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| PCAP_SETFILTER(3PCAP) | PCAP_SETFILTER(3PCAP) |
NAME
pcap_setfilter - set the filterSYNOPSIS
#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(3PCAP).RETURN VALUE
pcap_setfilter() returns 0 on success and PCAP_ERROR on failure. If PCAP_ERROR is returned, pcap_geterr(3PCAP) or pcap_perror(3PCAP) may be called with p as an argument to fetch or display the error text.SEE ALSO
pcap(3PCAP)| 25 July 2018 |
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