512 #define	IN6_IS_ADDR_UNSPECIFIED(addr) \  argument
513 	(((addr)->_S6_un._S6_u32[3] == 0) && \
514 	((addr)->_S6_un._S6_u32[2] == 0) && \
515 	((addr)->_S6_un._S6_u32[1] == 0) && \
516 	((addr)->_S6_un._S6_u32[0] == 0))
519 #define	IN6_IS_ADDR_LOOPBACK(addr) \  argument
520 	(((addr)->_S6_un._S6_u32[3] == 0x00000001) && \
521 	((addr)->_S6_un._S6_u32[2] == 0) && \
522 	((addr)->_S6_un._S6_u32[1] == 0) && \
523 	((addr)->_S6_un._S6_u32[0] == 0))
525 #define	IN6_IS_ADDR_LOOPBACK(addr) \  argument
526 	(((addr)->_S6_un._S6_u32[3] == 0x01000000) && \
527 	((addr)->_S6_un._S6_u32[2] == 0) && \
528 	((addr)->_S6_un._S6_u32[1] == 0) && \
529 	((addr)->_S6_un._S6_u32[0] == 0))
533 #define	IN6_IS_ADDR_MULTICAST(addr) \  argument
534 	(((addr)->_S6_un._S6_u32[0] & 0xff000000) == 0xff000000)
536 #define	IN6_IS_ADDR_MULTICAST(addr) \  argument
537 	(((addr)->_S6_un._S6_u32[0] & 0x000000ff) == 0x000000ff)
541 #define	IN6_IS_ADDR_LINKLOCAL(addr) \  argument
542 	(((addr)->_S6_un._S6_u32[0] & 0xffc00000) == 0xfe800000)
544 #define	IN6_IS_ADDR_LINKLOCAL(addr) \  argument
545 	(((addr)->_S6_un._S6_u32[0] & 0x0000c0ff) == 0x000080fe)
549 #define	IN6_IS_ADDR_SITELOCAL(addr) \  argument
550 	(((addr)->_S6_un._S6_u32[0] & 0xffc00000) == 0xfec00000)
552 #define	IN6_IS_ADDR_SITELOCAL(addr) \  argument
553 	(((addr)->_S6_un._S6_u32[0] & 0x0000c0ff) == 0x0000c0fe)
557 #define	IN6_IS_ADDR_V4MAPPED(addr) \  argument
558 	(((addr)->_S6_un._S6_u32[2] == 0x0000ffff) && \
559 	((addr)->_S6_un._S6_u32[1] == 0) && \
560 	((addr)->_S6_un._S6_u32[0] == 0))
562 #define	IN6_IS_ADDR_V4MAPPED(addr) \  argument
563 	(((addr)->_S6_un._S6_u32[2] == 0xffff0000U) && \
564 	((addr)->_S6_un._S6_u32[1] == 0) && \
565 	((addr)->_S6_un._S6_u32[0] == 0))
574 #define	IN6_IS_ADDR_V4MAPPED_ANY(addr) \  argument
575 	(((addr)->_S6_un._S6_u32[3] == 0) && \
576 	((addr)->_S6_un._S6_u32[2] == 0x0000ffff) && \
577 	((addr)->_S6_un._S6_u32[1] == 0) && \
578 	((addr)->_S6_un._S6_u32[0] == 0))
580 #define	IN6_IS_ADDR_V4MAPPED_ANY(addr) \  argument
581 	(((addr)->_S6_un._S6_u32[3] == 0) && \
582 	((addr)->_S6_un._S6_u32[2] == 0xffff0000U) && \
583 	((addr)->_S6_un._S6_u32[1] == 0) && \
584 	((addr)->_S6_un._S6_u32[0] == 0))
589 #define	IN6_IS_ADDR_V4COMPAT(addr) \  argument
590 	(((addr)->_S6_un._S6_u32[2] == 0) && \
591 	((addr)->_S6_un._S6_u32[1] == 0) && \
592 	((addr)->_S6_un._S6_u32[0] == 0) && \
593 	!((addr)->_S6_un._S6_u32[3] == 0) && \
594 	!((addr)->_S6_un._S6_u32[3] == 0x00000001))
597 #define	IN6_IS_ADDR_V4COMPAT(addr) \  argument
598 	(((addr)->_S6_un._S6_u32[2] == 0) && \
599 	((addr)->_S6_un._S6_u32[1] == 0) && \
600 	((addr)->_S6_un._S6_u32[0] == 0) && \
601 	!((addr)->_S6_un._S6_u32[3] == 0) && \
602 	!((addr)->_S6_un._S6_u32[3] == 0x01000000))
612 #define	IN6_IS_ADDR_MC_RESERVED(addr) \  argument
613 	(((addr)->_S6_un._S6_u32[0] & 0xff0f0000) == 0xff000000)
616 #define	IN6_IS_ADDR_MC_RESERVED(addr) \  argument
617 	(((addr)->_S6_un._S6_u32[0] & 0x00000fff) == 0x000000ff)
621 #define	IN6_IS_ADDR_MC_NODELOCAL(addr) \  argument
622 	(((addr)->_S6_un._S6_u32[0] & 0xff0f0000) == 0xff010000)
624 #define	IN6_IS_ADDR_MC_NODELOCAL(addr) \  argument
625 	(((addr)->_S6_un._S6_u32[0] & 0x00000fff) == 0x000001ff)
629 #define	IN6_IS_ADDR_MC_LINKLOCAL(addr) \  argument
630 	(((addr)->_S6_un._S6_u32[0] & 0xff0f0000) == 0xff020000)
632 #define	IN6_IS_ADDR_MC_LINKLOCAL(addr) \  argument
633 	(((addr)->_S6_un._S6_u32[0] & 0x00000fff) == 0x000002ff)
637 #define	IN6_IS_ADDR_MC_SITELOCAL(addr) \  argument
638 	(((addr)->_S6_un._S6_u32[0] & 0xff0f0000) == 0xff050000)
640 #define	IN6_IS_ADDR_MC_SITELOCAL(addr) \  argument
641 	(((addr)->_S6_un._S6_u32[0] & 0x00000fff) == 0x000005ff)
645 #define	IN6_IS_ADDR_MC_ORGLOCAL(addr) \  argument
646 	(((addr)->_S6_un._S6_u32[0] & 0xff0f0000) == 0xff080000)
648 #define	IN6_IS_ADDR_MC_ORGLOCAL(addr) \  argument
649 	(((addr)->_S6_un._S6_u32[0] & 0x00000fff) == 0x000008ff)
653 #define	IN6_IS_ADDR_MC_GLOBAL(addr) \  argument
654 	(((addr)->_S6_un._S6_u32[0] & 0xff0f0000) == 0xff0e0000)
656 #define	IN6_IS_ADDR_MC_GLOBAL(addr) \  argument
657 	(((addr)->_S6_un._S6_u32[0] & 0x00000fff) == 0x00000eff)
667 #define	IN6_IS_ADDR_MC_SOLICITEDNODE(addr)			\  argument
668 	(((addr)->_S6_un._S6_u32[0] == 0xff020000) &&		\
669 	((addr)->_S6_un._S6_u32[1] == 0x00000000) &&		\
670 	((addr)->_S6_un._S6_u32[2] == 0x00000001) &&		\
671 	(((addr)->_S6_un._S6_u32[3] & 0xff000000) == 0xff000000))
673 #define	IN6_IS_ADDR_MC_SOLICITEDNODE(addr)			\  argument
674 	(((addr)->_S6_un._S6_u32[0] == 0x000002ff) &&		\
675 	((addr)->_S6_un._S6_u32[1] == 0x00000000) &&		\
676 	((addr)->_S6_un._S6_u32[2] == 0x01000000) &&		\
677 	(((addr)->_S6_un._S6_u32[3] & 0x000000ff) == 0x000000ff))
687 #define	IN6_IS_ADDR_6TO4(addr) \  argument
688 	(((addr)->_S6_un._S6_u32[0] & 0xffff0000) == 0x20020000)
690 #define	IN6_IS_ADDR_6TO4(addr) \  argument
691 	(((addr)->_S6_un._S6_u32[0] & 0x0000ffff) == 0x00000220)
705 #define	IN6_IS_ADDR_LINKSCOPE(addr) \  argument
706 	(IN6_IS_ADDR_LINKLOCAL(addr) || IN6_IS_ADDR_MC_LINKLOCAL(addr) || \
707 	IN6_IS_ADDR_MC_NODELOCAL(addr))
1147 extern int inet6_rth_add(void *bp, const struct in6_addr *addr);