441 inet6_opt_init(void *extbuf, socklen_t extlen)  in inet6_opt_init()  argument
443 	struct ip6_ext *ext = (struct ip6_ext *)extbuf;  in inet6_opt_init()
455 inet6_opt_append(void *extbuf, socklen_t extlen, int offset, uint8_t type,  in inet6_opt_append()  argument
496 	if (extbuf) {  in inet6_opt_append()
497 		uint8_t *optp = (uint8_t *)extbuf + offset;  in inet6_opt_append()
522 inet6_opt_finish(void *extbuf, socklen_t extlen, int offset)  in inet6_opt_finish()  argument
526 	if (extbuf) {  in inet6_opt_finish()
533 		padp = (uint8_t *)extbuf + offset;  in inet6_opt_finish()
555 inet6_opt_next(void *extbuf, socklen_t extlen, int offset, uint8_t *typep,  in inet6_opt_next()  argument
564 	lim = (uint8_t *)extbuf + extlen;  in inet6_opt_next()
572 		optp = (uint8_t *)(void *)((struct ip6_hbh *)extbuf + 1);  in inet6_opt_next()
574 		optp = (uint8_t *)extbuf + offset;  in inet6_opt_next()
594 			rv = optp + optlen - (uint8_t *)extbuf;  in inet6_opt_next()
606 inet6_opt_find(void *extbuf, socklen_t extlen, int offset, uint8_t type,  in inet6_opt_find()  argument
615 	lim = (uint8_t *)extbuf + extlen;  in inet6_opt_find()
623 		optp = (uint8_t *)(void *)((struct ip6_hbh *)extbuf + 1);  in inet6_opt_find()
625 		optp = (uint8_t *)extbuf + offset;  in inet6_opt_find()
636 			td = optp + optlen - (uint8_t *)extbuf;  in inet6_opt_find()