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authorMatthias P. Braendli <matthias.braendli@mpb.li>2016-10-02 14:40:19 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2016-10-02 14:40:19 +0200
commitc21a6828183cdcc08533a83530156e5758aca534 (patch)
tree47a5fab506ad522bb78b50ad87c2ee45179d87cd /src/fig/FIG0_17.cpp
parentb78139a2fe6ee76bcb85b240733bf803c5430286 (diff)
parent369874e1c38680d27f187aa0297b0ce00b3f9fa0 (diff)
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Merge branch 'next' into servicelinking
And move FIG0/6 to new files
Diffstat (limited to 'src/fig/FIG0_17.cpp')
-rw-r--r--src/fig/FIG0_17.cpp103
1 files changed, 103 insertions, 0 deletions
diff --git a/src/fig/FIG0_17.cpp b/src/fig/FIG0_17.cpp
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+++ b/src/fig/FIG0_17.cpp
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+/*
+ Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
+ 2011, 2012 Her Majesty the Queen in Right of Canada (Communications
+ Research Center Canada)
+
+ Copyright (C) 2016
+ Matthias P. Braendli, matthias.braendli@mpb.li
+ */
+/*
+ This file is part of ODR-DabMux.
+
+ ODR-DabMux 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.
+
+ ODR-DabMux 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "fig/FIG0_17.h"
+#include "utils.h"
+
+namespace FIC {
+
+FIG0_17::FIG0_17(FIGRuntimeInformation *rti) :
+ m_rti(rti),
+ m_initialised(false)
+{
+}
+
+FillStatus FIG0_17::fill(uint8_t *buf, size_t max_size)
+{
+ FillStatus fs;
+ ssize_t remaining = max_size;
+
+ if (not m_initialised) {
+ serviceFIG0_17 = m_rti->ensemble->services.end();
+ m_initialised = true;
+ }
+
+ auto ensemble = m_rti->ensemble;
+
+ FIGtype0* fig0 = NULL;
+
+ for (; serviceFIG0_17 != ensemble->services.end();
+ ++serviceFIG0_17) {
+
+ if ((*serviceFIG0_17)->pty == 0) {
+ continue;
+ }
+
+ const int required_size = 4;
+
+
+ if (fig0 == NULL) {
+ if (remaining < 2 + required_size) {
+ break;
+ }
+ fig0 = (FIGtype0*)buf;
+ fig0->FIGtypeNumber = 0;
+ fig0->Length = 1;
+ fig0->CN = 0;
+ fig0->OE = 0;
+ fig0->PD = 0;
+ fig0->Extension = 17;
+ buf += 2;
+ remaining -= 2;
+ }
+ else if (remaining < required_size) {
+ break;
+ }
+
+ auto fig0_17 = (FIGtype0_17*)buf;
+ fig0_17->SId = htons((*serviceFIG0_17)->id);
+ fig0_17->SD = 1; // We only transmit dynamic PTy
+ fig0_17->rfa1 = 0;
+ fig0_17->rfu1 = 0;
+ fig0_17->rfa2_low = 0;
+ fig0_17->rfa2_high = 0;
+ fig0_17->rfu2 = 0;
+ fig0_17->IntCode = (*serviceFIG0_17)->pty;
+
+ fig0->Length += 4;
+ buf += 4;
+ remaining -= 4;
+ }
+
+ if (serviceFIG0_17 == ensemble->services.end()) {
+ serviceFIG0_17 = ensemble->services.begin();
+ fs.complete_fig_transmitted = true;
+ }
+
+ fs.num_bytes_written = max_size - remaining;
+ return fs;
+}
+
+}