---
name: "rte_tcp_hdr"
section: "3"
platform: "linux"
package: "dpdk-doc"
version: "24.11.4-0+deb13u1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/rte_tcp_hdr"
---

# rte\_tcp\_hdr(3)

## NAME

rte\_tcp\_hdr

## SYNOPSIS

`#include <rte_tcp.h>`

### Data Fields

**rte\_be16\_t** **src\_port**\
 **rte\_be16\_t** **dst\_port**\
 **rte\_be32\_t** **sent\_seq**\
 **rte\_be32\_t** **recv\_ack**\
 uint8\_t **data\_off**\
 uint8\_t **tcp\_flags**\
 **rte\_be16\_t** **rx\_win**\
 **rte\_be16\_t** **cksum**\
 **rte\_be16\_t** **tcp\_urp**\

## Detailed Description

TCP Header

Definition at line **24** of file **rte\_tcp.h**.

## Field Documentation

### rte\_be16\_t src\_port

TCP source port.

Definition at line **25** of file **rte\_tcp.h**.

### rte\_be16\_t dst\_port

TCP destination port.

Definition at line **26** of file **rte\_tcp.h**.

### rte\_be32\_t sent\_seq

TX data sequence number.

Definition at line **27** of file **rte\_tcp.h**.

### rte\_be32\_t recv\_ack

RX data acknowledgment sequence number.

Definition at line **28** of file **rte\_tcp.h**.

### uint8\_t data\_off

Data offset.

Definition at line **29** of file **rte\_tcp.h**.

### uint8\_t tcp\_flags

TCP flags

Definition at line **30** of file **rte\_tcp.h**.

### rte\_be16\_t rx\_win

RX flow control window.

Definition at line **31** of file **rte\_tcp.h**.

### rte\_be16\_t cksum

TCP checksum.

Definition at line **32** of file **rte\_tcp.h**.

### rte\_be16\_t tcp\_urp

TCP urgent pointer, if any.

Definition at line **33** of file **rte\_tcp.h**.

## Author

Generated automatically by Doxygen for DPDK from the source code.