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authorAurélien Charbon <aurelien.charbon@ext.bull.net>2008-01-18 09:50:56 -0500
committerJ. Bruce Fields <bfields@citi.umich.edu>2008-04-23 16:13:36 -0400
commitf15364bd4cf8799a7677b6daeed7b67d9139d974 (patch)
treebef48016533d184ea171d4b64336a5ad65ebc18e /include/net
parentd751a7cd0695554498f25d3026ca6710dbb3698f (diff)
IPv6 support for NFS server export caches
This adds IPv6 support to the interfaces that are used to express nfsd exports. All addressed are stored internally as IPv6; backwards compatibility is maintained using mapped addresses. Thanks to Bruce Fields, Brian Haley, Neil Brown and Hideaki Joshifuji for comments Signed-off-by: Aurelien Charbon <aurelien.charbon@bull.net> Cc: Neil Brown <neilb@suse.de> Cc: Brian Haley <brian.haley@hp.com> Cc: YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'include/net')
-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)
383 == htonl(0x20010010)); 383 == htonl(0x20010010));
384} 384}
385 385
386static inline void ipv6_addr_set_v4mapped(const __be32 addr,
387 struct in6_addr *v4mapped)
388{
389 ipv6_addr_set(v4mapped,
390 0, 0,
391 htonl(0x0000FFFF),
392 addr);
393}
394
386/* 395/*
387 * find the first different bit between two addresses 396 * find the first different bit between two addresses
388 * length of address must be a multiple of 32bits 397 * length of address must be a multiple of 32bits