---
title: ComponentMPWorkFunctionProcPtr
framework: Core Services
role: symbol
role_heading: Type Alias
platforms: [Mac Catalyst 17.0+, macOS 10.0+]
path: coreservices/componentmpworkfunctionprocptr
---

# ComponentMPWorkFunctionProcPtr

## Declaration

```occ
typedef ComponentResult (*ComponentMPWorkFunctionProcPtr)(void *globalRefCon, ComponentMPWorkFunctionHeaderRecordPtr header);
```

## Parameters

- `header`: 

## Return Value

See the description of the `ComponentResult` data type.

## See Also

### Callbacks

- [ComponentRoutineProcPtr](componentroutineprocptr.md)
- [GetMissingComponentResourceProcPtr](getmissingcomponentresourceprocptr.md)