.. _program_listing_file_processors_nlxpurereader_nlxpurereader.hpp:

Program Listing for File nlxpurereader.hpp
==========================================

|exhale_lsh| :ref:`Return to documentation for file <file_processors_nlxpurereader_nlxpurereader.hpp>` (``processors/nlxpurereader/nlxpurereader.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // ---------------------------------------------------------------------
   // This file is part of falcon-core.
   //
   // Copyright (C) 2015, 2016, 2017 Neuro-Electronics Research Flanders
   //
   // Falcon-server is free software: you can redistribute it and/or modify
   // it under the terms of the GNU General Public License as published by
   // the Free Software Foundation, either version 3 of the License, or
   // (at your option) any later version.
   //
   // Falcon-server is distributed in the hope that it will be useful,
   // but WITHOUT ANY WARRANTY; without even the implied warranty of
   // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   // GNU General Public License for more details.
   //
   // You should have received a copy of the GNU General Public License
   // along with falcon-core. If not, see <http://www.gnu.org/licenses/>.
   // ---------------------------------------------------------------------
   
   #pragma once
   
   #include <arpa/inet.h>
   #include <netinet/in.h>
   #include <sys/select.h>
   #include <sys/time.h>
   #include <limits>
   
   #include "iprocessor.hpp"
   #include "neuralynx/nlx.hpp"
   #include "options/options.hpp"
   #include "utilities/time.hpp"
   #include "vectordata/vectordata.hpp"
   
   class NlxPureReader : public IProcessor {
     // CONSTRUCTOR and OVERLOADED METHODS
    public:
     NlxPureReader();
     void CreatePorts() override;
     void CompleteStreamInfo() override;
     void Prepare(GlobalContext &context) override;
     void Preprocess(ProcessingContext &context) override;
     void Process(ProcessingContext &context) override;
     void Postprocess(ProcessingContext &context) override;
   
     // PORTS
    protected:
     PortOut<VectorType<uint32_t>> *output_port_;
   
     // STATES
    protected:
     BroadcasterState<uint64_t> *n_invalid_;
   
     // VARIABLES
    protected:
     fd_set file_descriptor_set_;
     int udp_socket_;
     int udp_socket_select_;
     struct sockaddr_in server_addr_;
     uint64_t valid_packet_counter_;
     struct timeval timeout_;
     TimePoint first_valid_packet_arrival_time_;
     ssize_t size_;
     int recvlen_;
     VectorType<uint32_t>::Data *data_out_;
   
     // CONSTANTS
    public:
     const decltype(timeout_.tv_sec) TIMEOUT_SEC = 3;
   
     // OPTIONS
    protected:
     options::String address_{"127.0.0.1"};
     options::Value<unsigned int, false> port_{5000};
     options::Value<std::uint64_t, false> npackets_{
         0, options::zeroismax<std::uint64_t>()};
     options::Value<unsigned int, false> nchannels_{nlx::NLX_DEFAULT_NCHANNELS};
   };