MMDVM_CM/YSF2DMR/Sync.cpp

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2018-05-28 11:02:35 -04:00
/*
* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
* Copyright (C) 2018 by Andy Uribe CA6JAU
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Sync.h"
#include "DMRDefines.h"
#include "YSFDefines.h"
#include <cstdio>
#include <cassert>
#include <cstring>
void CSync::addDMRDataSync(unsigned char* data, bool duplex)
{
assert(data != NULL);
if (duplex) {
for (unsigned int i = 0U; i < 7U; i++)
data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | BS_SOURCED_DATA_SYNC[i];
} else {
for (unsigned int i = 0U; i < 7U; i++)
data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | MS_SOURCED_DATA_SYNC[i];
}
}
void CSync::addDMRAudioSync(unsigned char* data, bool duplex)
{
assert(data != NULL);
if (duplex) {
for (unsigned int i = 0U; i < 7U; i++)
data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | BS_SOURCED_AUDIO_SYNC[i];
} else {
for (unsigned int i = 0U; i < 7U; i++)
data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | MS_SOURCED_AUDIO_SYNC[i];
}
}
void CSync::addYSFSync(unsigned char* data)
{
assert(data != NULL);
::memcpy(data, YSF_SYNC_BYTES, YSF_SYNC_LENGTH_BYTES);
}