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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_16.cpp
parent5542c8ecff635f9abc05b6b2ff255db02c2c9c46 (diff)
downloadetisnoop-4809f3c042a99a639542b1e6cd22657871113260.tar.gz
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Move all sources to src/
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diff --git a/fig0_16.cpp b/fig0_16.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>
-
-/* SId and PNum look like good candidates to uniquely identify a FIG0_16
- */
-using SId_t = int;
-using PNum_t = int;
-static std::set<std::pair<SId_t, PNum_t> > components_seen;
-
-bool fig0_16_is_complete(SId_t SId, PNum_t PNum)
-{
- auto key = std::make_pair(SId, PNum);
- bool complete = components_seen.count(key);
-
- if (complete) {
- components_seen.clear();
- }
- else {
- components_seen.insert(key);
- }
-
- return complete;
-}
-
-
-// FIG 0/16 Programme Number & fig0.oe() Programme Number
-// ETSI EN 300 401 8.1.4 & 8.1.10.3
-bool fig0_16(fig0_common_t& fig0, int indent)
-{
- uint16_t SId, PNum, New_SId, New_PNum;
- uint8_t i = 1, Rfa, Rfu;
- char tmpbuf[256];
- char desc[256];
- bool Continuation_flag, Update_flag;
- uint8_t* f = fig0.f;
- bool complete = false;
-
- while (i < (fig0.figlen - 4)) {
- // iterate over Programme Number
- SId = ((uint16_t)f[i] << 8) | ((uint16_t)f[i+1]);
- PNum = ((uint16_t)f[i+2] << 8) | ((uint16_t)f[i+3]);
- complete |= fig0_16_is_complete(SId, PNum);
- Rfa = f[i+4] >> 6;
- Rfu = (f[i+4] >> 2) & 0x0F;
- Continuation_flag = (f[i+4] >> 1) & 0x01;
- Update_flag = f[i+4] & 0x01;
-
- sprintf(desc, "SId=0x%X, PNum=0x%X ", SId, PNum);
- // Append PNum decoded string
- strcatPNum(desc, PNum);
-
- if (Rfa != 0) {
- sprintf(tmpbuf, ", Rfa=%d invalid value", Rfa);
- strcat(desc, tmpbuf);
- }
-
- if (Rfu != 0) {
- sprintf(tmpbuf, ", Rfu=0x%X invalid value", Rfu);
- strcat(desc, tmpbuf);
- }
-
- sprintf(tmpbuf, ", Continuation flag=%d the programme will %s, Update flag=%d %sre-direction",
- Continuation_flag, Continuation_flag?"be interrupted but continued later":"not be subject to a planned interruption",
- Update_flag, Update_flag?"":"no ");
- strcat(desc, tmpbuf);
- i += 5;
-
- if (Update_flag != 0) {
- // In the case of a re-direction, the New SId and New PNum shall be appended
- if (i < (fig0.figlen - 1)) {
- New_SId = ((uint16_t)f[i] << 8) | ((uint16_t)f[i+1]);
- sprintf(tmpbuf, ", New SId=0x%X", New_SId);
- strcat(desc, tmpbuf);
- if (i < (fig0.figlen - 3)) {
- New_PNum = ((uint16_t)f[i+2] << 8) | ((uint16_t)f[i+3]);
- sprintf(tmpbuf, ", New PNum=0x%X ", New_PNum);
- strcat(desc, tmpbuf);
- // Append New_PNum decoded string
- strcatPNum(desc, New_PNum);
- }
- else {
- sprintf(tmpbuf, ", missing New PNum !");
- strcat(desc, tmpbuf);
- }
- }
- else {
- sprintf(tmpbuf, ", missing New SId and New PNum !");
- strcat(desc, tmpbuf);
- }
- i += 4;
- }
-
- printbuf(desc, indent+1, NULL, 0);
- }
-
- return complete;
-}
-