external_libs/bpf/bpf.c
int
pcap_offline_filter(const struct bpf_program *fp, const struct pcap_pkthdr *h,
    const u_char *pkt)
{
    const struct bpf_insn *fcode = fp->bf_insns;

    if (fcode != NULL)
        return (bpf_filter(fcode, pkt, h->len, h->caplen));
    else
        return (0);
}
/*
 * Given a BPF program, a pcap_pkthdr structure for a packet, and the raw
 * data for the packet, check whether the packet passes the filter.
 * Returns the return value of the filter program, which will be zero if
 * the packet doesn't pass and non-zero if the packet does pass.
 */
Given a BPF program, a pcap_pkthdr structure for a packet, and the raw
data for the packet, check whether the packet passes the filter.
Returns the return value of the filter program, which will be zero if
the packet doesn't pass and non-zero if the packet does pass.
Given a BPF program a pcap_pkthdr structure for a packet and the raw data for the packet check whether the packet passes the filter . Returns the return value of the filter program which will be zero if the packet doesn ' t pass and non - zero if the packet does pass .
int
pcap_offline_filter(const struct bpf_program *fp, const struct pcap_pkthdr *h,
    const u_char *pkt)
{
    const struct bpf_insn *fcode = fp->bf_insns;
    if (fcode != NULL)
        return (bpf_filter(fcode, pkt, h->len, h->caplen));
    else
        return (0);
}
int pcap_offline_filter ( const struct bpf_program * fp , const struct pcap_pkthdr * h , const u_char * pkt ) { const struct bpf_insn * fcode = fp -> bf_insns ; if ( fcode != NULL ) return ( bpf_filter ( fcode , pkt , h -> len , h -> caplen ) ) ; else return ( 0 ) ; }
Given a BPF program, a pcap_pkthdr structure for a packet, and the raw
 data for the packet, check whether the packet passes the filter.
Given a BPF program a pcap_pkthdr structure for a packet and the raw data for the packet check whether the packet passes the filter .