diff options
| author | Patrick McHardy <kaber@trash.net> | 2007-12-17 22:26:54 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 14:58:49 -0800 |
| commit | d6a2ba07c31b0497fc82a8c175400ea8747da2ef (patch) | |
| tree | 57e82c63adafdcf1bd80ed57290624a7d1a4ea5f /include/linux | |
| parent | 11f6dff8af95d8d1d14bef70d384029c5acf6e04 (diff) | |
[NETFILTER]: arp_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')
| -rw-r--r-- | include/linux/netfilter_arp/arp_tables.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/netfilter_arp/arp_tables.h b/include/linux/netfilter_arp/arp_tables.h index 7ade26b025a4..53dd4df27aa1 100644 --- a/include/linux/netfilter_arp/arp_tables.h +++ b/include/linux/netfilter_arp/arp_tables.h @@ -281,5 +281,36 @@ extern unsigned int arpt_do_table(struct sk_buff *skb, struct arpt_table *table); #define ARPT_ALIGN(s) XT_ALIGN(s) + +#ifdef CONFIG_COMPAT +#include <net/compat.h> + +struct compat_arpt_entry +{ + struct arpt_arp arp; + 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 arpt_entry_target * +compat_arpt_get_target(struct compat_arpt_entry *e) +{ + return (void *)e + e->target_offset; +} + +#define COMPAT_ARPT_ALIGN(s) COMPAT_XT_ALIGN(s) + +/* fn returns 0 to continue iteration */ +#define COMPAT_ARPT_ENTRY_ITERATE(entries, size, fn, args...) \ + XT_ENTRY_ITERATE(struct compat_arpt_entry, entries, size, fn, ## args) + +#define COMPAT_ARPT_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \ + XT_ENTRY_ITERATE_CONTINUE(struct compat_arpt_entry, entries, size, n, \ + fn, ## args) + +#endif /* CONFIG_COMPAT */ #endif /*__KERNEL__*/ #endif /* _ARPTABLES_H */ |