diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-03-15 14:27:06 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-03-15 14:27:06 +0000 |
commit | 2d3b5fa3a39d16c880bda3cf2bd9dd6ed5a01f74 (patch) | |
tree | e20283fe2ed46aa35c8ca5fc1724ba067cd2e2f8 /include/net/ip6_route.h | |
parent | 3f17522ce461a31e7ced6311b28fcf5b8a763316 (diff) | |
parent | 7278a22143b003e9af7b9ca1b5f1c40ae4b55d98 (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/lethal/genesis-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 4a808de7c0f..68f67836e14 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); |