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author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2016-09-02 17:43:32 +0200 |
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committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2016-09-07 21:20:24 +0200 |
commit | 4809f3c042a99a639542b1e6cd22657871113260 (patch) | |
tree | dc0ec0f256eaceb79d63daa09591d4a6ef08cb73 /src/fig0_17.cpp | |
parent | 5542c8ecff635f9abc05b6b2ff255db02c2c9c46 (diff) | |
download | etisnoop-4809f3c042a99a639542b1e6cd22657871113260.tar.gz etisnoop-4809f3c042a99a639542b1e6cd22657871113260.tar.bz2 etisnoop-4809f3c042a99a639542b1e6cd22657871113260.zip |
Move all sources to src/
Diffstat (limited to 'src/fig0_17.cpp')
-rw-r--r-- | src/fig0_17.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/fig0_17.cpp b/src/fig0_17.cpp new file mode 100644 index 0000000..01fa954 --- /dev/null +++ b/src/fig0_17.cpp @@ -0,0 +1,138 @@ +/* + 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> +#include <unordered_set> + +static std::unordered_set<int> services_ids_seen; + +bool fig0_17_is_complete(int services_id) +{ + bool complete = services_ids_seen.count(services_id); + + if (complete) { + services_ids_seen.clear(); + } + else { + services_ids_seen.insert(services_id); + } + + return complete; +} + +// FIG 0/17 Programme Type +// ETSI EN 300 401 8.1.5 +bool fig0_17(fig0_common_t& fig0, int indent) +{ + uint16_t SId; + uint8_t i = 1, Rfa, Language, Int_code, Comp_code; + char tmpbuf[512]; + char desc[512]; + bool SD_flag, PS_flag, L_flag, CC_flag, Rfu; + uint8_t* f = fig0.f; + bool complete = false; + + while (i < (fig0.figlen - 3)) { + // iterate over announcement support + SId = (f[i] << 8) | f[i+1]; + complete |= fig0_17_is_complete(SId); + SD_flag = (f[i+2] >> 7); + PS_flag = ((f[i+2] >> 6) & 0x01); + L_flag = ((f[i+2] >> 5) & 0x01); + CC_flag = ((f[i+2] >> 4) & 0x01); + Rfa = (f[i+2] & 0x0F); + sprintf(desc, "SId=0x%X, S/D=%d Programme Type codes and language (when present), %srepresent the current programme contents, P/S=%d %s service component, L flag=%d language field %s, CC flag=%d complementary code and preceding Rfa and Rfu fields %s", + SId, SD_flag, SD_flag?"":"may not ", PS_flag, PS_flag?"secondary":"primary", + L_flag, L_flag?"present":"absent", CC_flag, CC_flag?"present":"absent"); + if (Rfa != 0) { + sprintf(tmpbuf, ", Rfa=0x%X invalid value", Rfa); + strcat(desc, tmpbuf); + } + i += 3; + if (L_flag != 0) { + if (i < fig0.figlen) { + Language = f[i]; + sprintf(tmpbuf, ", Language=0x%X %s", Language, + get_language_name(Language)); + strcat(desc, tmpbuf); + } + else { + sprintf(tmpbuf, ", Language= invalid FIG length"); + strcat(desc, tmpbuf); + } + i++; + } + if (i < fig0.figlen) { + Rfa = f[i] >> 6; + Rfu = (f[i] >> 5) & 0x01; + if (Rfa != 0) { + sprintf(tmpbuf, ", Rfa=0x%X invalid value", Rfa); + strcat(desc, tmpbuf); + } + if (Rfu != 0) { + sprintf(tmpbuf, ", Rfu=%d invalid value", Rfu); + strcat(desc, tmpbuf); + } + Int_code = f[i] & 0x1F; + sprintf(tmpbuf, ", Int code=0x%X %s", Int_code, get_programme_type(get_international_table() , Int_code)); + strcat(desc, tmpbuf); + i++; + } + else { + sprintf(tmpbuf, ", Int code= invalid FIG length"); + strcat(desc, tmpbuf); + } + if (CC_flag != 0) { + if (i < fig0.figlen) { + Rfa = f[i] >> 6; + Rfu = (f[i] >> 5) & 0x01; + if (Rfa != 0) { + sprintf(tmpbuf, ", Rfa=0x%X invalid value", Rfa); + strcat(desc, tmpbuf); + } + if (Rfu != 0) { + sprintf(tmpbuf, ", Rfu=%d invalid value", Rfu); + strcat(desc, tmpbuf); + } + Comp_code = f[i] & 0x1F; + sprintf(tmpbuf, ", Comp code=0x%X %s", Comp_code, get_programme_type(get_international_table() , Comp_code)); + strcat(desc, tmpbuf); + i++; + } + else { + sprintf(tmpbuf, ", Comp code= invalid FIG length"); + strcat(desc, tmpbuf); + } + } + printbuf(desc, indent+1, NULL, 0); + } + + return complete; +} + |