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authorMatthias P. Braendli <matthias.braendli@mpb.li>2016-09-02 17:43:32 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2016-09-07 21:20:24 +0200
commit4809f3c042a99a639542b1e6cd22657871113260 (patch)
treedc0ec0f256eaceb79d63daa09591d4a6ef08cb73 /fig0_17.cpp
parent5542c8ecff635f9abc05b6b2ff255db02c2c9c46 (diff)
downloadetisnoop-4809f3c042a99a639542b1e6cd22657871113260.tar.gz
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Move all sources to src/
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-rw-r--r--fig0_17.cpp138
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-/*
- 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;
-}
-