---
title: "CFMessagePortSetDispatchQueue(_:_:)"
framework: corefoundation
role: symbol
role_heading: Function
path: "corefoundation/cfmessageportsetdispatchqueue(_:_:)"
---

# CFMessagePortSetDispatchQueue(_:_:)

Schedules callbacks for the specified message port on the specified dispatch queue.

## Declaration

```swift
func CFMessagePortSetDispatchQueue(_ ms: CFMessagePort!, _ queue: dispatch_queue_t!)
```

## Parameters

- `ms`: The message port to schedule.
- `queue`: The libdispatch queue.

## See Also

### Using a Message Port

- [CFMessagePortInvalidate(_:)](corefoundation/cfmessageportinvalidate(_:).md)
- [CFMessagePortSendRequest(_:_:_:_:_:_:_:)](corefoundation/cfmessageportsendrequest(_:_:_:_:_:_:_:).md)