---
title: readStructure
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/iodvdblockstoragedriver/1476024-readstructure
---

# readStructure

## Declaration

```occ
virtual IOReturn readStructure(IOMemoryDescriptor *buffer, const DVDStructureFormat format, const UInt32 address, const UInt8 layer, const UInt8 agid);
```