Type Alias CallbackFnDouble

Source
type CallbackFnDouble = Option<unsafe extern "C" fn(*mut c_void, ResultFFI, ConstStr, ConstStr)>;

Aliased Type§

enum CallbackFnDouble {
    None,
    Some(unsafe extern "C" fn(*mut c_void, ResultFFI, ConstStr, ConstStr)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(*mut c_void, ResultFFI, ConstStr, ConstStr))

Some value of type T.