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dvmhost/src/host/dmr/Slot.cpp

1750 lines
53 KiB

// SPDX-License-Identifier: GPL-2.0-only
/*
* Digital Voice Modem - Modem Host Software
* GPLv2 Open Source. Use is subject to license terms.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright (C) 2015,2016,2017,2018 Jonathan Naylor, G4KLX
* Copyright (C) 2017-2024 Bryan Biedenkapp, N2PLL
*
*/
#include "Defines.h"
#include "common/dmr/lc/FullLC.h"
#include "common/dmr/lc/ShortLC.h"
#include "common/dmr/lc/CSBK.h"
#include "common/dmr/SlotType.h"
#include "common/dmr/Sync.h"
#include "common/edac/CRC.h"
#include "common/Log.h"
#include "common/Utils.h"
#include "dmr/Slot.h"
#include "common/dmr/acl/AccessControl.h"
#include "remote/RESTClient.h"
#include "ActivityLog.h"
#include "HostMain.h"
using namespace dmr;
using namespace dmr::defines;
using namespace dmr::packet;
#include <cassert>
#include <algorithm>
#include <cmath>
// ---------------------------------------------------------------------------
// Static Class Members
// ---------------------------------------------------------------------------
Control* Slot::m_dmr = nullptr;
bool Slot::m_authoritative = true;
uint32_t Slot::m_colorCode = 0U;
SiteData Slot::m_siteData = SiteData();
uint32_t Slot::m_channelNo = 0U;
bool Slot::m_embeddedLCOnly = false;
bool Slot::m_dumpTAData = true;
modem::Modem* Slot::m_modem = nullptr;
network::Network* Slot::m_network = nullptr;
bool Slot::m_duplex = true;
::lookups::IdenTableLookup* Slot::m_idenTable = nullptr;
::lookups::RadioIdLookup* Slot::m_ridLookup = nullptr;
::lookups::TalkgroupRulesLookup* Slot::m_tidLookup = nullptr;
dmr::lookups::DMRAffiliationLookup *Slot::m_affiliations = nullptr;
::lookups::VoiceChData Slot::m_controlChData = ::lookups::VoiceChData();
::lookups::IdenTable Slot::m_idenEntry = ::lookups::IdenTable();
uint32_t Slot::m_hangCount = 3U * 17U;
::lookups::RSSIInterpolator* Slot::m_rssiMapper = nullptr;
uint32_t Slot::m_jitterTime = 360U;
uint32_t Slot::m_jitterSlots = 6U;
uint8_t* Slot::m_idle = nullptr;
FLCO::E Slot::m_flco1;
uint8_t Slot::m_id1 = 0U;
Slot::SLCO_ACT_TYPE Slot::m_actType1 = Slot::SLCO_ACT_TYPE::VOICE;
FLCO::E Slot::m_flco2;
uint8_t Slot::m_id2 = 0U;
Slot::SLCO_ACT_TYPE Slot::m_actType2 = Slot::SLCO_ACT_TYPE::VOICE;
bool Slot::m_verifyReg = false;
uint8_t Slot::m_alohaNRandWait = DEFAULT_NRAND_WAIT;
uint8_t Slot::m_alohaBackOff = 1U;
// ---------------------------------------------------------------------------
// Constants
// ---------------------------------------------------------------------------
const uint32_t ADJ_SITE_TIMER_TIMEOUT = 60U;
const uint32_t ADJ_SITE_UPDATE_CNT = 5U;
// ---------------------------------------------------------------------------
// Public Class Members
// ---------------------------------------------------------------------------
/* Initializes a new instance of the Slot class. */
Slot::Slot(uint32_t slotNo, uint32_t timeout, uint32_t tgHang, uint32_t queueSize, bool dumpDataPacket, bool repeatDataPacket,
bool dumpCSBKData, bool debug, bool verbose) :
m_slotNo(slotNo),
m_txImmQueue(queueSize, "DMR Imm Slot Frame"),
m_txQueue(queueSize, "DMR Slot Frame"),
m_queueLock(),
m_rfState(RS_RF_LISTENING),
m_rfLastDstId(0U),
m_rfLastSrcId(0U),
m_netState(RS_NET_IDLE),
m_netLastDstId(0U),
m_netLastSrcId(0U),
m_permittedDstId(0U),
m_rfLC(nullptr),
m_rfPrivacyLC(nullptr),
m_rfSeqNo(0U),
m_netLC(nullptr),
m_netPrivacyLC(nullptr),
m_networkWatchdog(1000U, 0U, 1500U),
m_rfTimeoutTimer(1000U, timeout),
m_rfTGHang(1000U, tgHang),
m_rfLossWatchdog(1000U, 0U, 1500U),
m_netTimeoutTimer(1000U, timeout),
m_netTGHang(1000U, 2U),
m_packetTimer(1000U, 0U, 50U),
m_adjSiteTable(),
m_adjSiteUpdateCnt(),
m_adjSiteUpdateTimer(1000U),
m_adjSiteUpdateInterval(ADJ_SITE_TIMER_TIMEOUT),
m_adjSiteUpdate(1000U, 75U),
m_ccPacketInterval(1000U, 0U, DMR_SLOT_TIME),
m_interval(),
m_elapsed(),
m_rfFrames(0U),
m_netFrames(0U),
m_netLost(0U),
m_netMissed(0U),
m_rfBits(1U),
m_netBits(1U),
m_rfErrs(0U),
m_netErrs(0U),
m_rfTimeout(false),
m_netTimeout(false),
m_rssi(0U),
m_maxRSSI(0U),
m_minRSSI(0U),
m_aveRSSI(0U),
m_rssiCount(0U),
m_silenceThreshold(DEFAULT_SILENCE_THRESHOLD),
m_frameLossCnt(0U),
m_frameLossThreshold(DEFAULT_FRAME_LOSS_THRESHOLD),
m_ccSeq(0U),
m_ccRunning(false),
m_ccPrevRunning(false),
m_ccHalted(false),
m_enableTSCC(false),
m_dedicatedTSCC(false),
m_ignoreAffiliationCheck(false),
m_disableNetworkGrant(false),
m_convNetGrantDemand(false),
m_tsccPayloadDstId(0U),
m_tsccPayloadSrcId(0U),
m_tsccPayloadGroup(false),
m_tsccPayloadVoice(true),
m_tsccPayloadActRetry(1000U, 0U, 250U),
m_tsccAdjSSCnt(0U),
m_disableGrantSrcIdCheck(false),
m_lastLateEntry(0U),
m_supervisor(false),
m_notifyCC(true),
m_verbose(verbose),
m_debug(debug)
{
m_interval.start();
m_adjSiteTable.clear();
m_adjSiteUpdateCnt.clear();
m_adjSiteUpdateInterval = ADJ_SITE_TIMER_TIMEOUT;
m_adjSiteUpdateTimer.setTimeout(m_adjSiteUpdateInterval);
m_adjSiteUpdateTimer.start();
m_voice = new Voice(this, m_network, m_embeddedLCOnly, m_dumpTAData, debug, verbose);
m_data = new Data(this, m_network, dumpDataPacket, repeatDataPacket, debug, verbose);
m_control = new ControlSignaling(this, m_network, dumpCSBKData, debug, verbose);
}
/* Finalizes a instance of the Slot class. */
Slot::~Slot()
{
delete m_voice;
delete m_data;
delete m_control;
}
/* Process DMR data frame from the RF interface. */
bool Slot::processFrame(uint8_t *data, uint32_t len)
{
assert(data != nullptr);
if (data[0U] == modem::TAG_LOST) {
if (m_frameLossCnt > m_frameLossThreshold) {
m_frameLossCnt = 0U;
processFrameLoss();
return false;
}
else {
// increment the frame loss count by one for audio or data; otherwise drop
// packets
if (m_rfState == RS_RF_AUDIO || m_rfState == RS_RF_DATA) {
m_rfLossWatchdog.start();
++m_frameLossCnt;
}
else {
// drop normally
m_frameLossCnt = 0U;
m_rfState = RS_RF_LISTENING;
m_rfLastDstId = 0U;
m_rfLastSrcId = 0U;
m_rfTGHang.stop();
return false;
}
}
}
if (m_rfState == RS_RF_AUDIO || m_rfState == RS_RF_DATA) {
if (m_rfLossWatchdog.isRunning()) {
m_rfLossWatchdog.start();
}
}
// Have we got RSSI bytes on the end?
if (len == (DMR_FRAME_LENGTH_BYTES + 4U)) {
uint16_t raw = 0U;
raw |= (data[35U] << 8) & 0xFF00U;
raw |= (data[36U] << 0) & 0x00FFU;
// Convert the raw RSSI to dBm
int rssi = m_rssiMapper->interpolate(raw);
if (m_verbose) {
LogMessage(LOG_RF, "DMR Slot %u, raw RSSI = %u, reported RSSI = %d dBm", m_slotNo, raw, rssi);
}
// RSSI is always reported as positive
m_rssi = (rssi >= 0) ? rssi : -rssi;
if (m_rssi > m_minRSSI)
m_minRSSI = m_rssi;
if (m_rssi < m_maxRSSI)
m_maxRSSI = m_rssi;
m_aveRSSI += m_rssi;
m_rssiCount++;
}
bool dataSync = (data[1U] & SYNC_DATA) == SYNC_DATA;
bool voiceSync = (data[1U] & SYNC_VOICE) == SYNC_VOICE;
if (!(dataSync || voiceSync) && m_rfState == RS_RF_LISTENING) {
uint8_t sync[DMR_SYNC_LENGTH_BYTES];
::memcpy(sync, data + 2U, DMR_SYNC_LENGTH_BYTES);
// count data sync errors
uint8_t dataErrs = 0U;
for (uint8_t i = 0U; i < DMR_SYNC_LENGTH_BYTES; i++)
dataErrs += Utils::countBits8(sync[i] ^ MS_DATA_SYNC_BYTES[i]);
// count voice sync errors
uint8_t voiceErrs = 0U;
for (uint8_t i = 0U; i < DMR_SYNC_LENGTH_BYTES; i++)
voiceErrs += Utils::countBits8(sync[i] ^ MS_VOICE_SYNC_BYTES[i]);
LogWarning(LOG_RF, "DMR, possible sync word rejected, dataErrs = %u, voiceErrs = %u, sync word = %02X %02X %02X %02X %02X %02X", dataErrs, voiceErrs,
sync[0U], sync[1U], sync[2U], sync[3U], sync[4U], sync[5U]);
}
if ((dataSync || voiceSync) && m_debug) {
Utils::symbols("!!! *Rx DMR", data + 2U, len - 2U);
}
if ((dataSync || voiceSync) && m_rfState != RS_RF_LISTENING)
m_rfTGHang.start();
if (dataSync) {
DataType::E dataType = (DataType::E)(data[1U] & 0x0FU);
if (dataType == DataType::CSBK) {
return m_control->process(data, len);
}
if (m_enableTSCC && m_dedicatedTSCC)
return false;
switch (dataType)
{
case DataType::VOICE_LC_HEADER:
case DataType::VOICE_PI_HEADER:
return m_voice->process(data, len);
case DataType::TERMINATOR_WITH_LC:
m_frameLossCnt = 0U;
case DataType::DATA_HEADER:
case DataType::RATE_12_DATA:
case DataType::RATE_34_DATA:
case DataType::RATE_1_DATA:
default:
return m_data->process(data, len);
}
}
return m_voice->process(data, len);
}
/* Get the frame data length for the next frame in the data ring buffer. */
uint32_t Slot::peekFrameLength()
{
std::lock_guard<std::mutex> lock(m_queueLock);
if (m_txQueue.isEmpty() && m_txImmQueue.isEmpty())
return 0U;
uint8_t len = 0U;
// tx immediate queue takes priority
if (!m_txImmQueue.isEmpty()) {
m_txImmQueue.peek(&len, 1U);
}
else {
m_txQueue.peek(&len, 1U);
}
return len;
}
/* Helper to determine whether or not the internal frame queue is full. */
bool Slot::isQueueFull()
{
if (m_txQueue.isEmpty() && m_txImmQueue.isEmpty())
return false;
// tx immediate queue takes priority
if (!m_txImmQueue.isEmpty()) {
uint32_t space = m_txImmQueue.freeSpace();
if (space < (DMR_FRAME_LENGTH_BYTES + 1U))
return true;
}
else {
uint32_t space = m_txQueue.freeSpace();
if (space < (DMR_FRAME_LENGTH_BYTES + 1U))
return true;
}
return false;
}
/* Get frame data from data ring buffer. */
uint32_t Slot::getFrame(uint8_t* data)
{
assert(data != nullptr);
std::lock_guard<std::mutex> lock(m_queueLock);
if (m_txQueue.isEmpty() && m_txImmQueue.isEmpty())
return 0U;
uint8_t len = 0U;
// tx immediate queue takes priority
if (!m_txImmQueue.isEmpty()) {
m_txImmQueue.get(&len, 1U);
m_txImmQueue.get(data, len);
}
else {
m_txQueue.get(&len, 1U);
m_txQueue.get(data, len);
}
return len;
}
/* Process a data frame from the network. */
void Slot::processNetwork(const data::NetData& dmrData)
{
// don't process network frames if the RF modem isn't in a listening state
if (m_rfState != RS_RF_LISTENING) {
LogWarning(LOG_NET, "DMR Slot %u, Traffic collision detect, preempting new network traffic to existing RF traffic!", m_slotNo);
return;
}
// don't process network frames if the destination ID's don't match and the network TG hang timer is running
if (m_rfLastDstId != 0U) {
if (m_rfLastDstId != dmrData.getDstId() && (m_rfTGHang.isRunning() && !m_rfTGHang.hasExpired())) {
return;
}
if (m_rfLastDstId == dmrData.getDstId() && (m_rfTGHang.isRunning() && !m_rfTGHang.hasExpired())) {
m_rfTGHang.start();
}
}
if (m_authoritative) {
// don't process network frames if the destination ID's don't match and the network TG hang timer is running
if (m_netLastDstId != 0U && dmrData.getDstId() != 0U && m_netState != RS_NET_IDLE) {
if (m_netLastDstId != dmrData.getDstId() && (m_netTGHang.isRunning() && !m_netTGHang.hasExpired())) {
return;
}
if (m_netLastDstId == dmrData.getDstId() && (m_netTGHang.isRunning() && !m_netTGHang.hasExpired())) {
m_netTGHang.start();
}
}
}
// don't process network frames if this modem isn't authoritative
if (!m_authoritative && m_permittedDstId != dmrData.getDstId()) {
if (!g_disableNonAuthoritativeLogging)
LogWarning(LOG_NET, "DMR Slot %u, [NON-AUTHORITATIVE] Ignoring network traffic, destination not permitted!", m_slotNo);
return;
}
m_networkWatchdog.start();
DataType::E dataType = dmrData.getDataType();
// ignore non-CSBK data destined for the TSCC slot
if (m_enableTSCC && m_dedicatedTSCC && m_slotNo == m_dmr->m_tsccSlotNo) {
switch (dataType)
{
case DataType::CSBK:
break;
case DataType::VOICE_LC_HEADER:
case DataType::DATA_HEADER:
{
bool grantDemand = (dmrData.getControl() & 0x80U) == 0x80U;
bool unitToUnit = (dmrData.getControl() & 0x01U) == 0x01U;
if (grantDemand) {
if (m_disableNetworkGrant) {
return;
}
// if we're non-dedicated control, and if we're not in a listening or idle state, ignore any grant
// demands
if (!m_dedicatedTSCC && (m_rfState != RS_RF_LISTENING || m_netState != RS_NET_IDLE)) {
return;
}
// validate source RID
if (!acl::AccessControl::validateSrcId(dmrData.getSrcId())) {
return;
}
// validate the target ID, if the target is a talkgroup
if (!acl::AccessControl::validateTGId(dmrData.getSlotNo(), dmrData.getDstId())) {
return;
}
if (m_verbose) {
LogMessage(LOG_NET, "DMR Slot %u, remote grant demand, srcId = %u, dstId = %u, unitToUnit = %u",
m_slotNo, dmrData.getSrcId(), dmrData.getDstId(), unitToUnit);
}
// perform grant response logic
if (dataType == DataType::VOICE_LC_HEADER)
m_control->writeRF_CSBK_Grant(dmrData.getSrcId(), dmrData.getDstId(), 4U, !unitToUnit, true);
if (dataType == DataType::DATA_HEADER)
m_control->writeRF_CSBK_Data_Grant(dmrData.getSrcId(), dmrData.getDstId(), 4U, !unitToUnit, true);
}
}
return;
default:
return;
}
}
switch (dataType)
{
case DataType::CSBK:
m_control->processNetwork(dmrData);
break;
case DataType::VOICE_LC_HEADER:
case DataType::VOICE_PI_HEADER:
case DataType::VOICE_SYNC:
case DataType::VOICE:
m_voice->processNetwork(dmrData);
break;
case DataType::TERMINATOR_WITH_LC:
case DataType::DATA_HEADER:
case DataType::RATE_12_DATA:
case DataType::RATE_34_DATA:
case DataType::RATE_1_DATA:
default:
m_data->processNetwork(dmrData);
break;
}
}
/* Updates the DMR slot processor. */
void Slot::clock()
{
uint32_t ms = m_interval.elapsed();
m_interval.start();
if (m_network != nullptr) {
if (m_network->getStatus() == network::NET_STAT_RUNNING) {
m_siteData.setNetActive(true);
}
else {
m_siteData.setNetActive(false);
}
lc::CSBK::setSiteData(m_siteData);
}
// if we have control enabled; do clocking to generate a CC data stream
if (m_enableTSCC) {
m_dmr->m_tsccCntInterval.clock(ms);
if (m_dmr->m_tsccCntInterval.isRunning() && m_dmr->m_tsccCntInterval.hasExpired()) {
m_dmr->m_tsccCnt++;
if (m_dmr->m_tsccCnt == TSCC_MAX_CSC_CNT) {
m_dmr->m_tsccCnt = 0U;
}
m_dmr->m_tsccCntInterval.start();
}
m_modem->setDMRIgnoreCACH_AT(m_slotNo);
if (m_ccRunning && !m_ccPacketInterval.isRunning()) {
m_ccPacketInterval.start();
}
if (m_ccHalted) {
if (!m_ccRunning) {
m_ccHalted = false;
m_ccPrevRunning = m_ccRunning;
m_txQueue.clear(); // clear the frame buffer
}
}
else {
m_ccPacketInterval.clock(ms);
if (!m_ccPacketInterval.isRunning()) {
m_ccPacketInterval.start();
}
if (m_ccPacketInterval.isRunning() && m_ccPacketInterval.hasExpired()) {
if (m_ccRunning) {
if (m_ccSeq == 4U) {
m_ccSeq = 0U;
}
if (m_dmr->m_tsccPayloadActive) {
if ((m_dmr->m_tsccCnt % 2) == 0) {
setShortLC_Payload(m_siteData, m_dmr->m_tsccCnt);
}
}
else {
setShortLC_TSCC(m_siteData, m_dmr->m_tsccCnt);
}
writeRF_ControlData(m_dmr->m_tsccCnt, m_ccSeq);
m_ccSeq++;
}
m_ccPacketInterval.start();
}
}
if (m_ccPrevRunning && !m_ccRunning) {
m_txQueue.clear(); // clear the frame buffer
m_ccPrevRunning = m_ccRunning;
}
}
// activate payload channel if requested from the TSCC
if (m_dmr->m_tsccPayloadActive) {
if (m_rfState == RS_RF_LISTENING && m_netState == RS_NET_IDLE) {
if (m_tsccPayloadDstId > 0U) {
if (m_tsccPayloadActRetry.isRunning()) {
m_tsccPayloadActRetry.clock(ms);
if (m_tsccPayloadActRetry.hasExpired()) {
m_control->writeRF_CSBK_Payload_Activate(m_tsccPayloadDstId, m_tsccPayloadSrcId, m_tsccPayloadGroup, m_tsccPayloadVoice, true);
m_tsccPayloadActRetry.start(0U, 500U);
}
}
if ((m_dmr->m_tsccCnt % 2) > 0) {
if (m_tsccPayloadVoice)
setShortLC(m_slotNo, m_tsccPayloadDstId, m_tsccPayloadGroup ? FLCO::GROUP : FLCO::PRIVATE, SLCO_ACT_TYPE::VOICE);
else
setShortLC(m_slotNo, m_tsccPayloadDstId, m_tsccPayloadGroup ? FLCO::GROUP : FLCO::PRIVATE, SLCO_ACT_TYPE::DATA);
}
}
}
}
// handle timeouts and hang timers
m_rfTimeoutTimer.clock(ms);
m_netTimeoutTimer.clock(ms);
if (m_rfTimeoutTimer.isRunning() && m_rfTimeoutTimer.hasExpired()) {
if (!m_rfTimeout) {
LogMessage(LOG_RF, "DMR Slot %u, user has timed out", m_slotNo);
m_rfTimeout = true;
}
}
if (m_rfState == RS_RF_AUDIO || m_rfState == RS_RF_DATA) {
if (m_rfLossWatchdog.isRunning()) {
m_rfLossWatchdog.clock(ms);
if (m_rfLossWatchdog.hasExpired()) {
m_rfLossWatchdog.stop();
processFrameLoss();
}
}
}
if (m_rfTGHang.isRunning()) {
m_rfTGHang.clock(ms);
if (m_rfTGHang.hasExpired()) {
m_rfTGHang.stop();
if (m_verbose) {
LogMessage(LOG_RF, "Slot %u, talkgroup hang has expired, lastDstId = %u", m_slotNo, m_rfLastDstId);
}
m_rfLastDstId = 0U;
m_rfLastSrcId = 0U;
// reset permitted ID and clear permission state
if (!m_authoritative && m_permittedDstId != 0U) {
m_permittedDstId = 0U;
}
}
}
if (m_netTimeoutTimer.isRunning() && m_netTimeoutTimer.hasExpired()) {
if (!m_netTimeout) {
LogMessage(LOG_NET, "DMR Slot %u, user has timed out", m_slotNo);
m_netTimeout = true;
}
}
if (m_authoritative) {
if (m_netTGHang.isRunning()) {
m_netTGHang.clock(ms);
if (m_netTGHang.hasExpired()) {
m_netTGHang.stop();
if (m_verbose) {
LogMessage(LOG_NET, "Slot %u, talkgroup hang has expired, lastDstId = %u", m_slotNo, m_netLastDstId);
}
m_netLastDstId = 0U;
m_netLastSrcId = 0U;
}
}
}
else {
m_netTGHang.stop();
}
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;
::ActivityLog("DMR", false, "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);
}
else {
::ActivityLog("DMR", false, "Slot %u network watchdog has expired", m_slotNo);
writeEndNet();
}
}
}
if (m_netState == RS_NET_AUDIO) {
m_packetTimer.clock(ms);
if (m_packetTimer.isRunning() && m_packetTimer.hasExpired()) {
uint32_t elapsed = m_elapsed.elapsed();
if (elapsed >= m_jitterTime) {
LogWarning(LOG_NET, "DMR Slot %u, lost audio for %ums filling in", m_slotNo, elapsed);
m_voice->insertSilence(m_jitterSlots);
m_elapsed.start();
}
m_packetTimer.start();
}
}
if (m_rfState == RS_RF_REJECTED) {
if (!m_enableTSCC) {
m_txQueue.clear();
}
m_rfFrames = 0U;
m_rfErrs = 0U;
m_rfBits = 1U;
m_netFrames = 0U;
m_netLost = 0U;
if (m_network != nullptr)
m_network->resetDMR(m_slotNo);
m_rfState = RS_RF_LISTENING;
}
if (m_frameLossCnt > 0U && m_rfState == RS_RF_LISTENING)
m_frameLossCnt = 0U;
if (m_frameLossCnt >= m_frameLossThreshold && (m_rfState == RS_RF_AUDIO || m_rfState == RS_RF_DATA)) {
processFrameLoss();
}
}
/* Updates the adj. site tables. */
void Slot::clockSiteData(uint32_t ms)
{
if (m_enableTSCC) {
// clock all the grant timers
m_affiliations->clock(ms);
// do we need to network announce ourselves?
if (!m_adjSiteUpdateTimer.isRunning()) {
m_control->writeAdjSSNetwork();
m_adjSiteUpdateTimer.start();
}
m_adjSiteUpdateTimer.clock(ms);
if (m_adjSiteUpdateTimer.isRunning() && m_adjSiteUpdateTimer.hasExpired()) {
if (m_rfState == RS_RF_LISTENING && m_netState == RS_NET_IDLE) {
m_control->writeAdjSSNetwork();
if (m_network != nullptr) {
if (m_affiliations->grpAffSize() > 0) {
auto affs = m_affiliations->grpAffTable();
m_network->announceAffiliationUpdate(affs);
}
}
m_adjSiteUpdateTimer.start();
}
}
// clock adjacent site update timers
m_adjSiteUpdateTimer.clock(ms);
if (m_adjSiteUpdateTimer.isRunning() && m_adjSiteUpdateTimer.hasExpired()) {
// update adjacent site data
for (auto& entry : m_adjSiteUpdateCnt) {
uint8_t siteId = entry.first;
uint8_t updateCnt = entry.second;
if (updateCnt > 0U) {
updateCnt--;
}
if (updateCnt == 0U) {
AdjSiteData siteData = m_adjSiteTable[siteId];
LogWarning(LOG_NET, "DMR, Adjacent Site Status Expired, no data [FAILED], sysId = $%03X, chNo = %u",
siteData.systemIdentity, siteData.channelNo);
}
entry.second = updateCnt;
}
m_adjSiteUpdateTimer.setTimeout(m_adjSiteUpdateInterval);
m_adjSiteUpdateTimer.start();
}
}
}
/* Permits a TGID on a non-authoritative host. */
void Slot::permittedTG(uint32_t dstId)
{
if (m_authoritative) {
return;
}
if (m_verbose) {
LogMessage(LOG_DMR, "DMR Slot %u, non-authoritative TG permit, dstId = %u", m_slotNo, dstId);
}
m_permittedDstId = dstId;
}
/* Grants a TGID on a non-authoritative host. */
void Slot::grantTG(uint32_t srcId, uint32_t dstId, bool grp)
{
if (!m_control) {
return;
}
if (m_verbose) {
LogMessage(LOG_DMR, "DMR Slot %u, network TG grant demand, srcId = %u, dstId = %u", m_slotNo, srcId, dstId);
}
m_control->writeRF_CSBK_Grant(srcId, dstId, 4U, grp);
}
/* Releases a granted TG. */
void Slot::releaseGrantTG(uint32_t dstId)
{
if (!m_control) {
return;
}
if (m_verbose) {
LogMessage(LOG_DMR, "DMR Slot %u, VC request, release TG grant, dstId = %u", m_slotNo, dstId);
}
if (m_affiliations->isGranted(dstId)) {
uint32_t chNo = m_affiliations->getGrantedCh(dstId);
uint32_t srcId = m_affiliations->getGrantedSrcId(dstId);
::lookups::VoiceChData voiceCh = m_affiliations->rfCh()->getRFChData(chNo);
if (m_verbose) {
LogMessage(LOG_DMR, "DMR Slot %u, VC %s:%u, TG grant released, srcId = %u, dstId = %u, chId = %u, chNo = %u", m_slotNo, voiceCh.address().c_str(), voiceCh.port(), srcId, dstId, voiceCh.chId(), chNo);
}
m_affiliations->releaseGrant(dstId, false);
}
}
/* Touches a granted TG to keep a channel grant alive. */
void Slot::touchGrantTG(uint32_t dstId)
{
if (!m_control) {
return;
}
if (m_affiliations->isGranted(dstId)) {
uint32_t chNo = m_affiliations->getGrantedCh(dstId);
uint32_t srcId = m_affiliations->getGrantedSrcId(dstId);
::lookups::VoiceChData voiceCh = m_affiliations->rfCh()->getRFChData(chNo);
if (m_verbose) {
LogMessage(LOG_DMR, "DMR Slot %u, VC %s:%u, call in progress, srcId = %u, dstId = %u, chId = %u, chNo = %u", m_slotNo, voiceCh.address().c_str(), voiceCh.port(), srcId, dstId, voiceCh.chId(), chNo);
}
m_affiliations->touchGrant(dstId);
}
}
/* Helper to change the debug and verbose state. */
void Slot::setDebugVerbose(bool debug, bool verbose)
{
m_debug = m_voice->m_debug = m_data->m_debug = debug = m_control->m_debug;
m_verbose = m_voice->m_verbose = m_data->m_verbose = verbose = m_control->m_verbose;
}
/* Helper to enable and configure TSCC support for this slot. */
void Slot::setTSCC(bool enable, bool dedicated)
{
m_enableTSCC = enable;
m_dedicatedTSCC = dedicated;
if (m_enableTSCC) {
m_modem->setDMRIgnoreCACH_AT(m_slotNo);
m_affiliations->setSlotForChannelTSCC(m_channelNo, m_slotNo);
}
}
/* Helper to activate a TSCC payload slot. */
void Slot::setTSCCActivated(uint32_t dstId, uint32_t srcId, bool group, bool voice)
{
m_tsccPayloadDstId = dstId;
m_tsccPayloadSrcId = srcId;
m_tsccPayloadGroup = group;
m_tsccPayloadVoice = voice;
// start payload channel transmit
if (!m_modem->hasTX()) {
m_modem->writeDMRStart(true);
}
if (m_tsccPayloadDstId != 0U && !m_tsccPayloadActRetry.isRunning()) {
m_tsccPayloadActRetry.start();
}
}
/* Helper to get the last transmitted destination ID. */
uint32_t Slot::getLastDstId() const
{
if (m_rfLastDstId != 0U) {
return m_rfLastDstId;
}
if (m_netLastDstId != 0U) {
return m_netLastDstId;
}
return 0U;
}
/* Helper to get the last transmitted source ID. */
uint32_t Slot::getLastSrcId() const
{
if (m_rfLastSrcId != 0U) {
return m_rfLastSrcId;
}
if (m_netLastSrcId != 0U) {
return m_netLastSrcId;
}
return 0U;
}
/* Helper to initialize the DMR slot processor. */
void Slot::init(Control* dmr, bool authoritative, uint32_t colorCode, SiteData siteData, bool embeddedLCOnly, bool dumpTAData, uint32_t callHang, modem::Modem* modem,
network::Network* network, bool duplex, ::lookups::ChannelLookup* chLookup, ::lookups::RadioIdLookup* ridLookup, ::lookups::TalkgroupRulesLookup* tidLookup,
::lookups::IdenTableLookup* idenTable, ::lookups::RSSIInterpolator* rssiMapper, uint32_t jitter, bool verbose)
{
assert(dmr != nullptr);
assert(modem != nullptr);
assert(chLookup != nullptr);
assert(ridLookup != nullptr);
assert(tidLookup != nullptr);
assert(idenTable != nullptr);
assert(rssiMapper != nullptr);
m_dmr = dmr;
m_authoritative = authoritative;
m_colorCode = colorCode;
m_siteData = siteData;
m_embeddedLCOnly = embeddedLCOnly;
m_dumpTAData = dumpTAData;
m_modem = modem;
m_network = network;
m_duplex = duplex;
m_idenTable = idenTable;
m_ridLookup = ridLookup;
m_tidLookup = tidLookup;
m_affiliations = new dmr::lookups::DMRAffiliationLookup(chLookup, verbose);
// set the grant release callback
m_affiliations->setReleaseGrantCallback([=](uint32_t chNo, uint32_t dstId, uint8_t slot) {
Slot* tscc = m_dmr->getTSCCSlot();
if (tscc != nullptr) {
if (chNo == tscc->m_channelNo) {
m_dmr->tsccClearActivatedSlot(slot);
return;
}
::lookups::VoiceChData voiceChData = tscc->m_affiliations->rfCh()->getRFChData(chNo);
if (voiceChData.isValidCh() && !voiceChData.address().empty() && voiceChData.port() > 0) {
json::object req = json::object();
req["slot"].set<uint8_t>(slot);
bool clear = true;
req["clear"].set<bool>(clear);
RESTClient::send(voiceChData.address(), voiceChData.port(), voiceChData.password(),
HTTP_PUT, PUT_DMR_TSCC_PAYLOAD_ACT, req, voiceChData.ssl(), REST_QUICK_WAIT, tscc->m_debug);
}
else {
::LogError(LOG_DMR, "DMR Slot %u, CSBK, RAND (Random Access), failed to clear payload channel, chNo = %u, slot = %u", tscc->m_slotNo, chNo, slot);
}
// callback REST API to clear TG permit for the granted TG on the specified voice channel
if (m_authoritative && m_dmr->m_supervisor) {
if (voiceChData.isValidCh() && !voiceChData.address().empty() && voiceChData.port() > 0) {
json::object req = json::object();
int state = modem::DVM_STATE::STATE_DMR;
req["state"].set<int>(state);
dstId = 0U; // clear TG value
req["dstId"].set<uint32_t>(dstId);
req["slot"].set<uint8_t>(slot);
RESTClient::send(voiceChData.address(), voiceChData.port(), voiceChData.password(),
HTTP_PUT, PUT_PERMIT_TG, req, voiceChData.ssl(), REST_QUICK_WAIT, m_dmr->m_debug);
}
else {
::LogError(LOG_DMR, "DMR Slot %u, CSBK, RAND (Random Access), failed to clear TG permit, chNo = %u, slot = %u", tscc->m_slotNo, chNo, slot);
}
}
}
});
// set the unit deregistration callback
m_affiliations->setUnitDeregCallback([=](uint32_t srcId, bool automatic) {
if (m_network != nullptr)
m_network->announceUnitDeregistration(srcId);
});
m_hangCount = callHang * 17U;
m_rssiMapper = rssiMapper;
m_jitterTime = jitter;
float jitter_tmp = float(jitter) / 360.0F;
m_jitterSlots = (uint32_t)(std::ceil(jitter_tmp) * 6.0F);
m_idle = new uint8_t[DMR_FRAME_LENGTH_BYTES + 2U];
::memcpy(m_idle, IDLE_DATA, DMR_FRAME_LENGTH_BYTES + 2U);
// Generate the Slot Type for the Idle frame
SlotType slotType;
slotType.setColorCode(colorCode);
slotType.setDataType(DataType::IDLE);
slotType.encode(m_idle + 2U);
}
/* Sets local configured site data. */
void Slot::setSiteData(::lookups::VoiceChData controlChData, uint32_t netId, uint8_t siteId, uint8_t channelId, uint32_t channelNo, bool requireReg)
{
m_siteData = SiteData(SiteModel::SM_SMALL, netId, siteId, 3U, requireReg);
m_channelNo = channelNo;
std::vector<::lookups::IdenTable> entries = m_idenTable->list();
for (auto entry : entries) {
if (entry.channelId() == channelId) {
m_idenEntry = entry;
break;
}
}
m_controlChData = controlChData;
lc::CSBK::setSiteData(m_siteData);
}
/* Sets TSCC Aloha configuration. */
void Slot::setAlohaConfig(uint8_t nRandWait, uint8_t backOff)
{
m_alohaNRandWait = nRandWait;
m_alohaBackOff = backOff;
}
// ---------------------------------------------------------------------------
// Private Class Members
// ---------------------------------------------------------------------------
/* Add data frame to the data ring buffer. */
void Slot::addFrame(const uint8_t *data, bool net, bool imm)
{
assert(data != nullptr);
std::lock_guard<std::mutex> lock(m_queueLock);
if (!net) {
if (m_netState != RS_NET_IDLE)
return;
}
uint8_t len = DMR_FRAME_LENGTH_BYTES + 2U;
if (m_debug) {
Utils::symbols("!!! *Tx DMR", data + 2U, len - 2U);
}
uint32_t fifoSpace = 0U;
if (m_slotNo == 1U) {
fifoSpace = m_modem->getDMRSpace1();
} else {
fifoSpace = m_modem->getDMRSpace2();
}
//LogDebug(LOG_DMR, "Slot %u, addFrame() fifoSpace = %u", m_slotNo, fifoSpace);
// is this immediate data?
if (imm) {
// resize immediate queue if necessary (this shouldn't really ever happen)
uint32_t space = m_txImmQueue.freeSpace();
if (space < (len + 1U)) {
if (!net) {
uint32_t queueLen = m_txImmQueue.length();
m_txImmQueue.resize(queueLen + len);
LogError(LOG_DMR, "Slot %u, overflow in the imm DMR slot queue; queue free is %u, needed %u; resized was %u is %u, fifoSpace = %u", m_slotNo, space, len, queueLen, m_txQueue.length(), fifoSpace);
return;
}
else {
LogError(LOG_DMR, "Slot %u, overflow in the imm DMR slot queue while writing network data; queue free is %u, needed %u, fifoSpace = %u", m_slotNo, space, len, fifoSpace);
return;
}
}
m_txImmQueue.addData(&len, 1U);
m_txImmQueue.addData(data, len);
return;
}
uint32_t space = m_txQueue.freeSpace();
if (space < (len + 1U)) {
if (!net) {
uint32_t queueLen = m_txQueue.length();
m_txQueue.resize(queueLen + (DMR_FRAME_LENGTH_BYTES + 2U));
LogError(LOG_DMR, "Slot %u, overflow in the DMR slot queue; queue free is %u, needed %u; resized was %u is %u, fifoSpace = %u", m_slotNo, space, len, queueLen, m_txQueue.length(), fifoSpace);
return;
}
else {
LogError(LOG_DMR, "Slot %u, overflow in the DMR slot queue while writing network data; queue free is %u, needed %u, fifoSpace = %u", m_slotNo, space, len, fifoSpace);
return;
}
}
m_txQueue.addData(&len, 1U);
m_txQueue.addData(data, len);
}
/* Helper to process loss of frame stream from modem. */
void Slot::processFrameLoss()
{
if (m_rfState == RS_RF_AUDIO) {
if (m_rssi != 0U) {
::ActivityLog("DMR", true, "Slot %u RF voice transmission lost, %.1f seconds, BER: %.1f%%, RSSI: -%u/-%u/-%u dBm, loss count: %u",
m_slotNo, float(m_rfFrames) / 16.667F, float(m_rfErrs * 100U) / float(m_rfBits), m_minRSSI, m_maxRSSI, m_aveRSSI / m_rssiCount, m_frameLossCnt);
}
else {
::ActivityLog("DMR", true, "Slot %u RF voice transmission lost, %.1f seconds, BER: %.1f%%, loss count: %u",
m_slotNo, float(m_rfFrames) / 16.667F, float(m_rfErrs * 100U) / float(m_rfBits), m_frameLossCnt);
}
LogMessage(LOG_RF, "DMR Slot %u, total frames: %d, total bits: %d, errors: %d, BER: %.4f%%",
m_slotNo, m_rfFrames, m_rfBits, m_rfErrs, float(m_rfErrs * 100U) / float(m_rfBits));
// release trunked grant (if necessary)
Slot *m_tscc = m_dmr->getTSCCSlot();
if (m_tscc != nullptr) {
if (m_tscc->m_enableTSCC && m_rfLC != nullptr) {
m_tscc->m_affiliations->releaseGrant(m_rfLC->getDstId(), false);
}
clearTSCCActivated();
if (!m_tscc->m_enableTSCC) {
notifyCC_ReleaseGrant(m_rfLC->getDstId());
}
}
if (m_rfTimeout) {
writeEndRF();
}
else {
writeEndRF(true);
}
}
if (m_rfState == RS_RF_DATA) {
::ActivityLog("DMR", true, "Slot %u, RF data transmission lost", m_slotNo);
writeEndRF();
}
m_rfState = RS_RF_LISTENING;
m_rfLastDstId = 0U;
m_rfTGHang.stop();
}
/* Helper to send a REST API request to the CC to release a channel grant at the end of a call. */
void Slot::notifyCC_ReleaseGrant(uint32_t dstId)
{
if (m_controlChData.address().empty()) {
return;
}
if (m_controlChData.port() == 0) {
return;
}
if (!m_notifyCC) {
return;
}
if (m_verbose) {
LogMessage(LOG_DMR, "DMR Slot %u, CC %s:%u, notifying CC of call termination, dstId = %u", m_slotNo, m_controlChData.address().c_str(), m_controlChData.port(), dstId);
}
// callback REST API to release the granted TG on the specified control channel
json::object req = json::object();
int state = modem::DVM_STATE::STATE_DMR;
req["state"].set<int>(state);
req["dstId"].set<uint32_t>(dstId);
uint8_t slot = m_slotNo;
req["slot"].set<uint8_t>(slot);
int ret = RESTClient::send(m_controlChData.address(), m_controlChData.port(), m_controlChData.password(),
HTTP_PUT, PUT_RELEASE_TG, req, m_controlChData.ssl(), REST_QUICK_WAIT, m_debug);
if (ret != network::rest::http::HTTPPayload::StatusType::OK) {
::LogError(LOG_DMR, "DMR Slot %u, failed to notify the CC %s:%u of the release of, dstId = %u", m_slotNo, m_controlChData.address().c_str(), m_controlChData.port(), dstId);
}
m_rfLastDstId = 0U;
m_rfLastSrcId = 0U;
m_netLastDstId = 0U;
m_netLastSrcId = 0U;
}
/* Helper to send a REST API request to the CC to "touch" a channel grant to refresh grant timers. */
void Slot::notifyCC_TouchGrant(uint32_t dstId)
{
if (m_controlChData.address().empty()) {
return;
}
if (m_controlChData.port() == 0) {
return;
}
if (!m_notifyCC) {
return;
}
// callback REST API to touch the granted TG on the specified control channel
json::object req = json::object();
int state = modem::DVM_STATE::STATE_DMR;
req["state"].set<int>(state);
req["dstId"].set<uint32_t>(dstId);
uint8_t slot = m_slotNo;
req["slot"].set<uint8_t>(slot);
int ret = RESTClient::send(m_controlChData.address(), m_controlChData.port(), m_controlChData.password(),
HTTP_PUT, PUT_TOUCH_TG, req, m_controlChData.ssl(), REST_QUICK_WAIT, m_debug);
if (ret != network::rest::http::HTTPPayload::StatusType::OK) {
::LogError(LOG_DMR, "DMR Slot %u, failed to notify the CC %s:%u of the touch of, dstId = %u", m_slotNo, m_controlChData.address().c_str(), m_controlChData.port(), dstId);
}
}
/* Write data frame to the network. */
void Slot::writeNetwork(const uint8_t* data, DataType::E dataType, uint8_t control, uint8_t errors, bool noSequence)
{
assert(data != nullptr);
assert(m_rfLC != nullptr);
writeNetwork(data, dataType, m_rfLC->getFLCO(), m_rfLC->getSrcId(), m_rfLC->getDstId(), control, errors);
}
/* Write data frame to the network. */
void Slot::writeNetwork(const uint8_t* data, DataType::E dataType, FLCO::E flco, uint32_t srcId,
uint32_t dstId, uint8_t control, uint8_t errors, bool noSequence)
{
assert(data != nullptr);
if (m_netState != RS_NET_IDLE)
return;
if (m_network == nullptr)
return;
data::NetData dmrData;
dmrData.setSlotNo(m_slotNo);
dmrData.setDataType(dataType);
dmrData.setSrcId(srcId);
dmrData.setDstId(dstId);
dmrData.setFLCO(flco);
dmrData.setControl(control);
dmrData.setN(m_voice->m_rfN);
dmrData.setSeqNo(m_rfSeqNo);
dmrData.setBER(errors);
dmrData.setRSSI(m_rssi);
m_rfSeqNo++;
dmrData.setData(data + 2U);
m_network->writeDMR(dmrData, noSequence);
}
/* Helper to write RF end of frame data. */
void Slot::writeEndRF(bool writeEnd)
{
m_rfState = RS_RF_LISTENING;
if (m_netState == RS_NET_IDLE) {
if (m_enableTSCC)
setShortLC_Payload(m_siteData, m_dmr->m_tsccCnt);
else
setShortLC(m_slotNo, 0U);
}
if (writeEnd) {
if (m_netState == RS_NET_IDLE && m_duplex && !m_rfTimeout) {
// Create a dummy start end frame
uint8_t data[DMR_FRAME_LENGTH_BYTES + 2U];
Sync::addDMRDataSync(data + 2U, m_duplex);
lc::FullLC fullLC;
fullLC.encode(*m_rfLC, data + 2U, DataType::TERMINATOR_WITH_LC);
SlotType slotType;
slotType.setColorCode(m_colorCode);
slotType.setDataType(DataType::TERMINATOR_WITH_LC);
slotType.encode(data + 2U);
data[0U] = modem::TAG_EOT;
data[1U] = 0x00U;
for (uint32_t i = 0U; i < m_hangCount; i++)
addFrame(data);
}
}
m_data->m_pduDataOffset = 0U;
if (m_network != nullptr)
m_network->resetDMR(m_slotNo);
m_rfTimeoutTimer.stop();
m_rfTimeout = false;
m_rfFrames = 0U;
m_rfErrs = 0U;
m_rfBits = 1U;
m_rfLC = nullptr;
m_rfPrivacyLC = nullptr;
}
/* Helper to write network end of frame data. */
void Slot::writeEndNet(bool writeEnd)
{
m_netState = RS_NET_IDLE;
setShortLC(m_slotNo, 0U);
m_voice->m_lastFrameValid = false;
if (writeEnd && !m_netTimeout) {
// Create a dummy start end frame
uint8_t data[DMR_FRAME_LENGTH_BYTES + 2U];
Sync::addDMRDataSync(data + 2U, m_duplex);
lc::FullLC fullLC;
fullLC.encode(*m_netLC, data + 2U, DataType::TERMINATOR_WITH_LC);
SlotType slotType;
slotType.setColorCode(m_colorCode);
slotType.setDataType(DataType::TERMINATOR_WITH_LC);
slotType.encode(data + 2U);
data[0U] = modem::TAG_EOT;
data[1U] = 0x00U;
if (m_duplex) {
for (uint32_t i = 0U; i < m_hangCount; i++)
addFrame(data, true);
}
else {
for (uint32_t i = 0U; i < 3U; i++)
addFrame(data, true);
}
}
m_data->m_pduDataOffset = 0U;
if (m_network != nullptr)
m_network->resetDMR(m_slotNo);
m_networkWatchdog.stop();
m_netTimeoutTimer.stop();
m_packetTimer.stop();
m_netTimeout = false;
m_netFrames = 0U;
m_netLost = 0U;
m_netErrs = 0U;
m_netBits = 1U;
m_netLC = nullptr;
m_netPrivacyLC = nullptr;
}
/* Helper to write control channel packet data. */
void Slot::writeRF_ControlData(uint16_t frameCnt, uint8_t n)
{
uint8_t i = 0U, seqCnt = 0U;
if (!m_enableTSCC)
return;
// disable verbose CSBK dumping during control data writes (if necessary)
bool csbkVerbose = lc::CSBK::getVerbose();
if (csbkVerbose)
lc::CSBK::setVerbose(false);
// don't add any frames if the queue is full
uint8_t len = DMR_FRAME_LENGTH_BYTES + 2U;
uint32_t space = m_txQueue.freeSpace();
if (space < (len + 1U)) {
m_ccSeq--;
if (m_ccSeq < 0U)
m_ccSeq = 0U;
return;
}
// loop to generate 4 control sequences
if (frameCnt == 511U) {
seqCnt = 4U;
}
// should we insert the Git Hash burst?
bool hash = (frameCnt % 256U) == 0U;
if (hash) {
m_control->writeRF_TSCC_Git_Hash();
if (seqCnt > 0U)
n++;
return;
}
do
{
if (m_debug) {
LogDebug(LOG_DMR, "writeRF_ControlData, frameCnt = %u, seq = %u", frameCnt, n);
}
switch (n)
{
/** required data */
case 0:
default:
m_control->writeRF_TSCC_Bcast_Sys_Parm();
break;
case 1:
m_control->writeRF_TSCC_Aloha();
break;
case 2:
m_control->writeRF_TSCC_Bcast_Ann_Wd(m_channelNo, true, m_siteData.systemIdentity(), m_siteData.requireReg());
break;
case 3:
{
std::unordered_map<uint32_t, uint32_t> grants = m_affiliations->grantTable();
if (grants.size() > 0) {
uint32_t j = 0U;
if (m_lastLateEntry > grants.size()) {
m_lastLateEntry = 0U;
}
for (auto entry : grants) {
if (j == m_lastLateEntry) {
uint32_t dstId = entry.first;
uint32_t srcId = m_affiliations->getGrantedSrcId(dstId);
bool grp = m_affiliations->isGroup(dstId);
if (m_debug) {
LogDebug(LOG_DMR, "writeRF_ControlData, frameCnt = %u, seq = %u, late entry, dstId = %u, srcId = %u", frameCnt, n, dstId, srcId);
}
m_control->writeRF_CSBK_Grant_LateEntry(dstId, srcId, grp);
m_lastLateEntry = j++;
break;
}
j++;
}
}
else {
m_control->writeRF_TSCC_Bcast_Sys_Parm();
}
}
break;
/** extra data */
case 4:
// write ADJSS
if (m_adjSiteTable.size() > 0) {
if (m_tsccAdjSSCnt >= m_adjSiteTable.size())
m_tsccAdjSSCnt = 0U;
uint8_t i = 0U;
for (auto entry : m_adjSiteTable) {
// no good very bad way of skipping entries...
if (i != m_tsccAdjSSCnt) {
i++;
continue;
}
else {
AdjSiteData site = entry.second;
m_control->writeRF_TSCC_Bcast_Ann_Wd(site.channelNo, true, site.systemIdentity, site.requireReg);
m_tsccAdjSSCnt++;
break;
}
}
break;
}
break;
}
if (seqCnt > 0U)
n++;
i++;
} while (i <= seqCnt);
lc::CSBK::setVerbose(csbkVerbose);
}
/* Clears the flag indicating whether the slot is a TSCC payload slot. */
void Slot::clearTSCCActivated()
{
if (m_tsccPayloadDstId != 0U && m_tsccPayloadSrcId != 0U) {
m_control->writeRF_CSBK_Payload_Clear(m_tsccPayloadDstId, m_tsccPayloadSrcId, m_tsccPayloadGroup);
}
m_tsccPayloadDstId = 0U;
m_tsccPayloadSrcId = 0U;
m_tsccPayloadGroup = false;
m_tsccPayloadVoice = true;
m_tsccPayloadActRetry.stop();
}
/* Helper to set the DMR short LC. */
void Slot::setShortLC(uint32_t slotNo, uint32_t id, FLCO::E flco, SLCO_ACT_TYPE actType)
{
assert(m_modem != nullptr);
switch (slotNo) {
case 1U:
m_id1 = 0U;
m_flco1 = flco;
m_actType1 = actType;
if (id != 0U) {
uint8_t buffer[3U];
buffer[0U] = (id << 16) & 0xFFU;
buffer[1U] = (id << 8) & 0xFFU;
buffer[2U] = (id << 0) & 0xFFU;
m_id1 = edac::CRC::crc8(buffer, 3U);
}
break;
case 2U:
m_id2 = 0U;
m_flco2 = flco;
m_actType2 = actType;
if (id != 0U) {
uint8_t buffer[3U];
buffer[0U] = (id << 16) & 0xFFU;
buffer[1U] = (id << 8) & 0xFFU;
buffer[2U] = (id << 0) & 0xFFU;
m_id2 = edac::CRC::crc8(buffer, 3U);
}
break;
default:
LogError(LOG_DMR, "invalid slot number passed to setShortLC, slotNo = %u", slotNo);
return;
}
// If we have no activity to report, let the modem send the null Short LC when it's ready
if (m_id1 == 0U && m_id2 == 0U)
return;
uint8_t lc[5U];
lc[0U] = SLCO::ACT;
lc[1U] = 0x00U;
lc[2U] = 0x00U;
lc[3U] = 0x00U;
if (m_id1 != 0U) {
lc[2U] = m_id1;
if (m_actType1 == SLCO_ACT_TYPE::VOICE && m_flco1 == FLCO::GROUP)
lc[1U] |= 0x08U;
else if (m_actType1 == SLCO_ACT_TYPE::VOICE && m_flco1 == FLCO::PRIVATE)
lc[1U] |= 0x09U;
else if (m_actType1 == SLCO_ACT_TYPE::DATA && m_flco1 == FLCO::GROUP)
lc[1U] |= 0x0BU;
else if (m_actType1 == SLCO_ACT_TYPE::DATA && m_flco1 == FLCO::PRIVATE)
lc[1U] |= 0x0AU;
else if (m_actType1 == SLCO_ACT_TYPE::CSBK && m_flco1 == FLCO::GROUP)
lc[1U] |= 0x02U;
else if (m_actType1 == SLCO_ACT_TYPE::CSBK && m_flco1 == FLCO::PRIVATE)
lc[1U] |= 0x03U;
}
if (m_id2 != 0U) {
lc[3U] = m_id2;
if (m_actType2 == SLCO_ACT_TYPE::VOICE && m_flco2 == FLCO::GROUP)
lc[1U] |= 0x08U;
else if (m_actType2 == SLCO_ACT_TYPE::VOICE && m_flco2 == FLCO::PRIVATE)
lc[1U] |= 0x09U;
else if (m_actType2 == SLCO_ACT_TYPE::DATA && m_flco2 == FLCO::GROUP)
lc[1U] |= 0x0BU;
else if (m_actType2 == SLCO_ACT_TYPE::DATA && m_flco2 == FLCO::PRIVATE)
lc[1U] |= 0x0AU;
else if (m_actType2 == SLCO_ACT_TYPE::CSBK && m_flco2 == FLCO::GROUP)
lc[1U] |= 0x02U;
else if (m_actType2 == SLCO_ACT_TYPE::CSBK && m_flco2 == FLCO::PRIVATE)
lc[1U] |= 0x03U;
}
lc[4U] = edac::CRC::crc8(lc, 4U);
uint8_t sLC[9U];
lc::ShortLC shortLC;
shortLC.encode(lc, sLC);
m_modem->writeDMRShortLC(sLC);
}
/* Helper to set the DMR short LC for TSCC. */
void Slot::setShortLC_TSCC(SiteData siteData, uint16_t counter)
{
assert(m_modem != nullptr);
uint8_t lc[5U];
uint32_t lcValue = 0U;
lcValue = SLCO::TSCC;
lcValue = (lcValue << 2) + siteData.siteModel();
switch (siteData.siteModel())
{
case SiteModel::SM_TINY:
{
lcValue = (lcValue << 9) + siteData.netId();
lcValue = (lcValue << 3) + siteData.siteId();
}
break;
case SiteModel::SM_SMALL:
{
lcValue = (lcValue << 7) + siteData.netId();
lcValue = (lcValue << 5) + siteData.siteId();
}
break;
case SiteModel::SM_LARGE:
{
lcValue = (lcValue << 5) + siteData.netId();
lcValue = (lcValue << 7) + siteData.siteId();
}
break;
case SiteModel::SM_HUGE:
{
lcValue = (lcValue << 2) + siteData.netId();
lcValue = (lcValue << 10) + siteData.siteId();
}
break;
}
lcValue = (lcValue << 1) + ((siteData.requireReg()) ? 1U : 0U);
lcValue = (lcValue << 9) + (counter & 0x1FFU);
// split value into bytes
lc[0U] = (uint8_t)((lcValue >> 24) & 0xFFU);
lc[1U] = (uint8_t)((lcValue >> 16) & 0xFFU);
lc[2U] = (uint8_t)((lcValue >> 8) & 0xFFU);
lc[3U] = (uint8_t)((lcValue >> 0) & 0xFFU);
lc[4U] = edac::CRC::crc8(lc, 4U);
//LogDebug(LOG_DMR, "setShortLC_TSCC, netId = %02X, siteId = %02X", siteData.netId(), siteData.siteId());
//Utils::dump(1U, "shortLC_TSCC", lc, 5U);
uint8_t sLC[9U];
lc::ShortLC shortLC;
shortLC.encode(lc, sLC);
m_modem->writeDMRShortLC(sLC);
}
/* Helper to set the DMR short LC for payload. */
void Slot::setShortLC_Payload(SiteData siteData, uint16_t counter)
{
assert(m_modem != nullptr);
uint8_t lc[5U];
uint32_t lcValue = 0U;
lcValue = SLCO::PAYLOAD;
lcValue = (lcValue << 2) + siteData.siteModel();
switch (siteData.siteModel())
{
case SiteModel::SM_TINY:
{
lcValue = (lcValue << 9) + siteData.netId();
lcValue = (lcValue << 3) + siteData.siteId();
}
break;
case SiteModel::SM_SMALL:
{
lcValue = (lcValue << 7) + siteData.netId();
lcValue = (lcValue << 5) + siteData.siteId();
}
break;
case SiteModel::SM_LARGE:
{
lcValue = (lcValue << 5) + siteData.netId();
lcValue = (lcValue << 7) + siteData.siteId();
}
break;
case SiteModel::SM_HUGE:
{
lcValue = (lcValue << 2) + siteData.netId();
lcValue = (lcValue << 10) + siteData.siteId();
}
break;
}
lcValue = (lcValue << 1) + 0U; // Payload channel is Normal
lcValue = (lcValue << 9) + (counter & 0x1FFU);
// split value into bytes
lc[0U] = (uint8_t)((lcValue >> 24) & 0xFFU);
lc[1U] = (uint8_t)((lcValue >> 16) & 0xFFU);
lc[2U] = (uint8_t)((lcValue >> 8) & 0xFFU);
lc[3U] = (uint8_t)((lcValue >> 0) & 0xFFU);
lc[4U] = edac::CRC::crc8(lc, 4U);
//LogDebug(LOG_DMR, "setShortLC_Payload, netId = %02X, siteId = %02X", siteData.netId(), siteData.siteId());
//Utils::dump(1U, "setShortLC_Payload", lc, 5U);
uint8_t sLC[9U];
lc::ShortLC shortLC;
shortLC.encode(lc, sLC);
m_modem->writeDMRShortLC(sLC);
}

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