---
title: fDataBufferCookie
framework: kernel
role: symbol
role_heading: Instance Property
path: kernel/iousblowlatencyisocstruct/1546223-fdatabuffercookie
---

# fDataBufferCookie

The data buffer cookie.

## Declaration

```occ
UInt32 fDataBufferCookie;
```

## See Also

### Getting the Properties

- [fBufSize](kernel/iousblowlatencyisocstruct/1546373-fbufsize.md)
- [fDataBufferOffset](kernel/iousblowlatencyisocstruct/1546407-fdatabufferoffset.md)
- [fFrameListBufferCookie](kernel/iousblowlatencyisocstruct/1546295-fframelistbuffercookie.md)
- [fFrameListBufferOffset](kernel/iousblowlatencyisocstruct/1546475-fframelistbufferoffset.md)
- [fNumFrames](kernel/iousblowlatencyisocstruct/1545919-fnumframes.md)
- [fPipe](kernel/iousblowlatencyisocstruct/1546483-fpipe.md)
- [fStartFrame](kernel/iousblowlatencyisocstruct/1546421-fstartframe.md)
- [fUpdateFrequency](kernel/iousblowlatencyisocstruct/1546046-fupdatefrequency.md)