---
title: READ_FORMAT_CAPACITIES
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/ioscsimultimediacommandsdevice/1576224-read_format_capacities
---

# READ_FORMAT_CAPACITIES

## Declaration

```occ
virtual bool READ_FORMAT_CAPACITIES(SCSITaskIdentifier request, IOMemoryDescriptor *dataBuffer, SCSICmdField2Byte ALLOCATION_LENGTH, SCSICmdField1Byte CONTROL);
```