Type Alias OSSL_FUNC_mac_init_fn

pub type OSSL_FUNC_mac_init_fn = Option<unsafe extern "C" fn(*mut c_void, *const u8, usize, *const ossl_param_st) -> i32>;

Aliased Type

enum OSSL_FUNC_mac_init_fn {
    None,
    Some(unsafe extern "C" fn(*mut c_void, *const u8, usize, *const ossl_param_st) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, *const u8, usize, *const ossl_param_st) -> i32)

Some value of type T.