82 lines
2.9 KiB
C
82 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _IPV6_STUBS_H
|
|
#define _IPV6_STUBS_H
|
|
|
|
#include <linux/in6.h>
|
|
#include <linux/netdevice.h>
|
|
#include <linux/skbuff.h>
|
|
#include <net/dst.h>
|
|
#include <net/flow.h>
|
|
#include <net/neighbour.h>
|
|
#include <net/sock.h>
|
|
|
|
/* structs from net/ip6_fib.h */
|
|
struct fib6_info;
|
|
struct fib6_nh;
|
|
struct fib6_config;
|
|
struct fib6_result;
|
|
|
|
/* This is ugly, ideally these symbols should be built
|
|
* into the core kernel.
|
|
*/
|
|
struct ipv6_stub {
|
|
int (*ipv6_sock_mc_join)(struct sock *sk, int ifindex,
|
|
const struct in6_addr *addr);
|
|
int (*ipv6_sock_mc_drop)(struct sock *sk, int ifindex,
|
|
const struct in6_addr *addr);
|
|
struct dst_entry *(*ipv6_dst_lookup_flow)(struct net *net,
|
|
const struct sock *sk,
|
|
struct flowi6 *fl6,
|
|
const struct in6_addr *final_dst);
|
|
int (*ipv6_route_input)(struct sk_buff *skb);
|
|
|
|
struct fib6_table *(*fib6_get_table)(struct net *net, u32 id);
|
|
int (*fib6_lookup)(struct net *net, int oif, struct flowi6 *fl6,
|
|
struct fib6_result *res, int flags);
|
|
int (*fib6_table_lookup)(struct net *net, struct fib6_table *table,
|
|
int oif, struct flowi6 *fl6,
|
|
struct fib6_result *res, int flags);
|
|
void (*fib6_select_path)(const struct net *net, struct fib6_result *res,
|
|
struct flowi6 *fl6, int oif, bool oif_match,
|
|
const struct sk_buff *skb, int strict);
|
|
u32 (*ip6_mtu_from_fib6)(const struct fib6_result *res,
|
|
const struct in6_addr *daddr,
|
|
const struct in6_addr *saddr);
|
|
|
|
int (*fib6_nh_init)(struct net *net, struct fib6_nh *fib6_nh,
|
|
struct fib6_config *cfg, gfp_t gfp_flags,
|
|
struct netlink_ext_ack *extack);
|
|
void (*fib6_nh_release)(struct fib6_nh *fib6_nh);
|
|
void (*fib6_update_sernum)(struct net *net, struct fib6_info *rt);
|
|
int (*ip6_del_rt)(struct net *net, struct fib6_info *rt, bool skip_notify);
|
|
void (*fib6_rt_update)(struct net *net, struct fib6_info *rt,
|
|
struct nl_info *info);
|
|
|
|
void (*udpv6_encap_enable)(void);
|
|
void (*ndisc_send_na)(struct net_device *dev, const struct in6_addr *daddr,
|
|
const struct in6_addr *solicited_addr,
|
|
bool router, bool solicited, bool override, bool inc_opt);
|
|
#if IS_ENABLED(CONFIG_XFRM)
|
|
void (*xfrm6_local_rxpmtu)(struct sk_buff *skb, u32 mtu);
|
|
int (*xfrm6_udp_encap_rcv)(struct sock *sk, struct sk_buff *skb);
|
|
int (*xfrm6_rcv_encap)(struct sk_buff *skb, int nexthdr, __be32 spi,
|
|
int encap_type);
|
|
#endif
|
|
struct neigh_table *nd_tbl;
|
|
};
|
|
extern const struct ipv6_stub *ipv6_stub __read_mostly;
|
|
|
|
/* A stub used by bpf helpers. Similarly ugly as ipv6_stub */
|
|
struct ipv6_bpf_stub {
|
|
int (*inet6_bind)(struct sock *sk, struct sockaddr *uaddr, int addr_len,
|
|
u32 flags);
|
|
struct sock *(*udp6_lib_lookup)(struct net *net,
|
|
const struct in6_addr *saddr, __be16 sport,
|
|
const struct in6_addr *daddr, __be16 dport,
|
|
int dif, int sdif, struct udp_table *tbl,
|
|
struct sk_buff *skb);
|
|
};
|
|
extern const struct ipv6_bpf_stub *ipv6_bpf_stub __read_mostly;
|
|
|
|
#endif
|