Esempio n. 1
0
void receive_probe_requests(NetworkInterface iface) {
	SnifferConfiguration config;
	config.set_rfmon(true);
	config.set_filter("type mgt subtype probe-req || type data subtype null");
	Sniffer sniffer(iface.name(), config);
	while(true) process(sniffer.next_packet());
}
Esempio n. 2
0
void PacketSender::open_l2_socket(const NetworkInterface& iface) {
    #if defined(BSD) || defined(__FreeBSD_kernel__)
        int sock = -1;
        // At some point, there should be an available device
        for (int i = 0; sock == -1;i++) {
            std::ostringstream oss;
            oss << "/dev/bpf" << i;

            sock = open(oss.str().c_str(), O_RDWR);
        }
        if(sock == -1) 
            throw socket_open_error(make_error_string());
        
        struct ifreq ifr;
        strncpy(ifr.ifr_name, iface.name().c_str(), sizeof(ifr.ifr_name) - 1);
        if(ioctl(sock, BIOCSETIF, (caddr_t)&ifr) < 0) {
            ::close(sock);
            throw socket_open_error(make_error_string());
        }
        _ether_socket[iface.id()] = sock;
    #else
    if (_ether_socket == INVALID_RAW_SOCKET) {
        _ether_socket = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
        
        if (_ether_socket == -1)
            throw socket_open_error(make_error_string());
    }
    #endif
}
void NetworkInterfaceTest::testForName()
{
	NetworkInterface::Map map = NetworkInterface::map();
	for (NetworkInterface::Map::const_iterator it = map.begin(); it != map.end(); ++it)
	{
		NetworkInterface ifc = NetworkInterface::forName(it->second.name());
		assert (ifc.name() == it->second.name());
	}
}
Esempio n. 4
0
NetworkInterface* NetworkInterface::GetByName(const String& name, bool do_update)
{
	if ((__interfaces != NULL)&&(!do_update))
	{
		for (uint32 i = 0; i < __interfaces->size(); ++i)
		{	
			NetworkInterface* iface = (*__interfaces)[i];
			if (iface->name() == name)
				return iface;
		}
	}
	if (do_update)
	{
		__update();
		// and repeat same code from above (blah copy paste)
		for (uint32 i = 0; i < __interfaces->size(); ++i)
		{	
			NetworkInterface* iface = (*__interfaces)[i];
			if (iface->name() == name)
				return iface;
		}
	}
	return NULL;
}
Esempio n. 5
0
NetworkState::NetworkState(String interfaceName):
    interfaceName_(interfaceName),
    networkMask_(0)
{
    Ref<RouteInfoList> routingTable = RouteInfo::queryTable();
    for (int i = 0; i < routingTable->count(); ++i) {
        RouteInfo *entry = routingTable->at(i);
        if (entry->source() || entry->destination()) continue;
        if (interfaceName_ != "" && entry->outputInterface() != interfaceName_) continue;
        interfaceName_ = entry->outputInterface();
        gateway_ = entry->gateway();
        break;
    }

    Ref<NetworkInterfaceList> interfaceList = NetworkInterface::queryAll(AF_UNSPEC);
    for (int i = 0; i < interfaceList->count(); ++i) {
        NetworkInterface *candidate = interfaceList->at(i);
        if (candidate->name() == interfaceName_) {
            interface_ = candidate;
            Ref<SocketAddressList> addressList = interface_->addressList();
            if (!gateway_) {
                for (int j = 0; j < addressList->count(); ++j) {
                    SocketAddress *address = addressList->at(j);
                    if (address->family() != AF_INET) continue;
                    address_ = address;
                    break;
                }
            }
            if (!address_) {
                for (int j = 0; j < addressList->count(); ++j) {
                    SocketAddress *address = addressList->at(j);
                    if (gateway_ && address->family() != gateway_->family()) continue;
                    address_ = address;
                    break;
                }
            }
        }
    }

    Ref<SocketAddressEntry> entry = cast<SocketAddressEntry>(address_);
    if (entry)
        networkMask_ = entry->networkMask();
}