Type Alias SerialServiceEventCallback 

pub type SerialServiceEventCallback = Option<unsafe extern "C" fn(event: SerialServiceEvent, context: *mut c_void) -> u16>;

Aliased Type

pub enum SerialServiceEventCallback {
    None,
    Some(unsafe extern "C" fn(SerialServiceEvent, *mut c_void) -> u16),
}

Variants

None

No value.

Some(unsafe extern "C" fn(SerialServiceEvent, *mut c_void) -> u16)

Some value of type T.