/* 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 // FIG 0/9 Country, LTO and International table // ETSI EN 300 401 8.1.3.2 fig_result_t fig0_9(fig0_common_t& fig0, const display_settings_t &disp) { uint32_t SId; uint8_t Ensemble_ECC=0; uint8_t i = 1, j, key, Number_of_services, ECC; int8_t LTO; bool LTO_uniq; fig_result_t r; bool Ext_flag; uint8_t* f = fig0.f; if (i < (fig0.figlen - 2)) { // get Ensemble LTO, ECC and International Table Id key = ((uint8_t)fig0.oe() << 1) | (uint8_t)fig0.pd(); Ext_flag = f[i] >> 7; LTO_uniq = (f[i]>> 6) & 0x01; int8_t Ensemble_LTO = f[i] & 0x3F; if (Ensemble_LTO & 0x20) { // negative Ensemble LTO Ensemble_LTO |= 0xC0; } r.msgs.emplace_back("-"); r.msgs.emplace_back(1, strprintf("Ext flag=%d extended field %s", Ext_flag, Ext_flag?"present":"absent")); r.msgs.emplace_back(1, strprintf("LTO uniq=%d %s", LTO_uniq, LTO_uniq?"several time zones":"one time zone (time specified by Ensemble LTO)")); r.msgs.emplace_back(1, strprintf("Ensemble LTO=0x%X %s%d:%02d", (Ensemble_LTO & 0x3F), (Ensemble_LTO >= 0)?"":"-" , abs(Ensemble_LTO) >> 1, (Ensemble_LTO & 0x01) * 30)); if (abs(Ensemble_LTO) > 24) { r.errors.push_back("LTO out of range -12 hours to +12 hours"); } Ensemble_ECC = f[i+1]; uint8_t International_Table_Id = f[i+2]; set_international_table(International_Table_Id); r.msgs.emplace_back(1, strprintf("Ensemble ECC=0x%X", Ensemble_ECC)); r.msgs.emplace_back(1, strprintf("International Table Id=0x%X", International_Table_Id)); r.msgs.emplace_back(1, strprintf("database key=0x%x", key)); i += 3; if (Ext_flag == 1) { // extended field present r.msgs.emplace_back(1, "Subfields:"); while (i < fig0.figlen) { // iterate over extended sub-field Number_of_services = f[i] >> 6; LTO = f[i] & 0x3F; if (LTO & 0x20) { // negative LTO LTO |= 0xC0; } r.msgs.emplace_back(2, "-"); r.msgs.emplace_back(3, strprintf("Number of services=%d", Number_of_services)); r.msgs.emplace_back(3, strprintf("LTO=0x%X %s%d:%02d", (LTO & 0x3F), (LTO >= 0)?"":"-" , abs(LTO) >> 1, (LTO & 0x01) * 30)); if (abs(LTO) > 24) { r.errors.push_back("LTO in extended field out of range -12 hours to +12 hours"); } // CEI Change Event Indication if ((Number_of_services == 0) && (LTO == 0) /* && (Ext_flag == 1) */) { r.msgs.emplace_back(3, "CEI=true"); } i++; if (fig0.pd() == 0) { // Programme services, 16 bit SId if (i < fig0.figlen) { ECC = f[i]; r.msgs.emplace_back(3, strprintf("ECC=0x%X", ECC)); i++; for(j = i; ((j < (i + (Number_of_services * 2))) && (j < fig0.figlen)); j += 2) { // iterate over SId SId = ((uint32_t)f[j] << 8) | (uint32_t)f[j+1]; r.msgs.emplace_back(3, strprintf("SId=0x%X", SId)); } i += (Number_of_services * 2); } } else { // Data services, 32 bit SId for(j = i; ((j < (i + (Number_of_services * 4))) && (j < fig0.figlen)); j += 4) { // iterate over SId SId = ((uint32_t)f[j] << 24) | ((uint32_t)f[j+1] << 16) | ((uint32_t)f[j+2] << 8) | (uint32_t)f[j+3]; r.msgs.emplace_back(3, strprintf("SId=0x%X", SId)); } i += (Number_of_services * 4); } } } } r.complete = true; return r; }