mirror of https://github.com/gnss-sdr/gnss-sdr
99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
/*!
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* \file channel_msg_receiver_cc.cc
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* \brief GNU Radio block that receives asynchronous channel messages from acquisition and tracking blocks
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* \author Javier Arribas, 2016. jarribas(at)cttc.es
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2019 (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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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* -------------------------------------------------------------------------
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*/
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#include "channel_msg_receiver_cc.h"
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#include <boost/any.hpp>
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#include <glog/logging.h>
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#include <gnuradio/gr_complex.h>
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#include <gnuradio/io_signature.h>
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#include <cstdint>
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#include <utility>
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#if HAS_GENERIC_LAMBDA
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#else
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#include <boost/bind/bind.hpp>
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#endif
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channel_msg_receiver_cc_sptr channel_msg_receiver_make_cc(std::shared_ptr<ChannelFsm> channel_fsm, bool repeat)
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{
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return channel_msg_receiver_cc_sptr(new channel_msg_receiver_cc(std::move(channel_fsm), repeat));
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}
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channel_msg_receiver_cc::channel_msg_receiver_cc(std::shared_ptr<ChannelFsm> channel_fsm, bool repeat) : gr::block("channel_msg_receiver_cc", gr::io_signature::make(0, 0, 0), gr::io_signature::make(0, 0, 0))
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{
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this->message_port_register_in(pmt::mp("events"));
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this->set_msg_handler(pmt::mp("events"),
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#if HAS_GENERIC_LAMBDA
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[this](auto&& PH1) { msg_handler_events(PH1); });
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#else
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#if USE_BOOST_BIND_PLACEHOLDERS
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boost::bind(&channel_msg_receiver_cc::msg_handler_events, this, boost::placeholders::_1));
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#else
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boost::bind(&channel_msg_receiver_cc::msg_handler_events, this, _1));
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#endif
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#endif
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d_channel_fsm = std::move(channel_fsm);
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d_repeat = repeat;
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}
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void channel_msg_receiver_cc::msg_handler_events(pmt::pmt_t msg)
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{
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bool result = false;
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try
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{
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int64_t message = pmt::to_long(std::move(msg));
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switch (message)
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{
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case 1: // positive acquisition
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// Now the acquisition block can optionally trigger the event valid acquisition internally,
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// in order to reduce acquisition to tracking delay.
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result = d_channel_fsm->Event_valid_acquisition();
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break;
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case 2: // negative acquisition
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if (d_repeat == true)
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{
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result = d_channel_fsm->Event_failed_acquisition_repeat();
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}
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else
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{
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result = d_channel_fsm->Event_failed_acquisition_no_repeat();
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}
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break;
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case 3: // tracking loss of lock event
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result = d_channel_fsm->Event_failed_tracking_standby();
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break;
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default:
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LOG(WARNING) << "Default case, invalid message.";
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break;
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}
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}
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catch (boost::bad_any_cast& e)
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{
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LOG(WARNING) << "msg_handler_telemetry Bad any cast!";
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}
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if (!result)
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{
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LOG(WARNING) << "msg_handler_telemetry invalid event";
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}
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}
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