Method
FwupdPluginUsbDeviceget_custom_index
since: 2.0.0
Declaration [src]
guint8
fu_usb_device_get_custom_index (
  FuUsbDevice* self,
  guint8 class_id,
  guint8 subclass_id,
  guint8 protocol_id,
  GError** error
)
Description [src]
Gets the string index from the vendor class interface descriptor.
Available since: 2.0.0
Parameters
- class_id
- 
            Type: guint8A device class, e.g. 0xff for VENDOR. 
- subclass_id
- 
            Type: guint8A device subclass. 
- protocol_id
- 
            Type: guint8A protocol number. 
- error
- 
            Type: GError **The return location for a recoverable error. The argument can be NULL.If the return location is not NULL, then you must initialize it to aNULLGError*.The argument will be left initialized to NULLby the method if there are no errors.In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.