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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
ef456144 CG |
2 | #ifndef _SOCK_REUSEPORT_H |
3 | #define _SOCK_REUSEPORT_H | |
4 | ||
538950a1 CG |
5 | #include <linux/filter.h> |
6 | #include <linux/skbuff.h> | |
ef456144 CG |
7 | #include <linux/types.h> |
8 | #include <net/sock.h> | |
9 | ||
10 | struct sock_reuseport { | |
11 | struct rcu_head rcu; | |
12 | ||
13 | u16 max_socks; /* length of socks */ | |
14 | u16 num_socks; /* elements in socks */ | |
538950a1 | 15 | struct bpf_prog __rcu *prog; /* optional BPF sock selector */ |
ef456144 CG |
16 | struct sock *socks[0]; /* array of sock pointers */ |
17 | }; | |
18 | ||
19 | extern int reuseport_alloc(struct sock *sk); | |
b4ace4f1 | 20 | extern int reuseport_add_sock(struct sock *sk, struct sock *sk2); |
ef456144 | 21 | extern void reuseport_detach_sock(struct sock *sk); |
538950a1 CG |
22 | extern struct sock *reuseport_select_sock(struct sock *sk, |
23 | u32 hash, | |
24 | struct sk_buff *skb, | |
25 | int hdr_len); | |
26 | extern struct bpf_prog *reuseport_attach_prog(struct sock *sk, | |
27 | struct bpf_prog *prog); | |
ef456144 CG |
28 | |
29 | #endif /* _SOCK_REUSEPORT_H */ |