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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_13.cpp
parent5542c8ecff635f9abc05b6b2ff255db02c2c9c46 (diff)
downloadetisnoop-4809f3c042a99a639542b1e6cd22657871113260.tar.gz
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Move all sources to src/
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diff --git a/fig0_13.cpp b/fig0_13.cpp
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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 <set>
-
-/* EN 300 401, 8.1.20, User application information
- * The combination of the SId and the SCIdS provides a service component
- * identifier which is valid globally.
- */
-using SId_t = int;
-using SCIdS_t = int;
-static std::set<std::pair<SId_t, SCIdS_t> > components_ids_seen;
-
-bool fig0_13_is_complete(SId_t SId, SCIdS_t SCIdS)
-{
- auto key = std::make_pair(SId, SCIdS);
- bool complete = components_ids_seen.count(key);
-
- if (complete) {
- components_ids_seen.clear();
- }
- else {
- components_ids_seen.insert(key);
- }
-
- return complete;
-}
-
-
-std::string get_fig_0_13_userapp(int user_app_type)
-{
- switch (user_app_type) {
- case 0x000: return "Reserved for future definition";
- case 0x001: return "Not used";
- case 0x002: return "MOT Slideshow";
- case 0x003: return "MOT Broadacst Web Site";
- case 0x004: return "TPEG";
- case 0x005: return "DGPS";
- case 0x006: return "TMC";
- case 0x007: return "EPG";
- case 0x008: return "DAB Java";
- case 0x44a: return "Journaline";
- default: return "Reserved for future applications";
- }
-}
-
-// FIG 0/13 User application information
-// ETSI EN 300 401 8.1.20
-bool fig0_13(fig0_common_t& fig0, int indent)
-{
- uint32_t SId;
- uint8_t SCIdS;
- uint8_t No;
- uint8_t* f = fig0.f;
- const int figtype = 0;
- char desc[256];
- bool complete = false;
-
- int k = 1;
-
- if (fig0.pd() == 0) { // Programme services, 16 bit SId
- SId = (f[k] << 8) |
- f[k+1];
- k+=2;
-
- SCIdS = f[k] >> 4;
- No = f[k] & 0x0F;
- k++;
- }
- else { // Data services, 32 bit SId
- SId = (f[k] << 24) |
- (f[k+1] << 16) |
- (f[k+2] << 8) |
- f[k+3];
- k+=4;
-
- SCIdS = f[k] >> 4;
- No = f[k] & 0x0F;
- k++;
-
- }
-
- complete |= fig0_13_is_complete(SId, SCIdS);
-
- sprintf(desc, "FIG %d/%d: SId=0x%X SCIdS=%u No=%u",
- figtype, fig0.ext(), SId, SCIdS, No);
- printbuf(desc, indent+1, NULL, 0);
-
- for (int numapp = 0; numapp < No; numapp++) {
- uint16_t user_app_type = ((f[k] << 8) |
- (f[k+1] & 0xE0)) >> 5;
- uint8_t user_app_len = f[k+1] & 0x1F;
- k+=2;
-
- sprintf(desc, "User Application %d '%s'; length %u",
- user_app_type,
- get_fig_0_13_userapp(user_app_type).c_str(),
- user_app_len);
- printbuf(desc, indent+2, NULL, 0);
- }
-
- return complete;
-}
-