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Diffstat (limited to 'fig0_25.cpp')
| -rw-r--r-- | fig0_25.cpp | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/fig0_25.cpp b/fig0_25.cpp new file mode 100644 index 0000000..7e6b69b --- /dev/null +++ b/fig0_25.cpp @@ -0,0 +1,91 @@ +/* + 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 <http://www.gnu.org/licenses/>. + + Authors: + Sergio Sagliocco <sergio.sagliocco@csp.it> + Matthias P. Braendli <matthias@mpb.li> + / | |- ')|) |-|_ _ (|,_ .| _ ,_ \ + Data Path \(|(||_(|/_| (||_||(a)_||||(|||.(_()|||/ + +*/ + +#include "figs.hpp" +#include <cstdio> +#include <cstring> +#include <map> + + +// FIG 0/25 fig0.oe() Announcement support +// ETSI EN 300 401 8.1.10.5.1 +void fig0_25(fig0_common_t& fig0, int indent) +{ + 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; + + 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]; + 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, indent+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, indent+2, NULL, 0); + i += 2; + } + if (j < Number_EIds) { + sprintf(desc, "missing EId, fig length too short !"); + printbuf(desc, indent+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, indent+2, NULL, 0); + } + } + } +} + |