1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _IPV6_STUBS_H 2 #ifndef _IPV6_STUBS_H
3 #define _IPV6_STUBS_H 3 #define _IPV6_STUBS_H
4 4
5 #include <linux/in6.h> 5 #include <linux/in6.h>
6 #include <linux/netdevice.h> 6 #include <linux/netdevice.h>
7 #include <linux/skbuff.h> 7 #include <linux/skbuff.h>
8 #include <net/dst.h> 8 #include <net/dst.h>
9 #include <net/flow.h> 9 #include <net/flow.h>
10 #include <net/neighbour.h> 10 #include <net/neighbour.h>
11 #include <net/sock.h> 11 #include <net/sock.h>
12 #include <net/ipv6.h> <<
13 12
14 /* structs from net/ip6_fib.h */ 13 /* structs from net/ip6_fib.h */
15 struct fib6_info; 14 struct fib6_info;
16 struct fib6_nh; 15 struct fib6_nh;
17 struct fib6_config; 16 struct fib6_config;
18 struct fib6_result; 17 struct fib6_result;
19 18
20 /* This is ugly, ideally these symbols should 19 /* This is ugly, ideally these symbols should be built
21 * into the core kernel. 20 * into the core kernel.
22 */ 21 */
23 struct ipv6_stub { 22 struct ipv6_stub {
24 int (*ipv6_sock_mc_join)(struct sock * 23 int (*ipv6_sock_mc_join)(struct sock *sk, int ifindex,
25 const struct 24 const struct in6_addr *addr);
26 int (*ipv6_sock_mc_drop)(struct sock * 25 int (*ipv6_sock_mc_drop)(struct sock *sk, int ifindex,
27 const struct 26 const struct in6_addr *addr);
28 struct dst_entry *(*ipv6_dst_lookup_fl !! 27 int (*ipv6_dst_lookup)(struct net *net, struct sock *sk,
29 !! 28 struct dst_entry **dst, struct flowi6 *fl6);
30 <<
31 <<
32 int (*ipv6_route_input)(struct sk_buff 29 int (*ipv6_route_input)(struct sk_buff *skb);
33 30
34 struct fib6_table *(*fib6_get_table)(s 31 struct fib6_table *(*fib6_get_table)(struct net *net, u32 id);
35 int (*fib6_lookup)(struct net *net, in 32 int (*fib6_lookup)(struct net *net, int oif, struct flowi6 *fl6,
36 struct fib6_result 33 struct fib6_result *res, int flags);
37 int (*fib6_table_lookup)(struct net *n 34 int (*fib6_table_lookup)(struct net *net, struct fib6_table *table,
38 int oif, stru 35 int oif, struct flowi6 *fl6,
39 struct fib6_r 36 struct fib6_result *res, int flags);
40 void (*fib6_select_path)(const struct 37 void (*fib6_select_path)(const struct net *net, struct fib6_result *res,
41 struct flowi6 38 struct flowi6 *fl6, int oif, bool oif_match,
42 const struct 39 const struct sk_buff *skb, int strict);
43 u32 (*ip6_mtu_from_fib6)(const struct 40 u32 (*ip6_mtu_from_fib6)(const struct fib6_result *res,
44 const struct 41 const struct in6_addr *daddr,
45 const struct 42 const struct in6_addr *saddr);
46 43
47 int (*fib6_nh_init)(struct net *net, s 44 int (*fib6_nh_init)(struct net *net, struct fib6_nh *fib6_nh,
48 struct fib6_config 45 struct fib6_config *cfg, gfp_t gfp_flags,
49 struct netlink_ext 46 struct netlink_ext_ack *extack);
50 void (*fib6_nh_release)(struct fib6_nh 47 void (*fib6_nh_release)(struct fib6_nh *fib6_nh);
51 void (*fib6_nh_release_dsts)(struct fi <<
52 void (*fib6_update_sernum)(struct net <<
53 int (*ip6_del_rt)(struct net *net, str <<
54 void (*fib6_rt_update)(struct net *net <<
55 struct nl_info <<
56 <<
57 void (*udpv6_encap_enable)(void); 48 void (*udpv6_encap_enable)(void);
58 void (*ndisc_send_na)(struct net_devic 49 void (*ndisc_send_na)(struct net_device *dev, const struct in6_addr *daddr,
59 const struct in6 50 const struct in6_addr *solicited_addr,
60 bool router, boo 51 bool router, bool solicited, bool override, bool inc_opt);
61 #if IS_ENABLED(CONFIG_XFRM) <<
62 void (*xfrm6_local_rxpmtu)(struct sk_b <<
63 int (*xfrm6_udp_encap_rcv)(struct sock <<
64 struct sk_buff *(*xfrm6_gro_udp_encap_ <<
65 <<
66 <<
67 int (*xfrm6_rcv_encap)(struct sk_buff <<
68 int encap_type) <<
69 #endif <<
70 struct neigh_table *nd_tbl; 52 struct neigh_table *nd_tbl;
71 <<
72 int (*ipv6_fragment)(struct net *net, <<
73 int (*output)(str <<
74 struct net_device *(*ipv6_dev_find)(st <<
75 st <<
76 int (*ip6_xmit)(const struct sock *sk, <<
77 __u32 mark, struct ipv <<
78 }; 53 };
79 extern const struct ipv6_stub *ipv6_stub __rea 54 extern const struct ipv6_stub *ipv6_stub __read_mostly;
80 55
81 /* A stub used by bpf helpers. Similarly ugly 56 /* A stub used by bpf helpers. Similarly ugly as ipv6_stub */
82 struct ipv6_bpf_stub { 57 struct ipv6_bpf_stub {
83 int (*inet6_bind)(struct sock *sk, str 58 int (*inet6_bind)(struct sock *sk, struct sockaddr *uaddr, int addr_len,
84 u32 flags); !! 59 bool force_bind_address_no_port, bool with_lock);
85 struct sock *(*udp6_lib_lookup)(struct 60 struct sock *(*udp6_lib_lookup)(struct net *net,
86 const str 61 const struct in6_addr *saddr, __be16 sport,
87 const str 62 const struct in6_addr *daddr, __be16 dport,
88 int dif, 63 int dif, int sdif, struct udp_table *tbl,
89 struct sk 64 struct sk_buff *skb);
90 int (*ipv6_setsockopt)(struct sock *sk <<
91 sockptr_t optva <<
92 int (*ipv6_getsockopt)(struct sock *sk <<
93 sockptr_t optva <<
94 int (*ipv6_dev_get_saddr)(struct net * <<
95 const struct <<
96 const struct <<
97 unsigned int <<
98 struct in6_a <<
99 }; 65 };
100 extern const struct ipv6_bpf_stub *ipv6_bpf_st 66 extern const struct ipv6_bpf_stub *ipv6_bpf_stub __read_mostly;
101 67
102 #endif 68 #endif
103 69
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.