/* Copyright (C) 2014 CSP Innovazione nelle ICT s.c.a r.l. (http://www.csp.it/) Copyright (C) 2016 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_25_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 0/25 fig0.oe() Announcement support // ETSI EN 300 401 8.1.10.5.1 bool fig0_25(fig0_common_t& fig0, const display_settings_t &disp) { uint32_t key; uint16_t SId, Asu_flags, EId; uint8_t i = 1, j, Rfu, Number_EIds; char tmpbuf[256]; char desc[256]; uint8_t* f = fig0.f; bool complete = false; while (i < (fig0.figlen - 4)) { // iterate over other ensembles announcement support // SId, Asu flags, Rfu, Number of EIds SId = ((uint16_t)f[i] << 8) | (uint16_t)f[i+1]; complete |= fig0_25_is_complete(SId); Asu_flags = ((uint16_t)f[i+2] << 8) | (uint16_t)f[i+3]; Rfu = (f[i+4] >> 4); Number_EIds = (f[i+4] & 0x0F); sprintf(desc, "SId=0x%X, Asu flags=0x%X", SId, Asu_flags); if (Rfu != 0) { sprintf(tmpbuf, ", Rfu=%d invalid value", Rfu); strcat(desc, tmpbuf); } sprintf(tmpbuf, ", Number of EIds=%d", Number_EIds); strcat(desc, tmpbuf); key = ((uint32_t)fig0.oe() << 17) | ((uint32_t)fig0.pd() << 16) | (uint32_t)SId; sprintf(tmpbuf, ", database key=0x%05x", key); strcat(desc, tmpbuf); // CEI Change Event Indication if (Number_EIds == 0) { sprintf(tmpbuf, ", CEI"); strcat(desc, tmpbuf); } printbuf(desc, disp+1, NULL, 0); i += 5; for(j = 0; (j < Number_EIds) && (i < (fig0.figlen - 1)); j++) { // iterate over EIds EId = ((uint16_t)f[i] << 8) | (uint16_t)f[i+1]; sprintf(desc, "EId=0x%X", EId); printbuf(desc, disp+2, NULL, 0); i += 2; } if (j < Number_EIds) { sprintf(desc, "missing EId, fig length too short !"); printbuf(desc, disp+1, NULL, 0); fprintf(stderr, "WARNING: FIG 0/%d length %d too short !\n", fig0.ext(), fig0.figlen); } // decode fig0.oe() announcement support types for(j = 0; j < 16; j++) { if (Asu_flags & (1 << j)) { sprintf(desc, "fig0.oe() Announcement support=%s", get_announcement_type(j)); printbuf(desc, disp+2, NULL, 0); } } } return complete; }