Function olm_sys::olm_ed25519_verify

pub unsafe extern "C" fn olm_ed25519_verify(
    utility: *mut OlmUtility, 
    key: *const c_void, 
    key_length: usize, 
    message: *const c_void, 
    message_length: usize, 
    signature: *mut c_void, 
    signature_length: usize
) -> usize