---
name: "rte_pdcp_up_ctrl_pdu_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_pdcp_up_ctrl_pdu_hdr"
---

# rte\_pdcp\_up\_ctrl\_pdu\_hdr(3)

## NAME

rte\_pdcp\_up\_ctrl\_pdu\_hdr

## SYNOPSIS

`#include <rte_pdcp_hdr.h>`

### Data Fields

uint8\_t **r**: 4\
 uint8\_t **pdu\_type**: 3\
 uint8\_t **d\_c**: 1\
 **rte\_be32\_t** **fmc**\
 uint8\_t **bitmap** \[\]\

## Detailed Description

6\.2.3.1 Control PDU for PDCP status report

Definition at line **109** of file **rte\_pdcp\_hdr.h**.

## Field Documentation

### uint8\_t r

Reserved

Definition at line **111** of file **rte\_pdcp\_hdr.h**.

### uint8\_t pdu\_type

Control PDU type

Definition at line **112** of file **rte\_pdcp\_hdr.h**.

### uint8\_t d\_c

D/C bit

Definition at line **113** of file **rte\_pdcp\_hdr.h**.

### rte\_be32\_t fmc

6\.3.9 FMC

First Missing COUNT. This field indicates the COUNT value of the first missing PDCP SDU within the reordering window, i.e. RX\_DELIV.

Definition at line **125** of file **rte\_pdcp\_hdr.h**.

### uint8\_t bitmap\[\]

6\.3.10 Bitmap

Length: Variable. The length of the bitmap field can be 0.

This field indicates which SDUs are missing and which SDUs are correctly received in the receiving PDCP entity. The bit position of Nth bit in the Bitmap is N, i.e., the bit position of the first bit in the Bitmap is 1.

Definition at line **136** of file **rte\_pdcp\_hdr.h**.

## Author

Generated automatically by Doxygen for DPDK from the source code.