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/* 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_ */
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