/* 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 /* SId and PNum look like good candidates to uniquely identify a FIG0_16 */ using SId_t = int; using PNum_t = int; static std::set > components_seen; bool fig0_16_is_complete(SId_t SId, PNum_t PNum) { auto key = std::make_pair(SId, PNum); bool complete = components_seen.count(key); if (complete) { components_seen.clear(); } else { components_seen.insert(key); } return complete; } // FIG 0/16 Programme Number & fig0.oe() Programme Number // ETSI EN 300 401 8.1.4 & 8.1.10.3 fig_result_t fig0_16(fig0_common_t& fig0, const display_settings_t &disp) { uint16_t SId, PNum, New_SId, New_PNum; uint8_t i = 1, Rfa, Rfu; fig_result_t r; bool Continuation_flag, Update_flag; uint8_t* f = fig0.f; while (i < (fig0.figlen - 4)) { // iterate over Programme Number SId = ((uint16_t)f[i] << 8) | ((uint16_t)f[i+1]); PNum = ((uint16_t)f[i+2] << 8) | ((uint16_t)f[i+3]); r.complete |= fig0_16_is_complete(SId, PNum); Rfa = f[i+4] >> 6; Rfu = (f[i+4] >> 2) & 0x0F; Continuation_flag = (f[i+4] >> 1) & 0x01; Update_flag = f[i+4] & 0x01; r.msgs.emplace_back("-"); r.msgs.emplace_back(1, strprintf("SId=0x%X", SId)); r.msgs.emplace_back(1, strprintf("PNum=0x%X ", PNum) + pnum_to_str(PNum)); if (Rfa != 0) { r.errors.push_back(strprintf("Rfa=%d invalid value", Rfa)); } if (Rfu != 0) { r.errors.push_back(strprintf(", Rfu=0x%X invalid value", Rfu)); } r.msgs.emplace_back(1, strprintf("Continuation flag=%d, the programme will %s", Continuation_flag, Continuation_flag ? "be interrupted but continued later" : "not be subject to a planned interruption")); r.msgs.emplace_back(1, strprintf("Update flag=%d %sre-direction", Update_flag, Update_flag ? "" : "no ")); i += 5; if (Update_flag != 0) { // In the case of a re-direction, the New SId and New PNum shall be appended if (i < (fig0.figlen - 1)) { New_SId = ((uint16_t)f[i] << 8) | ((uint16_t)f[i+1]); r.msgs.emplace_back(1, strprintf("New SId=0x%X", New_SId)); if (i < (fig0.figlen - 3)) { New_PNum = ((uint16_t)f[i+2] << 8) | ((uint16_t)f[i+3]); r.msgs.emplace_back(1, strprintf("New PNum=0x%X ", New_PNum) + pnum_to_str(New_PNum)); } else { r.errors.push_back("missing New PNum !"); } } else { r.errors.push_back("missing New SId and New PNum !"); } i += 4; } } return r; }