Type Alias CRYPTO_EX_dup

pub type CRYPTO_EX_dup = Option<unsafe extern "C" fn(*mut crypto_ex_data_st, *const crypto_ex_data_st, *mut *mut c_void, i32, i64, *mut c_void) -> i32>;

Aliased Type

enum CRYPTO_EX_dup {
    None,
    Some(unsafe extern "C" fn(*mut crypto_ex_data_st, *const crypto_ex_data_st, *mut *mut c_void, i32, i64, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut crypto_ex_data_st, *const crypto_ex_data_st, *mut *mut c_void, i32, i64, *mut c_void) -> i32)

Some value of type T.