101 lines
2.6 KiB
C++
101 lines
2.6 KiB
C++
/*
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* Copyright (C) 2015,2016,2018,2020 by Jonathan Naylor G4KLX
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "Sync.h"
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#include "DStarDefines.h"
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#include "DMRDefines.h"
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#include "YSFDefines.h"
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#include "P25Defines.h"
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#include "NXDNDefines.h"
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#include "M17Defines.h"
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#include <cstdio>
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#include <cassert>
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#include <cstring>
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void CSync::addDStarSync(unsigned char* data)
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{
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assert(data != NULL);
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::memcpy(data + DSTAR_VOICE_FRAME_LENGTH_BYTES, DSTAR_SYNC_BYTES, DSTAR_DATA_FRAME_LENGTH_BYTES);
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}
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void CSync::addDMRDataSync(unsigned char* data, bool duplex)
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{
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assert(data != NULL);
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if (duplex) {
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for (unsigned int i = 0U; i < 7U; i++)
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data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | BS_SOURCED_DATA_SYNC[i];
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} else {
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for (unsigned int i = 0U; i < 7U; i++)
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data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | MS_SOURCED_DATA_SYNC[i];
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}
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}
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void CSync::addDMRAudioSync(unsigned char* data, bool duplex)
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{
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assert(data != NULL);
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if (duplex) {
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for (unsigned int i = 0U; i < 7U; i++)
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data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | BS_SOURCED_AUDIO_SYNC[i];
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} else {
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for (unsigned int i = 0U; i < 7U; i++)
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data[i + 13U] = (data[i + 13U] & ~SYNC_MASK[i]) | MS_SOURCED_AUDIO_SYNC[i];
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}
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}
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void CSync::addYSFSync(unsigned char* data)
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{
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assert(data != NULL);
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::memcpy(data, YSF_SYNC_BYTES, YSF_SYNC_LENGTH_BYTES);
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}
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void CSync::addP25Sync(unsigned char* data)
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{
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assert(data != NULL);
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::memcpy(data, P25_SYNC_BYTES, P25_SYNC_LENGTH_BYTES);
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}
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void CSync::addNXDNSync(unsigned char* data)
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{
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assert(data != NULL);
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for (unsigned int i = 0U; i < NXDN_FSW_BYTES_LENGTH; i++)
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data[i] = (data[i] & ~NXDN_FSW_BYTES_MASK[i]) | NXDN_FSW_BYTES[i];
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}
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void CSync::addM17HeaderSync(unsigned char* data)
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{
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assert(data != NULL);
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::memcpy(data, M17_HEADER_SYNC_BYTES, M17_SYNC_LENGTH_BYTES);
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}
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void CSync::addM17DataSync(unsigned char* data)
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{
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assert(data != NULL);
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::memcpy(data, M17_DATA_SYNC_BYTES, M17_SYNC_LENGTH_BYTES);
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}
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