/*      $NetBSD: wg_user.h,v 1.2 2026/07/04 22:22:33 riastradh Exp $    */

/*
 * Copyright (C) Ryota Ozaki <ozaki.ryota@gmail.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _RUMP_NET_LIB_LIBWG_WG_USER_H_
#define _RUMP_NET_LIB_LIBWG_WG_USER_H_

#include <sys/types.h>

struct sockaddr;
struct wg_softc;
struct wg_user;

/*
 * Defined in wg_user.c and called from if_wg.c.
 */
int     rumpuser_wg_create(const char *tun_name, struct wg_softc *,
            struct wg_user **);
void    rumpuser_wg_destroy(struct wg_user *);

void    rumpuser_wg_send_user(struct wg_user *, const struct sockaddr *,
            const void *, size_t);
int     rumpuser_wg_send_peer(struct wg_user *, const struct sockaddr *,
            const void *, size_t);

int     rumpuser_wg_ioctl(struct wg_user *, u_long, void *, int);
int     rumpuser_wg_sock_bind(struct wg_user *, uint16_t);

char *  rumpuser_wg_get_tunname(struct wg_user *);

/*
 * Defined in if_wg.c and called from wg_user.c.
 */
void    rumpkern_wg_recv_user(struct wg_softc *, const struct sockaddr *,
            const void *, size_t);
void    rumpkern_wg_recv_peer(struct wg_softc *, const struct sockaddr *,
            const void *, size_t);

#endif  /* _RUMP_NET_LIB_LIBWG_WG_USER_H_ */