Type Alias CCHashFN 

pub type CCHashFN = Option<unsafe extern "C-unwind" fn(Datum) -> u32>;

Aliased Type

pub enum CCHashFN {
    None,
    Some(unsafe extern "C-unwind" fn(Datum) -> u32),
}

Variants

None

No value.

Some(unsafe extern "C-unwind" fn(Datum) -> u32)

Some value of type T.