274 inet6_rth_space(int type, int segments)  in inet6_rth_space()  argument
278 		if ((segments >= 0) && (segments <= 127))  in inet6_rth_space()
279 			return (((segments * 2) + 1) << 3);  in inet6_rth_space()
287 inet6_rth_init(void *bp, socklen_t bp_len, int type, int segments)  in inet6_rth_init()  argument
295 		if (bp_len < inet6_rth_space(IPV6_RTHDR_TYPE_0, segments))  in inet6_rth_init()
298 		if ((segments < 0) || (segments > 127))  in inet6_rth_init()
303 		rth0->ip6r0_len = segments * 2;  in inet6_rth_init()
344 	int i, segments;  in inet6_rth_reverse()  local
354 		segments = rth0_in->ip6r0_len / 2;  in inet6_rth_reverse()
359 		rth0_out->ip6r0_segleft = segments;  in inet6_rth_reverse()
362 		for (i = 0; i < segments / 2; i++) {  in inet6_rth_reverse()
367 				(segments - i - 1);  in inet6_rth_reverse()