1 .\" @(#) $Header: /tcpdump/master/libpcap/pcap_offline_filter.3pcap,v 1.1 2008-05-13 15:19:56 guy Exp $
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22 .TH PCAP_OFFLINE_FILTER 3PCAP "13 May 2008"
24 pcap_offline_filter \- check whether a filter matches a packet
28 #include <pcap/pcap.h>
32 int pcap_offline_filter(const struct bpf_program *fp,
34 const struct pcap_pkthdr *h, const u_char *pkt)
38 .B pcap_offline_filter()
39 checks whether a filter matches a packet.
43 struct, usually the result of a call to
48 structure for the packet, and
50 points to the data in the packet.
52 .B pcap_offline_filter()
53 returns the return value of the filter program. This will be zero if
54 the packet doesn't match the filter and non-zero if the packet matches
57 pcap(3PCAP), pcap_compile(3PCAP)