420 	hostmap_t *hm;  local
427 	for (hm = ifs->ifs_maptable[hv]; hm; hm = hm->hm_next)
428 		if ((hm->hm_srcip.s_addr == src.s_addr) &&
429 		    (hm->hm_dstip.s_addr == dst.s_addr) &&
430 		    ((np == NULL) || (np == hm->hm_ipnat)) &&
431 		    ((port == 0) || (port == hm->hm_port))) {
432 			hm->hm_ref++;
433 			return hm;
439 	KMALLOC(hm, hostmap_t *);
440 	if (hm) {
441 		hm->hm_hnext = ifs->ifs_ipf_hm_maplist;
442 		hm->hm_phnext = &ifs->ifs_ipf_hm_maplist;
444 			ifs->ifs_ipf_hm_maplist->hm_phnext = &hm->hm_hnext;
445 		ifs->ifs_ipf_hm_maplist = hm;
447 		hm->hm_next = ifs->ifs_maptable[hv];
448 		hm->hm_pnext = ifs->ifs_maptable + hv;
450 			ifs->ifs_maptable[hv]->hm_pnext = &hm->hm_next;
451 		ifs->ifs_maptable[hv] = hm;
452 		hm->hm_ipnat = np;
453 		hm->hm_srcip = src;
454 		hm->hm_dstip = dst;
455 		hm->hm_mapip = map;
456 		hm->hm_ref = 1;
457 		hm->hm_port = port;
458 		hm->hm_v = 4;
460 	return hm;
476 	struct hostmap *hm;  local
478 	hm = *hmp;
481 	hm->hm_ref--;
482 	if (hm->hm_ref == 0) {
483 		if (hm->hm_next)
484 			hm->hm_next->hm_pnext = hm->hm_pnext;
485 		*hm->hm_pnext = hm->hm_next;
486 		if (hm->hm_hnext)
487 			hm->hm_hnext->hm_phnext = hm->hm_phnext;
488 		*hm->hm_phnext = hm->hm_hnext;
489 		KFREE(hm);
2097 	hostmap_t *hm;  local
2110 	hm = NULL;
2131 			hm = nat_hostmap(np, fin->fin_src, fin->fin_dst,
2133 			if (hm != NULL)
2134 				in.s_addr = hm->hm_mapip.s_addr;
2135 		} else if ((l == 1) && (hm != NULL)) {
2136 			fr_hostmapdel(&hm);
2140 		nat->nat_hm = hm;
2202 			   (np->in_pnext == 0) && ((l > 0) || (hm == NULL)))
2346 	hostmap_t *hm;  local
2354 	hm = NULL;
2370 		hm = nat_hostmap(NULL, fin->fin_src, fin->fin_dst, in,
2372 		if (hm != NULL) {
2373 			in.s_addr = ntohl(hm->hm_mapip.s_addr);
2374 			np = hm->hm_ipnat;
2390 			hm = nat_hostmap(np, fin->fin_src, fin->fin_dst,
2392 			if (hm != NULL) {
2393 				in.s_addr = hm->hm_mapip.s_addr;
2398 		if (hm == NULL || hm->hm_ref == 1) {
2527 	hostmap_t *hm = NULL;  local
2669 	if ((hm = nat->nat_hm) != NULL)
2670 		fr_hostmapdel(&hm);
5492 	hostmap_t *hm, *nexthm = NULL, zerohm;  local
5509 		hm = t->ipt_data;
5510 		if (hm == NULL) {
5513 			nexthm = hm->hm_next;
5611 				if (hm != NULL) {
5613 					fr_hostmapdel(&hm);
5622 				hm = nexthm;