pcap_snapshot Subroutine

Purpose

Obtains the number of bytes that will be saved for each packet captured.

Library

pcap Library (libpcap.a)

Syntax

#include <pcap.h> int pcap_snapshot( pcap_t * p);

Description

The pcap_snapshot subroutine returns the snapshot length, which is the number of bytes to save for each packet captured.

Note: This subroutine should only be called after successful calls to either the pcap_open_live subroutine or pcap_open_offline subroutine. It should not be called after a call to the pcap_close subroutine.

Parameters

Item	Description
p	Points to the packet capture descriptor as returned by the pcap_open_live or the pcap_open_offline subroutine.

Return Values

The pcap_snapshot subroutine returns the snapshot length.