/* Copyright (C) 2014 CSP Innovazione nelle ICT s.c.a r.l. (http://www.csp.it/) Copyright (C) 2018 Matthias P. Braendli (http://www.opendigitalradio.org) Copyright (C) 2015 Data Path This program 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. This program 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 this program. If not, see . Authors: Sergio Sagliocco Matthias P. Braendli / | |- ')|) |-|_ _ (|,_ .| _ ,_ \ Data Path \(|(||_(|/_| (||_||(a)_||||(|||.(_()|||/ */ #include "figs.hpp" #include #include #include #include static std::unordered_set services_seen; bool fig0_24_is_complete(int services_id) { bool complete = services_seen.count(services_id); if (complete) { services_seen.clear(); } else { services_seen.insert(services_id); } return complete; } // FIG 0/24 fig0.oe() Services // ETSI EN 300 401 8.1.10.2 fig_result_t fig0_24(fig0_common_t& fig0, const display_settings_t &disp) { uint64_t key; uint32_t SId; uint16_t EId; uint8_t i = 1, j, Number_of_EIds, CAId; fig_result_t r; uint8_t* f = fig0.f; bool Rfa; while (i < (fig0.figlen - (((uint8_t)fig0.pd() + 1) * 2))) { // iterate over other ensembles services if (fig0.pd() == 0) { SId = ((uint32_t)f[i] << 8) | (uint32_t)f[i+1]; i += 2; } else { // fig0.pd() == 1 SId = ((uint32_t)f[i] << 24) | ((uint32_t)f[i+1] << 16) | ((uint32_t)f[i+2] << 8) | (uint32_t)f[i+3]; i += 4; } r.complete |= fig0_24_is_complete(SId); Rfa = (f[i] >> 7); CAId = (f[i] >> 4); Number_of_EIds = (f[i] & 0x0f); key = ((uint64_t)fig0.oe() << 33) | ((uint64_t)fig0.pd() << 32) | \ (uint64_t)SId; r.msgs.emplace_back("-"); r.msgs.emplace_back(1, strprintf("PD=%d", fig0.pd())); r.msgs.emplace_back(1, strprintf("SId=0x%X", SId)); r.msgs.emplace_back(1, strprintf("CAId=%d", CAId)); r.msgs.emplace_back(1, strprintf("Number of EId=%d", Number_of_EIds)); r.msgs.emplace_back(1, strprintf("database key=%09" PRId64, key)); if (Rfa != 0) { r.errors.push_back(strprintf("Rfa=%d invalid value", Rfa)); } // CEI Change Event Indication if (Number_of_EIds == 0) { r.msgs.emplace_back("CEI=true"); } i++; std::stringstream eid_ss; for (j = i; ((j < (i + (Number_of_EIds * 2))) && (j < fig0.figlen)); j += 2) { // iterate over EIds EId = ((uint16_t)f[j] <<8) | (uint16_t)f[j+1]; if (j > i) { eid_ss << ", "; } eid_ss << strprintf("0x%04x", EId); } r.msgs.emplace_back(1, "EIds: [" + eid_ss.str() + "]"); i += (Number_of_EIds * 2); } return r; }