Type Alias open62541_sys::UA_ClientAsyncServiceCallback

pub type UA_ClientAsyncServiceCallback = Option<unsafe extern "C" fn(client: *mut UA_Client, userdata: *mut c_void, requestId: UA_UInt32, response: *mut c_void)>;

Aliased Type

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

Variants

None

No value.

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

Some value of type T.