: // reply
// should not happen on this port
break;
case 2: // response to a discovery packet
if(metisAddress.toString()!=server->getInterfaceIPAddress(server->getInterface())) {
Metis* metis=new Metis(metisAddress.toIPv4Address(),&buffer[3]);
server->addMetis(*metis);
}
break;
case 1: // a data packet
// should not happen on this port
break;
}
} else {
qDebug() << "received invalid response to discovery";
}
}
bool LimitedSocket::bindSocket(QAbstractSocket* sock, QHostAddress addr)
{
if(addr.isNull())
return true;
int error;
if(addr.protocol() == QAbstractSocket::IPv4Protocol)
{
sockaddr_in in;
memset(&in, 0, sizeof(in));
in.sin_addr.s_addr = addr.toIPv4Address();
in.sin_family = AF_INET;
error = ::bind(sock->socketDescriptor(), (sockaddr*) &in, sizeof(in));
}
else
{
sockaddr_in6 in6;
Q_IPV6ADDR a = addr.toIPv6Address();
memset(&in6, 0, sizeof(in6));
memcpy(in6.sin6_addr.s6_addr, a.c, 16);
in6.sin6_family = AF_INET6;
error = ::bind(sock->socketDescriptor(), (sockaddr*) &in6, sizeof(in6));
}
return !error;
}
QHostAddress internetAddress()
{
hostent* hostinfo;
char name[256];
QHostAddress result;
if ( !gethostname( name, sizeof( name ) ) )
{
hostinfo = gethostbyname( name );
if ( hostinfo )
{
Q_UINT32 i = 0;
while ( hostinfo->h_addr_list[i] )
{
// Check if it's an INTERNET ADDRESS
char* hIp = inet_ntoa( *( struct in_addr* ) hostinfo->h_addr_list[i++] );
result.setAddress( hIp );
Q_UINT32 ip = result.toIPv4Address();
Q_UINT8 part1 = ( ip & 0xFF000000 ) >> 24;
Q_UINT8 part2 = ( ip & 0x00FF0000 ) >> 16;
if ( ( part1 == 127 ) || //this one is class A too.
( part1 == 10 ) || ( ( part1 == 192 ) && ( part2 == 168 ) ) || ( ( part1 == 172 ) && ( part2 >= 16 ) && ( part2 <= 31 ) ) || ( ( part1 == 169 ) && ( part2 == 254 ) ) // DHCP Space Stuff
)
{
continue;
}
// We are now certain that it's a valid INET ip
break;
}
}
}
/**
Link Local address should be in the range
169.254.1.0 to 169.254.254.255
Refer :http://en.wikipedia.org/wiki/Private_network
*/
bool NetworkHelper::isLinkLocalAddress(const QHostAddress &addr)
{
quint32 hostIpv4Addr = addr.toIPv4Address();
quint32 rangeMin = QHostAddress("169.254.1.0").toIPv4Address();
quint32 rangeMax = QHostAddress("169.254.254.255").toIPv4Address();
return (hostIpv4Addr >= rangeMin && hostIpv4Addr <= rangeMax);
}
bool SocksConnection::SerializeSocksAddress(const QString &host,
quint16 port, QByteArray &socks_addr)
{
socks_addr.clear();
QDataStream stream(&socks_addr, QIODevice::WriteOnly);
QHostAddress addr;
if(addr.setAddress(host)) {
switch(addr.protocol()) {
case QAbstractSocket::IPv4Protocol:
stream << static_cast<quint8>(SocksAddress_IPv4);
stream << addr.toIPv4Address();
break;
case QAbstractSocket::IPv6Protocol:
stream << static_cast<quint8>(SocksAddress_IPv6);
stream.writeRawData(reinterpret_cast<const char *>
(addr.toIPv6Address().c), 16);
break;
default:
stream << static_cast<quint8>(SocksAddress_Illegal);
}
} else {
stream << static_cast<quint8>(SocksAddress_DomainName);
stream << static_cast<quint8>(host.size());
stream.writeRawData(host.toUtf8().constData(), host.size());
}
stream << port;
return true;
}
GaduAccount::GaduAccount( Kopete::Protocol* parent, const QString& accountID,const char* name )
: Kopete::PasswordedAccount( parent, accountID, 0, name )
{
QHostAddress ip;
p = new GaduAccountPrivate;
p->pingTimer_ = NULL;
p->saveListDialog = NULL;
p->loadListDialog = NULL;
p->forFriends = false;
p->textcodec_ = QTextCodec::codecForName( "CP1250" );
p->session_ = new GaduSession( this, "GaduSession" );
KGlobal::config()->setGroup( "Gadu" );
setMyself( new GaduContact( accountId().toInt(), accountId(), this, Kopete::ContactList::self()->myself() ) );
p->status = GaduProtocol::protocol()->convertStatus( GG_STATUS_NOT_AVAIL );
p->lastDescription = QString::null;
for ( unsigned int i = 0; i < NUM_SERVERS ; i++ ) {
ip.setAddress( QString( servers_ip[i] ) );
p->servers.append( htonl( ip.toIPv4Address() ) );
kdDebug( 14100 ) << "adding IP: " << p->servers[ i ] << " to cache" << endl;
}
p->currentServer = -1;
p->serverIP = 0;
// initialize KGaduLogin structure to default values
p->loginInfo.uin = accountId().toInt();
p->loginInfo.useTls = false;
p->loginInfo.status = GG_STATUS_AVAIL;
p->loginInfo.server = 0;
p->loginInfo.client_port = 0;
p->loginInfo.client_addr = 0;
p->pingTimer_ = new QTimer( this );
p->exportTimer_ = new QTimer( this );
p->exportUserlist = false;
p->gaduDcc_ = NULL;
p->config = configGroup();
p->ignoreAnons = ignoreAnons();
p->forFriends = loadFriendsMode();
initConnections();
initActions();
QString nick = p->config->readEntry( QString::fromAscii( "nickName" ) );
if ( !nick.isNull() ) {
myself()->setProperty( Kopete::Global::Properties::self()->nickName(), nick );
}
else {
myself()->setProperty( Kopete::Global::Properties::self()->nickName(), accountId() );
p->config->writeEntry( QString::fromAscii( "nickName" ), accountId() );
}
}
QT_BEGIN_NAMESPACE
static QList<QNetworkInterfacePrivate *> postProcess(QList<QNetworkInterfacePrivate *> list)
{
// Some platforms report a netmask but don't report a broadcast address
// Go through all available addresses and calculate the broadcast address
// from the IP and the netmask
//
// This is an IPv4-only thing -- IPv6 has no concept of broadcasts
// The math is:
// broadcast = IP | ~netmask
QList<QNetworkInterfacePrivate *>::Iterator it = list.begin();
const QList<QNetworkInterfacePrivate *>::Iterator end = list.end();
for ( ; it != end; ++it) {
QList<QNetworkAddressEntry>::Iterator addr_it = (*it)->addressEntries.begin();
const QList<QNetworkAddressEntry>::Iterator addr_end = (*it)->addressEntries.end();
for ( ; addr_it != addr_end; ++addr_it) {
if (addr_it->ip().protocol() != QAbstractSocket::IPv4Protocol)
continue;
if (!addr_it->netmask().isNull() && addr_it->broadcast().isNull()) {
QHostAddress bcast = addr_it->ip();
bcast = QHostAddress(bcast.toIPv4Address() | ~addr_it->netmask().toIPv4Address());
addr_it->setBroadcast(bcast);
}
}
}
return list;
}
void SocksConnection::WriteSocksReply(SocksReplyCode reason,
const QHostAddress &addr, quint16 port)
{
QHostAddress a = (addr.isNull() || addr.protocol() != QAbstractSocket::IPv4Protocol)
? QHostAddress("8.8.8.8") : addr;
QByteArray reply(4, 0);
reply[0] = (uchar)SocksVersion_5; // Protocol version
reply[1] = reason; // Reply
reply[2] = 0x00; // Reserved
reply[3] = SocksAddress_IPv4; // Address type
// reply[4] IP Octet 1
// reply[5] IP Octet 2
// reply[6] IP Octet 3
// reply[7] IP Octet 3
// reply[8] Port Octet 1
// reply[9] Port Octet 1
QDataStream stream(&reply, QIODevice::Append);
stream.setByteOrder(QDataStream::BigEndian);
stream << a.toIPv4Address();
stream << port;
for(int i=0;i<reply.count();i++) {
qDebug() << "SOCKS reply" << i << "|" << (unsigned char)reply[i];
}
TryWrite(reply);
}
void setPortAndAddress(quint16 port, const QHostAddress &address, QAbstractSocket::NetworkLayerProtocol socketProtocol, qt_sockaddr *aa, int *sockAddrSize)
{
if (address.protocol() == QAbstractSocket::IPv6Protocol
|| address.protocol() == QAbstractSocket::AnyIPProtocol
|| socketProtocol == QAbstractSocket::IPv6Protocol
|| socketProtocol == QAbstractSocket::AnyIPProtocol) {
memset(&aa->a6, 0, sizeof(sockaddr_in6));
aa->a6.sin6_family = AF_INET6;
//#if QT_CONFIG(networkinterface)
// aa->a6.sin6_scope_id = scopeIdFromString(address.scopeId());
//#endif
aa->a6.sin6_port = htons(port);
Q_IPV6ADDR tmp = address.toIPv6Address();
memcpy(&aa->a6.sin6_addr, &tmp, sizeof(tmp));
*sockAddrSize = sizeof(sockaddr_in6);
SetSALen::set(&aa->a, sizeof(sockaddr_in6));
} else {
memset(&aa->a, 0, sizeof(sockaddr_in));
aa->a4.sin_family = AF_INET;
aa->a4.sin_port = htons(port);
aa->a4.sin_addr.s_addr = htonl(address.toIPv4Address());
*sockAddrSize = sizeof(sockaddr_in);
SetSALen::set(&aa->a, sizeof(sockaddr_in));
}
}
qint64 QNativeSocketEnginePrivate::nativeSendDatagram(const char *data, qint64 len,
const QHostAddress &host, quint16 port)
{
struct sockaddr_in sockAddrIPv4;
struct sockaddr *sockAddrPtr = 0;
QT_SOCKLEN_T sockAddrSize = 0;
#if !defined(QT_NO_IPV6)
struct sockaddr_in6 sockAddrIPv6;
if (host.protocol() == QAbstractSocket::IPv6Protocol) {
memset(&sockAddrIPv6, 0, sizeof(sockAddrIPv6));
sockAddrIPv6.sin6_family = AF_INET6;
sockAddrIPv6.sin6_port = htons(port);
Q_IPV6ADDR tmp = host.toIPv6Address();
memcpy(&sockAddrIPv6.sin6_addr.s6_addr, &tmp, sizeof(tmp));
QString scopeid = host.scopeId();
bool ok;
sockAddrIPv6.sin6_scope_id = scopeid.toInt(&ok);
#ifndef QT_NO_IPV6IFNAME
if (!ok)
sockAddrIPv6.sin6_scope_id = ::if_nametoindex(scopeid.toLatin1());
#endif
sockAddrSize = sizeof(sockAddrIPv6);
sockAddrPtr = (struct sockaddr *)&sockAddrIPv6;
} else
#endif
if (host.protocol() == QAbstractSocket::IPv4Protocol) {
memset(&sockAddrIPv4, 0, sizeof(sockAddrIPv4));
sockAddrIPv4.sin_family = AF_INET;
sockAddrIPv4.sin_port = htons(port);
sockAddrIPv4.sin_addr.s_addr = htonl(host.toIPv4Address());
sockAddrSize = sizeof(sockAddrIPv4);
sockAddrPtr = (struct sockaddr *)&sockAddrIPv4;
}
// ignore the SIGPIPE signal
qt_ignore_sigpipe();
ssize_t sentBytes = qt_safe_sendto(socketDescriptor, data, len,
0, sockAddrPtr, sockAddrSize);
if (sentBytes < 0) {
switch (errno) {
case EMSGSIZE:
setError(QAbstractSocket::DatagramTooLargeError, DatagramTooLargeErrorString);
break;
default:
setError(QAbstractSocket::NetworkError, SendDatagramErrorString);
}
}
#if defined (QNATIVESOCKETENGINE_DEBUG)
qDebug("QNativeSocketEngine::sendDatagram(%p \"%s\", %lli, \"%s\", %i) == %lli", data,
qt_prettyDebug(data, qMin<int>(len, 16), len).data(), len, host.toString().toLatin1().constData(),
port, (qint64) sentBytes);
#endif
return qint64(sentBytes);
}
void Worker::targetConnectedHandler(void)
{
this->m_target = new QTcpSocket(this);
this->m_connector->assignTo(this->m_target);
delete this->m_connector;
this->m_connector = 0;
union {
quint32 v4;
Q_IPV6ADDR v6;
quint16 port;
char ptr;
} data;
QByteArray response("\x05\x00\x00", 3);
QHostAddress a;
if (qobject_cast<QAbstractSocket*>(this->m_peer)) {
a = (qobject_cast<QAbstractSocket*>(this->m_peer))->peerAddress();
}
if (a.protocol() == QAbstractSocket::IPv4Protocol) {
response.append('\x01');
data.v4 = qToBigEndian(a.toIPv4Address());
response.append(QByteArray::fromRawData(&data.ptr, sizeof(data.v4)));
}
else if (a.protocol() == QAbstractSocket::IPv6Protocol) {
response.append('\x04');
data.v6 = a.toIPv6Address();
response.append(QByteArray::fromRawData(&data.ptr, sizeof(data.v6)));
}
else {
Q_ASSERT(false);
}
if (qobject_cast<QAbstractSocket*>(this->m_peer)) {
data.port = qToBigEndian<quint16>((qobject_cast<QAbstractSocket*>(this->m_peer))->peerPort());
}
else {
data.port = 0;
}
response.append(QByteArray::fromRawData(&data.ptr, sizeof(data.port)));
QObject::connect(this->m_target, SIGNAL(readyRead()), this, SLOT(targetReadyReadHandler()));
QObject::connect(this->m_target, SIGNAL(disconnected()), this, SLOT(disconnectHandler()));
if (this->writeAndFlush(this->m_peer, response) == response.size()) {
this->m_state = Worker::ConnectionProxiedState;
}
else {
if (this->m_peer) {
this->m_peer->close();
}
this->m_state = Worker::FatalErrorState;
}
}
void ZTPManager::commonInit(const QHostAddress& groupAddress)
{
#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
QThreadPool::globalInstance()->setMaxThreadCount(QThreadPool::globalInstance()->maxThreadCount()+1);
#endif
ztpThreadPool = new QThreadPool;
ztpThreadPool->setMaxThreadCount(1);
if(groupAddress.toIPv4Address()>0xe0000000 && groupAddress.toIPv4Address()<0xf0000000)
{
_Socketlistener.joinMulticastGroup(groupAddress);
//_Socketlistener.setSocketOption(QAbstractSocket::MulticastTtlOption, 5);
}
connect(&_Socketlistener,SIGNAL(readyRead()),this,SLOT(onRead()),Qt::DirectConnection);
MTU = 60000;
_timeout = 3000;
moveToThread(&ztpTask);
connect(this,SIGNAL(registTask(const QByteArray &,const QString &,quint16)),this,
SLOT(procPkg(const QByteArray &,const QString &,quint16)),Qt::QueuedConnection);
}
unsigned int qstringAddressToUint(QString inputAddress) ///this function converts an IPv4
{ ///address in string format
///to unsigned int format
///this is used in databse to
///check overlapping intervals
unsigned int address;
QHostAddress addressBuffer;
addressBuffer.setAddress(inputAddress);
address=addressBuffer.toIPv4Address();
return address;
}
HostAddress::HostAddress(const QHostAddress &address) {
if (address.protocol() == QAbstractSocket::IPv6Protocol) {
const Q_IPV6ADDR &a = address.toIPv6Address();
memcpy(qip6.c, a.c, 16);
} else {
addr[0] = 0ULL;
shorts[4] = 0;
shorts[5] = 0xffff;
hash[3] = htonl(address.toIPv4Address());
}
}
///Fonction auxiliaire pour appliquer les masques
QHostAddress operator&(const QHostAddress& network, const QHostAddress& netmask)
{
if(network.isNull() || netmask.isNull() || network.protocol() != netmask.protocol())
return QHostAddress();
switch(network.protocol())
{
case QAbstractSocket::IPv4Protocol:
return QHostAddress(network.toIPv4Address() & netmask.toIPv4Address());
case QAbstractSocket::IPv6Protocol:
{
Q_IPV6ADDR networkValue = network.toIPv6Address();
Q_IPV6ADDR netmaskValue = netmask.toIPv6Address();
for(int i = 0 ; i < 16 ; i++)
networkValue[i] &= netmaskValue[i];
return QHostAddress(networkValue);
}
default:
return QHostAddress();
}
}
bool MulticastSocket::joinMulticastGroup(const QHostAddress& groupAddress, const QNetworkInterface& iface)
{
bool success = false;
foreach (const QNetworkAddressEntry& addressEntry, iface.addressEntries()) {
const QHostAddress interfaceAddress = addressEntry.ip();
if (interfaceAddress.protocol() == IPv4Protocol) {
ip_mreq mreq;
mreq.imr_multiaddr.s_addr = htonl(groupAddress.toIPv4Address());
mreq.imr_interface.s_addr = htonl(interfaceAddress.toIPv4Address());
const bool error = setsockopt(socketDescriptor(), IPPROTO_IP, IP_ADD_MEMBERSHIP, (const char*) &mreq, sizeof(mreq)) == -1;
if (error)
setErrorString(strerror(errno));
else
success = true;
}
}
return success;
}
QByteArray Dispatcher::assembleSearchPacket(QHostAddress &searchingHost, quint64 &searchID, QByteArray &searchData, bool appendBucket)
{
QByteArray datagram;
datagram.reserve(300);
datagram.append(toQByteArray(searchingHost.toIPv4Address()));
datagram.append(toQByteArray(searchID));
datagram.append(fixedCIDLength(CID)); // moet seker wees lengte is reg, anders bevark hy die indekse wat kom
datagram.append(toQByteArray((quint16)searchData.length()));
datagram.append(searchData);
if (appendBucket)
datagram.append(networkTopology->getOwnBucket());
return datagram;
}
void DiscoverClient::readyRead()
{
while (m_socket->hasPendingDatagrams())
{
QByteArray data;
data.resize(int(m_socket->pendingDatagramSize()));
QHostAddress host;
quint16 port;
m_socket->readDatagram(data.data(), data.size(), &host, &port);
if (data.size() != 128 + MAX_ID_LENGTH)
continue;
QByteArray negotiation_string = data.mid(0, 128);
data.remove(0, 128);
QString id = QLatin1String(data.mid(0, MAX_ID_LENGTH));
data.remove(0, MAX_ID_LENGTH);
QList<quint32> ip_black_list;
for (const QHostAddress &host : QNetworkInterface::allAddresses())
{
if (host != QHostAddress::LocalHost)
ip_black_list.append(host.toIPv4Address());
}
if (!ip_black_list.contains(host.toIPv4Address()) &&
!m_got_list.contains(host.toIPv4Address())
&& negotiation_string == m_negotiation_string)
{
m_got_list.append(host.toIPv4Address());
emit peerFound(host, id);
}
}
}
QString GeoIP::lookupCountryCode(QHostAddress addr)
{
static const char *countryCode[] = { "--","AP","EU","AD","AE","AF","AG","AI","AL","AM","CW","AO","AQ","AR","AS","AT","AU","AW","AZ","BA","BB","BD","BE","BF","BG","BH","BI","BJ","BM","BN","BO","BR","BS","BT","BV","BW","BY","BZ","CA","CC","CD","CF","CG","CH","CI","CK","CL","CM","CN","CO","CR","CU","CV","CX","CY","CZ","DE","DJ","DK","DM","DO","DZ",
"EC","EE","EG","EH","ER","ES","ET","FI","FJ","FK","FM","FO","FR","FX","GA","GB","GD","GE","GF","GH","GI","GL","GM","GN","GP","GQ","GR","GS","GT","GU","GW","GY","HK","HM","HN","HR","HT","HU","ID","IE","IL","IN","IO","IQ","IR","IS","IT","JM","JO","JP","KE","KG","KH","KI","KM","KN","KP","KR","KW","KY","KZ",
"LA","LB","LC","LI","LK","LR","LS","LT","LU","LV","LY","MA","MC","MD","MG","MH","MK","ML","MM","MN","MO","MP","MQ","MR","MS","MT","MU","MV","MW","MX","MY","MZ","NA","NC","NE","NF","NG","NI","NL","NO","NP","NR","NU","NZ","OM","PA","PE","PF","PG","PH","PK","PL","PM","PN","PR","PS","PT","PW","PY","QA",
"RE","RO","RU","RW","SA","SB","SC","SD","SE","SG","SH","SI","SJ","SK","SL","SM","SN","SO","SR","ST","SV","SY","SZ","TC","TD","TF","TG","TH","TJ","TK","TM","TN","TO","TL","TR","TT","TV","TW","TZ","UA","UG","UM","US","UY","UZ","VA","VC","VE","VG","VI","VN","VU","WF","WS","YE","YT","RS","ZA","ZM","ME","ZW","A1","A2",
"O1","AX","GG","IM","JE","BL","MF", "BW"
};
static const quint32 sizeCountryCode = sizeof(countryCode) / sizeof(countryCode[0]);
quint32 countryPos = seekCountry(0, addr.toIPv4Address(), 31);
if (countryPos >= sizeCountryCode)
countryPos = 0;
return(countryCode[countryPos]);
}
QScriptValue NetworkAutomaticProxy::isInNet(QScriptContext *context, QScriptEngine *engine)
{
Q_UNUSED(engine);
if (context->argumentCount() != 3)
{
return context->throwError(QLatin1String("Function isInNet takes three arguments!"));
}
const QHostAddress address(context->argument(0).toString());
const QHostAddress netaddress(context->argument(1).toString());
const QHostAddress netmask(context->argument(2).toString());
return (address.protocol() == QAbstractSocket::IPv4Protocol && (netaddress.toIPv4Address() & netmask.toIPv4Address()) == (address.toIPv4Address() & netmask.toIPv4Address()));
}
/**
Refer: http://en.wikipedia.org/wiki/Private_network
Private Ipv4 address ranges:
1. 10.0.0.0 - 10.255.255.255
2. 172.16.0.0 - 172.31.255.255
3. 192.168.0.0 - 192.168.255.255
*/
bool NetworkHelper::isLocalIpAddress(const QHostAddress &addr)
{
quint32 hostIpv4Addr = addr.toIPv4Address();
quint32 range1Min = QHostAddress("10.0.0.0").toIPv4Address();
quint32 range1Max = QHostAddress("10.255.255.255").toIPv4Address();
quint32 range3Min = QHostAddress("172.16.0.0").toIPv4Address();
quint32 range3Max = QHostAddress("172.31.255.255").toIPv4Address();
quint32 range2Min = QHostAddress("192.168.0.0").toIPv4Address();
quint32 range2Max = QHostAddress("192.168.255.255").toIPv4Address();
return ((hostIpv4Addr >= range1Min && hostIpv4Addr <= range1Max)
|| (hostIpv4Addr >= range2Min && hostIpv4Addr <= range2Max)
|| (hostIpv4Addr >= range3Min && hostIpv4Addr <= range3Max));
}
void SocksConnection::WriteSocksReply(SocksReplyCode reason,
const QHostAddress &addr, quint16 port)
{
QByteArray reply(4, 0);
reply[0] = (uchar)SocksVersion_5; // Protocol version
reply[1] = reason; // Reply
reply[2] = 0x00; // Reserved
reply[3] = SocksAddress_IPv4; // Address type
QDataStream stream(&reply, QIODevice::Append);
stream.setByteOrder(QDataStream::BigEndian);
stream << addr.toIPv4Address();
stream << port;
WriteToSocket(reply);
}
//TODO: IPv6 support, CHECK ME
QString DccCommon::textIpToNumericalIp( const QString& ipString )
{
QHostAddress ip;
ip.setAddress( ipString );
switch (ip.protocol())
{
case QAbstractSocket::IPv4Protocol:
return QString::number( ip.toIPv4Address() );
case QAbstractSocket::IPv6Protocol:
//ipv6 is not numerical, it is just normal text, "0:c00:0:0:1f::" for example
return ip.toString();
default:
kDebug() << "unspported protocol: " << ipString;
return "";
}
}
std::string Common::packAddress(const QHostAddress &addr,
const uint16_t &port)
{
std::string addrBin;
char typeChar;
std::string portNs(2, '\0');
qToBigEndian(port, reinterpret_cast<uchar*>(&portNs[0]));
if (addr.protocol() == QAbstractSocket::IPv4Protocol) {
uint32_t ipv4Address = qToBigEndian(addr.toIPv4Address());
typeChar = static_cast<char>(Address::IPV4);
addrBin = std::string(reinterpret_cast<char*>(&ipv4Address), 4);
} else {
typeChar = static_cast<char>(Address::IPV6);
Q_IPV6ADDR ipv6Address = addr.toIPv6Address();
addrBin = std::string(reinterpret_cast<char*>(ipv6Address.c), 16);
}
return typeChar + addrBin + portNs;
}
