inet/tcp/tcp_input.c

238 tcp_parse_options(tcpha_t *tcpha, tcp_opt_t *tcpopt)
243 	uchar_t		*up = (uchar_t *)tcpha;
249 	endp = up + TCP_HDR_LENGTH(tcpha);
398 tcp_process_options(tcp_t *tcp, tcpha_t *tcpha)
408 	options = tcp_parse_options(tcpha, &tcpopt);
690 tcp_paws_check(tcp_t *tcp, tcpha_t *tcpha, tcp_opt_t *tcpoptp)
697 	flags = (unsigned int)tcpha->tha_flags & 0xFF;
703 	if (TCP_HDR_LENGTH(tcpha) == (uint32_t)TCP_MIN_HEADER_LENGTH +
705 	    OK_32PTR((up = ((uint8_t *)tcpha) +
718 		options = tcp_parse_options(tcpha, tcpoptp);
1313 	tcpha_t		*tcpha;
1331 	tcpha = (tcpha_t *)&mp->b_rptr[ip_hdr_len];
1332 	flags = (unsigned int)tcpha->tha_flags & 0xFF;
1336 	    __dtrace_tcp_tcph_t *, tcpha);
1466 	econnp->conn_fport = tcpha->tha_lport;
1467 	econnp->conn_lport = tcpha->tha_fport;
1664 	tcp_process_options(eager, tcpha);
1668 	    (tcpha->tha_flags & (TH_ECE|TH_CWR)) == (TH_ECE|TH_CWR)) {
1753 	seg_seq = ntohl(tcpha->tha_seq);
2120 		tcpha_t	*tcpha;
2156 		tcpha = (tcpha_t *)&rptr[ixa->ixa_ip_hdr_length];
2159 		tcpha->tha_seq = htonl(seq_no);
2162 		tcpha->tha_flags = (uchar_t)TH_ACK;
2164 			tcpha->tha_flags |= TH_ECE;
2174 			    (char *)tcpha + TCP_MIN_HEADER_LENGTH+4);
2176 			    (char *)tcpha + TCP_MIN_HEADER_LENGTH+8);
2181 			uchar_t *wptr = (uchar_t *)tcpha +
2200 			tcpha->tha_offset_and_reserved +=
2220 		tcpha->tha_sum = htons(data_length);
2261 	tcpha_t		*tcpha;
2318 	tcpha = (tcpha_t *)&rptr[ip_hdr_len];
2319 	seg_seq = ntohl(tcpha->tha_seq);
2320 	seg_ack = ntohl(tcpha->tha_ack);
2323 	    (ip_hdr_len + TCP_HDR_LENGTH(tcpha));
2335 	    __dtrace_tcp_tcph_t *, tcpha);
2339 		    seg_len, tcpha, ira);
2354 	flags = (unsigned int)tcpha->tha_flags & 0xFF;
2385 		tcpha = (tcpha_t *)&rptr[ip_hdr_len];
2394 			mp->b_wptr = (uchar_t *)tcpha + TCP_HDR_LENGTH(tcpha);
2440 				    tcph_t *, tcpha);
2452 		tcp_process_options(tcp, tcpha);
2546 			new_swnd = ntohs(tcpha->tha_win);
2563 			    void_ip_t *, iphdr, tcp_t *, tcp, tcph_t *, tcpha);
2713 			pinit_wnd = ntohs(tcpha->tha_win) << tcp->tcp_snd_ws;
2795 	mp->b_rptr = (uchar_t *)tcpha + TCP_HDR_LENGTH(tcpha);
2796 	urp = ntohs(tcpha->tha_urp) - TCP_OLD_URP_INTERPRETATION;
2797 	new_swnd = ntohs(tcpha->tha_win) <<
2798 	    ((tcpha->tha_flags & TH_SYN) ? 0 : tcp->tcp_snd_ws);
2801 		if (!tcp_paws_check(tcp, tcpha, &tcpopt)) {
2816 		(void) tcp_parse_options(tcpha, &tcpopt);
3605 			    iphdr, tcp_t *, tcp, tcph_t *, tcpha);
3643 			    iphdr, tcp_t *, tcp, tcph_t *, tcpha);
3703 			    iphdr, tcp_t *, tcp, tcph_t *, tcpha);
3753 			tcp_fuse(tcp, iphdr, tcpha);
4472 			tcpha = tcp->tcp_tcpha;
4473 			tcpha->tha_ack = htonl(tcp->tcp_rnxt);
4546 	tcpha = tcp->tcp_tcpha;
4589 	tcpha->tha_ack = htonl(tcp->tcp_rnxt);
5418 	tcpha_t		*tcpha;
5453 	tcpha = (tcpha_t *)((char *)ipha + iph_hdr_length);
5461 	    (uchar_t *)tcpha + ICMP_MIN_TCP_HDR > mp->b_wptr) {
5465 	seg_seq = ntohl(tcpha->tha_seq);
5554 	tcpha_t		*tcpha;
5576 	tcpha = (tcpha_t *)((char *)ip6h + iph_hdr_length);
5583 	    ((uchar_t *)tcpha + ICMP_MIN_TCP_HDR) > mp->b_wptr) {
5587 	seg_seq = ntohl(tcpha->tha_seq);
5664 	tcpha_t		*tcpha = (tcpha_t *)arg2;
5665 	uint32_t	seq = ntohl(tcpha->tha_seq);