/* SPDX-License-Identifier: GPL-2.0-only */ /* OpenVPN data channel offload * * Copyright (C) 2020-2025 OpenVPN, Inc. * * Author: James Yonan <james@openvpn.net> * Antonio Quartulli <antonio@openvpn.net> */ #ifndef _NET_OVPN_SOCK_H_ #define _NET_OVPN_SOCK_H_ #include <linux/net.h> #include <linux/kref.h> #include <net/sock.h> struct ovpn_priv; struct ovpn_peer; /** * struct ovpn_socket - a kernel socket referenced in the ovpn code * @ovpn: ovpn instance owning this socket (UDP only) * @dev_tracker: reference tracker for associated dev (UDP only) * @peer: unique peer transmitting over this socket (TCP only) * @sk: the low level sock object * @refcount: amount of contexts currently referencing this object * @work: member used to schedule release routine (it may block) * @tcp_tx_work: work for deferring outgoing packet processing (TCP only) */ struct ovpn_socket { union { struct { struct ovpn_priv *ovpn; netdevice_tracker dev_tracker; }; struct ovpn_peer *peer; }; struct sock *sk; struct kref refcount; struct work_struct work; struct work_struct tcp_tx_work; }; struct ovpn_socket *ovpn_socket_new(struct socket *sock, struct ovpn_peer *peer); void ovpn_socket_release(struct ovpn_peer *peer); #endif /* _NET_OVPN_SOCK_H_ */