Updated: 2022/Sep/29
Please read Privacy Policy. It's for your privacy.
PCAP_OFFLINE_FILTER(3) Library Functions Manual PCAP_OFFLINE_FILTER(3) NAME 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(3). 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 pcap(3) 7 April 2014 PCAP_OFFLINE_FILTER(3)