---
title: IODispatchLogFunction
framework: driverkit
role: symbol
role_heading: Type Alias
path: driverkit/iodispatchlogfunction
---

# IODispatchLogFunction

A function that logs content.

## Declaration

```occ
typedef int (*)(const char *, ...) IODispatchLogFunction;
```

## Parameters

- `format`: The C string to add to the log.

## See Also

### Logging Dispatch Information

- [Log](driverkit/iodispatchqueue/log.md)