/* 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_

/* 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);
}

#endif /* _NET_OVPN_OVPNSTATS_H_ */