pf_change_ap
void pf_change_ap(struct pf_addr *, u_int16_t *,
pf_change_ap(saddr, &th->th_sport, pd->ip_sum,
pf_change_ap(saddr, &pd->hdr.udp->uh_sport,
pf_change_ap(daddr, &th->th_dport, pd->ip_sum,
pf_change_ap(daddr, &pd->hdr.udp->uh_dport,
pf_change_ap(saddr, &th->th_sport,
pf_change_ap(saddr,
pf_change_ap(daddr, &th->th_dport,
pf_change_ap(daddr,
pf_change_ap(saddr, &th->th_sport,
pf_change_ap(daddr, &th->th_dport,
pf_change_ap(pd->src, &th->th_sport, pd->ip_sum,
pf_change_ap(pd->dst, &th->th_dport, pd->ip_sum,
pf_change_ap(pd->src, &uh->uh_sport, pd->ip_sum,
pf_change_ap(pd->dst, &uh->uh_dport, pd->ip_sum,