Type Alias AnvilEventCallback 

pub type AnvilEventCallback = Option<unsafe extern "C" fn(event: *const c_char, payload: *const c_void, context: *mut c_void)>;

Aliased Type

pub enum AnvilEventCallback {
    None,
    Some(unsafe extern "C" fn(*const i8, *const c_void, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*const i8, *const c_void, *mut c_void))

Some value of type T.