2331 	uint32_t totallen; /* total length of all options */  in ipoptp_first()  local
2333 	totallen = ipha->ipha_version_and_hdr_length -  in ipoptp_first()
2335 	totallen <<= 2;  in ipoptp_first()
2337 	optp->ipoptp_end = optp->ipoptp_next + totallen;  in ipoptp_first()
2344 ipoptp_first2(ipoptp_t *optp, uint32_t totallen, uint8_t *opt)  in ipoptp_first2()  argument
2347 	optp->ipoptp_end = optp->ipoptp_next + totallen;  in ipoptp_first2()
2478 	uint32_t	totallen;  in ip_opt_get_user()  local
2485 	totallen = ipp->ipp_ipv4_options_len;  in ip_opt_get_user()
2486 	if (totallen & 0x3)  in ip_opt_get_user()
2495 	for (optval = ipoptp_first2(&opts, totallen, ipp->ipp_ipv4_options);  in ip_opt_get_user()
5490 	uint32_t	totallen;  in ip_find_hdr_v4()  local
5502 	totallen = ipha->ipha_version_and_hdr_length -  in ip_find_hdr_v4()
5505 	if (totallen == 0) {  in ip_find_hdr_v4()
5526 	totallen <<= 2;  in ip_find_hdr_v4()
5532 			if (totallen != 0) {  in ip_find_hdr_v4()
5534 				ipp->ipp_ipv4_options_len = totallen;  in ip_find_hdr_v4()
5541 			if (totallen == ipp->ipp_ipv4_options_len) {  in ip_find_hdr_v4()
5542 				bcopy(opt, ipp->ipp_ipv4_options, totallen);  in ip_find_hdr_v4()
5551 		if (totallen == 0)  in ip_find_hdr_v4()
5554 		ipp->ipp_ipv4_options = kmem_alloc(totallen, KM_NOSLEEP);  in ip_find_hdr_v4()
5557 		ipp->ipp_ipv4_options_len = totallen;  in ip_find_hdr_v4()
5559 		bcopy(opt, ipp->ipp_ipv4_options, totallen);  in ip_find_hdr_v4()
5576 	while (totallen != 0) {  in ip_find_hdr_v4()
5584 			if (totallen <= IPOPT_OLEN)  in ip_find_hdr_v4()
5590 		if (optlen > totallen)  in ip_find_hdr_v4()
5608 			totallen -= optlen;  in ip_find_hdr_v4()
5612 			while ((totallen & 3) != 0 && opt[0] == IPOPT_NOP) {  in ip_find_hdr_v4()
5613 				totallen--;  in ip_find_hdr_v4()
5619 		totallen -= optlen;  in ip_find_hdr_v4()
5623 	totallen = ipha->ipha_version_and_hdr_length -  in ip_find_hdr_v4()
5625 	totallen <<= 2;  in ip_find_hdr_v4()
14989 	uint32_t	totallen;  in ip_pkt_source_route_v4()  local
14994 	totallen = ipp->ipp_ipv4_options_len;  in ip_pkt_source_route_v4()
14995 	if (totallen & 0x3)  in ip_pkt_source_route_v4()
14998 	for (optval = ipoptp_first2(&opts, totallen, ipp->ipp_ipv4_options);  in ip_pkt_source_route_v4()
15039 	uint32_t	totallen;  in ip_pkt_source_route_reverse_v4()  local
15044 	totallen = ipp->ipp_ipv4_options_len;  in ip_pkt_source_route_reverse_v4()
15045 	if (totallen & 0x3)  in ip_pkt_source_route_reverse_v4()
15048 	for (optval = ipoptp_first2(&opts, totallen, ipp->ipp_ipv4_options);  in ip_pkt_source_route_reverse_v4()