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Diffstat (limited to 'src/fig/FIG1.cpp')
-rw-r--r-- | src/fig/FIG1.cpp | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/fig/FIG1.cpp b/src/fig/FIG1.cpp new file mode 100644 index 0000000..e596408 --- /dev/null +++ b/src/fig/FIG1.cpp @@ -0,0 +1,71 @@ +/* + 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) 2015 + Matthias P. Braendli, matthias.braendli@mpb.li + + Implementation of FIG1 + */ +/* + 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/FIG1.h" +#include "DabMultiplexer.h" + +namespace FIC { + +//=========== FIG 1/0 =========== + +FillStatus FIG1_0::fill(uint8_t *buf, size_t max_size) +{ + FillStatus fs; + auto ensemble = m_rti->ensemble; + size_t remaining = max_size; + + if (remaining < 22) { + fs.num_bytes_written = 0; + return fs; + } + + auto fig1_0 = (FIGtype1_0*)buf; + + fig1_0->Length = 21; + fig1_0->FIGtypeNumber = 1; + fig1_0->Extension = 0; + fig1_0->OE = 0; + fig1_0->Charset = 0; + fig1_0->EId = htons(ensemble->id); + buf += 4; + + ensemble->label.writeLabel(buf); + buf += 16; + + buf[0] = ensemble->label.flag() >> 8; + buf[1] = ensemble->label.flag() & 0xFF; + buf += 2; + + remaining -= 22; + + fs.complete_fig_transmitted = true; + fs.num_bytes_written = max_size - remaining; + return fs; +} + +} // namespace FIC + |