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authorYOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org>2013-01-20 07:39:00 +0000
committerDavid S. Miller <davem@davemloft.net>2013-01-20 22:29:49 -0500
commitca97a644d752b46e5e08526e36705c3b0dd03f5f (patch)
tree2c36826f1f6e843a5bd5c0d20831290649bbca56 /include/net/addrconf.h
parentb27b28cb445975dc02d2e7d9437d23af76a51571 (diff)
ipv6: Introduce ipv6_addr_is_solict_mult() to check Solicited Node Multicast Addresses.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/addrconf.h')
-rw-r--r--include/net/addrconf.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index c6a44213fc7..3a3eeb407f4 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -305,6 +305,14 @@ static inline bool ipv6_addr_is_isatap(const struct in6_addr *addr)
return (addr->s6_addr32[2] | htonl(0x02000000)) == htonl(0x02005EFE);
}
+static inline bool ipv6_addr_is_solict_mult(const struct in6_addr *addr)
+{
+ return (addr->s6_addr32[0] == htonl(0xff020000) &&
+ addr->s6_addr32[1] == htonl(0x00000000) &&
+ addr->s6_addr32[2] == htonl(0x00000001) &&
+ addr->s6_addr[12] == 0xff);
+}
+
#ifdef CONFIG_PROC_FS
extern int if6_proc_init(void);
extern void if6_proc_exit(void);