---
title: datalen
framework: kernel
role: symbol
role_heading: Instance Property
path: kernel/ifnet_demux_desc/1524926-datalen
---

# datalen

The number of bytes of data used to describe the packet.

## Declaration

```occ
u_int32_t datalen;
```

## See Also

### Fields

- [type](kernel/ifnet_demux_desc/1524955-type.md)
- [data](kernel/ifnet_demux_desc/1524905-data.md)