126 inet6_option_append(struct cmsghdr *cmsg, const uint8_t *typep, int multx,  in inet6_option_append()  argument
133 	_DIAGASSERT(cmsg != NULL);  in inet6_option_append()
136 	bp = (uint8_t *)(void *)cmsg + cmsg->cmsg_len;  in inet6_option_append()
137 	eh = (struct ip6_ext *)(void *)CMSG_DATA(cmsg);  in inet6_option_append()
152 		cmsg->cmsg_len += 2;  in inet6_option_append()
163 	_DIAGASSERT(__type_fit(socklen_t, padlen + cmsg->cmsg_len));  in inet6_option_append()
164 	cmsg->cmsg_len += (socklen_t)padlen;  in inet6_option_append()
174 	_DIAGASSERT(__type_fit(socklen_t, optlen + cmsg->cmsg_len));  in inet6_option_append()
175 	cmsg->cmsg_len += (socklen_t)optlen;  in inet6_option_append()
182 	_DIAGASSERT(__type_fit(socklen_t, padlen + cmsg->cmsg_len));  in inet6_option_append()
183 	cmsg->cmsg_len += (socklen_t)padlen;  in inet6_option_append()
207 inet6_option_alloc(struct cmsghdr *cmsg, int datalen, int multx, int plusy)  in inet6_option_alloc()  argument
214 	_DIAGASSERT(cmsg != NULL);  in inet6_option_alloc()
216 	bp = (uint8_t *)(void *)cmsg + cmsg->cmsg_len;  in inet6_option_alloc()
217 	eh = (struct ip6_ext *)(void *)CMSG_DATA(cmsg);  in inet6_option_alloc()
232 		cmsg->cmsg_len += 2;  in inet6_option_alloc()
243 	cmsg->cmsg_len += (socklen_t)padlen;  in inet6_option_alloc()
249 	cmsg->cmsg_len += datalen;  in inet6_option_alloc()
256 	_DIAGASSERT(__type_fit(socklen_t, padlen + cmsg->cmsg_len));  in inet6_option_alloc()
257 	cmsg->cmsg_len += (socklen_t)padlen;  in inet6_option_alloc()
278 inet6_option_next(const struct cmsghdr *cmsg, uint8_t **tptrp)  in inet6_option_next()  argument
284 	_DIAGASSERT(cmsg != NULL);  in inet6_option_next()
287 	if (cmsg->cmsg_level != IPPROTO_IPV6 ||  in inet6_option_next()
288 	    (cmsg->cmsg_type != IPV6_HOPOPTS &&  in inet6_option_next()
289 	     cmsg->cmsg_type != IPV6_DSTOPTS))  in inet6_option_next()
293 	if (cmsg->cmsg_len < CMSG_SPACE(sizeof(struct ip6_ext)))  in inet6_option_next()
295 	ip6e = __UNCONST(CCMSG_DATA(cmsg));  in inet6_option_next()
297 	if (cmsg->cmsg_len < CMSG_SPACE(hdrlen))  in inet6_option_next()
337 inet6_option_find(const struct cmsghdr *cmsg, uint8_t **tptrp, int type)  in inet6_option_find()  argument
343 	_DIAGASSERT(cmsg != NULL);  in inet6_option_find()
346 	if (cmsg->cmsg_level != IPPROTO_IPV6 ||  in inet6_option_find()
347 	    (cmsg->cmsg_type != IPV6_HOPOPTS &&  in inet6_option_find()
348 	     cmsg->cmsg_type != IPV6_DSTOPTS))  in inet6_option_find()
352 	if (cmsg->cmsg_len < CMSG_SPACE(sizeof(struct ip6_ext)))  in inet6_option_find()
354 	ip6e = __UNCONST(CCMSG_DATA(cmsg));  in inet6_option_find()
356 	if (cmsg->cmsg_len < CMSG_SPACE(hdrlen))  in inet6_option_find()