![Florian Westphal](/assets/img/avatar_default.png)
similar to previous change, this also allows to remove it from nf_ipv6_ops and avoid the indirection. It also removes the bogus dependency of nf_conntrack_ipv6 on ipv6 module: ipv6 checksum functions are built into kernel even if CONFIG_IPV6=m, but ipv6/netfilter.o isn't. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
/* IPv6-specific defines for netfilter.
|
|
* (C)1998 Rusty Russell -- This code is GPL.
|
|
* (C)1999 David Jeffery
|
|
* this header was blatantly ripped from netfilter_ipv4.h
|
|
* it's amazing what adding a bunch of 6s can do =8^)
|
|
*/
|
|
#ifndef __LINUX_IP6_NETFILTER_H
|
|
#define __LINUX_IP6_NETFILTER_H
|
|
|
|
#include <uapi/linux/netfilter_ipv6.h>
|
|
|
|
/* Extra routing may needed on local out, as the QUEUE target never returns
|
|
* control to the table.
|
|
*/
|
|
struct ip6_rt_info {
|
|
struct in6_addr daddr;
|
|
struct in6_addr saddr;
|
|
u_int32_t mark;
|
|
};
|
|
|
|
struct nf_queue_entry;
|
|
|
|
/*
|
|
* Hook functions for ipv6 to allow xt_* modules to be built-in even
|
|
* if IPv6 is a module.
|
|
*/
|
|
struct nf_ipv6_ops {
|
|
int (*chk_addr)(struct net *net, const struct in6_addr *addr,
|
|
const struct net_device *dev, int strict);
|
|
void (*route_input)(struct sk_buff *skb);
|
|
int (*fragment)(struct net *net, struct sock *sk, struct sk_buff *skb,
|
|
int (*output)(struct net *, struct sock *, struct sk_buff *));
|
|
int (*route)(struct net *net, struct dst_entry **dst, struct flowi *fl,
|
|
bool strict);
|
|
int (*reroute)(struct sk_buff *skb, const struct nf_queue_entry *entry);
|
|
};
|
|
|
|
#ifdef CONFIG_NETFILTER
|
|
int ip6_route_me_harder(struct net *net, struct sk_buff *skb);
|
|
__sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook,
|
|
unsigned int dataoff, u_int8_t protocol);
|
|
|
|
int ipv6_netfilter_init(void);
|
|
void ipv6_netfilter_fini(void);
|
|
|
|
extern const struct nf_ipv6_ops __rcu *nf_ipv6_ops;
|
|
static inline const struct nf_ipv6_ops *nf_get_ipv6_ops(void)
|
|
{
|
|
return rcu_dereference(nf_ipv6_ops);
|
|
}
|
|
|
|
#else /* CONFIG_NETFILTER */
|
|
static inline int ipv6_netfilter_init(void) { return 0; }
|
|
static inline void ipv6_netfilter_fini(void) { return; }
|
|
static inline const struct nf_ipv6_ops *nf_get_ipv6_ops(void) { return NULL; }
|
|
#endif /* CONFIG_NETFILTER */
|
|
|
|
#endif /*__LINUX_IP6_NETFILTER_H*/
|