111 	void (*recv_skb)(struct l2tp_session *session, struct sk_buff *skb, int data_len);
119 	void (*session_close)(struct l2tp_session *session);
206 	void (*session_delete)(struct l2tp_session *session);
209 static inline void *l2tp_session_priv(struct l2tp_session *session)  in l2tp_session_priv()  argument
211 	return &session->priv[0];  in l2tp_session_priv()
217 void l2tp_session_inc_refcount(struct l2tp_session *session);
218 void l2tp_session_dec_refcount(struct l2tp_session *session);
249 int l2tp_session_register(struct l2tp_session *session,
251 void l2tp_session_delete(struct l2tp_session *session);
257 void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
263 void l2tp_session_set_header_len(struct l2tp_session *session, int version);
264 int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb);
281 static inline int l2tp_get_l2specific_len(struct l2tp_session *session)  in l2tp_get_l2specific_len()  argument
283 	switch (session->l2specific_type) {  in l2tp_get_l2specific_len()
322 static inline int l2tp_v3_ensure_opt_in_linear(struct l2tp_session *session, struct sk_buff *skb,  in l2tp_v3_ensure_opt_in_linear()  argument
325 	int opt_len = session->peer_cookie_len + l2tp_get_l2specific_len(session);  in l2tp_v3_ensure_opt_in_linear()