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Commit b27b28cb authored by YOSHIFUJI Hideaki's avatar YOSHIFUJI Hideaki Committed by David S. Miller
Browse files

ipv6: Make ipv6_addr_is_XXX() return boolean.



ipv6_addr_is_{multicast,ll_all_nodes,ll_all_routers,isatap}()
return boolean.

Signed-off-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ad327910
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+4 −4
Original line number Original line Diff line number Diff line
@@ -281,26 +281,26 @@ static inline void addrconf_addr_solict_mult(const struct in6_addr *addr,
		      htonl(0xFF000000) | addr->s6_addr32[3]);
		      htonl(0xFF000000) | addr->s6_addr32[3]);
}
}


static inline int ipv6_addr_is_multicast(const struct in6_addr *addr)
static inline bool ipv6_addr_is_multicast(const struct in6_addr *addr)
{
{
	return (addr->s6_addr32[0] & htonl(0xFF000000)) == htonl(0xFF000000);
	return (addr->s6_addr32[0] & htonl(0xFF000000)) == htonl(0xFF000000);
}
}


static inline int ipv6_addr_is_ll_all_nodes(const struct in6_addr *addr)
static inline bool ipv6_addr_is_ll_all_nodes(const struct in6_addr *addr)
{
{
	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
		addr->s6_addr32[1] | addr->s6_addr32[2] |
		addr->s6_addr32[1] | addr->s6_addr32[2] |
		(addr->s6_addr32[3] ^ htonl(0x00000001))) == 0;
		(addr->s6_addr32[3] ^ htonl(0x00000001))) == 0;
}
}


static inline int ipv6_addr_is_ll_all_routers(const struct in6_addr *addr)
static inline bool ipv6_addr_is_ll_all_routers(const struct in6_addr *addr)
{
{
	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
	return ((addr->s6_addr32[0] ^ htonl(0xff020000)) |
		addr->s6_addr32[1] | addr->s6_addr32[2] |
		addr->s6_addr32[1] | addr->s6_addr32[2] |
		(addr->s6_addr32[3] ^ htonl(0x00000002))) == 0;
		(addr->s6_addr32[3] ^ htonl(0x00000002))) == 0;
}
}


static inline int ipv6_addr_is_isatap(const struct in6_addr *addr)
static inline bool ipv6_addr_is_isatap(const struct in6_addr *addr)
{
{
	return (addr->s6_addr32[2] | htonl(0x02000000)) == htonl(0x02005EFE);
	return (addr->s6_addr32[2] | htonl(0x02000000)) == htonl(0x02005EFE);
}
}