Ejemplo n.º 1
0
        bool SocketPollerImpl::wait(const Duration& timeout)
        {
            if(!m_sockets.empty())
            {
                return poll(m_sockets, static_cast<int>(timeout.asMilliseconds())) > 0;
            }

            return false;
        }
Ejemplo n.º 2
0
    void TcpClient::connect(const IpAddress& address, NetPort port, const Duration& timeout, const Duration& pause)
    {
        Expect(address.isValid(), Throw(InvalidParameter, "Invalid IpAddress"));
        Expect(port != NetPort_Any, Throw(InvalidParameter, "Invalid NetPort"));

        int ret;
        Clock clock;

        Socket::create(address.getProtocol());

        prv::SockAddrBuffer buffer(address, port);

        clock.start();

        do
        {
            ret = ::connect(getHandler(), buffer.getSockAddr(), buffer.getLength());

            if(ret != 0)
            {
                std::this_thread::sleep_for(std::chrono::milliseconds(static_cast<long long>(pause.asMilliseconds())));
            }
        }while(ret != 0 && clock.getElapsedTime() < timeout);

        Expect(ret == 0, Throw(InternalError, "Failed to connect to the remote host"));
    }
Ejemplo n.º 3
0
        Duration IcmpImpl::ping(const IpAddressV4& address, const Duration& timeout)
        {
            HANDLE icmpHandle = IcmpCreateFile();

            Expect(icmpHandle != INVALID_HANDLE_VALUE, Throw(Win32Error, "Failed to create ICMP handler"));

            ByteArray request(32);
            IPAddr addr = address.toInt();
            ByteArray response(sizeof(ICMP_ECHO_REPLY) + request.getCapacity());

            DWORD retval = IcmpSendEcho(icmpHandle, addr, &request[0], request.getCapacity(), nullptr, &response[0], response.getCapacity(), timeout.asMilliseconds());

            Expect(retval > 0, Throw(Win32Error, "Failed to send ICMP request"));

            const ICMP_ECHO_REPLY* reply = reinterpret_cast<const ICMP_ECHO_REPLY*>(response.getBuffer());

            Duration duration = Duration::milliseconds(reply->RoundTripTime);

            IcmpCloseHandle(icmpHandle);

            return duration;
        }