/*! * \file channel_msg_receiver_cc.cc * \brief GNU Radio block that receives asynchronous channel messages from acquisition and tracking blocks * \author Javier Arribas, 2016. jarribas(at)cttc.es * * ------------------------------------------------------------------------- * * Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors) * * GNSS-SDR is a software defined Global Navigation * Satellite Systems receiver * * This file is part of GNSS-SDR. * * SPDX-License-Identifier: GPL-3.0-or-later * * ------------------------------------------------------------------------- */ #include "channel_msg_receiver_cc.h" #include #include #include #include #include #include #if HAS_GENERIC_LAMBDA #else #include #endif channel_msg_receiver_cc_sptr channel_msg_receiver_make_cc(std::shared_ptr channel_fsm, bool repeat) { return channel_msg_receiver_cc_sptr(new channel_msg_receiver_cc(std::move(channel_fsm), repeat)); } channel_msg_receiver_cc::channel_msg_receiver_cc(std::shared_ptr channel_fsm, bool repeat) : gr::block("channel_msg_receiver_cc", gr::io_signature::make(0, 0, 0), gr::io_signature::make(0, 0, 0)) { this->message_port_register_in(pmt::mp("events")); this->set_msg_handler(pmt::mp("events"), #if HAS_GENERIC_LAMBDA [this](auto&& PH1) { msg_handler_events(PH1); }); #else #if USE_BOOST_BIND_PLACEHOLDERS boost::bind(&channel_msg_receiver_cc::msg_handler_events, this, boost::placeholders::_1)); #else boost::bind(&channel_msg_receiver_cc::msg_handler_events, this, _1)); #endif #endif d_channel_fsm = std::move(channel_fsm); d_repeat = repeat; } void channel_msg_receiver_cc::msg_handler_events(pmt::pmt_t msg) { bool result = false; try { int64_t message = pmt::to_long(std::move(msg)); switch (message) { case 1: // positive acquisition // Now the acquisition block can optionally trigger the event valid acquisition internally, // in order to reduce acquisition to tracking delay. result = d_channel_fsm->Event_valid_acquisition(); break; case 2: // negative acquisition if (d_repeat == true) { result = d_channel_fsm->Event_failed_acquisition_repeat(); } else { result = d_channel_fsm->Event_failed_acquisition_no_repeat(); } break; case 3: // tracking loss of lock event result = d_channel_fsm->Event_failed_tracking_standby(); break; default: LOG(WARNING) << "Default case, invalid message."; break; } } catch (boost::bad_any_cast& e) { LOG(WARNING) << "msg_handler_telemetry Bad any cast!"; } if (!result) { LOG(WARNING) << "msg_handler_telemetry invalid event"; } }