193 npfa_icmp_inspect(npf_cache_t *npc, npf_cache_t *enpc)  in npfa_icmp_inspect()  argument
206 	memset(enpc, 0, sizeof(npf_cache_t));  in npfa_icmp_inspect()
207 	enpc->npc_ctx = npc->npc_ctx;  in npfa_icmp_inspect()
208 	enpc->npc_nbuf = nbuf;  in npfa_icmp_inspect()
217 		ret = npfa_icmp4_inspect(ic->icmp_type, enpc, &hasqid);  in npfa_icmp_inspect()
221 		ret = npfa_icmp6_inspect(ic6->icmp6_type, enpc, &hasqid);  in npfa_icmp_inspect()
241 	npf_cache_t enpc;  in npfa_icmp_conn()  local
247 	if (!npfa_icmp_inspect(npc, &enpc))  in npfa_icmp_conn()
271 	SWAP(npf_addr_t *, enpc.npc_ips[NPF_SRC], enpc.npc_ips[NPF_DST]);  in npfa_icmp_conn()
273 	switch (enpc.npc_proto) {  in npfa_icmp_conn()
275 		l4.th.th_sport = enpc.npc_l4.tcp->th_dport;  in npfa_icmp_conn()
276 		l4.th.th_dport = enpc.npc_l4.tcp->th_sport;  in npfa_icmp_conn()
277 		enpc.npc_l4.tcp = &l4.th;  in npfa_icmp_conn()
280 		l4.uh.uh_sport = enpc.npc_l4.udp->uh_dport;  in npfa_icmp_conn()
281 		l4.uh.uh_dport = enpc.npc_l4.udp->uh_sport;  in npfa_icmp_conn()
282 		enpc.npc_l4.udp = &l4.uh;  in npfa_icmp_conn()
285 		const struct icmp *ic = enpc.npc_l4.icmp;  in npfa_icmp_conn()
286 		ret = npfa_icmp4_inspect(ic->icmp_type, &enpc, &hasqid);  in npfa_icmp_conn()
289 		enpc.npc_info |= NPC_ICMP_ID;  in npfa_icmp_conn()
293 		const struct icmp6_hdr *ic6 = enpc.npc_l4.icmp6;  in npfa_icmp_conn()
294 		ret = npfa_icmp6_inspect(ic6->icmp6_type, &enpc, &hasqid);  in npfa_icmp_conn()
297 		enpc.npc_info |= NPC_ICMP_ID;  in npfa_icmp_conn()
305 	conn = npf_conn_lookup(&enpc, di, &flow);  in npfa_icmp_conn()
323 	npf_cache_t enpc;  in npfa_icmp_nat()  local
336 	if (!npfa_icmp_inspect(npc, &enpc))  in npfa_icmp_nat()
348 	KASSERT(npf_iscached(&enpc, NPC_IP46));  in npfa_icmp_nat()
349 	KASSERT(npf_iscached(&enpc, NPC_LAYER4));  in npfa_icmp_nat()
358 	const int proto = enpc.npc_proto;  in npfa_icmp_nat()
362 	if (npf_iscached(&enpc, NPC_IP4)) {  in npfa_icmp_nat()
363 		const struct ip *eip = enpc.npc_ip.v4;  in npfa_icmp_nat()
368 		const struct tcphdr *th = enpc.npc_l4.tcp;  in npfa_icmp_nat()
374 		const struct udphdr *uh = enpc.npc_l4.udp;  in npfa_icmp_nat()
395 	cksum = npf_addr_cksum(cksum, enpc.npc_alen, enpc.npc_ips[which], addr);  in npfa_icmp_nat()
411 	if (npf_napt_rwr(&enpc, which, addr, port)) {  in npfa_icmp_nat()
419 	if (npf_iscached(&enpc, NPC_IP4)) {  in npfa_icmp_nat()
420 		const struct ip *eip = enpc.npc_ip.v4;  in npfa_icmp_nat()
425 		const struct tcphdr *th = enpc.npc_l4.tcp;  in npfa_icmp_nat()
431 			const struct udphdr *uh = enpc.npc_l4.udp;  in npfa_icmp_nat()