diff options
Diffstat (limited to 'libusb/os/windows_usb.c')
| -rw-r--r-- | libusb/os/windows_usb.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libusb/os/windows_usb.c b/libusb/os/windows_usb.c index 1979200..2a70969 100644 --- a/libusb/os/windows_usb.c +++ b/libusb/os/windows_usb.c @@ -1845,6 +1845,17 @@ static void windows_destroy_device(struct libusb_device *dev) windows_device_priv_release(dev); } +static int windows_get_device_topology(struct libusb_device *dev, struct libusb_device_topology* topology) +{ + struct windows_device_priv *priv = __device_priv(dev); + + topology->bus = dev->bus_number; + topology->depth = priv->depth; + topology->parent_dev = priv->parent_dev; + topology->port = priv->port; + return LIBUSB_SUCCESS; +} + static void windows_clear_transfer_priv(struct usbi_transfer *itransfer) { struct windows_transfer_priv *transfer_priv = (struct windows_transfer_priv*)usbi_transfer_get_os_priv(itransfer); @@ -2236,6 +2247,7 @@ const struct usbi_os_backend windows_backend = { windows_detach_kernel_driver, windows_attach_kernel_driver, + windows_get_device_topology, windows_destroy_device, windows_submit_transfer, |