638 #define ICMP6_FILTER_SETPASSALL(filterp) \  argument
639 	memset(filterp, 0xff, sizeof(struct icmp6_filter))
640 #define ICMP6_FILTER_SETBLOCKALL(filterp) \  argument
641 	memset(filterp, 0x00, sizeof(struct icmp6_filter))
643 #define ICMP6_FILTER_SETPASS(type, filterp) \  argument
644 	(((filterp)->icmp6_filt[(type) >> 5]) |= (1u << ((type) & 31)))
645 #define ICMP6_FILTER_SETBLOCK(type, filterp) \  argument
646 	(((filterp)->icmp6_filt[(type) >> 5]) &= ~(1u << ((type) & 31)))
647 #define ICMP6_FILTER_WILLPASS(type, filterp) \  argument
648 	((((filterp)->icmp6_filt[(type) >> 5]) & (1u << ((type) & 31))) != 0)
649 #define ICMP6_FILTER_WILLBLOCK(type, filterp) \  argument
650 	((((filterp)->icmp6_filt[(type) >> 5]) & (1u << ((type) & 31))) == 0)