# es_subscriptions(_:_:_:) Returns a list of the client’s subscriptions. ``` func es_subscriptions(_ client: OpaquePointer, _ count: UnsafeMutablePointer, _ subscriptions: UnsafeMutablePointer>?) -> es_return_t ``` ## Parameters `client` The client to query. `count` On return, the number of items in the `subscriptions` array. `subscriptions` An array of subscribed event types. ## Return Value A value that indicates whether the subscriptions query succeeded. [`ES_RETURN_ERROR`](/documentation/EndpointSecurity/ES_RETURN_ERROR) indicates that the caller couldn’t reach the Endpoint Security subsystem or that the request was invalid. ## Discussion On return, the caller takes ownership of the memory pointed to by the `subscriptions` parameter, and must free it. --- 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)