---
title: getTxChecksumInfo
framework: networkingdriverkit
role: symbol
role_heading: Instance Method
path: networkingdriverkit/iousernetworkpacket/gettxchecksuminfo
---

# getTxChecksumInfo

## Declaration

```occ
virtual IOReturn getTxChecksumInfo(IOUserNetworkPacketTxChecksumFlags *flags, uint16_t *start, uint16_t *stuff) const;
```