bobviperscan/Program.cs at main · FRC85Programming/bobviperscan · GitHub

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using HidSharp;

var loader = new HidDeviceLoader();
HidDevice scanner = null;
foreach (var device in loader.GetDevices())
{
    Console.WriteLine($"Found device: {device.GetManufacturer()} - {device.GetProductName()}");
    if (device.GetManufacturer().StartsWith("Honeywell"))
    {
        scanner = device;
        break;
    }
}

if (scanner != null)
{
    scanner.Open();

    HidStream stream;
    scanner.TryOpen(out stream);

    stream.ReadTimeout = 200;

    byte[] buffer = new byte[scanner.MaxInputReportLength];
    int count = 0;
    var outputBuffer = new List<byte>();
    while (true)
    {
        Thread.Sleep(20);
        if (stream.CanRead)
        {
            try
            {
                count = stream.Read(buffer);

                int prefixByteCount = 5;

                if (count > 0)
                {
                    var scannerData = buffer.Skip(prefixByteCount).Take(count - prefixByteCount).ToList();
                    var continuation = scannerData.Last() != 0x00;

                    scannerData.RemoveAt(56);
                    if (scannerData.Count > 56 && scannerData[56] != 0x00)
                    {
                        scannerData.RemoveAt(56);
                    }

                    scannerData.RemoveAll(x => x == 0x00 || x == 0x01);
                    outputBuffer.AddRange(scannerData);

                    if (!continuation)
                    {
                        Console.WriteLine(System.Text.Encoding.Default.GetString(outputBuffer.ToArray())
                                        .Replace(Convert.ToChar(23).ToString(), String.Empty)
                                        .Replace(Convert.ToChar(26).ToString(), String.Empty)
                                        .Replace('\r'.ToString(), String.Empty));

                        outputBuffer.Clear();
                    }
                }
            }
            catch (IOException)
            {
                throw;
            }
            catch (TimeoutException)
            {
                continue;
            }
            catch (ThreadAbortException)
            {
                break;
            }
        }
    }
}
else
{
    Console.WriteLine("Scanner not found.");
}