Function applyModbusRegister

app/src/Misc/CLI.cpp:804–837

* @brief Parses a Modbus register spec string and registers it with the Modbus driver. */

 * @brief Parses a Modbus register spec string and registers it with the Modbus driver.
 */
static void applyModbusRegister(const QString& spec)
{
  QStringList parts = spec.split(':');
  if (parts.size() != 3) {
    qWarning() << "Invalid register format. Expected: type:start:count";
    return;
  }

  const QString typeStr                              = parts[0].toLower();
  static const QHash<QString, quint8> kRegisterTypes = {
    { QStringLiteral("holding"), 0},
    {   QStringLiteral("input"), 1},
    {   QStringLiteral("coils"), 2},
    {QStringLiteral("discrete"), 3},
  };
  const auto it = kRegisterTypes.constFind(typeStr);
  if (it == kRegisterTypes.cend()) {
    qWarning() << "Invalid register type (holding/input/coils/discrete):" << typeStr;
    return;
  }

  const quint8 registerType = it.value();

  bool startOk        = false;
  bool countOk        = false;
  const quint16 start = parts[1].toUInt(&startOk);
  const quint16 count = parts[2].toUInt(&countOk);
  if (!startOk || !countOk || count < 1 || count > 125) {
    qWarning() << "Invalid register specification (start:0-65535, count:1-125):" << spec;
    return;
  }

  IO::ConnectionManager::instance().modbus()->addRegisterGroup(registerType, start, count);
}

/**
 * @brief Applies the Modbus parity option to the active Modbus driver.