| 1 |
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| 2 | |
| 3 | *
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| 4 | * Copyright (C) 2020-2025 OpenVPN, Inc.
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| 5 | *
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| 6 | * Author: James Yonan <[email protected]>
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| 7 | * Antonio Quartulli <[email protected]>
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| 8 |
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| 9 |
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| 10 | #ifndef _NET_OVPN_SOCK_H_
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| 11 | #define _NET_OVPN_SOCK_H_
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| 12 |
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| 13 | #include <linux/net.h>
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| 14 | #include <linux/kref.h>
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| 15 | #include <net/sock.h>
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| 16 |
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| 17 | struct ovpn_priv;
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| 18 | struct ovpn_peer;
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| 19 |
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| 20 | |
| 21 | * struct ovpn_socket - a kernel socket referenced in the ovpn code
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| 22 | * @ovpn: ovpn instance owning this socket (UDP only)
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| 23 | * @dev_tracker: reference tracker for associated dev (UDP only)
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| 24 | * @peer: unique peer transmitting over this socket (TCP only)
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| 25 | * @sk: the low level sock object
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| 26 | * @refcount: amount of contexts currently referencing this object
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| 27 | * @work: member used to schedule release routine (it may block)
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| 28 | * @tcp_tx_work: work for deferring outgoing packet processing (TCP only)
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| 29 |
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| 30 | struct ovpn_socket {
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| 31 | union {
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| 32 | struct {
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| 33 | struct ovpn_priv *ovpn;
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| 34 | netdevice_tracker dev_tracker;
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| 35 | };
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| 36 | struct ovpn_peer *peer;
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| 37 | };
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| 38 |
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| 39 | struct sock *sk;
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| 40 | struct kref refcount;
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| 41 | struct work_struct work;
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| 42 | struct work_struct tcp_tx_work;
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| 43 | };
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| 44 |
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| 45 | struct ovpn_socket *ovpn_socket_new(struct socket *sock,
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| 46 | struct ovpn_peer *peer);
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| 47 | void ovpn_socket_release(struct ovpn_peer *peer);
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| 48 |
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| 49 | #endif
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