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authorAurélien Charbon <aurelien.charbon@ext.bull.net>2008-01-18 15:50:56 +0100
committerJ. Bruce Fields <bfields@citi.umich.edu>2008-04-23 16:13:36 -0400
commitf15364bd4cf8799a7677b6daeed7b67d9139d974 (patch)
treebef48016533d184ea171d4b64336a5ad65ebc18e /include
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')
-rw-r--r--include/linux/sunrpc/svcauth.h5
-rw-r--r--include/net/ipv6.h9
2 files changed, 12 insertions, 2 deletions
diff --git a/include/linux/sunrpc/svcauth.h b/include/linux/sunrpc/svcauth.h
index 22e1ef8e200..d39dbdc7b10 100644
--- a/include/linux/sunrpc/svcauth.h
+++ b/include/linux/sunrpc/svcauth.h
@@ -24,6 +24,7 @@ struct svc_cred {
};
struct svc_rqst; /* forward decl */
+struct in6_addr;
/* Authentication is done in the context of a domain.
*
@@ -120,10 +121,10 @@ extern void svc_auth_unregister(rpc_authflavor_t flavor);
extern struct auth_domain *unix_domain_find(char *name);
extern void auth_domain_put(struct auth_domain *item);
-extern int auth_unix_add_addr(struct in_addr addr, struct auth_domain *dom);
+extern int auth_unix_add_addr(struct in6_addr *addr, struct auth_domain *dom);
extern struct auth_domain *auth_domain_lookup(char *name, struct auth_domain *new);
extern struct auth_domain *auth_domain_find(char *name);
-extern struct auth_domain *auth_unix_lookup(struct in_addr addr);
+extern struct auth_domain *auth_unix_lookup(struct in6_addr *addr);
extern int auth_unix_forget_old(struct auth_domain *dom);
extern void svcauth_unix_purge(void);
extern void svcauth_unix_info_release(void *);
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 49c48983019..e0a612bc9c4 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