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86 lines
2.2 KiB
86 lines
2.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* Copyright (C) 2015-2019 Jason A. Donenfeld <[email protected]>. All Rights Reserved. |
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*/ |
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#ifndef _WG_PEER_H |
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#define _WG_PEER_H |
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#include "device.h" |
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#include "noise.h" |
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#include "cookie.h" |
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#include <linux/types.h> |
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#include <linux/netfilter.h> |
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#include <linux/spinlock.h> |
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#include <linux/kref.h> |
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#include <net/dst_cache.h> |
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struct wg_device; |
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struct endpoint { |
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union { |
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struct sockaddr addr; |
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struct sockaddr_in addr4; |
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struct sockaddr_in6 addr6; |
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}; |
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union { |
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struct { |
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struct in_addr src4; |
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/* Essentially the same as addr6->scope_id */ |
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int src_if4; |
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}; |
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struct in6_addr src6; |
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}; |
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}; |
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struct wg_peer { |
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struct wg_device *device; |
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struct prev_queue tx_queue, rx_queue; |
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struct sk_buff_head staged_packet_queue; |
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int serial_work_cpu; |
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bool is_dead; |
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struct noise_keypairs keypairs; |
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struct endpoint endpoint; |
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struct dst_cache endpoint_cache; |
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rwlock_t endpoint_lock; |
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struct noise_handshake handshake; |
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atomic64_t last_sent_handshake; |
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struct work_struct transmit_handshake_work, clear_peer_work, transmit_packet_work; |
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struct cookie latest_cookie; |
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struct hlist_node pubkey_hash; |
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u64 rx_bytes, tx_bytes; |
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struct timer_list timer_retransmit_handshake, timer_send_keepalive; |
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struct timer_list timer_new_handshake, timer_zero_key_material; |
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struct timer_list timer_persistent_keepalive; |
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unsigned int timer_handshake_attempts; |
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u16 persistent_keepalive_interval; |
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bool timer_need_another_keepalive; |
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bool sent_lastminute_handshake; |
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struct timespec64 walltime_last_handshake; |
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struct kref refcount; |
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struct rcu_head rcu; |
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struct list_head peer_list; |
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struct list_head allowedips_list; |
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struct napi_struct napi; |
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u64 internal_id; |
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}; |
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struct wg_peer *wg_peer_create(struct wg_device *wg, |
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const u8 public_key[NOISE_PUBLIC_KEY_LEN], |
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const u8 preshared_key[NOISE_SYMMETRIC_KEY_LEN]); |
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struct wg_peer *__must_check wg_peer_get_maybe_zero(struct wg_peer *peer); |
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static inline struct wg_peer *wg_peer_get(struct wg_peer *peer) |
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{ |
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kref_get(&peer->refcount); |
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return peer; |
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} |
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void wg_peer_put(struct wg_peer *peer); |
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void wg_peer_remove(struct wg_peer *peer); |
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void wg_peer_remove_all(struct wg_device *wg); |
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int wg_peer_init(void); |
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void wg_peer_uninit(void); |
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#endif /* _WG_PEER_H */
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