64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _IPV6_STUBS_H
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#define _IPV6_STUBS_H
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#include <linux/in6.h>
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#include <linux/netdevice.h>
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#include <linux/skbuff.h>
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#include <net/dst.h>
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#include <net/flow.h>
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#include <net/neighbour.h>
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#include <net/sock.h>
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/* structs from net/ip6_fib.h */
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struct fib6_info;
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/* This is ugly, ideally these symbols should be built
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* into the core kernel.
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*/
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struct ipv6_stub {
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int (*ipv6_sock_mc_join)(struct sock *sk, int ifindex,
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const struct in6_addr *addr);
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int (*ipv6_sock_mc_drop)(struct sock *sk, int ifindex,
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const struct in6_addr *addr);
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int (*ipv6_dst_lookup)(struct net *net, struct sock *sk,
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struct dst_entry **dst, struct flowi6 *fl6);
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int (*ipv6_route_input)(struct sk_buff *skb);
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struct fib6_table *(*fib6_get_table)(struct net *net, u32 id);
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struct fib6_info *(*fib6_lookup)(struct net *net, int oif,
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struct flowi6 *fl6, int flags);
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struct fib6_info *(*fib6_table_lookup)(struct net *net,
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struct fib6_table *table,
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int oif, struct flowi6 *fl6,
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int flags);
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struct fib6_info *(*fib6_multipath_select)(const struct net *net,
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struct fib6_info *f6i,
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struct flowi6 *fl6, int oif,
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const struct sk_buff *skb,
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int strict);
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u32 (*ip6_mtu_from_fib6)(struct fib6_info *f6i, struct in6_addr *daddr,
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struct in6_addr *saddr);
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void (*udpv6_encap_enable)(void);
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void (*ndisc_send_na)(struct net_device *dev, const struct in6_addr *daddr,
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const struct in6_addr *solicited_addr,
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bool router, bool solicited, bool override, bool inc_opt);
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struct neigh_table *nd_tbl;
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};
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extern const struct ipv6_stub *ipv6_stub __read_mostly;
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/* A stub used by bpf helpers. Similarly ugly as ipv6_stub */
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struct ipv6_bpf_stub {
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int (*inet6_bind)(struct sock *sk, struct sockaddr *uaddr, int addr_len,
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bool force_bind_address_no_port, bool with_lock);
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struct sock *(*udp6_lib_lookup)(struct net *net,
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const struct in6_addr *saddr, __be16 sport,
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const struct in6_addr *daddr, __be16 dport,
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int dif, int sdif, struct udp_table *tbl,
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struct sk_buff *skb);
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};
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extern const struct ipv6_bpf_stub *ipv6_bpf_stub __read_mostly;
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#endif
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