main.cpp - mozsearch

++ // Copyright (C) 2017 The Qt Company Ltd.

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

++ // Qt-Security score:significant reason:default

++

++ #include "canbusutil.h"

++ #include "sigtermhandler.h"

++

++ #include <QCommandLineParser>

++ #include <QCoreApplication>

++ #include <QTextStream>

++

++ #include <signal.h>

++

++ int main(int argc, char *argv[])

++ {

++     QCoreApplication app(argc, argv);

++     QCoreApplication::setApplicationName(QStringLiteral("canbusutil"));

++     QCoreApplication::setApplicationVersion(QStringLiteral(QT_VERSION_STR));

++

++     std::unique_ptr<SigTermHandler> s(SigTermHandler::instance());

++     if (signal(SIGINT, SigTermHandler::handle) == SIG_ERR)

++         return -1;

++     QObject::connect(s.get(), &SigTermHandler::sigTermSignal, &app, &QCoreApplication::quit);

++

++     QTextStream output(stdout);

++     CanBusUtil util(output, app);

++

++     QCommandLineParser parser;

++     parser.setApplicationDescription(CanBusUtil::tr(

++         "Sends arbitrary CAN bus frames.\n"

++         "If the -l option is set, all received CAN bus frames are dumped."));

++     parser.addHelpOption();

++     parser.addVersionOption();

++

++     parser.addPositionalArgument(QStringLiteral("plugin"),

++             CanBusUtil::tr("Plugin name to use. See --list-plugins."));

++

++     parser.addPositionalArgument(QStringLiteral("device"),

++             CanBusUtil::tr("Device to use."));

++

++     parser.addPositionalArgument(QStringLiteral("data"),

++             CanBusUtil::tr(

++                 "Data to send if -l is not specified. Format:\n"

++                 "\t\t<id>#{payload}          (CAN 2.0 data frames),\n"

++                 "\t\t<id>#Rxx                (CAN 2.0 RTR frames with xx bytes data length),\n"

++                 "\t\t<id>##[flags]{payload}  (CAN FD data frames),\n"

++                 "where {payload} has 0..8 (0..64 CAN FD) ASCII hex-value pairs, "

++                 "and flags is one optional ASCII hex char for CAN FD flags: "

++                 "1 = Bitrate Switch, 2 = Error State Indicator\n"

++                 "e.g. 1#1a2b3c\n"), QStringLiteral("[data]"));

++

++     const QCommandLineOption listeningOption({"l", "listen"},

++             CanBusUtil::tr("Start listening CAN data on device."));

++     parser.addOption(listeningOption);

++

++     const QCommandLineOption listOption({"L", "list-plugins"},

++             CanBusUtil::tr("List all available plugins."));

++     parser.addOption(listOption);

++

++     const QCommandLineOption showTimeStampOption({"t", "timestamp"},

++             CanBusUtil::tr("Show timestamp for each received CAN bus frame."));

++     parser.addOption(showTimeStampOption);

++

++     const QCommandLineOption showFlagsOption({"i", "info"},

++             CanBusUtil::tr("Show flags bitrate switch, error indicator, and local echo"

++                            " for each received CAN bus frame."));

++     parser.addOption(showFlagsOption);

++

++     const QCommandLineOption listDevicesOption({"d", "devices"},

++             CanBusUtil::tr("Show available CAN bus devices for the given plugin."));

++     parser.addOption(listDevicesOption);

++

++     const QCommandLineOption canFdOption({"f", "can-fd"},

++             CanBusUtil::tr("Enable CAN FD functionality when listening."));

++     parser.addOption(canFdOption);

++

++     const QCommandLineOption loopbackOption({"c", "local-loopback"},

++             CanBusUtil::tr("Transmits all sent frames to other local applications."));

++     parser.addOption(loopbackOption);

++

++     const QCommandLineOption receiveOwnOption({"o", "receive-own"},

++             CanBusUtil::tr("Receive each sent frame on successful transmission."));

++     parser.addOption(receiveOwnOption);

++

++     const QCommandLineOption bitrateOption({"b", "bitrate"},

++             CanBusUtil::tr("Set the CAN bus bitrate to the given value."),

++             QStringLiteral("bitrate"));

++     parser.addOption(bitrateOption);

++

++     const QCommandLineOption dataBitrateOption({"a", "data-bitrate"},

++             CanBusUtil::tr("Set the CAN FD data bitrate to the given value."),

++             QStringLiteral("bitrate"));

++     parser.addOption(dataBitrateOption);

++

++     parser.process(app);

++

++     if (parser.isSet(listOption))

++         return util.printPlugins();

++

++     QString data;

++     const QStringList args = parser.positionalArguments();

++

++     if (parser.isSet(canFdOption))

++         util.setConfigurationParameter(QCanBusDevice::CanFdKey, true);

++     if (parser.isSet(loopbackOption))

++         util.setConfigurationParameter(QCanBusDevice::LoopbackKey, true);

++     if (parser.isSet(receiveOwnOption))

++         util.setConfigurationParameter(QCanBusDevice::ReceiveOwnKey, true);

++     if (!parser.value(bitrateOption).isEmpty()) {

++         util.setConfigurationParameter(QCanBusDevice::BitRateKey,

++                                        parser.value(bitrateOption).toInt());

++     }

++     if (!parser.value(dataBitrateOption).isEmpty()) {

++         util.setConfigurationParameter(QCanBusDevice::DataBitRateKey,

++                                        parser.value(dataBitrateOption).toInt());

++     }

++

++     if (parser.isSet(listeningOption)) {

++         util.setShowTimeStamp(parser.isSet(showTimeStampOption));

++         util.setShowFlags(parser.isSet(showFlagsOption));

++     } else if (args.size() == 3) {

++         data = args.at(2);

++     } else if (args.size() == 1 && parser.isSet(listDevicesOption)) {

++         return util.printDevices(args.at(0));

++     }

++

++     if (args.size() < 2 || args.size() > 3) {

++         output << CanBusUtil::tr("Invalid number of arguments (%1 given).").arg(args.size());

++         output << Qt::endl << Qt::endl << parser.helpText();

++         return 1;

++     }

++

++     if (!util.start(args.at(0), args.at(1), data))

++         return -1;

++

++     return app.exec();

++ }

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