3986 	struct sctphdr *sctphdr;  in sctp_lowlevel_chunk_output()  local
4157 				sctphdr = (struct sctphdr *)((caddr_t)udp + sizeof(struct udphdr));  in sctp_lowlevel_chunk_output()
4159 				sctphdr = (struct sctphdr *)((caddr_t)ip + sizeof(struct ip));  in sctp_lowlevel_chunk_output()
4162 			sctphdr->src_port = src_port;  in sctp_lowlevel_chunk_output()
4163 			sctphdr->dest_port = dest_port;  in sctp_lowlevel_chunk_output()
4164 			sctphdr->v_tag = v_tag;  in sctp_lowlevel_chunk_output()
4165 			sctphdr->checksum = 0;  in sctp_lowlevel_chunk_output()
4203 				sctphdr->checksum = sctp_calculate_cksum(m, sizeof(struct ip) + sizeof(struct udphdr));  in sctp_lowlevel_chunk_output()
4210 				m->m_pkthdr.csum_data = offsetof(struct sctphdr, checksum);  in sctp_lowlevel_chunk_output()
4218 			SCTP_PROBE5(send, NULL, stcb, ip, stcb, sctphdr);  in sctp_lowlevel_chunk_output()
4481 				sctphdr = (struct sctphdr *)((caddr_t)udp + sizeof(struct udphdr));  in sctp_lowlevel_chunk_output()
4483 				sctphdr = (struct sctphdr *)((caddr_t)ip6h + sizeof(struct ip6_hdr));  in sctp_lowlevel_chunk_output()
4486 			sctphdr->src_port = src_port;  in sctp_lowlevel_chunk_output()
4487 			sctphdr->dest_port = dest_port;  in sctp_lowlevel_chunk_output()
4488 			sctphdr->v_tag = v_tag;  in sctp_lowlevel_chunk_output()
4489 			sctphdr->checksum = 0;  in sctp_lowlevel_chunk_output()
4527 				sctphdr->checksum = sctp_calculate_cksum(m, sizeof(struct ip6_hdr) + sizeof(struct udphdr));  in sctp_lowlevel_chunk_output()
4534 				m->m_pkthdr.csum_data = offsetof(struct sctphdr, checksum);  in sctp_lowlevel_chunk_output()
4542 			SCTP_PROBE5(send, NULL, stcb, ip6h, stcb, sctphdr);  in sctp_lowlevel_chunk_output()
5086 					SCTP_BUF_RESV_UF(op_err, sizeof(struct sctphdr));  in sctp_arethere_unrecognized_parameters()
5129 						SCTP_BUF_RESV_UF(op_err, sizeof(struct sctphdr));  in sctp_arethere_unrecognized_parameters()
5220 			SCTP_BUF_RESV_UF(op_err, sizeof(struct sctphdr));  in sctp_arethere_unrecognized_parameters()
5462     struct sctphdr *sh, struct sctp_init_chunk *init_chk,  in sctp_send_initiate_ack()
10966     struct sctphdr *sh, uint32_t vtag,  in sctp_send_resp_msg()
10973 	struct sctphdr *shout;  in sctp_send_resp_msg()
11012 	len = sizeof(struct sctphdr) + sizeof(struct sctp_chunkhdr);  in sctp_send_resp_msg()
11072 		shout = (struct sctphdr *)((caddr_t)ip + len);  in sctp_send_resp_msg()
11093 		shout = (struct sctphdr *)((caddr_t)ip6 + len);  in sctp_send_resp_msg()
11098 		shout = mtod(mout, struct sctphdr *);  in sctp_send_resp_msg()
11112 		    sizeof(struct sctphdr) +  in sctp_send_resp_msg()
11116 		shout = (struct sctphdr *)((caddr_t)shout + sizeof(struct udphdr));  in sctp_send_resp_msg()
11129 	len += sizeof(struct sctphdr);  in sctp_send_resp_msg()
11130 	ch = (struct sctp_chunkhdr *)((caddr_t)shout + sizeof(struct sctphdr));  in sctp_send_resp_msg()
11165 			mout->m_pkthdr.csum_data = offsetof(struct sctphdr, checksum);  in sctp_send_resp_msg()
11188 			mout->m_pkthdr.csum_data = offsetof(struct sctphdr, checksum);  in sctp_send_resp_msg()
11222     struct sctphdr *sh,  in sctp_send_shutdown_complete2()
11441 	offset = iphlen + sizeof(struct sctphdr);  in sctp_send_packet_dropped()
11494 	    sizeof(struct sctphdr) + SCTP_MED_OVERHEAD));  in sctp_send_packet_dropped()
12225     struct sctphdr *sh, uint32_t vtag, struct mbuf *cause,  in sctp_send_abort()
12243     struct sctphdr *sh, uint32_t vtag, struct mbuf *cause,  in sctp_send_operr_to()