bionic (3) pcap_setfilter.3pcap.gz

Provided by: libpcap0.8-dev_1.8.1-6ubuntu1.18.04.2_amd64 bug

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().


RETURN VALUE
       pcap_setfilter() returns 0  on  success  and  -1  on  failure.   If  -1  is  returned,  pcap_geterr()  or
       pcap_perror() may be called with p as an argument to fetch or display the error text.


SEE ALSO
       pcap(3PCAP), pcap_compile(3PCAP), pcap_geterr(3PCAP)

                                                  7 April 2014                             PCAP_SETFILTER(3PCAP)