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author | David S. Miller <davem@davemloft.net> | 2010-04-03 15:49:14 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2010-04-03 15:49:14 -0700 |
commit | 87e8b821ed8db3dab03d96cd542e29666bf210aa (patch) | |
tree | 0027060473aafbbb125655ba027319c8a1a665fc /include/net/ip6_route.h | |
parent | sparc64: Fix array size reported by vmemmap_populate() (diff) | |
parent | Merge master.kernel.org:/home/rmk/linux-2.6-arm (diff) | |
download | linux-dev-87e8b821ed8db3dab03d96cd542e29666bf210aa.tar.xz linux-dev-87e8b821ed8db3dab03d96cd542e29666bf210aa.zip |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'include/net/ip6_route.h')
-rw-r--r-- | include/net/ip6_route.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index 4a808de7c0f6..68f67836e146 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -37,6 +37,24 @@ struct route_info { #define RT6_LOOKUP_F_SRCPREF_PUBLIC 0x00000010 #define RT6_LOOKUP_F_SRCPREF_COA 0x00000020 +/* + * rt6_srcprefs2flags() and rt6_flags2srcprefs() translate + * between IPV6_ADDR_PREFERENCES socket option values + * IPV6_PREFER_SRC_TMP = 0x1 + * IPV6_PREFER_SRC_PUBLIC = 0x2 + * IPV6_PREFER_SRC_COA = 0x4 + * and above RT6_LOOKUP_F_SRCPREF_xxx flags. + */ +static inline int rt6_srcprefs2flags(unsigned int srcprefs) +{ + /* No need to bitmask because srcprefs have only 3 bits. */ + return srcprefs << 3; +} + +static inline unsigned int rt6_flags2srcprefs(int flags) +{ + return (flags >> 3) & 7; +} extern void ip6_route_input(struct sk_buff *skb); |