/*      $NetBSD: keysock.h,v 1.13 2022/02/13 22:20:08 andvar Exp $      */
/*      $FreeBSD: keysock.h,v 1.1.4.1 2003/01/24 05:11:36 sam Exp $     */
/*      $KAME: keysock.h,v 1.8 2000/03/27 05:11:06 sumikawa Exp $       */

/*
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
 * 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.
 * 3. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``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 PROJECT 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 _NETIPSEC_KEYSOCK_H_
#define _NETIPSEC_KEYSOCK_H_

/* statistics for pfkey socket */
#define PFKEY_STAT_OUT_TOTAL    0       /* # of total calls */
#define PFKEY_STAT_OUT_BYTES    1       /* total bytecount */
#define PFKEY_STAT_OUT_MSGTYPE  2       /* message type histogram */
                /* space for 256 counters */
#define PFKEY_STAT_OUT_INVLEN   258     /* invalid length field */
#define PFKEY_STAT_OUT_INVVER   259     /* invalid version field */
#define PFKEY_STAT_OUT_INVMSGTYPE 260   /* invalid message type field */
#define PFKEY_STAT_OUT_TOOSHORT 261     /* message too short */
#define PFKEY_STAT_OUT_NOMEM    262     /* memory allocation failure */
#define PFKEY_STAT_OUT_DUPEXT   263     /* duplicate extension */
#define PFKEY_STAT_OUT_INVEXTTYPE 264   /* invalid extension type */
#define PFKEY_STAT_OUT_INVSATYPE 265    /* invalid sa type */
#define PFKEY_STAT_OUT_INVADDR  266     /* invalid address extension */
#define PFKEY_STAT_IN_TOTAL     267     /* # of total calls */
#define PFKEY_STAT_IN_BYTES     268     /* total bytecount */
#define PFKEY_STAT_IN_MSGTYPE   269     /* message type histogram */
                /* space for 256 counters */
#define PFKEY_STAT_IN_MSGTARGET 525     /* one/all/registered */
                /* space for 3 counters */
#define PFKEY_STAT_IN_NOMEM     528     /* memory allocation failure */
#define PFKEY_STAT_SOCKERR      529     /* # of socket related errors */

#define PFKEY_NSTATS            530

#define KEY_SENDUP_ONE          0
#define KEY_SENDUP_ALL          1
#define KEY_SENDUP_REGISTERED   2

#ifdef _KERNEL
#include <net/raw_cb.h>

struct keycb {
        struct rawcb kp_raw;    /* rawcb */
        int kp_promisc;         /* promiscuous mode */
        int kp_registered;      /* registered socket */
};

void key_init_so(void);

int key_sendup_mbuf(struct socket *, struct mbuf *, int);
#endif /* _KERNEL */

#endif /* !_NETIPSEC_KEYSOCK_H_ */