keysock.h revision 185419 
1/*	$FreeBSD: head/sys/netipsec/keysock.h 185419 2008-11-28 23:30:51Z zec $	*/
2/*	$KAME: keysock.h,v 1.8 2000/03/27 05:11:06 sumikawa Exp $	*/
3
4/*-
5 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the project nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#ifndef _NETIPSEC_KEYSOCK_H_
34#define _NETIPSEC_KEYSOCK_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
61struct key_cb {
62	int key_count;
63	int any_count;
64};
65
66#define KEY_SENDUP_ONE		0
67#define KEY_SENDUP_ALL		1
68#define KEY_SENDUP_REGISTERED	2
69
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
79extern int key_output(struct mbuf *m, struct socket *so);
80extern int key_usrreq __P((struct socket *,
81	int, struct mbuf *, struct mbuf *, struct mbuf *));
82
83extern int key_sendup __P((struct socket *, struct sadb_msg *, u_int, int));
84extern int key_sendup_mbuf __P((struct socket *, struct mbuf *, int));
85#endif /* _KERNEL */
86
87#endif /*_NETIPSEC_KEYSOCK_H_*/
88