sys/netinet/sctp_output.c

2030     uint16_t *padding_len, uint16_t *chunk_len)
2127 					if ((chunk_len != NULL) &&
2130 						memset(mtod(m_at, caddr_t)+*chunk_len, 0, *padding_len);
2132 						*chunk_len += *padding_len;
2135 					m_at = sctp_add_addr_to_mbuf(m_at, sctp_ifap, chunk_len);
2200 				if ((chunk_len != NULL) &&
2203 					memset(mtod(m_at, caddr_t)+*chunk_len, 0, *padding_len);
2205 					*chunk_len += *padding_len;
2208 				m_at = sctp_add_addr_to_mbuf(m_at, laddr->ifa, chunk_len);
4628 	uint16_t num_ext, chunk_len, padding_len, parameter_len;
4670 	chunk_len = (uint16_t)sizeof(struct sctp_init_chunk);
4691 		ali = (struct sctp_adaptation_layer_indication *)(mtod(m, caddr_t)+chunk_len);
4695 		chunk_len += parameter_len;
4701 		ph = (struct sctp_paramhdr *)(mtod(m, caddr_t)+chunk_len);
4704 		chunk_len += parameter_len;
4710 		ph = (struct sctp_paramhdr *)(mtod(m, caddr_t)+chunk_len);
4713 		chunk_len += parameter_len;
4719 		ph = (struct sctp_paramhdr *)(mtod(m, caddr_t)+chunk_len);
4722 		chunk_len += parameter_len;
4727 	pr_supported = (struct sctp_supported_chunk_types_param *)(mtod(m, caddr_t)+chunk_len);
4758 		chunk_len += parameter_len;
4767 				memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
4768 				chunk_len += padding_len;
4771 			randp = (struct sctp_auth_random *)(mtod(m, caddr_t)+chunk_len);
4776 			chunk_len += parameter_len;
4783 				memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
4784 				chunk_len += padding_len;
4787 			hmacs = (struct sctp_auth_hmac_algo *)(mtod(m, caddr_t)+chunk_len);
4794 			chunk_len += parameter_len;
4801 				memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
4802 				chunk_len += padding_len;
4805 			chunks = (struct sctp_auth_chunk_list *)(mtod(m, caddr_t)+chunk_len);
4812 			chunk_len += parameter_len;
4821 			memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
4822 			chunk_len += padding_len;
4826 		cookie_preserve = (struct sctp_cookie_perserve_param *)(mtod(m, caddr_t)+chunk_len);
4831 		chunk_len += parameter_len;
4838 			memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
4839 			chunk_len += padding_len;
4849 		sup_addr = (struct sctp_supported_addr_param *)(mtod(m, caddr_t)+chunk_len);
4860 		chunk_len += parameter_len;
4863 	SCTP_BUF_LEN(m) = chunk_len;
4873 	    &padding_len, &chunk_len);
4875 	init->ch.chunk_length = htons(chunk_len);
5496 	uint16_t num_ext, chunk_len, padding_len, parameter_len;
5559 	chunk_len = (uint16_t)sizeof(struct sctp_init_ack_chunk);
5884 		ali = (struct sctp_adaptation_layer_indication *)(mtod(m, caddr_t)+chunk_len);
5888 		chunk_len += parameter_len;
5895 		ph = (struct sctp_paramhdr *)(mtod(m, caddr_t)+chunk_len);
5898 		chunk_len += parameter_len;
5905 		ph = (struct sctp_paramhdr *)(mtod(m, caddr_t)+chunk_len);
5908 		chunk_len += parameter_len;
5914 		ph = (struct sctp_paramhdr *)(mtod(m, caddr_t)+chunk_len);
5917 		chunk_len += parameter_len;
5922 	pr_supported = (struct sctp_supported_chunk_types_param *)(mtod(m, caddr_t)+chunk_len);
5961 		chunk_len += parameter_len;
5972 			memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
5973 			chunk_len += padding_len;
5977 		randp = (struct sctp_auth_random *)(mtod(m, caddr_t)+chunk_len);
5984 		chunk_len += parameter_len;
5987 			memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
5988 			chunk_len += padding_len;
5992 		hmacs = (struct sctp_auth_hmac_algo *)(mtod(m, caddr_t)+chunk_len);
5999 		chunk_len += parameter_len;
6002 			memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
6003 			chunk_len += padding_len;
6007 		chunks = (struct sctp_auth_chunk_list *)(mtod(m, caddr_t)+chunk_len);
6014 		chunk_len += parameter_len;
6016 	SCTP_BUF_LEN(m) = chunk_len;
6033 	    &padding_len, &chunk_len);
6036 		memset(mtod(m, caddr_t)+chunk_len, 0, padding_len);
6037 		chunk_len += padding_len;
6053 		chunk_len += parameter_len;
6062 		chunk_len += padding_len;
6082 	chunk_len += parameter_len;
6088 	initack->ch.chunk_length = htons(chunk_len);
10853 	uint16_t cause_len, chunk_len, padding_len;
10889 	chunk_len = (uint16_t)sizeof(struct sctp_abort_chunk) + cause_len;
10890 	padding_len = SCTP_SIZE32(chunk_len) - chunk_len;
10915 	abort->ch.chunk_length = htons(chunk_len);
13710 	int chunk_len;
13737 	chunk_len = sizeof(*auth) +
13739 	auth->ch.chunk_length = htons(chunk_len);
13750 	SCTP_BUF_LEN(m_auth) = chunk_len;
13751 	m = sctp_copy_mbufchain(m_auth, m, m_end, 1, chunk_len, 0);