1724 lines
44 KiB
C++
1724 lines
44 KiB
C++
/*
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* Copyright (C) 2015,2016 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; version 2 of the License.
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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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#include "DMRSlotType.h"
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#include "DMRShortLC.h"
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#include "DMRFullLC.h"
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#include "BPTC19696.h"
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#include "DMRSlot.h"
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#include "DMRCSBK.h"
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#include "Utils.h"
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#include "Sync.h"
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#include "CRC.h"
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#include "Log.h"
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#include <cassert>
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#include <ctime>
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#include <algorithm>
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unsigned int CDMRSlot::m_id = 0U;
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unsigned int CDMRSlot::m_colorCode = 0U;
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bool CDMRSlot::m_selfOnly = false;
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std::vector<unsigned int> CDMRSlot::m_prefixes;
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std::vector<unsigned int> CDMRSlot::m_blackList;
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std::vector<unsigned int> CDMRSlot::m_dstBlackListSlot1;
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std::vector<unsigned int> CDMRSlot::m_dstWhiteListSlot1;
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std::vector<unsigned int> CDMRSlot::m_dstBlackListSlot2;
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std::vector<unsigned int> CDMRSlot::m_dstWhiteListSlot2;
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CModem* CDMRSlot::m_modem = NULL;
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CDMRIPSC* CDMRSlot::m_network = NULL;
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CDisplay* CDMRSlot::m_display = NULL;
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bool CDMRSlot::m_duplex = true;
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CDMRLookup* CDMRSlot::m_lookup = NULL;
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unsigned int CDMRSlot::m_hangCount = 3U * 17U;
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unsigned char* CDMRSlot::m_idle = NULL;
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FLCO CDMRSlot::m_flco1;
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unsigned char CDMRSlot::m_id1 = 0U;
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bool CDMRSlot::m_voice1 = true;
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FLCO CDMRSlot::m_flco2;
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unsigned char CDMRSlot::m_id2 = 0U;
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bool CDMRSlot::m_voice2 = true;
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// #define DUMP_DMR
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CDMRSlot::CDMRSlot(unsigned int slotNo, unsigned int timeout) :
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m_slotNo(slotNo),
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m_queue(5000U, "DMR Slot"),
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m_rfState(RS_RF_LISTENING),
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m_netState(RS_NET_IDLE),
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m_rfEmbeddedLC(),
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m_netEmbeddedLC(),
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m_rfLC(NULL),
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m_netLC(NULL),
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m_rfDataHeader(),
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m_netDataHeader(),
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m_rfSeqNo(0U),
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m_netSeqNo(0U),
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m_rfN(0U),
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m_netN(0U),
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m_networkWatchdog(1000U, 0U, 1500U),
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m_rfTimeoutTimer(1000U, timeout),
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m_netTimeoutTimer(1000U, timeout),
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m_packetTimer(1000U, 0U, 300U),
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m_interval(),
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m_elapsed(),
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m_rfFrames(0U),
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m_netFrames(0U),
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m_netLost(0U),
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m_fec(),
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m_rfBits(0U),
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m_netBits(0U),
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m_rfErrs(0U),
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m_netErrs(0U),
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m_lastFrame(NULL),
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m_lastEMB(),
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m_fp(NULL)
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{
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m_lastFrame = new unsigned char[DMR_FRAME_LENGTH_BYTES + 2U];
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m_interval.start();
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}
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CDMRSlot::~CDMRSlot()
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{
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delete[] m_lastFrame;
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}
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void CDMRSlot::writeModem(unsigned char *data)
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{
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assert(data != NULL);
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if (data[0U] == TAG_LOST && m_rfState == RS_RF_AUDIO) {
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if (m_rfBits == 0U) m_rfBits = 1U;
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LogMessage("DMR Slot %u, RF transmission lost, %.1f seconds, BER: %.1f%%", m_slotNo, float(m_rfFrames) / 16.667F, float(m_rfErrs * 100U) / float(m_rfBits));
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writeEndRF(true);
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return;
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}
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if (data[0U] == TAG_LOST && m_rfState == RS_RF_DATA) {
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LogMessage("DMR Slot %u, RF transmission lost", m_slotNo);
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writeEndRF();
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return;
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}
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if (data[0U] == TAG_LOST) {
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m_rfState = RS_RF_LISTENING;
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return;
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}
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bool dataSync = (data[1U] & DMR_SYNC_DATA) == DMR_SYNC_DATA;
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bool audioSync = (data[1U] & DMR_SYNC_AUDIO) == DMR_SYNC_AUDIO;
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if (dataSync) {
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CDMRSlotType slotType;
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slotType.putData(data + 2U);
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unsigned char dataType = slotType.getDataType();
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if (dataType == DT_VOICE_LC_HEADER) {
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if (m_rfState == RS_RF_AUDIO)
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return;
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CDMRFullLC fullLC;
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CDMRLC* lc = fullLC.decode(data + 2U, DT_VOICE_LC_HEADER);
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if (lc == NULL)
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return;
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unsigned int id = lc->getSrcId();
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if (!validateId(id)) {
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LogMessage("DMR Slot %u, invalid access attempt from %u (blacklisted)", m_slotNo, id);
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delete lc;
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return;
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}
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// add check for valid dst id (e.g. TG)
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// - G7RZU
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unsigned int did = lc->getDstId();
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if (DstIdBlacklist(did, m_slotNo)) {
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LogMessage("DMR Slot %u, invalid access attempt to TG%u (TG blacklisted)", m_slotNo, did);
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delete lc;
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return;
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}
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// true sets allow greater than 4k. Need to add boolean in conf for this later.
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if (!DstIdWhitelist(did, m_slotNo, true)) {
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LogMessage("DMR Slot %u, invalid access attempt to TG%u (TG not in whitelist)", m_slotNo, did);
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delete lc;
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return;
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}
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m_queue.clear();
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m_modem->writeDMRAbort(m_slotNo);
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m_rfLC = lc;
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// Store the LC for the embedded LC
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m_rfEmbeddedLC.setData(*m_rfLC);
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// Regenerate the LC data
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fullLC.encode(*m_rfLC, data + 2U, DT_VOICE_LC_HEADER);
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// Regenerate the Slot Type
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slotType.getData(data + 2U);
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// Convert the Data Sync to be from the BS
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CSync::addDMRDataSync(data + 2U);
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data[0U] = TAG_DATA;
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data[1U] = 0x00U;
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m_rfTimeoutTimer.start();
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m_rfFrames = 0U;
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m_rfSeqNo = 0U;
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m_rfBits = 1U;
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m_rfErrs = 0U;
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if (m_duplex) {
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writeQueueRF(data);
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writeQueueRF(data);
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writeQueueRF(data);
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}
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writeNetworkRF(data, DT_VOICE_LC_HEADER);
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m_rfState = RS_RF_AUDIO;
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std::string src = m_lookup->find(id);
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std::string dst = m_lookup->find(m_rfLC->getDstId());
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if (m_netState == RS_NET_IDLE) {
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setShortLC(m_slotNo, m_rfLC->getDstId(), m_rfLC->getFLCO(), true);
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m_display->writeDMR(m_slotNo, src, m_rfLC->getFLCO() == FLCO_GROUP, dst, "R");
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}
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LogMessage("DMR Slot %u, received RF voice header from %s to %s%s", m_slotNo, src.c_str(), m_rfLC->getFLCO() == FLCO_GROUP ? "TG " : "", dst.c_str());
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} else if (dataType == DT_VOICE_PI_HEADER) {
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if (m_rfState != RS_RF_AUDIO)
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return;
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// Regenerate the Slot Type
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slotType.getData(data + 2U);
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// Convert the Data Sync to be from the BS
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CSync::addDMRDataSync(data + 2U);
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// Regenerate the payload
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CBPTC19696 bptc;
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unsigned char payload[12U];
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bptc.decode(data + 2U, payload);
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bptc.encode(payload, data + 2U);
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data[0U] = TAG_DATA;
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data[1U] = 0x00U;
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if (m_duplex)
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writeQueueRF(data);
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writeNetworkRF(data, DT_VOICE_PI_HEADER);
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} else if (dataType == DT_TERMINATOR_WITH_LC) {
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if (m_rfState != RS_RF_AUDIO)
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return;
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// Regenerate the LC data
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CDMRFullLC fullLC;
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fullLC.encode(*m_rfLC, data + 2U, DT_TERMINATOR_WITH_LC);
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// Regenerate the Slot Type
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slotType.getData(data + 2U);
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// Set the Data Sync to be from the BS
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CSync::addDMRDataSync(data + 2U);
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data[0U] = TAG_EOT;
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data[1U] = 0x00U;
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writeNetworkRF(data, DT_TERMINATOR_WITH_LC);
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writeNetworkRF(data, DT_TERMINATOR_WITH_LC);
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if (m_duplex) {
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for (unsigned int i = 0U; i < m_hangCount; i++)
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writeQueueRF(data);
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}
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if (m_rfBits == 0U) m_rfBits = 1U;
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LogMessage("DMR Slot %u, received RF end of voice transmission, %.1f seconds, BER: %.1f%%", m_slotNo, float(m_rfFrames) / 16.667F, float(m_rfErrs * 100U) / float(m_rfBits));
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writeEndRF();
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} else if (dataType == DT_DATA_HEADER) {
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if (m_rfState == RS_RF_DATA)
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return;
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CDMRDataHeader dataHeader;
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bool valid = dataHeader.put(data + 2U);
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if (!valid)
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return;
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bool gi = dataHeader.getGI();
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unsigned int srcId = dataHeader.getSrcId();
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unsigned int dstId = dataHeader.getDstId();
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if (!validateId(srcId)) {
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LogMessage("DMR Slot %u, invalid access attempt from %u", m_slotNo, srcId);
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return;
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}
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// add check for valid dst id (e.g. TG)
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// - G7RZU
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if (DstIdBlacklist(dstId, m_slotNo)) {
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LogMessage("DMR Slot %u, invalid access attempt to TG %u (TG blacklisted)", m_slotNo, dstId);
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return;
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}
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// true sets allow greater than 4k. Need to add boolean in conf for this later.
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if (!DstIdWhitelist(dstId, m_slotNo, true)) {
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LogMessage("DMR Slot %u, invalid access attempt to TG %u (TG not in whitelist)", m_slotNo, dstId);
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return;
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}
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m_rfFrames = dataHeader.getBlocks();
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m_rfDataHeader = dataHeader;
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m_rfSeqNo = 0U;
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m_rfLC = new CDMRLC(gi ? FLCO_GROUP : FLCO_USER_USER, srcId, dstId);
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// Regenerate the data header
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dataHeader.get(data + 2U);
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// Regenerate the Slot Type
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slotType.getData(data + 2U);
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// Convert the Data Sync to be from the BS
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CSync::addDMRDataSync(data + 2U);
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data[0U] = m_rfFrames == 0U ? TAG_EOT : TAG_DATA;
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data[1U] = 0x00U;
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if (m_duplex)
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writeQueueRF(data);
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writeNetworkRF(data, DT_DATA_HEADER);
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m_rfState = RS_RF_DATA;
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std::string src = m_lookup->find(srcId);
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std::string dst = m_lookup->find(dstId);
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if (m_netState == RS_NET_IDLE) {
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setShortLC(m_slotNo, dstId, gi ? FLCO_GROUP : FLCO_USER_USER, false);
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m_display->writeDMR(m_slotNo, src, gi, dst, "R");
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}
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LogMessage("DMR Slot %u, received RF data header from %s to %s%s, %u blocks", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str(), m_rfFrames);
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if (m_rfFrames == 0U)
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endOfRFData();
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} else if (dataType == DT_CSBK) {
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CDMRCSBK csbk;
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bool valid = csbk.put(data + 2U);
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if (!valid)
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return;
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CSBKO csbko = csbk.getCSBKO();
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if (csbko == CSBKO_BSDWNACT)
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return;
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bool gi = csbk.getGI();
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unsigned int srcId = csbk.getSrcId();
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unsigned int dstId = csbk.getDstId();
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if (!validateId(srcId)) {
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LogMessage("DMR Slot %u, invalid access attempt from %u", m_slotNo, srcId);
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return;
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}
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// add check for valid dst id (e.g. TG)
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// - G7RZU
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if (DstIdBlacklist(dstId, m_slotNo)) {
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LogMessage("DMR Slot %u, invalid access attempt to TG %u (TG blacklisted)", m_slotNo, dstId);
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return;
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}
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// true sets allow greater than 4k. Need to add boolean in conf for this later.
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if (!DstIdWhitelist(dstId, m_slotNo, true)) {
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LogMessage("DMR Slot %u, invalid access attempt to TG %u (TG not in whitelist)", m_slotNo, dstId);
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return;
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}
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// Regenerate the CSBK data
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csbk.get(data + 2U);
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// Regenerate the Slot Type
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slotType.getData(data + 2U);
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// Convert the Data Sync to be from the BS
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CSync::addDMRDataSync(data + 2U);
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m_rfSeqNo = 0U;
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data[0U] = TAG_DATA;
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data[1U] = 0x00U;
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if (m_duplex)
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writeQueueRF(data);
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writeNetworkRF(data, DT_CSBK, gi ? FLCO_GROUP : FLCO_USER_USER, srcId, dstId);
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std::string src = m_lookup->find(srcId);
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std::string dst = m_lookup->find(dstId);
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switch (csbko) {
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case CSBKO_UUVREQ:
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LogMessage("DMR Slot %u, received RF Unit to Unit Voice Service Request CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
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break;
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case CSBKO_UUANSRSP:
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LogMessage("DMR Slot %u, received RF Unit to Unit Voice Service Answer Response CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
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break;
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case CSBKO_NACKRSP:
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LogMessage("DMR Slot %u, received RF Negative Acknowledgment Response CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
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break;
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case CSBKO_PRECCSBK:
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LogMessage("DMR Slot %u, received RF Preamble CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
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break;
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default:
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LogWarning("DMR Slot %u, unhandled RF CSBK type - 0x%02X", m_slotNo, csbko);
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break;
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}
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} else if (dataType == DT_RATE_12_DATA || dataType == DT_RATE_34_DATA || dataType == DT_RATE_1_DATA) {
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if (m_rfState != RS_RF_DATA || m_rfFrames == 0U)
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return;
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// Regenerate the rate 1/2 payload
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if (dataType == DT_RATE_12_DATA) {
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CBPTC19696 bptc;
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unsigned char payload[12U];
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bptc.decode(data + 2U, payload);
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bptc.encode(payload, data + 2U);
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}
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// Regenerate the Slot Type
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slotType.getData(data + 2U);
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// Convert the Data Sync to be from the BS
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CSync::addDMRDataSync(data + 2U);
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m_rfFrames--;
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data[0U] = m_rfFrames == 0U ? TAG_EOT : TAG_DATA;
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data[1U] = 0x00U;
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if (m_duplex)
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writeQueueRF(data);
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writeNetworkRF(data, dataType);
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if (m_rfFrames == 0U)
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endOfRFData();
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}
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} else if (audioSync) {
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if (m_rfState == RS_RF_AUDIO) {
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// Convert the Audio Sync to be from the BS
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CSync::addDMRAudioSync(data + 2U);
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unsigned int errors = 0U;
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unsigned char fid = m_rfLC->getFID();
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if (fid == FID_ETSI || fid == FID_DMRA) {
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errors = m_fec.regenerateDMR(data + 2U);
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LogDebug("DMR Slot %u, audio sequence no. 0, errs: %u/141", m_slotNo, errors);
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m_rfErrs += errors;
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}
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m_rfBits += 141U;
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m_rfFrames++;
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data[0U] = TAG_DATA;
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data[1U] = 0x00U;
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if (m_duplex)
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writeQueueRF(data);
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writeNetworkRF(data, DT_VOICE_SYNC, errors);
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} else if (m_rfState == RS_RF_LISTENING) {
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m_rfState = RS_RF_LATE_ENTRY;
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}
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} else {
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if (m_rfState == RS_RF_AUDIO) {
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m_rfN = data[1U] & 0x0FU;
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// Regenerate the embedded LC
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unsigned char lcss = m_rfEmbeddedLC.getData(data + 2U, m_rfN);
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CDMREMB emb;
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emb.putData(data + 2U);
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// Regenerate the EMB
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emb.setColorCode(m_colorCode);
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emb.setLCSS(lcss);
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emb.getData(data + 2U);
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unsigned int errors = 0U;
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unsigned char fid = m_rfLC->getFID();
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if (fid == FID_ETSI || fid == FID_DMRA) {
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errors = m_fec.regenerateDMR(data + 2U);
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LogDebug("DMR Slot %u, audio sequence no. %u, errs: %u/141", m_slotNo, m_rfN, errors);
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m_rfErrs += errors;
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}
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m_rfBits += 141U;
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m_rfFrames++;
|
|
|
|
data[0U] = TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
if (m_duplex)
|
|
writeQueueRF(data);
|
|
|
|
writeNetworkRF(data, DT_VOICE, errors);
|
|
} else if (m_rfState == RS_RF_LATE_ENTRY) {
|
|
CDMREMB emb;
|
|
emb.putData(data + 2U);
|
|
|
|
// If we haven't received an LC yet, then be strict on the color code
|
|
unsigned char colorCode = emb.getColorCode();
|
|
if (colorCode != m_colorCode)
|
|
return;
|
|
|
|
CDMRLC* lc = m_rfEmbeddedLC.addData(data + 2U, emb.getLCSS());
|
|
if (lc != NULL) {
|
|
unsigned int id = lc->getSrcId();
|
|
if (!validateId(id)) {
|
|
LogMessage("DMR Slot %u, invalid access attempt from %u", m_slotNo, id);
|
|
delete lc;
|
|
return;
|
|
}
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = lc->getDstId();
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid access attempt to TG%u (TG blacklisted)", m_slotNo, did);
|
|
delete lc;
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid access attempt to TG%u (TG not in whitelist)", m_slotNo, did);
|
|
delete lc;
|
|
return;
|
|
}
|
|
|
|
m_queue.clear();
|
|
m_modem->writeDMRAbort(m_slotNo);
|
|
|
|
m_rfLC = lc;
|
|
|
|
// Store the LC for the embedded LC
|
|
m_rfEmbeddedLC.setData(*m_rfLC);
|
|
|
|
// Create a dummy start frame to replace the received frame
|
|
unsigned char start[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
CDMRFullLC fullLC;
|
|
fullLC.encode(*m_rfLC, start + 2U, DT_VOICE_LC_HEADER);
|
|
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_VOICE_LC_HEADER);
|
|
slotType.getData(start + 2U);
|
|
|
|
start[0U] = TAG_DATA;
|
|
start[1U] = 0x00U;
|
|
|
|
m_rfTimeoutTimer.start();
|
|
|
|
m_rfFrames = 0U;
|
|
m_rfSeqNo = 0U;
|
|
m_rfBits = 1U;
|
|
m_rfErrs = 0U;
|
|
|
|
if (m_duplex) {
|
|
writeQueueRF(start);
|
|
writeQueueRF(start);
|
|
writeQueueRF(start);
|
|
}
|
|
|
|
writeNetworkRF(start, DT_VOICE_LC_HEADER);
|
|
|
|
m_rfN = data[1U] & 0x0FU;
|
|
|
|
// Regenerate the embedded LC
|
|
unsigned char lcss = m_rfEmbeddedLC.getData(data + 2U, m_rfN);
|
|
|
|
// Regenerate the EMB
|
|
emb.setLCSS(lcss);
|
|
emb.getData(data + 2U);
|
|
|
|
// Send the original audio frame out
|
|
unsigned int errors = 0U;
|
|
unsigned char fid = m_rfLC->getFID();
|
|
if (fid == FID_ETSI || fid == FID_DMRA) {
|
|
errors = m_fec.regenerateDMR(data + 2U);
|
|
LogDebug("DMR Slot %u, audio sequence no. %u, errs: %u/141", m_slotNo, m_rfN, errors);
|
|
m_rfErrs += errors;
|
|
}
|
|
|
|
m_rfBits += 141U;
|
|
|
|
m_rfFrames++;
|
|
|
|
data[0U] = TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
if (m_duplex)
|
|
writeQueueRF(data);
|
|
|
|
writeNetworkRF(data, DT_VOICE, errors);
|
|
|
|
m_rfState = RS_RF_AUDIO;
|
|
|
|
std::string src = m_lookup->find(m_rfLC->getSrcId());
|
|
std::string dst = m_lookup->find(m_rfLC->getDstId());
|
|
|
|
if (m_netState == RS_NET_IDLE) {
|
|
setShortLC(m_slotNo, m_rfLC->getDstId(), m_rfLC->getFLCO(), true);
|
|
m_display->writeDMR(m_slotNo, src, m_rfLC->getFLCO() == FLCO_GROUP, dst, "R");
|
|
}
|
|
|
|
LogMessage("DMR Slot %u, received RF late entry from %s to %s%s", m_slotNo, src.c_str(), m_rfLC->getFLCO() == FLCO_GROUP ? "TG " : "", dst.c_str());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
unsigned int CDMRSlot::readModem(unsigned char* data)
|
|
{
|
|
assert(data != NULL);
|
|
|
|
if (m_queue.isEmpty())
|
|
return 0U;
|
|
|
|
unsigned char len = 0U;
|
|
m_queue.getData(&len, 1U);
|
|
|
|
m_queue.getData(data, len);
|
|
|
|
return len;
|
|
}
|
|
|
|
void CDMRSlot::endOfRFData()
|
|
{
|
|
LogMessage("DMR Slot %u, ended RF data transmission", m_slotNo);
|
|
|
|
if (m_duplex) {
|
|
unsigned char bytes[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
CSync::addDMRDataSync(bytes + 2U);
|
|
|
|
CDMRSlotType slotType;
|
|
slotType.setDataType(DT_TERMINATOR_WITH_LC);
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.getData(bytes + 2U);
|
|
|
|
m_rfDataHeader.getTerminator(bytes + 2U);
|
|
|
|
bytes[0U] = TAG_EOT;
|
|
bytes[1U] = 0x00U;
|
|
|
|
writeQueueRF(bytes);
|
|
writeQueueRF(bytes);
|
|
writeQueueRF(bytes);
|
|
}
|
|
|
|
writeEndRF();
|
|
}
|
|
|
|
void CDMRSlot::writeEndRF(bool writeEnd)
|
|
{
|
|
m_rfState = RS_RF_LISTENING;
|
|
|
|
if (m_netState == RS_NET_IDLE) {
|
|
setShortLC(m_slotNo, 0U);
|
|
m_display->clearDMR(m_slotNo);
|
|
}
|
|
|
|
m_rfTimeoutTimer.stop();
|
|
|
|
m_rfFrames = 0U;
|
|
m_rfErrs = 0U;
|
|
m_rfBits = 0U;
|
|
|
|
if (writeEnd) {
|
|
if (m_netState == RS_NET_IDLE && m_duplex) {
|
|
// Create a dummy start end frame
|
|
unsigned char data[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
CDMRFullLC fullLC;
|
|
fullLC.encode(*m_rfLC, data + 2U, DT_TERMINATOR_WITH_LC);
|
|
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_TERMINATOR_WITH_LC);
|
|
slotType.getData(data + 2U);
|
|
|
|
data[0U] = TAG_EOT;
|
|
data[1U] = 0x00U;
|
|
|
|
for (unsigned int i = 0U; i < m_hangCount; i++)
|
|
writeQueueRF(data);
|
|
}
|
|
}
|
|
|
|
delete m_rfLC;
|
|
m_rfLC = NULL;
|
|
}
|
|
|
|
void CDMRSlot::endOfNetData()
|
|
{
|
|
LogMessage("DMR Slot %u, ended network data transmission", m_slotNo);
|
|
|
|
if (m_duplex) {
|
|
unsigned char bytes[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
CSync::addDMRDataSync(bytes + 2U);
|
|
|
|
CDMRSlotType slotType;
|
|
slotType.setDataType(DT_TERMINATOR_WITH_LC);
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.getData(bytes + 2U);
|
|
|
|
m_netDataHeader.getTerminator(bytes + 2U);
|
|
|
|
bytes[0U] = TAG_EOT;
|
|
bytes[1U] = 0x00U;
|
|
|
|
writeQueueNet(bytes);
|
|
writeQueueNet(bytes);
|
|
writeQueueNet(bytes);
|
|
}
|
|
|
|
writeEndNet();
|
|
}
|
|
|
|
void CDMRSlot::writeEndNet(bool writeEnd)
|
|
{
|
|
m_netState = RS_NET_IDLE;
|
|
|
|
setShortLC(m_slotNo, 0U);
|
|
|
|
m_display->clearDMR(m_slotNo);
|
|
|
|
m_networkWatchdog.stop();
|
|
m_netTimeoutTimer.stop();
|
|
m_packetTimer.stop();
|
|
|
|
m_netFrames = 0U;
|
|
m_netLost = 0U;
|
|
|
|
m_netErrs = 0U;
|
|
m_netBits = 0U;
|
|
|
|
if (writeEnd) {
|
|
// Create a dummy start end frame
|
|
unsigned char data[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
CDMRFullLC fullLC;
|
|
fullLC.encode(*m_netLC, data + 2U, DT_TERMINATOR_WITH_LC);
|
|
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_TERMINATOR_WITH_LC);
|
|
slotType.getData(data + 2U);
|
|
|
|
data[0U] = TAG_EOT;
|
|
data[1U] = 0x00U;
|
|
|
|
for (unsigned int i = 0U; i < m_hangCount; i++)
|
|
writeQueueNet(data);
|
|
}
|
|
|
|
delete m_netLC;
|
|
m_netLC = NULL;
|
|
|
|
#if defined(DUMP_DMR)
|
|
closeFile();
|
|
#endif
|
|
}
|
|
|
|
//add
|
|
void CDMRSlot::writeNetwork(const CDMRData& dmrData)
|
|
{
|
|
if (m_rfState != RS_RF_LISTENING && m_netState == RS_NET_IDLE)
|
|
return;
|
|
|
|
m_networkWatchdog.start();
|
|
|
|
unsigned char dataType = dmrData.getDataType();
|
|
|
|
unsigned char data[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
dmrData.getData(data + 2U);
|
|
|
|
if (dataType == DT_VOICE_LC_HEADER) {
|
|
if (m_netState == RS_NET_AUDIO)
|
|
return;
|
|
|
|
CDMRFullLC fullLC;
|
|
m_netLC = fullLC.decode(data + 2U, DT_VOICE_LC_HEADER);
|
|
if (m_netLC == NULL) {
|
|
LogMessage("DMR Slot %u, bad LC received from the network", m_slotNo);
|
|
return;
|
|
}
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = m_netLC->getDstId();
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG blacklisted) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG not in whitelist) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
m_queue.clear();
|
|
m_modem->writeDMRAbort(m_slotNo);
|
|
|
|
// Store the LC for the embedded LC
|
|
m_netEmbeddedLC.setData(*m_netLC);
|
|
|
|
// Regenerate the LC data
|
|
fullLC.encode(*m_netLC, data + 2U, DT_VOICE_LC_HEADER);
|
|
|
|
// Regenerate the Slot Type
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_VOICE_LC_HEADER);
|
|
slotType.getData(data + 2U);
|
|
|
|
// Convert the Data Sync to be from the BS
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
data[0U] = TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
m_netTimeoutTimer.start();
|
|
|
|
m_netFrames = 0U;
|
|
m_netLost = 0U;
|
|
|
|
m_netBits = 1U;
|
|
m_netErrs = 0U;
|
|
|
|
writeQueueNet(m_idle);
|
|
writeQueueNet(m_idle);
|
|
writeQueueNet(m_idle);
|
|
writeQueueNet(m_idle);
|
|
|
|
writeQueueNet(data);
|
|
writeQueueNet(data);
|
|
writeQueueNet(data);
|
|
|
|
m_netState = RS_NET_AUDIO;
|
|
|
|
setShortLC(m_slotNo, m_netLC->getDstId(), m_netLC->getFLCO(), true);
|
|
|
|
std::string src = m_lookup->find(m_netLC->getSrcId());
|
|
std::string dst = m_lookup->find(m_netLC->getDstId());
|
|
|
|
m_display->writeDMR(m_slotNo, src, m_netLC->getFLCO() == FLCO_GROUP, dst, "N");
|
|
|
|
#if defined(DUMP_DMR)
|
|
openFile();
|
|
writeFile(data);
|
|
#endif
|
|
LogMessage("DMR Slot %u, received network voice header from %s to %s%s", m_slotNo, src.c_str(), m_netLC->getFLCO() == FLCO_GROUP ? "TG " : "", dst.c_str());
|
|
} else if (dataType == DT_VOICE_PI_HEADER) {
|
|
if (m_netState != RS_NET_AUDIO)
|
|
return;
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = m_netLC->getDstId();
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG blacklisted) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG not in whitelist) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// Regenerate the Slot Type
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_VOICE_PI_HEADER);
|
|
slotType.getData(data + 2U);
|
|
|
|
// Convert the Data Sync to be from the BS
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
// Regenerate the payload
|
|
CBPTC19696 bptc;
|
|
unsigned char payload[12U];
|
|
bptc.decode(data + 2U, payload);
|
|
bptc.encode(payload, data + 2U);
|
|
|
|
data[0U] = TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
writeQueueNet(data);
|
|
|
|
#if defined(DUMP_DMR)
|
|
writeFile(data);
|
|
#endif
|
|
} else if (dataType == DT_TERMINATOR_WITH_LC) {
|
|
if (m_netState != RS_NET_AUDIO)
|
|
return;
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = m_netLC->getDstId();
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG blacklisted) dataType: %s", m_slotNo, did, dataType);
|
|
writeEndNet();
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG not in whitelist) dataType: %s", m_slotNo, did, dataType);
|
|
writeEndNet();
|
|
return;
|
|
}
|
|
|
|
// Regenerate the LC data
|
|
CDMRFullLC fullLC;
|
|
fullLC.encode(*m_netLC, data + 2U, DT_TERMINATOR_WITH_LC);
|
|
|
|
// Regenerate the Slot Type
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_TERMINATOR_WITH_LC);
|
|
slotType.getData(data + 2U);
|
|
|
|
// Convert the Data Sync to be from the BS
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
data[0U] = TAG_EOT;
|
|
data[1U] = 0x00U;
|
|
|
|
for (unsigned int i = 0U; i < m_hangCount; i++)
|
|
writeQueueNet(data);
|
|
|
|
#if defined(DUMP_DMR)
|
|
writeFile(data);
|
|
closeFile();
|
|
#endif
|
|
// We've received the voice header and terminator haven't we?
|
|
m_netFrames += 2U;
|
|
if (m_netBits == 0U) m_netBits = 1U;
|
|
LogMessage("DMR Slot %u, received network end of voice transmission, %.1f seconds, %u%% packet loss, BER: %.1f%%", m_slotNo, float(m_netFrames) / 16.667F, (m_netLost * 100U) / m_netFrames, float(m_netErrs * 100U) / float(m_netBits));
|
|
|
|
writeEndNet();
|
|
} else if (dataType == DT_DATA_HEADER) {
|
|
if (m_netState == RS_NET_DATA)
|
|
return;
|
|
|
|
CDMRDataHeader dataHeader;
|
|
bool valid = dataHeader.put(data + 2U);
|
|
if (!valid) {
|
|
LogMessage("DMR Slot %u, unable to decode the network data header", m_slotNo);
|
|
return;
|
|
}
|
|
|
|
m_netDataHeader = dataHeader;
|
|
|
|
bool gi = dataHeader.getGI();
|
|
unsigned int srcId = dataHeader.getSrcId();
|
|
unsigned int dstId = dataHeader.getDstId();
|
|
|
|
m_netLC = new CDMRLC(gi ? FLCO_GROUP : FLCO_USER_USER, srcId, dstId);
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = dataHeader.getDstId();
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG blacklisted) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG not in whitelist) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
m_netFrames = dataHeader.getBlocks();
|
|
|
|
// Regenerate the data header
|
|
dataHeader.get(data + 2U);
|
|
|
|
// Regenerate the Slot Type
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_DATA_HEADER);
|
|
slotType.getData(data + 2U);
|
|
|
|
// Convert the Data Sync to be from the BS
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
data[0U] = m_netFrames == 0U ? TAG_EOT : TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
// Put a small delay into starting transmission
|
|
writeQueueNet(m_idle);
|
|
writeQueueNet(m_idle);
|
|
|
|
writeQueueNet(data);
|
|
|
|
m_netState = RS_NET_DATA;
|
|
|
|
setShortLC(m_slotNo, dstId, gi ? FLCO_GROUP : FLCO_USER_USER, false);
|
|
|
|
std::string src = m_lookup->find(srcId);
|
|
std::string dst = m_lookup->find(dstId);
|
|
|
|
m_display->writeDMR(m_slotNo, src, gi, dst, "N");
|
|
|
|
LogMessage("DMR Slot %u, received network data header from %s to %s%s, %u blocks", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str(), m_netFrames);
|
|
|
|
if (m_netFrames == 0U)
|
|
endOfNetData();
|
|
} else if (dataType == DT_VOICE_SYNC) {
|
|
if (m_netState == RS_NET_IDLE) {
|
|
m_netLC = new CDMRLC(dmrData.getFLCO(), dmrData.getSrcId(), dmrData.getDstId());
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = dmrData.getDstId();
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG blacklisted) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG not in whitelist) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
m_queue.clear();
|
|
m_modem->writeDMRAbort(m_slotNo);
|
|
|
|
m_netTimeoutTimer.start();
|
|
|
|
writeQueueNet(m_idle);
|
|
writeQueueNet(m_idle);
|
|
writeQueueNet(m_idle);
|
|
writeQueueNet(m_idle);
|
|
|
|
// Create a dummy start frame
|
|
unsigned char start[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
CSync::addDMRDataSync(start + 2U);
|
|
|
|
CDMRFullLC fullLC;
|
|
fullLC.encode(*m_netLC, start + 2U, DT_VOICE_LC_HEADER);
|
|
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.setDataType(DT_VOICE_LC_HEADER);
|
|
slotType.getData(start + 2U);
|
|
|
|
start[0U] = TAG_DATA;
|
|
start[1U] = 0x00U;
|
|
|
|
writeQueueRF(start);
|
|
writeQueueRF(start);
|
|
writeQueueRF(start);
|
|
|
|
#if defined(DUMP_DMR)
|
|
openFile();
|
|
#endif
|
|
m_netFrames = 0U;
|
|
m_netLost = 0U;
|
|
m_netBits = 1U;
|
|
m_netErrs = 0U;
|
|
|
|
m_netState = RS_NET_AUDIO;
|
|
|
|
setShortLC(m_slotNo, m_netLC->getDstId(), m_netLC->getFLCO(), true);
|
|
|
|
std::string src = m_lookup->find(m_netLC->getSrcId());
|
|
std::string dst = m_lookup->find(m_netLC->getDstId());
|
|
|
|
m_display->writeDMR(m_slotNo, src, m_netLC->getFLCO() == FLCO_GROUP, dst, "N");
|
|
|
|
LogMessage("DMR Slot %u, received network late entry from %s to %s%s", m_slotNo, src.c_str(), m_netLC->getFLCO() == FLCO_GROUP ? "TG " : "", dst.c_str());
|
|
}
|
|
|
|
if (m_netState == RS_NET_AUDIO) {
|
|
unsigned char fid = m_netLC->getFID();
|
|
if (fid == FID_ETSI || fid == FID_DMRA)
|
|
m_netErrs += m_fec.regenerateDMR(data + 2U);
|
|
m_netBits += 141U;
|
|
|
|
data[0U] = TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
// Initialise the lost packet data
|
|
if (m_netFrames == 0U) {
|
|
::memcpy(m_lastFrame, data, DMR_FRAME_LENGTH_BYTES + 2U);
|
|
m_netSeqNo = dmrData.getSeqNo();
|
|
m_netN = dmrData.getN();
|
|
m_elapsed.start();
|
|
m_netLost = 0U;
|
|
} else {
|
|
insertSilence(data, dmrData.getSeqNo());
|
|
}
|
|
|
|
// Convert the Audio Sync to be from the BS
|
|
CSync::addDMRAudioSync(data + 2U);
|
|
|
|
writeQueueNet(data);
|
|
|
|
m_packetTimer.start();
|
|
|
|
m_netFrames++;
|
|
|
|
// Save details in case we need to infill data
|
|
m_netSeqNo = dmrData.getSeqNo();
|
|
m_netN = dmrData.getN();
|
|
|
|
#if defined(DUMP_DMR)
|
|
writeFile(data);
|
|
#endif
|
|
}
|
|
} else if (dataType == DT_VOICE) {
|
|
if (m_netState != RS_NET_AUDIO)
|
|
return;
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = m_netLC->getDstId();
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG blacklisted) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG not in whitelist) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
unsigned char fid = m_netLC->getFID();
|
|
if (fid == FID_ETSI || fid == FID_DMRA)
|
|
m_netErrs += m_fec.regenerateDMR(data + 2U);
|
|
m_netBits += 141U;
|
|
|
|
// Regenerate the embedded LC
|
|
unsigned char lcss = m_netEmbeddedLC.getData(data + 2U, dmrData.getN());
|
|
|
|
// Change the color code in the EMB
|
|
m_lastEMB.putData(data + 2U);
|
|
m_lastEMB.setColorCode(m_colorCode);
|
|
m_lastEMB.setLCSS(lcss);
|
|
m_lastEMB.getData(data + 2U);
|
|
|
|
data[0U] = TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
// Initialise the lost packet data
|
|
if (m_netFrames == 0U) {
|
|
::memcpy(m_lastFrame, data, DMR_FRAME_LENGTH_BYTES + 2U);
|
|
m_netSeqNo = dmrData.getSeqNo();
|
|
m_netN = dmrData.getN();
|
|
m_elapsed.start();
|
|
m_netLost = 0U;
|
|
} else {
|
|
insertSilence(data, dmrData.getSeqNo());
|
|
}
|
|
|
|
writeQueueNet(data);
|
|
|
|
m_packetTimer.start();
|
|
|
|
m_netFrames++;
|
|
|
|
// Save details in case we need to infill data
|
|
m_netSeqNo = dmrData.getSeqNo();
|
|
m_netN = dmrData.getN();
|
|
|
|
#if defined(DUMP_DMR)
|
|
writeFile(data);
|
|
#endif
|
|
} else if (dataType == DT_CSBK) {
|
|
CDMRCSBK csbk;
|
|
bool valid = csbk.put(data + 2U);
|
|
if (!valid) {
|
|
LogMessage("DMR Slot %u, unable to decode the network CSBK", m_slotNo);
|
|
return;
|
|
}
|
|
|
|
CSBKO csbko = csbk.getCSBKO();
|
|
if (csbko == CSBKO_BSDWNACT)
|
|
return;
|
|
|
|
bool gi = csbk.getGI();
|
|
unsigned int srcId = csbk.getSrcId();
|
|
unsigned int dstId = csbk.getDstId();
|
|
|
|
// add check for valid dst id (e.g. TG)
|
|
// - G7RZU
|
|
unsigned int did = dstId;
|
|
if (DstIdBlacklist(did, m_slotNo)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG blacklisted) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// true sets allow greater than 4k. Need to add boolean in conf for this later.
|
|
if (!DstIdWhitelist(did, m_slotNo, true)) {
|
|
LogMessage("DMR Slot %u, invalid traffic to TG%u (TG not in whitelist) dataType: %s", m_slotNo, did, dataType);
|
|
return;
|
|
}
|
|
|
|
// Regenerate the CSBK data
|
|
csbk.get(data + 2U);
|
|
|
|
// Regenerate the Slot Type
|
|
CDMRSlotType slotType;
|
|
slotType.putData(data + 2U);
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.getData(data + 2U);
|
|
|
|
// Convert the Data Sync to be from the BS
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
data[0U] = TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
writeQueueNet(data);
|
|
|
|
#if defined(DUMP_DMR)
|
|
openFile();
|
|
writeFile(data);
|
|
closeFile();
|
|
#endif
|
|
|
|
std::string src = m_lookup->find(srcId);
|
|
std::string dst = m_lookup->find(dstId);
|
|
|
|
switch (csbko) {
|
|
case CSBKO_UUVREQ:
|
|
LogMessage("DMR Slot %u, received network Unit to Unit Voice Service Request CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
|
|
break;
|
|
case CSBKO_UUANSRSP:
|
|
LogMessage("DMR Slot %u, received network Unit to Unit Voice Service Answer Response CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
|
|
break;
|
|
case CSBKO_NACKRSP:
|
|
LogMessage("DMR Slot %u, received network Negative Acknowledgment Response CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
|
|
break;
|
|
case CSBKO_PRECCSBK:
|
|
LogMessage("DMR Slot %u, received network Preamble CSBK from %s to %s%s", m_slotNo, src.c_str(), gi ? "TG ": "", dst.c_str());
|
|
break;
|
|
default:
|
|
LogWarning("DMR Slot %u, unhandled network CSBK type - 0x%02X", m_slotNo, csbko);
|
|
break;
|
|
}
|
|
} else if (dataType == DT_RATE_12_DATA || dataType == DT_RATE_34_DATA || dataType == DT_RATE_1_DATA) {
|
|
if (m_netState != RS_NET_DATA || m_netFrames == 0U)
|
|
return;
|
|
|
|
// Regenerate the rate 1/2 payload
|
|
if (dataType == DT_RATE_12_DATA) {
|
|
CBPTC19696 bptc;
|
|
unsigned char payload[12U];
|
|
bptc.decode(data + 2U, payload);
|
|
bptc.encode(payload, data + 2U);
|
|
}
|
|
|
|
// Regenerate the Slot Type
|
|
CDMRSlotType slotType;
|
|
slotType.putData(data + 2U);
|
|
slotType.setColorCode(m_colorCode);
|
|
slotType.getData(data + 2U);
|
|
|
|
// Convert the Data Sync to be from the BS
|
|
CSync::addDMRDataSync(data + 2U);
|
|
|
|
m_netFrames--;
|
|
|
|
data[0U] = m_netFrames == 0U ? TAG_EOT : TAG_DATA;
|
|
data[1U] = 0x00U;
|
|
|
|
#if defined(DUMP_DMR)
|
|
writeFile(data);
|
|
#endif
|
|
writeQueueNet(data);
|
|
|
|
if (m_netFrames == 0U)
|
|
endOfNetData();
|
|
} else {
|
|
// Unhandled data type
|
|
LogWarning("DMR Slot %u, unhandled network data type - 0x%02X", m_slotNo, dataType);
|
|
}
|
|
}
|
|
|
|
void CDMRSlot::clock()
|
|
{
|
|
unsigned int ms = m_interval.elapsed();
|
|
m_interval.start();
|
|
|
|
m_rfTimeoutTimer.clock(ms);
|
|
m_netTimeoutTimer.clock(ms);
|
|
|
|
if (m_netState == RS_NET_AUDIO || m_netState == RS_NET_DATA) {
|
|
m_networkWatchdog.clock(ms);
|
|
|
|
if (m_networkWatchdog.hasExpired()) {
|
|
if (m_netState == RS_NET_AUDIO) {
|
|
// We've received the voice header haven't we?
|
|
m_netFrames += 1U;
|
|
if (m_netBits == 0U) m_netBits = 1U;
|
|
LogMessage("DMR Slot %u, network watchdog has expired, %.1f seconds, %u%% packet loss, BER: %.1f%%", m_slotNo, float(m_netFrames) / 16.667F, (m_netLost * 100U) / m_netFrames, float(m_netErrs * 100U) / float(m_netBits));
|
|
writeEndNet(true);
|
|
#if defined(DUMP_DMR)
|
|
closeFile();
|
|
#endif
|
|
} else {
|
|
LogMessage("DMR Slot %u, network watchdog has expired", m_slotNo);
|
|
writeEndNet();
|
|
#if defined(DUMP_DMR)
|
|
closeFile();
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
|
|
if (m_netState == RS_NET_AUDIO) {
|
|
m_packetTimer.clock(ms);
|
|
|
|
if (m_packetTimer.isRunning() && m_packetTimer.hasExpired()) {
|
|
unsigned int elapsed = m_elapsed.elapsed();
|
|
unsigned int frames = elapsed / DMR_SLOT_TIME;
|
|
|
|
if (frames > m_netFrames) {
|
|
unsigned int count = frames - m_netFrames;
|
|
if (count > 3U) {
|
|
LogDebug("DMR Slot %u, lost audio for 300ms filling in, elapsed: %ums, expected: %u, received: %u", m_slotNo, elapsed, frames, m_netFrames);
|
|
insertSilence(count - 1U);
|
|
}
|
|
}
|
|
|
|
m_packetTimer.start();
|
|
}
|
|
}
|
|
}
|
|
|
|
void CDMRSlot::writeQueueRF(const unsigned char *data)
|
|
{
|
|
assert(data != NULL);
|
|
|
|
if (m_netState != RS_NET_IDLE)
|
|
return;
|
|
|
|
unsigned char len = DMR_FRAME_LENGTH_BYTES + 2U;
|
|
|
|
unsigned int space = m_queue.freeSpace();
|
|
if (space < (len + 1U)) {
|
|
LogError("DMR Slot %u, overflow in the DMR slot RF queue", m_slotNo);
|
|
return;
|
|
}
|
|
|
|
m_queue.addData(&len, 1U);
|
|
|
|
// If the timeout has expired, replace the audio with idles to keep the slot busy
|
|
if (m_rfTimeoutTimer.isRunning() && m_rfTimeoutTimer.hasExpired())
|
|
m_queue.addData(m_idle, len);
|
|
else
|
|
m_queue.addData(data, len);
|
|
}
|
|
|
|
void CDMRSlot::writeNetworkRF(const unsigned char* data, unsigned char dataType, FLCO flco, unsigned int srcId, unsigned int dstId, unsigned char errors)
|
|
{
|
|
assert(data != NULL);
|
|
|
|
if (m_netState != RS_NET_IDLE)
|
|
return;
|
|
|
|
if (m_network == NULL)
|
|
return;
|
|
|
|
// Don't send to the network if the timeout has expired
|
|
if (m_rfTimeoutTimer.isRunning() && m_rfTimeoutTimer.hasExpired())
|
|
return;
|
|
|
|
CDMRData dmrData;
|
|
dmrData.setSlotNo(m_slotNo);
|
|
dmrData.setDataType(dataType);
|
|
dmrData.setSrcId(srcId);
|
|
dmrData.setDstId(dstId);
|
|
dmrData.setFLCO(flco);
|
|
dmrData.setN(m_rfN);
|
|
dmrData.setSeqNo(m_rfSeqNo);
|
|
dmrData.setBER(errors);
|
|
|
|
m_rfSeqNo++;
|
|
|
|
dmrData.setData(data + 2U);
|
|
|
|
m_network->write(dmrData);
|
|
}
|
|
|
|
void CDMRSlot::writeNetworkRF(const unsigned char* data, unsigned char dataType, unsigned char errors)
|
|
{
|
|
assert(data != NULL);
|
|
assert(m_rfLC != NULL);
|
|
|
|
writeNetworkRF(data, dataType, m_rfLC->getFLCO(), m_rfLC->getSrcId(), m_rfLC->getDstId(), errors);
|
|
}
|
|
|
|
void CDMRSlot::writeQueueNet(const unsigned char *data)
|
|
{
|
|
assert(data != NULL);
|
|
|
|
unsigned char len = DMR_FRAME_LENGTH_BYTES + 2U;
|
|
|
|
unsigned int space = m_queue.freeSpace();
|
|
if (space < (len + 1U)) {
|
|
LogError("DMR Slot %u, overflow in the DMR slot RF queue", m_slotNo);
|
|
return;
|
|
}
|
|
|
|
m_queue.addData(&len, 1U);
|
|
|
|
// If the timeout has expired, replace the audio with idles to keep the slot busy
|
|
if (m_netTimeoutTimer.isRunning() && m_netTimeoutTimer.hasExpired())
|
|
m_queue.addData(m_idle, len);
|
|
else
|
|
m_queue.addData(data, len);
|
|
}
|
|
|
|
void CDMRSlot::init(unsigned int id, unsigned int colorCode, unsigned int callHang, bool selfOnly, const std::vector<unsigned int>& prefixes, const std::vector<unsigned int>& blackList, const std::vector<unsigned int>& DstIdBlacklistSlot1, const std::vector<unsigned int>& DstIdWhitelistSlot1, const std::vector<unsigned int>& DstIdBlacklistSlot2, const std::vector<unsigned int>& DstIdWhitelistSlot2, CModem* modem, CDMRIPSC* network, CDisplay* display, bool duplex, CDMRLookup* lookup)
|
|
{
|
|
assert(id != 0U);
|
|
assert(modem != NULL);
|
|
assert(display != NULL);
|
|
assert(lookup != NULL);
|
|
|
|
m_id = id;
|
|
m_colorCode = colorCode;
|
|
m_selfOnly = selfOnly;
|
|
m_prefixes = prefixes;
|
|
m_blackList = blackList;
|
|
m_dstBlackListSlot1 = DstIdBlacklistSlot1;
|
|
m_dstWhiteListSlot1 = DstIdWhitelistSlot1;
|
|
m_dstBlackListSlot2 = DstIdBlacklistSlot2;
|
|
m_dstWhiteListSlot2 = DstIdWhitelistSlot2;
|
|
m_modem = modem;
|
|
m_network = network;
|
|
m_display = display;
|
|
m_duplex = duplex;
|
|
m_lookup = lookup;
|
|
m_hangCount = callHang * 17U,
|
|
|
|
m_idle = new unsigned char[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
::memcpy(m_idle, DMR_IDLE_DATA, DMR_FRAME_LENGTH_BYTES + 2U);
|
|
|
|
// Generate the Slot Type for the Idle frame
|
|
CDMRSlotType slotType;
|
|
slotType.setColorCode(colorCode);
|
|
slotType.setDataType(DT_IDLE);
|
|
slotType.getData(m_idle + 2U);
|
|
}
|
|
|
|
bool CDMRSlot::validateId(unsigned int id)
|
|
{
|
|
if (m_selfOnly) {
|
|
return id == m_id;
|
|
} else {
|
|
if (std::find(m_blackList.begin(), m_blackList.end(), id) != m_blackList.end())
|
|
return false;
|
|
|
|
unsigned int prefix = id / 10000U;
|
|
if (prefix == 0U || prefix > 999U)
|
|
return false;
|
|
|
|
if (m_prefixes.size() == 0U)
|
|
return true;
|
|
|
|
return std::find(m_prefixes.begin(), m_prefixes.end(), prefix) != m_prefixes.end();
|
|
}
|
|
}
|
|
|
|
//is dst id blacklisted?
|
|
bool CDMRSlot::DstIdBlacklist(unsigned int did, unsigned int slot)
|
|
{
|
|
if (slot == 1U) {
|
|
if (std::find(m_dstBlackListSlot1.begin(), m_dstBlackListSlot1.end(), did) != m_dstBlackListSlot1.end())
|
|
return true;
|
|
} else {
|
|
if (std::find(m_dstBlackListSlot2.begin(), m_dstBlackListSlot2.end(), did) != m_dstBlackListSlot2.end())
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool CDMRSlot::DstIdWhitelist(unsigned int did, unsigned int slot, bool gt4k)
|
|
{
|
|
if (slot == 1U) {
|
|
if (m_dstWhiteListSlot1.size() == 0U)
|
|
return true;
|
|
|
|
// No reflectors on slot1, so we only allow all IDs over 99999 unless specifically whitelisted.
|
|
if (gt4k) {
|
|
if (std::find(m_dstWhiteListSlot1.begin(), m_dstWhiteListSlot1.end(), did) != m_dstWhiteListSlot1.end() || did >= 99999U)
|
|
return true;
|
|
} else {
|
|
if (std::find(m_dstWhiteListSlot1.begin(), m_dstWhiteListSlot1.end(), did) != m_dstWhiteListSlot1.end())
|
|
return true;
|
|
}
|
|
} else {
|
|
if (m_dstWhiteListSlot2.size() == 0U)
|
|
return true;
|
|
|
|
//On slot2 we allow reflector control IDs, but not secondary TG IDs unless specifically listed. Also allow echo.
|
|
if (gt4k) {
|
|
if (std::find(m_dstWhiteListSlot2.begin(), m_dstWhiteListSlot2.end(), did) != m_dstWhiteListSlot2.end() || did >= 4000) {
|
|
//if dstId in secondary TG range
|
|
if (did > 5000U && did < 10000U)
|
|
return false;
|
|
else
|
|
return true;
|
|
}
|
|
} else {
|
|
if (std::find(m_dstWhiteListSlot2.begin(), m_dstWhiteListSlot2.end(), did) != m_dstWhiteListSlot2.end())
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void CDMRSlot::setShortLC(unsigned int slotNo, unsigned int id, FLCO flco, bool voice)
|
|
{
|
|
assert(m_modem != NULL);
|
|
|
|
switch (slotNo) {
|
|
case 1U:
|
|
m_id1 = 0U;
|
|
m_flco1 = flco;
|
|
m_voice1 = voice;
|
|
if (id != 0U) {
|
|
unsigned char buffer[3U];
|
|
buffer[0U] = (id << 16) & 0xFFU;
|
|
buffer[1U] = (id << 8) & 0xFFU;
|
|
buffer[2U] = (id << 0) & 0xFFU;
|
|
m_id1 = CCRC::crc8(buffer, 3U);
|
|
}
|
|
break;
|
|
case 2U:
|
|
m_id2 = 0U;
|
|
m_flco2 = flco;
|
|
m_voice2 = voice;
|
|
if (id != 0U) {
|
|
unsigned char buffer[3U];
|
|
buffer[0U] = (id << 16) & 0xFFU;
|
|
buffer[1U] = (id << 8) & 0xFFU;
|
|
buffer[2U] = (id << 0) & 0xFFU;
|
|
m_id2 = CCRC::crc8(buffer, 3U);
|
|
}
|
|
break;
|
|
default:
|
|
LogError("Invalid slot number passed to setShortLC - %u", slotNo);
|
|
return;
|
|
}
|
|
|
|
unsigned char lc[5U];
|
|
lc[0U] = 0x01U;
|
|
lc[1U] = 0x00U;
|
|
lc[2U] = 0x00U;
|
|
lc[3U] = 0x00U;
|
|
|
|
if (m_id1 != 0U) {
|
|
lc[2U] = m_id1;
|
|
if (m_voice1) {
|
|
if (m_flco1 == FLCO_GROUP)
|
|
lc[1U] |= 0x80U;
|
|
else
|
|
lc[1U] |= 0x90U;
|
|
} else {
|
|
if (m_flco1 == FLCO_GROUP)
|
|
lc[1U] |= 0xB0U;
|
|
else
|
|
lc[1U] |= 0xA0U;
|
|
}
|
|
}
|
|
|
|
if (m_id2 != 0U) {
|
|
lc[3U] = m_id2;
|
|
if (m_voice2) {
|
|
if (m_flco2 == FLCO_GROUP)
|
|
lc[1U] |= 0x08U;
|
|
else
|
|
lc[1U] |= 0x09U;
|
|
} else {
|
|
if (m_flco2 == FLCO_GROUP)
|
|
lc[1U] |= 0x0BU;
|
|
else
|
|
lc[1U] |= 0x0AU;
|
|
}
|
|
}
|
|
|
|
lc[4U] = CCRC::crc8(lc, 4U);
|
|
|
|
unsigned char sLC[9U];
|
|
|
|
CDMRShortLC shortLC;
|
|
shortLC.encode(lc, sLC);
|
|
|
|
m_modem->writeDMRShortLC(sLC);
|
|
}
|
|
|
|
bool CDMRSlot::openFile()
|
|
{
|
|
if (m_fp != NULL)
|
|
return true;
|
|
|
|
time_t t;
|
|
::time(&t);
|
|
|
|
struct tm* tm = ::localtime(&t);
|
|
|
|
char name[100U];
|
|
::sprintf(name, "DMR_%u_%04d%02d%02d_%02d%02d%02d.ambe", m_slotNo, tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec);
|
|
|
|
m_fp = ::fopen(name, "wb");
|
|
if (m_fp == NULL)
|
|
return false;
|
|
|
|
::fwrite("DMR", 1U, 3U, m_fp);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool CDMRSlot::writeFile(const unsigned char* data)
|
|
{
|
|
if (m_fp == NULL)
|
|
return false;
|
|
|
|
::fwrite(data, 1U, DMR_FRAME_LENGTH_BYTES + 2U, m_fp);
|
|
|
|
return true;
|
|
}
|
|
|
|
void CDMRSlot::closeFile()
|
|
{
|
|
if (m_fp != NULL) {
|
|
::fclose(m_fp);
|
|
m_fp = NULL;
|
|
}
|
|
}
|
|
|
|
void CDMRSlot::insertSilence(const unsigned char* data, unsigned char seqNo)
|
|
{
|
|
assert(data != NULL);
|
|
|
|
// Check to see if we have any spaces to fill?
|
|
unsigned char seq = m_netSeqNo + 1U;
|
|
if (seq == seqNo) {
|
|
// Just copy the data, nothing else to do here
|
|
::memcpy(m_lastFrame, data, DMR_FRAME_LENGTH_BYTES + 2U);
|
|
return;
|
|
}
|
|
|
|
unsigned int oldSeqNo = m_netSeqNo + 1U;
|
|
unsigned int newSeqNo = seqNo;
|
|
|
|
unsigned int count;
|
|
if (newSeqNo > oldSeqNo)
|
|
count = newSeqNo - oldSeqNo;
|
|
else
|
|
count = (256U + newSeqNo) - oldSeqNo;
|
|
|
|
if (count < 10U)
|
|
insertSilence(count);
|
|
|
|
::memcpy(m_lastFrame, data, DMR_FRAME_LENGTH_BYTES + 2U);
|
|
}
|
|
|
|
void CDMRSlot::insertSilence(unsigned int count)
|
|
{
|
|
unsigned char data[DMR_FRAME_LENGTH_BYTES + 2U];
|
|
|
|
::memcpy(data, m_lastFrame, 2U); // The control data
|
|
::memcpy(data + 2U, m_lastFrame + 24U + 2U, 9U); // Copy the last audio block to the first
|
|
::memcpy(data + 24U + 2U, data + 2U, 9U); // Copy the last audio block to the last
|
|
::memcpy(data + 9U + 2U, data + 2U, 5U); // Copy the last audio block to the middle (1/2)
|
|
::memcpy(data + 19U + 2U, data + 4U + 2U, 5U); // Copy the last audio block to the middle (2/2)
|
|
|
|
unsigned char n = (m_netN + 1U) % 6U;
|
|
unsigned char seqNo = m_netSeqNo + 1U;
|
|
|
|
unsigned char fid = m_netLC->getFID();
|
|
|
|
for (unsigned int i = 0U; i < count; i++) {
|
|
// Only use our silence frame if its AMBE audio data
|
|
if (fid == FID_ETSI || fid == FID_DMRA) {
|
|
if (i > 0U)
|
|
::memcpy(data, DMR_SILENCE_DATA, DMR_FRAME_LENGTH_BYTES + 2U);
|
|
}
|
|
|
|
if (n == 0U) {
|
|
CSync::addDMRAudioSync(data + 2U);
|
|
} else {
|
|
unsigned char lcss = m_netEmbeddedLC.getData(data + 2U, n);
|
|
|
|
m_lastEMB.setColorCode(m_colorCode);
|
|
m_lastEMB.setLCSS(lcss);
|
|
m_lastEMB.getData(data + 2U);
|
|
}
|
|
|
|
writeQueueNet(data);
|
|
|
|
m_netSeqNo = seqNo;
|
|
m_netN = n;
|
|
|
|
m_netFrames++;
|
|
m_netLost++;
|
|
|
|
seqNo++;
|
|
n = (n + 1U) % 6U;
|
|
}
|
|
}
|