Type Alias UA_ClientAsyncReadHistorizingAttributeCallback

pub type UA_ClientAsyncReadHistorizingAttributeCallback = Option<unsafe extern "C" fn(client: *mut UA_Client, userdata: *mut c_void, requestId: UA_UInt32, status: UA_StatusCode, historizing: *mut UA_Boolean)>;

Aliased Type

enum UA_ClientAsyncReadHistorizingAttributeCallback {
    None,
    Some(unsafe extern "C" fn(_: *mut UA_Client, _: *mut c_void, _: u32, _: u32, _: *mut bool)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut UA_Client, _: *mut c_void, _: u32, _: u32, _: *mut bool))

Some value of type T.