36 	int	    (*queue_xmit)(struct sock *sk, struct sk_buff *skb, struct flowi *fl);
37 	void	    (*send_check)(struct sock *sk, struct sk_buff *skb);
38 	int	    (*rebuild_header)(struct sock *sk);
39 	void	    (*sk_rx_dst_set)(struct sock *sk, const struct sk_buff *skb);
40 	int	    (*conn_request)(struct sock *sk, struct sk_buff *skb);
41 	struct sock *(*syn_recv_sock)(const struct sock *sk, struct sk_buff *skb,
49 	int	    (*setsockopt)(struct sock *sk, int level, int optname,
51 	int	    (*getsockopt)(struct sock *sk, int level, int optname,
53 	void	    (*addr2sockaddr)(struct sock *sk, struct sockaddr *);
54 	void	    (*mtu_reduced)(struct sock *sk);
100 	void (*icsk_clean_acked)(struct sock *sk, u32 acked_seq);
101 	unsigned int		  (*icsk_sync_mss)(struct sock *sk, u32 pmtu);
148 static inline struct inet_connection_sock *inet_csk(const struct sock *sk)  in inet_csk()
153 static inline void *inet_csk_ca(const struct sock *sk)  in inet_csk_ca()
158 struct sock *inet_csk_clone_lock(const struct sock *sk,
170 void inet_csk_init_xmit_timers(struct sock *sk,
174 void inet_csk_clear_xmit_timers(struct sock *sk);
176 static inline void inet_csk_schedule_ack(struct sock *sk)  in inet_csk_schedule_ack()
181 static inline int inet_csk_ack_scheduled(const struct sock *sk)  in inet_csk_ack_scheduled()
186 static inline void inet_csk_delack_init(struct sock *sk)  in inet_csk_delack_init()
191 void inet_csk_delete_keepalive_timer(struct sock *sk);
192 void inet_csk_reset_keepalive_timer(struct sock *sk, unsigned long timeout);
194 static inline void inet_csk_clear_xmit_timer(struct sock *sk, const int what)  in inet_csk_clear_xmit_timer()
217 static inline void inet_csk_reset_xmit_timer(struct sock *sk, const int what,  in inet_csk_reset_xmit_timer()
252 struct sock *inet_csk_accept(struct sock *sk, int flags, int *err, bool kern);
254 int inet_csk_get_port(struct sock *sk, unsigned short snum);
256 struct dst_entry *inet_csk_route_req(const struct sock *sk, struct flowi4 *fl4,
258 struct dst_entry *inet_csk_route_child_sock(const struct sock *sk,
259 					    struct sock *newsk,
262 struct sock *inet_csk_reqsk_queue_add(struct sock *sk,
264 				      struct sock *child);
265 void inet_csk_reqsk_queue_hash_add(struct sock *sk, struct request_sock *req,
267 struct sock *inet_csk_complete_hashdance(struct sock *sk, struct sock *child,
271 static inline void inet_csk_reqsk_queue_added(struct sock *sk)  in inet_csk_reqsk_queue_added()
276 static inline int inet_csk_reqsk_queue_len(const struct sock *sk)  in inet_csk_reqsk_queue_len()
281 static inline int inet_csk_reqsk_queue_is_full(const struct sock *sk)  in inet_csk_reqsk_queue_is_full()
286 bool inet_csk_reqsk_queue_drop(struct sock *sk, struct request_sock *req);
287 void inet_csk_reqsk_queue_drop_and_put(struct sock *sk, struct request_sock *req);
297 static inline void inet_csk_prepare_for_destroy_sock(struct sock *sk)  in inet_csk_prepare_for_destroy_sock()
304 void inet_csk_destroy_sock(struct sock *sk);
305 void inet_csk_prepare_forced_close(struct sock *sk);
310 static inline __poll_t inet_csk_listen_poll(const struct sock *sk)  in inet_csk_listen_poll()
316 int inet_csk_listen_start(struct sock *sk);
317 void inet_csk_listen_stop(struct sock *sk);
319 void inet_csk_addr2sockaddr(struct sock *sk, struct sockaddr *uaddr);
323 			       struct sock *sk);
325 struct dst_entry *inet_csk_update_pmtu(struct sock *sk, u32 mtu);
329 static inline void inet_csk_enter_pingpong_mode(struct sock *sk)  in inet_csk_enter_pingpong_mode()
334 static inline void inet_csk_exit_pingpong_mode(struct sock *sk)  in inet_csk_exit_pingpong_mode()
339 static inline bool inet_csk_in_pingpong_mode(struct sock *sk)  in inet_csk_in_pingpong_mode()
344 static inline bool inet_csk_has_ulp(struct sock *sk)  in inet_csk_has_ulp()