diff options
Diffstat (limited to 'include/linux/netfilter_ipv6/ip6_tables.h')
-rw-r--r-- | include/linux/netfilter_ipv6/ip6_tables.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h new file mode 100644 index 000000000..8b8885a73 --- /dev/null +++ b/include/linux/netfilter_ipv6/ip6_tables.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * 25-Jul-1998 Major changes to allow for ip chain table + * + * 3-Jan-2000 Named tables to allow packet selection for different uses. + */ + +/* + * Format of an IP6 firewall descriptor + * + * src, dst, src_mask, dst_mask are always stored in network byte order. + * flags are stored in host byte order (of course). + * Port numbers are stored in HOST byte order. + */ +#ifndef _IP6_TABLES_H +#define _IP6_TABLES_H + +#include <linux/if.h> +#include <linux/in6.h> +#include <linux/init.h> +#include <linux/ipv6.h> +#include <linux/skbuff.h> +#include <uapi/linux/netfilter_ipv6/ip6_tables.h> + +extern void *ip6t_alloc_initial_table(const struct xt_table *); + +int ip6t_register_table(struct net *net, const struct xt_table *table, + const struct ip6t_replace *repl, + const struct nf_hook_ops *ops); +void ip6t_unregister_table_pre_exit(struct net *net, const char *name); +void ip6t_unregister_table_exit(struct net *net, const char *name); +extern unsigned int ip6t_do_table(void *priv, struct sk_buff *skb, + const struct nf_hook_state *state); + +#ifdef CONFIG_NETFILTER_XTABLES_COMPAT +#include <net/compat.h> + +struct compat_ip6t_entry { + struct ip6t_ip6 ipv6; + compat_uint_t nfcache; + __u16 target_offset; + __u16 next_offset; + compat_uint_t comefrom; + struct compat_xt_counters counters; + unsigned char elems[]; +}; + +static inline struct xt_entry_target * +compat_ip6t_get_target(struct compat_ip6t_entry *e) +{ + return (void *)e + e->target_offset; +} + +#endif /* CONFIG_COMPAT */ +#endif /* _IP6_TABLES_H */ |