1/*	$KAME: keysock.h,v 1.7 2000/03/25 07:24:14 sumikawa Exp $	*/
2
3/*
4 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#ifndef _NETKEY_KEYSOCK_H_
33#define _NETKEY_KEYSOCK_H_
34#include <sys/appleapiopts.h>
35
36/* statistics for pfkey socket */
37struct pfkeystat {
38	/* kernel -> userland */
39	u_quad_t out_total;		/* # of total calls */
40	u_quad_t out_bytes;		/* total bytecount */
41	u_quad_t out_msgtype[256];	/* message type histogram */
42	u_quad_t out_invlen;		/* invalid length field */
43	u_quad_t out_invver;		/* invalid version field */
44	u_quad_t out_invmsgtype;	/* invalid message type field */
45	u_quad_t out_tooshort;		/* msg too short */
46	u_quad_t out_nomem;		/* memory allocation failure */
47	u_quad_t out_dupext;		/* duplicate extension */
48	u_quad_t out_invexttype;	/* invalid extension type */
49	u_quad_t out_invsatype;		/* invalid sa type */
50	u_quad_t out_invaddr;		/* invalid address extension */
51	/* userland -> kernel */
52	u_quad_t in_total;		/* # of total calls */
53	u_quad_t in_bytes;		/* total bytecount */
54	u_quad_t in_msgtype[256];	/* message type histogram */
55	u_quad_t in_msgtarget[3];	/* one/all/registered */
56	u_quad_t in_nomem;		/* memory allocation failure */
57	/* others */
58	u_quad_t sockerr;		/* # of socket related errors */
59};
60
61#define KEY_SENDUP_ONE		0
62#define KEY_SENDUP_ALL		1
63#define KEY_SENDUP_REGISTERED	2
64
65#define PFKEY_STAT_INCREMENT(x)	 \
66	{lck_mtx_lock(pfkey_stat_mutex); (x)++; lck_mtx_unlock(pfkey_stat_mutex);}
67
68
69#ifdef KERNEL_PRIVATE
70#ifdef KERNEL
71struct keycb {
72	struct rawcb kp_raw;	/* rawcb */
73	int kp_promisc;		/* promiscuous mode */
74	int kp_registered;	/* registered socket */
75};
76
77extern struct pfkeystat pfkeystat;
78
79#ifdef __APPLE__
80extern int key_output(struct mbuf *, struct socket* so);
81#else
82extern int key_output(struct mbuf *, ...);
83#endif
84extern int key_usrreq(struct socket *,
85	int, struct mbuf *, struct mbuf *, struct mbuf *);
86
87extern int key_sendup(struct socket *, struct sadb_msg *, u_int, int);
88extern int key_sendup_mbuf(struct socket *, struct mbuf *, int);
89#endif /* KERNEL */
90#endif /* KERNEL_PRIVATE */
91
92#endif /*_NETKEY_KEYSOCK_H_*/
93