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ipv6: Make ipv6_addr_is_XXX() return boolean.

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

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki 2013-01-21 02:38:38 +09:00 committed by David S. Miller
parent ad327910c4
commit b27b28cb44
1 changed files with 4 additions and 4 deletions
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8
include/net/addrconf.h
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@ -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);
} }