Type Alias usbd_rqc_callback 

pub type usbd_rqc_callback = Option<unsafe extern "C" fn(dev: *mut usbd_device, req: *mut usbd_ctlreq)>;

USB control transfer completed callback function.

Arguments

• dev (direction in) - pointer to USB device
• req (direction in) - pointer to usb request structure

Note: usbd_device->complete_callback will be set to NULL after this callback completion.

Aliased Type

pub enum usbd_rqc_callback {
    None,
    Some(unsafe extern "C" fn(*mut _usbd_device, *mut usbd_ctlreq)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut _usbd_device, *mut usbd_ctlreq))

Some value of type T.