pcap_offline_filter(3PCAP) man page
Updated: 7 April 2014 • View in plain text •
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This man page documents libpcap version 1.11.0-PRE-GIT (see also: 1.10.4, 1.10.2, 1.10.1, 1.10.0, 1.9.1, 1.8.1, 1.7.4, 1.6.2, 1.5.3).
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pcap_offline_filter - check whether a filter matches a packet
SYNOPSIS
#include <pcap/pcap.h> int pcap_offline_filter(const struct bpf_program *fp, const struct pcap_pkthdr *h, const u_char *pkt);
DESCRIPTION
pcap_offline_filter()
checks whether a filter matches a packet.
fp
is a pointer to a
bpf_program
struct, usually the result of a call to
pcap_compile(3PCAP).
h
points to the
pcap_pkthdr
structure for the packet, and
pkt
points to the data in the packet.
RETURN VALUE
pcap_offline_filter()
returns the return value of the filter program. This will be zero if
the packet doesn't match the filter and non-zero if the packet matches
the filter.
SEE ALSO
COLOPHON
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