Type Alias GB_input_callback_t 

pub type GB_input_callback_t = Option<unsafe extern "C" fn(gb: *mut GB_gameboy_t) -> *mut c_char>;

Aliased Type

pub enum GB_input_callback_t {
    None,
    Some(unsafe extern "C" fn(*mut GB_gameboy_s) -> *mut i8),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut GB_gameboy_s) -> *mut i8)

Some value of type T.