628 			pf_change_ap(m, pd->src, &th->th_sport, pd->ip_sum,  in pf_packet_rework_nat()
632 			pf_change_ap(m, pd->dst, &th->th_dport, pd->ip_sum,  in pf_packet_rework_nat()
642 			pf_change_ap(m, pd->src, &uh->uh_sport, pd->ip_sum,  in pf_packet_rework_nat()
646 			pf_change_ap(m, pd->dst, &uh->uh_dport, pd->ip_sum,  in pf_packet_rework_nat()
657 			pf_change_ap(m, pd->src, &sh->src_port, pd->ip_sum,  in pf_packet_rework_nat()
662 			pf_change_ap(m, pd->dst, &sh->dest_port, pd->ip_sum,  in pf_packet_rework_nat()
688 				    pd->ip_sum, nk->addr[pd->sidx].v4.s_addr,  in pf_packet_rework_nat()
700 				    pd->ip_sum, nk->addr[pd->didx].v4.s_addr,  in pf_packet_rework_nat()
3607 		ip4->ip_sum = in_cksum(n, ip4->ip_hl << 2);  in pf_change_icmp_af()
4062 		h->ip_sum = 0;  in pf_build_tcp()
4250 		if (pd->ip_sum)  in pf_return()
4251 			*pd->ip_sum = bip_sum;  in pf_return()
5542 		if (pd->ip_sum)  in pf_test_rule()
5543 			bip_sum = *pd->ip_sum;  in pf_test_rule()
5552 				    pd->ip_sum, &th->th_sum, &nk->addr[pd->sidx],  in pf_test_rule()
5562 				    pd->ip_sum, &th->th_sum, &nk->addr[pd->didx],  in pf_test_rule()
5577 				    pd->ip_sum, &pd->hdr.udp.uh_sum,  in pf_test_rule()
5589 				    pd->ip_sum, &pd->hdr.udp.uh_sum,  in pf_test_rule()
5604 				    &pd->hdr.sctp.src_port, pd->ip_sum, &checksum,  in pf_test_rule()
5614 				    &pd->hdr.sctp.dest_port, pd->ip_sum, &checksum,  in pf_test_rule()
5626 				pf_change_a(&pd->src->v4.s_addr, pd->ip_sum,  in pf_test_rule()
5632 				pf_change_a(&pd->dst->v4.s_addr, pd->ip_sum,  in pf_test_rule()
5671 					    pd->ip_sum,  in pf_test_rule()
5679 					    pd->ip_sum,  in pf_test_rule()
6217 			if (pd->ip_sum)  in pf_create_state()
6218 				*pd->ip_sum = bip_sum;  in pf_create_state()
6296 			pf_change_ap(pd->m, pd->src, pd->sport, pd->ip_sum, &pd->hdr.tcp.th_sum,  in pf_translate()
6301 			pf_change_ap(pd->m, pd->dst, pd->dport, pd->ip_sum, &pd->hdr.tcp.th_sum,  in pf_translate()
6309 			pf_change_ap(pd->m, pd->src, pd->sport, pd->ip_sum, &pd->hdr.udp.uh_sum,  in pf_translate()
6314 			pf_change_ap(pd->m, pd->dst, pd->dport, pd->ip_sum, &pd->hdr.udp.uh_sum,  in pf_translate()
6323 			pf_change_ap(pd->m, pd->src, pd->sport, pd->ip_sum, &checksum,  in pf_translate()
6328 			pf_change_ap(pd->m, pd->dst, pd->dport, pd->ip_sum, &checksum,  in pf_translate()
7084 			pf_change_ap(pd->m, pd->src, pd->sport, pd->ip_sum,  in pf_test_state()
7091 			pf_change_ap(pd->m, pd->dst, pd->dport, pd->ip_sum,  in pf_test_state()
7710 					    pd->ip_sum,  in pf_test_state_icmp()
7717 					    pd->ip_sum,  in pf_test_state_icmp()
7825 			pd2.ip_sum = &h2.ip_sum;  in pf_test_state_icmp()
7847 			pd2.ip_sum = NULL;  in pf_test_state_icmp()
7993 					    pd->ip_sum, &th.th_sum, &nk->addr[pd2.sidx],  in pf_test_state_icmp()
7996 					    pd->ip_sum, &th.th_sum, &nk->addr[pd2.didx],  in pf_test_state_icmp()
8014 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8015 					    pd->ip_sum, 0, pd2.af);  in pf_test_state_icmp()
8023 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8024 					    pd->ip_sum, 0, pd2.af);  in pf_test_state_icmp()
8108 					    pd->ip_sum, &uh.uh_sum, &nk->addr[pd2.sidx],  in pf_test_state_icmp()
8111 					    pd->ip_sum, &uh.uh_sum, &nk->addr[pd2.didx],  in pf_test_state_icmp()
8130 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8131 					    pd->ip_sum, 1, pd2.af);  in pf_test_state_icmp()
8139 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8140 					    pd->ip_sum, 1, pd2.af);  in pf_test_state_icmp()
8259 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8260 					    pd->ip_sum, 0, pd2.af);  in pf_test_state_icmp()
8268 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8269 					    pd->ip_sum, 0, pd2.af);  in pf_test_state_icmp()
8386 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8387 					    pd->ip_sum, 0, AF_INET);  in pf_test_state_icmp()
8393 					    pd2.ip_sum, icmpsum, pd->ip_sum, 0,  in pf_test_state_icmp()
8503 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8504 					    pd->ip_sum, 0, AF_INET6);  in pf_test_state_icmp()
8510 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8511 					    pd->ip_sum, 0, AF_INET6);  in pf_test_state_icmp()
8542 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8543 					    pd->ip_sum, 0, pd2.af);  in pf_test_state_icmp()
8549 					    pd2.ip_sum, icmpsum,  in pf_test_state_icmp()
8550 					    pd->ip_sum, 0, pd2.af);  in pf_test_state_icmp()
8876 		ip->ip_sum = 0;  in pf_route()
8878 			ip->ip_sum = in_cksum(m0, ip->ip_hl << 2);  in pf_route()
9780 		pd->ip_sum = &h->ip_sum;  in pf_setup_pdesc()
9821 		pd->ip_sum = NULL;  in pf_setup_pdesc()