public HidReport(int reportSize, HidDeviceData deviceData)
{
_status = deviceData.Status;
Array.Resize(ref _data, reportSize - 1);
if ((deviceData.Data != null))
{
if (deviceData.Data.Length > 0)
{
_reportId = deviceData.Data[0];
Exists = true;
if (deviceData.Data.Length > 1)
{
var dataLength = reportSize - 1;
if (deviceData.Data.Length < reportSize - 1)
{
dataLength = deviceData.Data.Length;
}
Array.Copy(deviceData.Data, 1, _data, 0, dataLength);
}
}
else
{
Exists = false;
}
}
else
{
Exists = false;
}
}
/// <summary>
/// Reads an input report from the Control channel. This method provides access to report data for devices that
/// do not use the interrupt channel to communicate for specific usages.
/// </summary>
/// <param name="reportId">The report ID to read from the device</param>
/// <returns>The HID report that is read. The report will contain the success status of the read request</returns>
///
public HidReport ReadReportSync(byte reportId)
{
byte[] cmdBuffer = new byte[Capabilities.InputReportByteLength];
cmdBuffer[0] = reportId;
bool bSuccess = NativeMethods.HidD_GetInputReport(Handle, cmdBuffer, cmdBuffer.Length);
HidDeviceData deviceData = new HidDeviceData(cmdBuffer, bSuccess ? HidDeviceData.ReadStatus.Success : HidDeviceData.ReadStatus.NoDataRead);
return(new HidReport(Capabilities.InputReportByteLength, deviceData));
}
