# ODNodeCustomCall(_:_:_:_:) Returns the result of a custom call to a node. ``` func ODNodeCustomCall(_ node: ODNodeRef!, _ customCode: CFIndex, _ data: CFData!, _ error: UnsafeMutablePointer?>!) -> CFData! ``` ## Parameters `node` The node. `customCode` The custom code to send to the node. `data` Data required by `inCustomCode`. Can be `NULL`. `error` An error reference for error details. Can be `NULL`. ## Return Value The result of the custom call. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)