mirror of
https://github.com/gnss-sdr/gnss-sdr
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851f98f879
Fix compilation issues with mac osx git-svn-id: https://svn.code.sf.net/p/gnss-sdr/code/trunk@483 64b25241-fba3-4117-9849-534c7e92360d
117 lines
3.1 KiB
C++
117 lines
3.1 KiB
C++
/*!
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* \file raw_array_impl.h
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* \brief GNU Radio source block to acces to experimental GNSS Array platform.
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* \author Javier Arribas, 2014. jarribas(at)cttc.es
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2014 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* GNSS-SDR is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* at your option) any later version.
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*
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* GNSS-SDR is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef INCLUDED_DBFCTTC_RAW_ARRAY_IMPL_H
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#define INCLUDED_DBFCTTC_RAW_ARRAY_IMPL_H
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#include <dbfcttc/raw_array.h>
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//#include <boost/thread/mutex.hpp>
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#include <boost/thread.hpp>
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#include <pcap.h>
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namespace gr {
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namespace dbfcttc {
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class raw_array_impl : public raw_array
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{
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private:
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//omni_mutex d_mutex; // no longer available in GNU Radio
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boost::mutex d_mutex;
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pcap_t* descr; //ethernet pcap device descriptor
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int fifo_pipe[2];
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gr_complex **fifo_buff_ch;
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int fifo_read_ptr;
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int fifo_write_ptr;
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int fifo_items;
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const char *d_src_device;
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short d_number_of_channels;
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int d_snapshots_per_frame;
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int d_inter_frame_delay;
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int d_sampling_freq;
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bool flag_16_bits_sample;
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bool d_flag_start_frame;
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bool d_fifo_full;
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int d_last_frame_counter;
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int d_num_rx_errors;
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boost::thread *d_pcap_thread;
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/*!
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* \brief
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* Opens the ethernet device using libpcap raw capture mode
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* If any of these fail, the fuction retuns the error and exits.
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*/
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bool open();
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/*!
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* \brief
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* Configure the Array hardware platform with the selected parameters. Uses the same ethernet connection
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*/
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bool configure_array();
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/*!
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* \brief
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* Start the array operation. Uses the same ethernet connection
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*/
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bool start_array();
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/*!
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* \brief
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* Stop the array operation. Uses the same ethernet connection
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*/
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bool stop_array();
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void my_pcap_loop_thread(pcap_t *pcap_handle);
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void pcap_callback(u_char *args, const struct pcap_pkthdr* pkthdr, const u_char* packet);
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static void static_pcap_callback(u_char *args, const struct pcap_pkthdr* pkthdr, const u_char* packet);
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public:
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raw_array_impl(const char *src_device,short number_of_channels, int snapshots_per_frame, int inter_frame_delay, int sampling_freq);
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~raw_array_impl();
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// Where all the action really happens
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int work(int noutput_items,
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gr_vector_const_void_star &input_items,
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gr_vector_void_star &output_items);
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};
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} // namespace dbfcttc
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} // namespace gr
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#endif /* INCLUDED_DBFCTTC_RAW_ARRAY_IMPL_H */
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