internal LinuxHidStream(LinuxHidDevice device)
: base(device)
{
_inputQueue = new Queue <byte[]>();
_outputQueue = new Queue <CommonOutputReport>();
_handle = -1;
_readThread = new Thread(ReadThread)
{
IsBackground = true, Name = "HID Reader"
};
_writeThread = new Thread(WriteThread)
{
IsBackground = true, Name = "HID Writer"
};
}
internal static LinuxHidDevice TryCreate(string path)
{
var d = new LinuxHidDevice()
{
_path = path
};
IntPtr udev = NativeMethodsLibudev.Instance.udev_new();
if (IntPtr.Zero != udev)
{
try
{
IntPtr device = NativeMethodsLibudev.Instance.udev_device_new_from_syspath(udev, d._path);
if (device != IntPtr.Zero)
{
try
{
string devnode = NativeMethodsLibudev.Instance.udev_device_get_devnode(device);
if (devnode != null)
{
d._fileSystemName = devnode;
//if (NativeMethodsLibudev.Instance.udev_device_get_is_initialized(device) > 0)
{
IntPtr parent = NativeMethodsLibudev.Instance.udev_device_get_parent_with_subsystem_devtype(device, "usb", "usb_device");
if (IntPtr.Zero != parent)
{
string manufacturer = NativeMethodsLibudev.Instance.udev_device_get_sysattr_value(parent, "manufacturer");
string productName = NativeMethodsLibudev.Instance.udev_device_get_sysattr_value(parent, "product");
string serialNumber = NativeMethodsLibudev.Instance.udev_device_get_sysattr_value(parent, "serial");
string idVendor = NativeMethodsLibudev.Instance.udev_device_get_sysattr_value(parent, "idVendor");
string idProduct = NativeMethodsLibudev.Instance.udev_device_get_sysattr_value(parent, "idProduct");
string bcdDevice = NativeMethodsLibudev.Instance.udev_device_get_sysattr_value(parent, "bcdDevice");
int vid, pid, version;
if (NativeMethods.TryParseHex(idVendor, out vid) &&
NativeMethods.TryParseHex(idProduct, out pid) &&
NativeMethods.TryParseHex(bcdDevice, out version))
{
d._vid = vid;
d._pid = pid;
d._version = version;
d._manufacturer = manufacturer;
d._productName = productName;
d._serialNumber = serialNumber;
return(d);
}
}
}
}
}
finally
{
NativeMethodsLibudev.Instance.udev_device_unref(device);
}
}
}
finally
{
NativeMethodsLibudev.Instance.udev_unref(udev);
}
}
return(null);
}
protected override bool TryCreateHidDevice(object key, out Device device)
{
device = LinuxHidDevice.TryCreate((string)key);
return(device != null);
}