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MMDVMHost-Private/MMDVMHost.cpp

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/*
* Copyright (C) 2015-2021 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "MMDVMHost.h"
#include "DMRDirectNetwork.h"
#include "DMRGatewayNetwork.h"
#include "RSSIInterpolator.h"
#include "NullController.h"
#include "UARTController.h"
#if defined(__linux__)
#include "I2CController.h"
#endif
#include "UDPController.h"
#include "Version.h"
#include "StopWatch.h"
#include "Defines.h"
#include "Thread.h"
#include "Log.h"
#include "GitVersion.h"
#include <cstdio>
#include <vector>
#include <cstdlib>
#if !defined(_WIN32) && !defined(_WIN64)
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>
#include <fcntl.h>
#include <pwd.h>
#endif
#if defined(_WIN32) || defined(_WIN64)
const char* DEFAULT_INI_FILE = "MMDVM.ini";
#else
const char* DEFAULT_INI_FILE = "/etc/MMDVM.ini";
#endif
static bool m_killed = false;
static int m_signal = 0;
static bool m_reload = false;
#if !defined(_WIN32) && !defined(_WIN64)
static void sigHandler1(int signum)
{
m_killed = true;
m_signal = signum;
}
static void sigHandler2(int signum)
{
m_reload = true;
}
#endif
const char* HEADER1 = "Modified MMDVM Host by Carsten Schmiemann 2022";
const char* HEADER2 = "----------------------------------------------";
const char* HEADER3 = "DMR Mode only, board will be locked to DMR";
const char* HEADER4 = "Original project by gk4lx";
int main(int argc, char** argv)
{
const char* iniFile = DEFAULT_INI_FILE;
if (argc > 1) {
for (int currentArg = 1; currentArg < argc; ++currentArg) {
std::string arg = argv[currentArg];
if ((arg == "-v") || (arg == "--version")) {
::fprintf(stdout, "MMDVMHost version %s git #%.7s\n", VERSION, gitversion);
return 0;
} else if (arg.substr(0,1) == "-") {
::fprintf(stderr, "Usage: MMDVMHost [-v|--version] [filename]\n");
return 1;
} else {
iniFile = argv[currentArg];
}
}
}
#if !defined(_WIN32) && !defined(_WIN64)
::signal(SIGINT, sigHandler1);
::signal(SIGTERM, sigHandler1);
::signal(SIGHUP, sigHandler1);
::signal(SIGUSR1, sigHandler2);
#endif
int ret = 0;
do {
m_signal = 0;
CMMDVMHost* host = new CMMDVMHost(std::string(iniFile));
ret = host->run();
delete host;
if (m_signal == 2)
::LogInfo("MMDVMHost-%s exited on receipt of SIGINT", VERSION);
if (m_signal == 15)
::LogInfo("MMDVMHost-%s exited on receipt of SIGTERM", VERSION);
if (m_signal == 1)
::LogInfo("MMDVMHost-%s is restarting on receipt of SIGHUP", VERSION);
} while (m_signal == 1);
::LogFinalise();
return ret;
}
CMMDVMHost::CMMDVMHost(const std::string& confFile) :
m_conf(confFile),
m_modem(NULL),
m_dmr(NULL),
m_dmrNetwork(NULL),
m_display(NULL),
m_mode(MODE_IDLE),
m_dstarRFModeHang(10U),
m_dmrRFModeHang(10U),
m_ysfRFModeHang(10U),
m_p25RFModeHang(10U),
m_nxdnRFModeHang(10U),
m_m17RFModeHang(10U),
m_fmRFModeHang(10U),
m_dstarNetModeHang(3U),
m_dmrNetModeHang(3U),
m_ysfNetModeHang(3U),
m_p25NetModeHang(3U),
m_nxdnNetModeHang(3U),
m_m17NetModeHang(3U),
m_pocsagNetModeHang(3U),
m_fmNetModeHang(3U),
m_modeTimer(1000U),
m_dmrTXTimer(1000U),
m_cwIdTimer(1000U),
m_duplex(false),
m_timeout(180U),
m_dstarEnabled(false),
m_dmrEnabled(false),
m_ysfEnabled(false),
m_p25Enabled(false),
m_nxdnEnabled(false),
m_m17Enabled(false),
m_pocsagEnabled(false),
m_fmEnabled(false),
m_ax25Enabled(false),
m_cwIdTime(0U),
m_dmrLookup(NULL),
m_callsign(),
m_id(0U),
m_cwCallsign(),
m_lockFileEnabled(false),
m_lockFileName(),
m_remoteControl(NULL),
m_fixedMode(true)
{
CUDPSocket::startup();
}
CMMDVMHost::~CMMDVMHost()
{
CUDPSocket::shutdown();
}
int CMMDVMHost::run()
{
bool ret = m_conf.read();
if (!ret) {
::fprintf(stderr, "MMDVMHost: cannot read the .ini file\n");
return 1;
}
#if !defined(_WIN32) && !defined(_WIN64)
bool m_daemon = m_conf.getDaemon();
if (m_daemon) {
// Create new process
pid_t pid = ::fork();
if (pid == -1) {
::fprintf(stderr, "Couldn't fork() , exiting\n");
return -1;
} else if (pid != 0) {
exit(EXIT_SUCCESS);
}
// Create new session and process group
if (::setsid() == -1){
::fprintf(stderr, "Couldn't setsid(), exiting\n");
return -1;
}
// Set the working directory to the root directory
if (::chdir("/") == -1){
::fprintf(stderr, "Couldn't cd /, exiting\n");
return -1;
}
#if !defined(HD44780) && !defined(OLED) && !defined(_OPENWRT)
// If we are currently root...
if (getuid() == 0) {
struct passwd* user = ::getpwnam("mmdvm");
if (user == NULL) {
::fprintf(stderr, "Could not get the mmdvm user, exiting\n");
return -1;
}
uid_t mmdvm_uid = user->pw_uid;
gid_t mmdvm_gid = user->pw_gid;
// Set user and group ID's to mmdvm:mmdvm
if (::setgid(mmdvm_gid) != 0) {
::fprintf(stderr, "Could not set mmdvm GID, exiting\n");
return -1;
}
if (::setuid(mmdvm_uid) != 0) {
::fprintf(stderr, "Could not set mmdvm UID, exiting\n");
return -1;
}
// Double check it worked (AKA Paranoia)
if (::setuid(0) != -1){
::fprintf(stderr, "It's possible to regain root - something is wrong!, exiting\n");
return -1;
}
}
}
#else
::fprintf(stderr, "Dropping root permissions in daemon mode is disabled.\n");
}
#endif
#endif
#if !defined(_WIN32) && !defined(_WIN64)
ret = ::LogInitialise(m_daemon, m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), m_conf.getLogDisplayLevel(), m_conf.getLogFileRotate());
#else
ret = ::LogInitialise(false, m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), m_conf.getLogDisplayLevel(), m_conf.getLogFileRotate());
#endif
if (!ret) {
::fprintf(stderr, "MMDVMHost: unable to open the log file\n");
return 1;
}
#if !defined(_WIN32) && !defined(_WIN64)
if (m_daemon) {
::close(STDIN_FILENO);
::close(STDOUT_FILENO);
}
#endif
LogInfo(HEADER1);
LogInfo(HEADER2);
LogInfo(HEADER3);
LogInfo(HEADER4);
LogMessage("MMDVMHost-%s is starting", VERSION);
LogMessage("Built %s %s (GitID #%.7s)", __TIME__, __DATE__, gitversion);
readParams();
ret = createModem();
if (!ret)
return 1;
if (m_dmrEnabled && !m_modem->hasDMR()) {
LogWarning("DMR enabled in the host but not in the modem firmware, disabling");
m_dmrEnabled = false;
}
m_display = CDisplay::createDisplay(m_conf, m_modem);
if (m_dmrEnabled && m_conf.getDMRNetworkEnabled()) {
ret = createDMRNetwork();
if (!ret)
return 1;
}
sockaddr_storage transparentAddress;
unsigned int transparentAddrLen;
CUDPSocket* transparentSocket = NULL;
unsigned int sendFrameType = 0U;
if (m_conf.getTransparentEnabled()) {
std::string remoteAddress = m_conf.getTransparentRemoteAddress();
unsigned short remotePort = m_conf.getTransparentRemotePort();
unsigned short localPort = m_conf.getTransparentLocalPort();
sendFrameType = m_conf.getTransparentSendFrameType();
LogInfo("Transparent Data");
LogInfo(" Remote Address: %s", remoteAddress.c_str());
LogInfo(" Remote Port: %hu", remotePort);
LogInfo(" Local Port: %hu", localPort);
LogInfo(" Send Frame Type: %u", sendFrameType);
if (CUDPSocket::lookup(remoteAddress, remotePort, transparentAddress, transparentAddrLen) != 0) {
LogError("Unable to resolve the address of the Transparent Data source");
return 1;
}
transparentSocket = new CUDPSocket(localPort);
ret = transparentSocket->open(transparentAddress);
if (!ret) {
LogWarning("Could not open the Transparent data socket, disabling");
delete transparentSocket;
transparentSocket = NULL;
sendFrameType=0;
}
m_modem->setTransparentDataParams(sendFrameType);
}
if (m_conf.getLockFileEnabled()) {
m_lockFileEnabled = true;
m_lockFileName = m_conf.getLockFileName();
LogInfo("Lock File Parameters");
LogInfo(" Name: %s", m_lockFileName.c_str());
removeLockFile();
}
if (m_conf.getCWIdEnabled()) {
unsigned int time = m_conf.getCWIdTime();
m_cwCallsign = m_conf.getCWIdCallsign();
LogInfo("CW Id Parameters");
LogInfo(" Time: %u mins", time);
LogInfo(" Callsign: %s", m_cwCallsign.c_str());
m_cwIdTime = time * 60U;
m_cwIdTimer.setTimeout(m_cwIdTime / 4U);
m_cwIdTimer.start();
}
// For all modes we handle RSSI
std::string rssiMappingFile = m_conf.getModemRSSIMappingFile();
CRSSIInterpolator* rssi = new CRSSIInterpolator;
if (!rssiMappingFile.empty()) {
LogInfo("RSSI");
LogInfo(" Mapping File: %s", rssiMappingFile.c_str());
rssi->load(rssiMappingFile);
}
// For DMR and P25 we try to map IDs to callsigns
if (m_dmrEnabled) {
std::string lookupFile = m_conf.getDMRIdLookupFile();
unsigned int reloadTime = m_conf.getDMRIdLookupTime();
LogInfo("DMR Id Lookups");
LogInfo(" File: %s", lookupFile.length() > 0U ? lookupFile.c_str() : "None");
if (reloadTime > 0U)
LogInfo(" Reload: %u hours", reloadTime);
m_dmrLookup = new CDMRLookup(lookupFile, reloadTime);
m_dmrLookup->read();
}
CStopWatch stopWatch;
stopWatch.start();
DMR_BEACONS dmrBeacons = DMR_BEACONS_OFF;
CTimer dmrBeaconIntervalTimer(1000U);
CTimer dmrBeaconDurationTimer(1000U);
if (m_dmrEnabled) {
unsigned int id = m_conf.getDMRId();
unsigned int colorCode = m_conf.getDMRColorCode();
bool selfOnly = m_conf.getDMRSelfOnly();
bool embeddedLCOnly = m_conf.getDMREmbeddedLCOnly();
bool dumpTAData = m_conf.getDMRDumpTAData();
std::vector<unsigned int> prefixes = m_conf.getDMRPrefixes();
std::vector<unsigned int> blackList = m_conf.getDMRBlackList();
std::vector<unsigned int> whiteList = m_conf.getDMRWhiteList();
std::vector<unsigned int> slot1TGWhiteList = m_conf.getDMRSlot1TGWhiteList();
std::vector<unsigned int> slot2TGWhiteList = m_conf.getDMRSlot2TGWhiteList();
unsigned int callHang = m_conf.getDMRCallHang();
unsigned int txHang = m_conf.getDMRTXHang();
unsigned int jitter = m_conf.getDMRNetworkJitter();
m_dmrRFModeHang = m_conf.getDMRModeHang();
dmrBeacons = m_conf.getDMRBeacons();
DMR_OVCM_TYPES ovcm = m_conf.getDMROVCM();
if (txHang > m_dmrRFModeHang)
txHang = m_dmrRFModeHang;
if (m_conf.getDMRNetworkEnabled()) {
if (txHang > m_dmrNetModeHang)
txHang = m_dmrNetModeHang;
}
if (callHang > txHang)
callHang = txHang;
LogInfo("DMR RF Parameters");
LogInfo(" Id: %u", id);
LogInfo(" Color Code: %u", colorCode);
LogInfo(" Self Only: %s", selfOnly ? "yes" : "no");
LogInfo(" Embedded LC Only: %s", embeddedLCOnly ? "yes" : "no");
LogInfo(" Dump Talker Alias Data: %s", dumpTAData ? "yes" : "no");
LogInfo(" Prefixes: %u", prefixes.size());
if (blackList.size() > 0U)
LogInfo(" Source ID Black List: %u", blackList.size());
if (whiteList.size() > 0U)
LogInfo(" Source ID White List: %u", whiteList.size());
if (slot1TGWhiteList.size() > 0U)
LogInfo(" Slot 1 TG White List: %u", slot1TGWhiteList.size());
if (slot2TGWhiteList.size() > 0U)
LogInfo(" Slot 2 TG White List: %u", slot2TGWhiteList.size());
LogInfo(" Call Hang: %us", callHang);
LogInfo(" TX Hang: %us", txHang);
LogInfo(" Mode Hang: %us", m_dmrRFModeHang);
if (ovcm == DMR_OVCM_OFF)
LogInfo(" OVCM: off");
else if (ovcm == DMR_OVCM_RX_ON)
LogInfo(" OVCM: on(rx only)");
else if (ovcm == DMR_OVCM_TX_ON)
LogInfo(" OVCM: on(tx only)");
else if (ovcm == DMR_OVCM_ON)
LogInfo(" OVCM: on");
else if (ovcm == DMR_OVCM_FORCE_OFF)
LogInfo(" OVCM: off (forced)");
switch (dmrBeacons) {
case DMR_BEACONS_NETWORK: {
unsigned int dmrBeaconDuration = m_conf.getDMRBeaconDuration();
LogInfo(" DMR Roaming Beacons Type: network");
LogInfo(" DMR Roaming Beacons Duration: %us", dmrBeaconDuration);
dmrBeaconDurationTimer.setTimeout(dmrBeaconDuration);
}
break;
case DMR_BEACONS_TIMED: {
unsigned int dmrBeaconInterval = m_conf.getDMRBeaconInterval();
unsigned int dmrBeaconDuration = m_conf.getDMRBeaconDuration();
LogInfo(" DMR Roaming Beacons Type: timed");
LogInfo(" DMR Roaming Beacons Interval: %us", dmrBeaconInterval);
LogInfo(" DMR Roaming Beacons Duration: %us", dmrBeaconDuration);
dmrBeaconDurationTimer.setTimeout(dmrBeaconDuration);
dmrBeaconIntervalTimer.setTimeout(dmrBeaconInterval);
dmrBeaconIntervalTimer.start();
}
break;
default:
LogInfo(" DMR Roaming Beacons Type: off");
break;
}
m_dmr = new CDMRControl(id, colorCode, callHang, selfOnly, embeddedLCOnly, dumpTAData, prefixes, blackList, whiteList, slot1TGWhiteList, slot2TGWhiteList, m_timeout, m_modem, m_dmrNetwork, m_display, m_duplex, m_dmrLookup, rssi, jitter, ovcm);
m_dmrTXTimer.setTimeout(txHang);
}
bool remoteControlEnabled = m_conf.getRemoteControlEnabled();
if (remoteControlEnabled) {
std::string address = m_conf.getRemoteControlAddress();
unsigned short port = m_conf.getRemoteControlPort();
LogInfo("Remote Control Parameters");
LogInfo(" Address: %s", address.c_str());
LogInfo(" Port: %hu", port);
m_remoteControl = new CRemoteControl(this, address, port);
ret = m_remoteControl->open();
if (!ret) {
delete m_remoteControl;
m_remoteControl = NULL;
}
}
setMode(MODE_DMR);
LogMessage("MMDVMHost-%s is running", VERSION);
while (!m_killed) {
bool lockout = m_modem->hasLockout();
if (lockout && m_mode != MODE_LOCKOUT)
setMode(MODE_LOCKOUT);
else if (!lockout && m_mode == MODE_LOCKOUT)
setMode(MODE_IDLE);
bool error = m_modem->hasError();
if (error && m_mode != MODE_ERROR)
setMode(MODE_ERROR);
else if (!error && m_mode == MODE_ERROR)
setMode(MODE_IDLE);
unsigned char data[500U];
unsigned int len;
bool ret;
len = m_modem->readDMRData1(data);
if (m_dmr != NULL && len > 0U) {
if (m_mode == MODE_IDLE) {
if (m_duplex) {
bool ret = m_dmr->processWakeup(data);
if (ret) {
m_modeTimer.setTimeout(m_dmrRFModeHang);
setMode(MODE_DMR);
dmrBeaconDurationTimer.stop();
}
} else {
m_modeTimer.setTimeout(m_dmrRFModeHang);
setMode(MODE_DMR);
m_dmr->writeModemSlot1(data, len);
dmrBeaconDurationTimer.stop();
}
} else if (m_mode == MODE_DMR) {
if (m_duplex && !m_modem->hasTX()) {
bool ret = m_dmr->processWakeup(data);
if (ret) {
m_modem->writeDMRStart(true);
m_dmrTXTimer.start();
}
} else {
bool ret = m_dmr->writeModemSlot1(data, len);
if (ret) {
dmrBeaconDurationTimer.stop();
m_modeTimer.start();
if (m_duplex)
m_dmrTXTimer.start();
}
}
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR modem data received when in mode %u", m_mode);
}
}
len = m_modem->readDMRData2(data);
if (m_dmr != NULL && len > 0U) {
if (m_mode == MODE_IDLE) {
if (m_duplex) {
bool ret = m_dmr->processWakeup(data);
if (ret) {
m_modeTimer.setTimeout(m_dmrRFModeHang);
setMode(MODE_DMR);
dmrBeaconDurationTimer.stop();
}
} else {
m_modeTimer.setTimeout(m_dmrRFModeHang);
setMode(MODE_DMR);
m_dmr->writeModemSlot2(data, len);
dmrBeaconDurationTimer.stop();
}
} else if (m_mode == MODE_DMR) {
if (m_duplex && !m_modem->hasTX()) {
bool ret = m_dmr->processWakeup(data);
if (ret) {
m_modem->writeDMRStart(true);
m_dmrTXTimer.start();
}
} else {
bool ret = m_dmr->writeModemSlot2(data, len);
if (ret) {
dmrBeaconDurationTimer.stop();
m_modeTimer.start();
if (m_duplex)
m_dmrTXTimer.start();
}
}
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR modem data received when in mode %u", m_mode);
}
}
len = m_modem->readTransparentData(data);
if (transparentSocket != NULL && len > 0U)
transparentSocket->write(data, len, transparentAddress, transparentAddrLen);
if (!m_fixedMode) {
if (m_modeTimer.isRunning() && m_modeTimer.hasExpired())
setMode(MODE_IDLE);
}
if (m_dmr != NULL) {
ret = m_modem->hasDMRSpace1();
if (ret) {
len = m_dmr->readModemSlot1(data);
if (len > 0U) {
if (m_mode == MODE_IDLE) {
m_modeTimer.setTimeout(m_dmrNetModeHang);
setMode(MODE_DMR);
}
if (m_mode == MODE_DMR) {
if (m_duplex) {
m_modem->writeDMRStart(true);
m_dmrTXTimer.start();
}
m_modem->writeDMRData1(data, len);
dmrBeaconDurationTimer.stop();
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR data received when in mode %u", m_mode);
}
}
}
ret = m_modem->hasDMRSpace2();
if (ret) {
len = m_dmr->readModemSlot2(data);
if (len > 0U) {
if (m_mode == MODE_IDLE) {
m_modeTimer.setTimeout(m_dmrNetModeHang);
setMode(MODE_DMR);
}
if (m_mode == MODE_DMR) {
if (m_duplex) {
m_modem->writeDMRStart(true);
m_dmrTXTimer.start();
}
m_modem->writeDMRData2(data, len);
dmrBeaconDurationTimer.stop();
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR data received when in mode %u", m_mode);
}
}
}
}
if (transparentSocket != NULL) {
sockaddr_storage address;
unsigned int addrlen;
len = transparentSocket->read(data, 200U, address, addrlen);
if (len > 0U)
m_modem->writeTransparentData(data, len);
}
remoteControl();
unsigned int ms = stopWatch.elapsed();
stopWatch.start();
m_display->clock(ms);
m_modem->clock(ms);
if (!m_fixedMode)
m_modeTimer.clock(ms);
if (m_reload) {
if (m_dmrLookup != NULL)
m_dmrLookup->reload();
m_reload = false;
}
if (m_dmr != NULL)
m_dmr->clock();
if (m_dmrNetwork != NULL)
m_dmrNetwork->clock(ms);
m_cwIdTimer.clock(ms);
if (m_cwIdTimer.isRunning() && m_cwIdTimer.hasExpired()) {
if (!m_modem->hasTX()){
LogDebug("sending CW ID");
m_display->writeCW();
m_modem->sendCWId(m_cwCallsign);
m_cwIdTimer.setTimeout(m_cwIdTime);
m_cwIdTimer.start();
}
}
switch (dmrBeacons) {
case DMR_BEACONS_TIMED:
dmrBeaconIntervalTimer.clock(ms);
if (dmrBeaconIntervalTimer.isRunning() && dmrBeaconIntervalTimer.hasExpired()) {
if ((m_mode == MODE_IDLE || m_mode == MODE_DMR) && !m_modem->hasTX()) {
if (!m_fixedMode && m_mode == MODE_IDLE)
setMode(MODE_DMR);
dmrBeaconIntervalTimer.start();
dmrBeaconDurationTimer.start();
}
}
break;
case DMR_BEACONS_NETWORK:
if (m_dmrNetwork != NULL) {
bool beacon = m_dmrNetwork->wantsBeacon();
if (beacon) {
if ((m_mode == MODE_IDLE || m_mode == MODE_DMR) && !m_modem->hasTX()) {
if (!m_fixedMode && m_mode == MODE_IDLE)
setMode(MODE_DMR);
dmrBeaconDurationTimer.start();
}
}
}
break;
default:
break;
}
dmrBeaconDurationTimer.clock(ms);
if (dmrBeaconDurationTimer.isRunning() && dmrBeaconDurationTimer.hasExpired()) {
if (!m_fixedMode)
setMode(MODE_IDLE);
dmrBeaconDurationTimer.stop();
}
m_dmrTXTimer.clock(ms);
if (m_dmrTXTimer.isRunning() && m_dmrTXTimer.hasExpired()) {
m_modem->writeDMRStart(false);
m_dmrTXTimer.stop();
}
if (ms < 5U)
CThread::sleep(5U);
}
setMode(MODE_QUIT);
m_modem->close();
delete m_modem;
m_display->close();
delete m_display;
if (m_dmrLookup != NULL)
m_dmrLookup->stop();
if (m_dmrNetwork != NULL) {
m_dmrNetwork->close(true);
delete m_dmrNetwork;
}
if (transparentSocket != NULL) {
transparentSocket->close();
delete transparentSocket;
}
if (m_remoteControl != NULL) {
m_remoteControl->close();
delete m_remoteControl;
}
delete m_dmr;
return 0;
}
bool CMMDVMHost::createModem()
{
std::string protocol = m_conf.getModemProtocol();
std::string uartPort = m_conf.getModemUARTPort();
unsigned int uartSpeed = m_conf.getModemUARTSpeed();
std::string i2cPort = m_conf.getModemI2CPort();
unsigned int i2cAddress = m_conf.getModemI2CAddress();
std::string modemAddress = m_conf.getModemModemAddress();
unsigned short modemPort = m_conf.getModemModemPort();
std::string localAddress = m_conf.getModemLocalAddress();
unsigned short localPort = m_conf.getModemLocalPort();
bool rxInvert = m_conf.getModemRXInvert();
bool txInvert = m_conf.getModemTXInvert();
bool pttInvert = m_conf.getModemPTTInvert();
unsigned int txDelay = m_conf.getModemTXDelay();
unsigned int dmrDelay = m_conf.getModemDMRDelay();
float rxLevel = m_conf.getModemRXLevel();
float cwIdTXLevel = m_conf.getModemCWIdTXLevel();
float dmrTXLevel = m_conf.getModemDMRTXLevel();
bool trace = m_conf.getModemTrace();
bool debug = m_conf.getModemDebug();
unsigned int colorCode = m_conf.getDMRColorCode();
unsigned int rxFrequency = m_conf.getRXFrequency();
unsigned int txFrequency = m_conf.getTXFrequency();
int rxOffset = m_conf.getModemRXOffset();
int txOffset = m_conf.getModemTXOffset();
int rxDCOffset = m_conf.getModemRXDCOffset();
int txDCOffset = m_conf.getModemTXDCOffset();
float rfLevel = m_conf.getModemRFLevel();
bool useCOSAsLockout = m_conf.getModemUseCOSAsLockout();
LogInfo("Modem Parameters");
LogInfo(" Protocol: %s", protocol.c_str());
if (protocol == "uart") {
LogInfo(" UART Port: %s", uartPort.c_str());
LogInfo(" UART Speed: %u", uartSpeed);
} else if (protocol == "udp") {
LogInfo(" Modem Address: %s", modemAddress.c_str());
LogInfo(" Modem Port: %hu", modemPort);
LogInfo(" Local Address: %s", localAddress.c_str());
LogInfo(" Local Port: %hu", localPort);
}
#if defined(__linux__)
else if (protocol == "i2c") {
LogInfo(" I2C Port: %s", i2cPort.c_str());
LogInfo(" I2C Address: %02X", i2cAddress);
}
#endif
LogInfo(" RX Invert: %s", rxInvert ? "yes" : "no");
LogInfo(" TX Invert: %s", txInvert ? "yes" : "no");
LogInfo(" PTT Invert: %s", pttInvert ? "yes" : "no");
LogInfo(" TX Delay: %ums", txDelay);
LogInfo(" RX Offset: %dHz", rxOffset);
LogInfo(" TX Offset: %dHz", txOffset);
LogInfo(" RX DC Offset: %d", rxDCOffset);
LogInfo(" TX DC Offset: %d", txDCOffset);
LogInfo(" RF Level: %.1f%%", rfLevel);
LogInfo(" DMR Delay: %u (%.1fms)", dmrDelay, float(dmrDelay) * 0.0416666F);
LogInfo(" RX Level: %.1f%%", rxLevel);
LogInfo(" CW Id TX Level: %.1f%%", cwIdTXLevel);
LogInfo(" DMR TX Level: %.1f%%", dmrTXLevel);
LogInfo(" TX Frequency: %uHz (%uHz)", txFrequency, txFrequency + txOffset);
LogInfo(" Use COS as Lockout: %s", useCOSAsLockout ? "yes" : "no");
m_modem = new CModem(m_duplex, rxInvert, txInvert, pttInvert, txDelay, dmrDelay, useCOSAsLockout, trace, debug);
IModemPort* port = NULL;
if (protocol == "uart")
port = new CUARTController(uartPort, uartSpeed, true);
else if (protocol == "udp")
port = new CUDPController(modemAddress, modemPort, localAddress, localPort);
#if defined(__linux__)
else if (protocol == "i2c")
port = new CI2CController(i2cPort, i2cAddress);
#endif
else if (protocol == "null")
port = new CNullController;
else
return false;
m_modem->setPort(port);
m_modem->setModeParams(m_dstarEnabled, m_dmrEnabled, m_ysfEnabled, m_p25Enabled, m_nxdnEnabled, m_m17Enabled, m_pocsagEnabled, m_fmEnabled, m_ax25Enabled);
m_modem->setLevels(rxLevel, cwIdTXLevel, dmrTXLevel);
m_modem->setRFParams(rxFrequency, rxOffset, txFrequency, txOffset, txDCOffset, rxDCOffset, rfLevel);
m_modem->setDMRParams(colorCode);
bool ret = m_modem->open();
if (!ret) {
delete m_modem;
m_modem = NULL;
return false;
}
return true;
}
bool CMMDVMHost::createDMRNetwork()
{
std::string remoteAddress = m_conf.getDMRNetworkRemoteAddress();
unsigned short remotePort = m_conf.getDMRNetworkRemotePort();
std::string localAddress = m_conf.getDMRNetworkLocalAddress();
unsigned short localPort = m_conf.getDMRNetworkLocalPort();
unsigned int id = m_conf.getDMRId();
std::string password = m_conf.getDMRNetworkPassword();
bool debug = m_conf.getDMRNetworkDebug();
unsigned int jitter = m_conf.getDMRNetworkJitter();
bool slot1 = m_conf.getDMRNetworkSlot1();
bool slot2 = m_conf.getDMRNetworkSlot2();
HW_TYPE hwType = m_modem->getHWType();
m_dmrNetModeHang = m_conf.getDMRNetworkModeHang();
std::string options = m_conf.getDMRNetworkOptions();
std::string type = m_conf.getDMRNetworkType();
LogInfo("DMR Network Parameters");
LogInfo(" Type: %s", type.c_str());
LogInfo(" Remote Address: %s", remoteAddress.c_str());
LogInfo(" Remote Port: %hu", remotePort);
LogInfo(" Local Address: %s", localAddress.c_str());
LogInfo(" Local Port: %hu", localPort);
LogInfo(" Jitter: %ums", jitter);
LogInfo(" Slot 1: %s", slot1 ? "enabled" : "disabled");
LogInfo(" Slot 2: %s", slot2 ? "enabled" : "disabled");
LogInfo(" Mode Hang: %us", m_dmrNetModeHang);
if (type == "Direct")
m_dmrNetwork = new CDMRDirectNetwork(remoteAddress, remotePort, localAddress, localPort, id, password, m_duplex, VERSION, slot1, slot2, hwType, debug);
else
m_dmrNetwork = new CDMRGatewayNetwork(remoteAddress, remotePort, localAddress, localPort, id, m_duplex, VERSION, slot1, slot2, hwType, debug);
unsigned int rxFrequency = m_conf.getRXFrequency();
unsigned int txFrequency = m_conf.getTXFrequency();
unsigned int power = m_conf.getPower();
unsigned int colorCode = m_conf.getDMRColorCode();
LogInfo("Info Parameters");
LogInfo(" Callsign: %s", m_callsign.c_str());
LogInfo(" RX Frequency: %uHz", rxFrequency);
LogInfo(" TX Frequency: %uHz", txFrequency);
LogInfo(" Power: %uW", power);
if (type == "Direct") {
float latitude = m_conf.getLatitude();
float longitude = m_conf.getLongitude();
int height = m_conf.getHeight();
std::string location = m_conf.getLocation();
std::string description = m_conf.getDescription();
std::string url = m_conf.getURL();
LogInfo(" Latitude: %fdeg N", latitude);
LogInfo(" Longitude: %fdeg E", longitude);
LogInfo(" Height: %um", height);
LogInfo(" Location: \"%s\"", location.c_str());
LogInfo(" Description: \"%s\"", description.c_str());
LogInfo(" URL: \"%s\"", url.c_str());
m_dmrNetwork->setConfig(m_callsign, rxFrequency, txFrequency, power, colorCode, latitude, longitude, height, location, description, url);
} else {
m_dmrNetwork->setConfig(m_callsign, rxFrequency, txFrequency, power, colorCode, 0.0F, 0.0F, 0, "", "", "");
}
if (!options.empty()) {
LogInfo(" Options: %s", options.c_str());
m_dmrNetwork->setOptions(options);
}
bool ret = m_dmrNetwork->open();
if (!ret) {
delete m_dmrNetwork;
m_dmrNetwork = NULL;
return false;
}
m_dmrNetwork->enable(true);
return true;
}
void CMMDVMHost::readParams()
{
m_dmrEnabled = m_conf.getDMREnabled();
m_duplex = m_conf.getDuplex();
m_callsign = m_conf.getCallsign();
m_id = m_conf.getId();
m_timeout = m_conf.getTimeout();
LogInfo("General Parameters");
LogInfo(" Callsign: %s", m_callsign.c_str());
LogInfo(" Id: %u", m_id);
LogInfo(" Duplex: %s", m_duplex ? "yes" : "no");
LogInfo(" Timeout: %us", m_timeout);
LogInfo(" DMR: %s", m_dmrEnabled ? "enabled" : "disabled");
}
void CMMDVMHost::setMode(unsigned char mode)
{
assert(m_modem != NULL);
assert(m_display != NULL);
switch(mode) {
case MODE_DMR:
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(true);
m_modem->setMode(MODE_DMR);
if (m_duplex) {
m_modem->writeDMRStart(true);
m_dmrTXTimer.start();
}
m_mode = MODE_DMR;
m_modeTimer.start();
m_cwIdTimer.stop();
createLockFile("DMR");
break;
case MODE_LOCKOUT:
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(false);
if (m_dmr != NULL)
m_dmr->enable(false);
if (m_mode == MODE_DMR && m_duplex && m_modem->hasTX()) {
m_modem->writeDMRStart(false);
m_dmrTXTimer.stop();
}
m_modem->setMode(MODE_IDLE);
m_display->setLockout();
m_mode = MODE_LOCKOUT;
m_modeTimer.stop();
m_cwIdTimer.stop();
removeLockFile();
break;
case MODE_ERROR:
LogMessage("Mode set to Error");
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(false);
if (m_dmr != NULL)
m_dmr->enable(false);
if (m_mode == MODE_DMR && m_duplex && m_modem->hasTX()) {
m_modem->writeDMRStart(false);
m_dmrTXTimer.stop();
}
m_display->setError("MODEM");
m_mode = MODE_ERROR;
m_modeTimer.stop();
m_cwIdTimer.stop();
removeLockFile();
break;
default:
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(true);
if (m_dmr != NULL)
m_dmr->enable(true);
if (m_mode == MODE_DMR && m_duplex && m_modem->hasTX()) {
m_modem->writeDMRStart(false);
m_dmrTXTimer.stop();
}
m_modem->setMode(MODE_IDLE);
if (m_mode == MODE_ERROR) {
m_modem->sendCWId(m_callsign);
m_cwIdTimer.setTimeout(m_cwIdTime);
m_cwIdTimer.start();
} else {
m_cwIdTimer.setTimeout(m_cwIdTime / 4U);
m_cwIdTimer.start();
}
m_display->setIdle();
if (mode == MODE_QUIT)
m_display->setQuit();
m_mode = MODE_IDLE;
m_modeTimer.stop();
removeLockFile();
break;
}
}
void CMMDVMHost::createLockFile(const char* mode) const
{
if (m_lockFileEnabled) {
FILE* fp = ::fopen(m_lockFileName.c_str(), "wt");
if (fp != NULL) {
::fprintf(fp, "%s\n", mode);
::fclose(fp);
}
}
}
void CMMDVMHost::removeLockFile() const
{
if (m_lockFileEnabled)
::remove(m_lockFileName.c_str());
}
void CMMDVMHost::remoteControl()
{
if (m_remoteControl == NULL)
return;
REMOTE_COMMAND command = m_remoteControl->getCommand();
switch (command) {
case RCD_MODE_IDLE:
m_fixedMode = false;
setMode(MODE_IDLE);
break;
case RCD_MODE_LOCKOUT:
m_fixedMode = false;
setMode(MODE_LOCKOUT);
break;
case RCD_MODE_DMR:
if (m_dmr != NULL)
processModeCommand(MODE_DMR, m_dmrRFModeHang);
break;
case RCD_ENABLE_DMR:
if (m_dmr != NULL && !m_dmrEnabled)
processEnableCommand(m_dmrEnabled, true);
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(true);
break;
case RCD_DISABLE_DMR:
if (m_dmr != NULL && m_dmrEnabled)
processEnableCommand(m_dmrEnabled, false);
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(false);
break;
case RCD_CW:
setMode(MODE_IDLE); // Force the modem to go idle so that we can send the CW text.
if (!m_modem->hasTX()) {
std::string cwtext;
for (unsigned int i = 0U; i < m_remoteControl->getArgCount(); i++) {
if (i > 0U)
cwtext += " ";
cwtext += m_remoteControl->getArgString(i);
}
m_display->writeCW();
m_modem->sendCWId(cwtext);
}
break;
case RCD_RELOAD:
m_reload = true;
break;
default:
break;
}
}
void CMMDVMHost::processModeCommand(unsigned char mode, unsigned int timeout)
{
m_fixedMode = false;
m_modeTimer.setTimeout(timeout);
if (m_remoteControl->getArgCount() > 0U) {
if (m_remoteControl->getArgString(0U) == "fixed") {
m_fixedMode = true;
} else {
unsigned int t = m_remoteControl->getArgUInt(0U);
if (t > 0U)
m_modeTimer.setTimeout(t);
}
}
setMode(mode);
}
void CMMDVMHost::processEnableCommand(bool& mode, bool enabled)
{
LogDebug("Setting mode current=%s new=%s",mode ? "true" : "false",enabled ? "true" : "false");
mode = enabled;
m_modem->setModeParams(m_dstarEnabled, m_dmrEnabled, m_ysfEnabled, m_p25Enabled, m_nxdnEnabled, m_m17Enabled, m_pocsagEnabled, m_fmEnabled, m_ax25Enabled);
if (!m_modem->writeConfig())
LogError("Cannot write Config to MMDVM");
}
void CMMDVMHost::buildNetworkStatusString(std::string &str)
{
str = "";
str += std::string(" dmr:") + (((m_dmrNetwork == NULL) || (m_dmrEnabled == false)) ? "n/a" : (m_dmrNetwork->isConnected() ? "conn" : "disc"));
str += std::string(" fm:") + (m_fmEnabled ? "conn" : "n/a");
}
void CMMDVMHost::buildNetworkHostsString(std::string &str)
{
str = "";
str += std::string(" dmr:\"") + ((m_dmrEnabled && (m_dmrNetwork != NULL)) ? m_conf.getDMRNetworkRemoteAddress() : "NONE") + "\"";
}
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