/* 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> * Lev Stipakov <lev@openvpn.net> */ #ifndef _NET_OVPN_OVPNSTATS_H_ #define _NET_OVPN_OVPNSTATS_H_ #include <linux/netdevice.h> /* one stat */ struct ovpn_peer_stat { atomic64_t bytes; atomic64_t packets; }; /* rx and tx stats combined */ struct ovpn_peer_stats { struct ovpn_peer_stat rx; struct ovpn_peer_stat tx; }; void ovpn_peer_stats_init(struct ovpn_peer_stats *ps); static inline void ovpn_peer_stats_increment(struct ovpn_peer_stat *stat, const unsigned int n) { atomic64_add(n, &stat->bytes); atomic64_inc(&stat->packets); } static inline void ovpn_peer_stats_increment_rx(struct ovpn_peer_stats *stats, const unsigned int n) { ovpn_peer_stats_increment(&stats->rx, n); } static inline void ovpn_peer_stats_increment_tx(struct ovpn_peer_stats *stats, const unsigned int n) { ovpn_peer_stats_increment(&stats->tx, n); } static inline void ovpn_dev_dstats_tx_dropped(struct net_device *dev) { local_bh_disable(); dev_dstats_tx_dropped(dev); local_bh_enable(); } static inline void ovpn_dev_dstats_rx_dropped(struct net_device *dev) { local_bh_disable(); dev_dstats_rx_dropped(dev); local_bh_enable(); } #endif /* _NET_OVPN_OVPNSTATS_H_ */