/* browse all HID class devices */
public List <HIDInfo> BrowseHID()
{
/* hid device class guid */
Guid gHid;
/* list of device information */
List <HIDInfo> info = new List <HIDInfo>();
/* obtain hid guid */
HIDAPIs.HidD_GetHidGuid(out gHid);
/* get list of present hid devices */
var hInfoSet = HIDAPIs.SetupDiGetClassDevs(ref gHid, null, IntPtr.Zero,
HIDAPIs.DIGCF_DEVICEINTERFACE | HIDAPIs.DIGCF_PRESENT);
/* allocate mem for interface descriptor */
var iface = new HIDAPIs.DeviceInterfaceData();
/* set size field */
iface.Size = Marshal.SizeOf(iface);
/* interface index */
uint index = 0;
/* iterate through all interfaces */
while (HIDAPIs.SetupDiEnumDeviceInterfaces(hInfoSet, 0, ref gHid, index, ref iface))
{
bool isWork = false;
HIDInfo hidInfo = new HIDInfo(hInfoSet, iface, out isWork);
if (isWork)
{
info.Add(hidInfo);
}
/* next, please */
index++;
}
/* clean up */
if (HIDAPIs.SetupDiDestroyDeviceInfoList(hInfoSet) == false)
{
/* fail! */
throw new Win32Exception();
}
/* return list */
return(info);
}
public bool Initialize()
{
var hidLst = HIDAPIs.BrowseHID();
//hidDev = hidLst.Find(x => x.HIDInfoStruct.Pid == HeadSetConstants.HeadSetPID && x.HIDInfoStruct.Vid == HeadSetConstants.HeadSetVID);
hidDev = hidLst.Find(x => x.HIDInfoStruct.Pid == HeadSetConstants.HeadSetZazuPID && x.HIDInfoStruct.Vid == HeadSetConstants.HeadSetVID);
if (hidDev == null)
{
Utilities.Logger(HeadSetConstants.LogHeadSet, $"{HeadSetConstants.HeadSetPID} {HeadSetConstants.HeadSetVID} not found!");
return(false);
}
bool rev = hidDev.HIDOpenAsync();
if (!rev)
{
Utilities.Logger(HeadSetConstants.LogHeadSet, $"hidDev Open Failed");
}
return(rev);
}