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authorPatrick McHardy <kaber@trash.net>2007-12-17 21:50:37 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:58:36 -0800
commit3bc3fe5eed5e866c0871db6d745f3bf58af004ef (patch)
tree01c1906660209aeebd21307d61b5078d37e5baed /include/linux/netfilter_ipv6/ip6_tables.h
parentd924357c50d83e76d30dd5b81b5804815a2ae31c (diff)
[NETFILTER]: ip6_tables: add compat support
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netfilter_ipv6/ip6_tables.h')
-rw-r--r--include/linux/netfilter_ipv6/ip6_tables.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h
index 8257b52015f3..c1124826bf29 100644
--- a/include/linux/netfilter_ipv6/ip6_tables.h
+++ b/include/linux/netfilter_ipv6/ip6_tables.h
@@ -326,5 +326,40 @@ extern int ip6_masked_addrcmp(const struct in6_addr *addr1,
#define IP6T_ALIGN(s) (((s) + (__alignof__(struct ip6t_entry)-1)) & ~(__alignof__(struct ip6t_entry)-1))
+#ifdef CONFIG_COMPAT
+#include <net/compat.h>
+
+struct compat_ip6t_entry
+{
+ struct ip6t_ip6 ipv6;
+ compat_uint_t nfcache;
+ u_int16_t target_offset;
+ u_int16_t next_offset;
+ compat_uint_t comefrom;
+ struct compat_xt_counters counters;
+ unsigned char elems[0];
+};
+
+static inline struct ip6t_entry_target *
+compat_ip6t_get_target(struct compat_ip6t_entry *e)
+{
+ return (void *)e + e->target_offset;
+}
+
+#define COMPAT_IP6T_ALIGN(s) COMPAT_XT_ALIGN(s)
+
+/* fn returns 0 to continue iteration */
+#define COMPAT_IP6T_MATCH_ITERATE(e, fn, args...) \
+ XT_MATCH_ITERATE(struct compat_ip6t_entry, e, fn, ## args)
+
+/* fn returns 0 to continue iteration */
+#define COMPAT_IP6T_ENTRY_ITERATE(entries, size, fn, args...) \
+ XT_ENTRY_ITERATE(struct compat_ip6t_entry, entries, size, fn, ## args)
+
+#define COMPAT_IP6T_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \
+ XT_ENTRY_ITERATE_CONTINUE(struct compat_ip6t_entry, entries, size, n, \
+ fn, ## args)
+
+#endif /* CONFIG_COMPAT */
#endif /*__KERNEL__*/
#endif /* _IP6_TABLES_H */

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