mirror of
https://github.com/ShaYmez/MMDVM_CM.git
synced 2024-12-22 09:10:57 -05:00
93 lines
2.4 KiB
C++
93 lines
2.4 KiB
C++
/*
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* Copyright (C) 2015,2016 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 "DMRSlotType.h"
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#include "Golay2087.h"
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#include <cstdio>
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#include <cassert>
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CDMRSlotType::CDMRSlotType() :
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m_colorCode(0U),
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m_dataType(0U)
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{
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}
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CDMRSlotType::~CDMRSlotType()
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{
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}
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void CDMRSlotType::putData(const unsigned char* data)
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{
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assert(data != NULL);
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unsigned char DMRSlotType[3U];
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DMRSlotType[0U] = (data[12U] << 2) & 0xFCU;
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DMRSlotType[0U] |= (data[13U] >> 6) & 0x03U;
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DMRSlotType[1U] = (data[13U] << 2) & 0xC0U;
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DMRSlotType[1U] |= (data[19U] << 2) & 0x3CU;
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DMRSlotType[1U] |= (data[20U] >> 6) & 0x03U;
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DMRSlotType[2U] = (data[20U] << 2) & 0xF0U;
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unsigned char code = CGolay2087::decode(DMRSlotType);
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m_colorCode = (code >> 4) & 0x0FU;
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m_dataType = (code >> 0) & 0x0FU;
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}
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void CDMRSlotType::getData(unsigned char* data) const
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{
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assert(data != NULL);
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unsigned char DMRSlotType[3U];
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DMRSlotType[0U] = (m_colorCode << 4) & 0xF0U;
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DMRSlotType[0U] |= (m_dataType << 0) & 0x0FU;
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DMRSlotType[1U] = 0x00U;
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DMRSlotType[2U] = 0x00U;
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CGolay2087::encode(DMRSlotType);
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data[12U] = (data[12U] & 0xC0U) | ((DMRSlotType[0U] >> 2) & 0x3FU);
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data[13U] = (data[13U] & 0x0FU) | ((DMRSlotType[0U] << 6) & 0xC0U) | ((DMRSlotType[1U] >> 2) & 0x30U);
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data[19U] = (data[19U] & 0xF0U) | ((DMRSlotType[1U] >> 2) & 0x0FU);
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data[20U] = (data[20U] & 0x03U) | ((DMRSlotType[1U] << 6) & 0xC0U) | ((DMRSlotType[2U] >> 2) & 0x3CU);
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}
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unsigned char CDMRSlotType::getColorCode() const
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{
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return m_colorCode;
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}
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void CDMRSlotType::setColorCode(unsigned char code)
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{
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m_colorCode = code;
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}
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unsigned char CDMRSlotType::getDataType() const
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{
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return m_dataType;
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}
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void CDMRSlotType::setDataType(unsigned char type)
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{
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m_dataType = type;
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}
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