From 3bc3fe5eed5e866c0871db6d745f3bf58af004ef Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Mon, 17 Dec 2007 21:50:37 -0800 Subject: [NETFILTER]: ip6_tables: add compat support Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- include/linux/netfilter_ipv6/ip6_tables.h | 35 +++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) (limited to 'include/linux/netfilter_ipv6') 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 + +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 */ -- cgit v1.2.3-59-g8ed1b