Name
pcap_setfilter — Prototype: int pcap_setfilter(pcap_t *p, struct bpf_program *fp)
Synopsis
Purpose: pcap_setfilter is used to set a compiled
BPF filter on a capture session. fp contains the
compiled BPF program as generated by pcap_compile.
pcap_setfilter returns 0 on
success and -1 on error. You can find an example
of using pcap_setfilter in the Section 10.2.4
section earlier in this chapter.
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