Home page logo
/

Npcap API

NAME

pcap_setfilter - set the filter

SYNOPSIS

#include <pcap/pcap.h>
int pcap_setfilter(pcap_t *p, struct bpf_program *fp);

DESCRIPTION

pcap_setfilter() is used to specify a filter program. fp is a pointer to a bpf_program struct, usually the result of a call to \%pcap_compile(3PCAP).

RETURN VALUE

pcap_setfilter() returns 0 on success and PCAP_ERROR on failure. If PCAP_ERROR is returned, pcap_geterr(3PCAP) or pcap_perror(3PCAP) may be called with p as an argument to fetch or display the error text.

SEE ALSO

pcap(3PCAP)

This HTML page was made with roffit.

[ Nmap | Sec Tools | Mailing Lists | Site News | About/Contact | Advertising | Privacy ]