1ef456144SCraig Gallek #ifndef _SOCK_REUSEPORT_H 2ef456144SCraig Gallek #define _SOCK_REUSEPORT_H 3ef456144SCraig Gallek 4*538950a1SCraig Gallek #include <linux/filter.h> 5*538950a1SCraig Gallek #include <linux/skbuff.h> 6ef456144SCraig Gallek #include <linux/types.h> 7ef456144SCraig Gallek #include <net/sock.h> 8ef456144SCraig Gallek 9ef456144SCraig Gallek struct sock_reuseport { 10ef456144SCraig Gallek struct rcu_head rcu; 11ef456144SCraig Gallek 12ef456144SCraig Gallek u16 max_socks; /* length of socks */ 13ef456144SCraig Gallek u16 num_socks; /* elements in socks */ 14*538950a1SCraig Gallek struct bpf_prog __rcu *prog; /* optional BPF sock selector */ 15ef456144SCraig Gallek struct sock *socks[0]; /* array of sock pointers */ 16ef456144SCraig Gallek }; 17ef456144SCraig Gallek 18ef456144SCraig Gallek extern int reuseport_alloc(struct sock *sk); 19ef456144SCraig Gallek extern int reuseport_add_sock(struct sock *sk, const struct sock *sk2); 20ef456144SCraig Gallek extern void reuseport_detach_sock(struct sock *sk); 21*538950a1SCraig Gallek extern struct sock *reuseport_select_sock(struct sock *sk, 22*538950a1SCraig Gallek u32 hash, 23*538950a1SCraig Gallek struct sk_buff *skb, 24*538950a1SCraig Gallek int hdr_len); 25*538950a1SCraig Gallek extern struct bpf_prog *reuseport_attach_prog(struct sock *sk, 26*538950a1SCraig Gallek struct bpf_prog *prog); 27ef456144SCraig Gallek 28ef456144SCraig Gallek #endif /* _SOCK_REUSEPORT_H */ 29