---
title: attach
framework: kernel
role: pseudoSymbol
path: kernel/iofirewiresbp2lun/1813520-attach
---

# attach

Attaches an IOService client to a provider in the registry.

## Declaration

```occ
virtual bool attach(
 IOService *provider ); 
```

## Parameters

- `provider`: The IOService object which will serve as this objects provider.

## Return Value

Return Value false if the provider is inactive or on a resource failure, otherwise true.

## Overview

Overview See IOService for discussion.

## See Also

### Miscellaneous

- [createLogin](kernel/iofirewiresbp2lun/1813525-createlogin.md)
- [createManagementORB](kernel/iofirewiresbp2lun/1813535-createmanagementorb.md)
- [getDiagnostics](kernel/iofirewiresbp2lun/1813549-getdiagnostics.md)
- [getFireWireUnit](kernel/iofirewiresbp2lun/1813559-getfirewireunit.md)
- [getLUNumber](kernel/iofirewiresbp2lun/1813568-getlunumber.md)
- [handleClose](kernel/iofirewiresbp2lun/1813576-handleclose.md)
- [handleOpen](kernel/iofirewiresbp2lun/1813589-handleopen.md)
- [matchPropertyTable](kernel/iofirewiresbp2lun/1813597-matchpropertytable.md)