---
title: OSLAccessorUPP
framework: coreservices
role: symbol
role_heading: Type Alias
path: coreservices/oslaccessorupp
---

# OSLAccessorUPP

Defines a data type for the universal procedure pointer for the OSLAccessorProcPtr callback function pointer.

## Declaration

```swift
typealias OSLAccessorUPP = OSLAccessorProcPtr
```

## Discussion

Discussion For a description of an object accessor callback function, see OSLAccessorProcPtr.