2299 iptun_find_headers(mblk_t *mp, size_t outer_hlen, ipha_t **outer4,  in iptun_find_headers()  argument
2317 		*outer4 = ipha;  in iptun_find_headers()
2323 		*outer4 = NULL;  in iptun_find_headers()
2389 	ipha_t	*outer4, *inner4;  in iptun_input_icmp_v4()  local
2407 	outer_hlen = iptun_find_headers(data_mp, 0, &outer4, &inner4, &outer6,  in iptun_input_icmp_v4()
2417 	ASSERT(outer4->ipha_protocol == IPPROTO_ENCAP ||  in iptun_input_icmp_v4()
2418 	    outer4->ipha_protocol == IPPROTO_IPV6);  in iptun_input_icmp_v4()
2421 	    inner4, inner6, outer4, outer6, -outer_hlen, iptun->iptun_ns);  in iptun_input_icmp_v4()
2430 	data_mp->b_rptr = (uint8_t *)outer4 + outer_hlen;  in iptun_input_icmp_v4()
2562 	ipha_t	*outer4, *inner4;  in iptun_input_icmp_v6()  local
2581 	outer_hlen = iptun_find_headers(data_mp, 0, &outer4, &inner4, &outer6,  in iptun_input_icmp_v6()
2583 	ASSERT(outer4 == NULL);  in iptun_input_icmp_v6()
2591 	    inner4, inner6, outer4, outer6, -outer_hlen, iptun->iptun_ns);  in iptun_input_icmp_v6()
2720 iptun_in_6to4_ok(iptun_t *iptun, ipha_t *outer4, ip6_t *inner6)  in iptun_in_6to4_ok()  argument
2737 	if (outer4->ipha_dst != v4addr)  in iptun_in_6to4_ok()
2749 		if (outer4->ipha_src != v4addr)  in iptun_in_6to4_ok()
2776 	ipha_t	*outer4, *inner4;  in iptun_input()  local
2783 	    &outer4, &inner4, &outer6, &inner6);  in iptun_input()
2797 		if (tsol_check_dest(ira->ira_tsl, (outer4 != NULL ?  in iptun_input()
2798 		    (void *)&outer4->ipha_dst : (void *)&outer6->ip6_dst),  in iptun_input()
2799 		    (outer4 != NULL ? IPV4_VERSION : IPV6_VERSION),  in iptun_input()
2805 	    inner4, inner6, outer4, outer6, outer_hlen, iptun->iptun_ns);  in iptun_input()
2812 	    !iptun_in_6to4_ok(iptun, outer4, inner6))  in iptun_input()
2842 iptun_out_process_6to4(iptun_t *iptun, ipha_t *outer4, ip6_t *inner6)  in iptun_out_process_6to4()  argument
2862 	if (outer4->ipha_src != v4addr)  in iptun_out_process_6to4()
2892 		    (struct in_addr *)&outer4->ipha_dst);  in iptun_out_process_6to4()
2895 		if (outer4->ipha_dst == INADDR_ANY)  in iptun_out_process_6to4()
2905 		outer4->ipha_dst = iptun->iptun_iptuns->iptuns_relay_rtr_addr;  in iptun_out_process_6to4()
2914 	return (outer4->ipha_src != outer4->ipha_dst);  in iptun_out_process_6to4()
2922 iptun_out_process_ipv4(iptun_t *iptun, mblk_t *mp, ipha_t *outer4,  in iptun_out_process_ipv4()  argument
2930 		ASSERT(outer4->ipha_protocol == IPPROTO_ENCAP);  in iptun_out_process_ipv4()
2938 		outer4->ipha_type_of_service =  in iptun_out_process_ipv4()
2941 		ASSERT(outer4->ipha_protocol == IPPROTO_IPV6 &&  in iptun_out_process_ipv4()
2945 		outer4->ipha_fragment_offset_and_flags |= IPH_DF_HTONS;  in iptun_out_process_ipv4()
2947 		outer4->ipha_fragment_offset_and_flags &= ~IPH_DF_HTONS;  in iptun_out_process_ipv4()
2958 		outer4->ipha_fragment_offset_and_flags = 0;  in iptun_out_process_ipv4()
2965 	ixa->ixa_ip_hdr_length = IPH_HDR_LENGTH(outer4);  in iptun_out_process_ipv4()
2967 	ixa->ixa_protocol = outer4->ipha_protocol;  in iptun_out_process_ipv4()
2969 	outer4->ipha_length = htons(ixa->ixa_pktlen);  in iptun_out_process_ipv4()
3180 	ipha_t		*outer4, *inner4;  in iptun_output_6to4()  local
3192 	(void) iptun_find_headers(mp, 0, &outer4, &inner4, &outer6, &inner6);  in iptun_output_6to4()
3193 	ASSERT(outer4 != NULL);  in iptun_output_6to4()
3194 	if (!iptun_out_process_6to4(iptun, outer4, inner6)) {  in iptun_output_6to4()
3219 	if (connp->conn_v4lastdst == outer4->ipha_dst) {  in iptun_output_6to4()
3240 		IN6_IPADDR_TO_V4MAPPED(outer4->ipha_dst, &v6dst);  in iptun_output_6to4()
3265 	if (connp->conn_v4lastdst != outer4->ipha_dst) {  in iptun_output_6to4()
3355 	ipha_t		*outer4, *inner4;  in iptun_output_common()  local
3362 	outer_hlen = iptun_find_headers(mp, 0, &outer4, &inner4, &outer6,  in iptun_output_common()
3373 	if (outer4 != NULL) {  in iptun_output_common()
3374 		mp = iptun_out_process_ipv4(iptun, mp, outer4, inner4, inner6,  in iptun_output_common()
3388 		mp = ipsec_tun_outbound(mp, iptun, inner4, inner6, outer4,  in iptun_output_common()
3464 		mp = ip_output_attach_policy(mp, outer4, outer6, NULL, ixa);  in iptun_output_common()