inet/ip/ip_input.c

2011     uint_t ip_hdr_length, ip_recv_attr_t *ira)
2033 	up = (uint16_t *)((uchar_t *)ipha + ip_hdr_length);
2039 		ASSERT(((uchar_t *)ipha) + ip_hdr_length +4 <= mp->b_wptr);
2120 	uint16_t	ip_hdr_length = ira->ira_ip_hdr_length;
2126 		ulp_len = ira->ira_pktlen - ip_hdr_length;
2137 		udpha = (udpha_t  *)((uchar_t *)ipha + ip_hdr_length);
2166 	uint16_t	ip_hdr_length = ira->ira_ip_hdr_length;
2173 	cksum = IP_CSUM(mp, ip_hdr_length, cksum);
2197 	uint16_t	ip_hdr_length = ira->ira_ip_hdr_length;
2207 		udpha = (udpha_t  *)((uchar_t *)ipha + ip_hdr_length);
2218 		sctph = (sctp_hdr_t *)((uchar_t *)ipha + ip_hdr_length);
2225 		cksum = sctp_cksum(mp, ip_hdr_length);
2287 	    ip_hdr_length >= DB_CKSUMSTART(mp) &&
2288 	    ((len = ip_hdr_length - DB_CKSUMSTART(mp)) & 1) == 0) {
2343 	uint_t		ip_hdr_length;
2353 	ip_hdr_length = ira->ira_ip_hdr_length;
2397 	if (len < ip_hdr_length + min_ulp_header_length) {
2398 		if (ira->ira_pktlen < ip_hdr_length + min_ulp_header_length) {
2405 		ipha = ip_pullup(mp, ip_hdr_length + min_ulp_header_length,
2418 		ip_fanout_tx_v4(mp, ipha, protocol, ip_hdr_length, ira);
2441 		ASSERT(len >= ip_hdr_length + TCP_MIN_HEADER_LENGTH);
2444 		offset = ((uchar_t *)ipha)[ip_hdr_length + 12] >> 4;
2454 			offset += ip_hdr_length;
2483 		connp = ipcl_classify_v4(mp, IPPROTO_TCP, ip_hdr_length,
2582 		ASSERT(MBLKL(mp) >= ip_hdr_length + SCTP_COMMON_HDR_LENGTH);
2583 		sctph = (sctp_hdr_t *)(rptr + ip_hdr_length);
2627 		ASSERT(MBLKL(mp) >= ip_hdr_length + UDPH_SIZE);
2632 			up = (uint16_t *)((uchar_t *)ipha + ip_hdr_length);
2638 		connp = ipcl_classify_v4(mp, IPPROTO_UDP, ip_hdr_length,
2764 		if (IP_CSUM(mp, ip_hdr_length, 0)) {
2799 		if (IP_CSUM(mp, ip_hdr_length, 0)) {
2924 		if ((uchar_t *)ipha + ip_hdr_length + sizeof (ipha_t) >
2927 			    ip_hdr_length + sizeof (ipha_t)) {
2935 			ipha = ip_pullup(mp, (uchar_t *)ipha + ip_hdr_length +
2944 		inner_ipha = (ipha_t *)((uchar_t *)ipha + ip_hdr_length);
2974 		ip_hdr_length = IPH_HDR_LENGTH(ipha);
2975 		if ((uchar_t *)ipha + ip_hdr_length > mp->b_wptr) {
2977 			    (uchar_t *)ipha + ip_hdr_length - mp->b_rptr) {
2986 			    (uchar_t *)ipha + ip_hdr_length - mp->b_rptr, ira);
2994 		if (ip_hdr_length > sizeof (ipha_t)) {
3037 		ira->ira_ip_hdr_length = ip_hdr_length;
3061 		connp = ipcl_classify_v4(mp, protocol, ip_hdr_length,