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-rw-r--r--include/net/ipv6.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 49c48983019f..e0a612bc9c4e 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -383,6 +383,15 @@ static inline int ipv6_addr_orchid(const struct in6_addr *a)
== htonl(0x20010010));
}
+static inline void ipv6_addr_set_v4mapped(const __be32 addr,
+ struct in6_addr *v4mapped)
+{
+ ipv6_addr_set(v4mapped,
+ 0, 0,
+ htonl(0x0000FFFF),
+ addr);
+}
+
/*
* find the first different bit between two addresses
* length of address must be a multiple of 32bits