---
title: checkArguments
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/iofirewiresbp2userclient/1529652-checkarguments
---

# checkArguments

## Declaration

```occ
IOReturn checkArguments(IOExternalMethodArguments *args, uint32_t scalarInCount, uint32_t structInCount, uint32_t scalarOutCount, uint32_t structOutCount);
```