---
title: OSClassDescription
framework: driverkit
role: symbol
role_heading: Structure
path: driverkit/osclassdescription
---

# OSClassDescription

## Declaration

```occ
struct OSClassDescription;
```

## Topics

### Getting the Properties

- [descriptionSize](driverkit/osclassdescription/descriptionsize.md)
- [dispatchNames](driverkit/osclassdescription/dispatchnames.md)
- [flags](driverkit/osclassdescription/flags.md)
- [metaMethodNames](driverkit/osclassdescription/metamethodnames.md)
- [metaMethodNamesOffset](driverkit/osclassdescription/metamethodnamesoffset.md)
- [metaMethodNamesSize](driverkit/osclassdescription/metamethodnamessize.md)
- [metaMethodOptions](driverkit/osclassdescription/metamethodoptions.md)
- [metaMethodOptionsOffset](driverkit/osclassdescription/metamethodoptionsoffset.md)
- [metaMethodOptionsSize](driverkit/osclassdescription/metamethodoptionssize.md)
- [methodNames](driverkit/osclassdescription/methodnames.md)
- [methodNamesOffset](driverkit/osclassdescription/methodnamesoffset.md)
- [methodNamesSize](driverkit/osclassdescription/methodnamessize.md)
- [methodOptions](driverkit/osclassdescription/methodoptions.md)
- [methodOptionsOffset](driverkit/osclassdescription/methodoptionsoffset.md)
- [methodOptionsSize](driverkit/osclassdescription/methodoptionssize.md)
- [name](driverkit/osclassdescription/name.md)
- [queueNamesOffset](driverkit/osclassdescription/queuenamesoffset.md)
- [queueNamesSize](driverkit/osclassdescription/queuenamessize.md)
- [resv1](driverkit/osclassdescription/resv1.md)
- [superName](driverkit/osclassdescription/supername.md)

## See Also

### RPC Support

- [IORPC](driverkit/iorpc.md)
- [IORPCMessage](driverkit/iorpcmessage.md)
- [IORPCMessageMach](driverkit/iorpcmessagemach.md)
- [IORPCMessageErrorReturn](driverkit/iorpcmessageerrorreturn.md)
- [OSClassLoadInformation](driverkit/osclassloadinformation.md)
- [OSDispatchMethod](driverkit/osdispatchmethod.md)
- [RPC Message ID](driverkit/3222959-rpc_message_id.md)
- [RPC Message Types](driverkit/3222960-rpc_message_types.md)
- [RPC Capabilities](driverkit/3222961-rpc_capabilities.md)
- [RPC Version](driverkit/3353062-rpc_version.md)
- [IORPCMessageFromMach](driverkit/iorpcmessagefrommach.md)