/* get vid and pid */
private HiddAttributtes GetVidPid(SafeFileHandle handle)
{
/* attributes structure */
var attr = new HiddAttributtes();
/* set size */
attr.Size = Marshal.SizeOf(attr);
/* get attributes */
if (HIDNativeAPIs.HidD_GetAttributes(handle.DangerousGetHandle(), ref attr) == false)
{
/* fail! */
throw new Win32Exception();
}
return(attr);
}
public HIDInfo(IntPtr _hidInfoSet, DeviceInterfaceData _iface, out bool isWork)
{
hidInfoSet = _hidInfoSet;
iface = _iface;
//Get HW Path
string devPath = GetPath(hidInfoSet, ref iface);
//Open HID HW
hidHWDev = new HIDHWDev(devPath);
isWork = false;
if (hidHWDev.OpenAsync())
{
hidInfoStruct = new HIDInfoStruct()
{
Manufacturer = GetManufacturer(hidHWDev.HIDHandel),
Product = GetProduct(hidHWDev.HIDHandel),
SerialNumber = GetSerialNumber(hidHWDev.HIDHandel),
HIDFullPath = devPath,
};
hidInfoStruct.HIDCompareStr = devPath.Split('&')[2];
HiddAttributtes hidAttr = new HiddAttributtes();
try
{
hidAttr = GetVidPid(hidHWDev.HIDHandel);
}
catch (Exception ex)
{
Utilities.Logger(HIDAPIs.LogHIDHWDev, $"GetVidPid Error {ex.Message}");
}
hidInfoStruct.Vid = hidAttr.VendorID;
hidInfoStruct.Pid = hidAttr.ProductID;
hidInfoStruct.OutputBuffSize = hidHWDev.OutputBuffSize;
hidInfoStruct.InputBuffSize = hidHWDev.InputBuffSize;
isWork = true;
}
}
public static extern Boolean HidD_GetAttributes(IntPtr hFile,
ref HiddAttributtes attributes);
