xref: /netbsd-src/sys/netipsec/keysock.h (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /*	$NetBSD: keysock.h,v 1.2 2003/12/04 19:38:25 atatat Exp $	*/
2 /*	$FreeBSD: src/sys/netipsec/keysock.h,v 1.1.4.1 2003/01/24 05:11:36 sam Exp $	*/
3 /*	$KAME: keysock.h,v 1.8 2000/03/27 05:11:06 sumikawa Exp $	*/
4 
5 /*
6  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. Neither the name of the project nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifndef _NETIPSEC_KEYSOCK_H_
35 #define _NETIPSEC_KEYSOCK_H_
36 
37 /* statistics for pfkey socket */
38 struct pfkeystat {
39 	/* kernel -> userland */
40 	u_quad_t out_total;		/* # of total calls */
41 	u_quad_t out_bytes;		/* total bytecount */
42 	u_quad_t out_msgtype[256];	/* message type histogram */
43 	u_quad_t out_invlen;		/* invalid length field */
44 	u_quad_t out_invver;		/* invalid version field */
45 	u_quad_t out_invmsgtype;	/* invalid message type field */
46 	u_quad_t out_tooshort;		/* msg too short */
47 	u_quad_t out_nomem;		/* memory allocation failure */
48 	u_quad_t out_dupext;		/* duplicate extension */
49 	u_quad_t out_invexttype;	/* invalid extension type */
50 	u_quad_t out_invsatype;		/* invalid sa type */
51 	u_quad_t out_invaddr;		/* invalid address extension */
52 	/* userland -> kernel */
53 	u_quad_t in_total;		/* # of total calls */
54 	u_quad_t in_bytes;		/* total bytecount */
55 	u_quad_t in_msgtype[256];	/* message type histogram */
56 	u_quad_t in_msgtarget[3];	/* one/all/registered */
57 	u_quad_t in_nomem;		/* memory allocation failure */
58 	/* others */
59 	u_quad_t sockerr;		/* # of socket related errors */
60 };
61 
62 #define KEY_SENDUP_ONE		0
63 #define KEY_SENDUP_ALL		1
64 #define KEY_SENDUP_REGISTERED	2
65 
66 #ifdef _KERNEL
67 struct keycb {
68 	struct rawcb kp_raw;	/* rawcb */
69 	int kp_promisc;		/* promiscuous mode */
70 	int kp_registered;	/* registered socket */
71 };
72 
73 extern struct pfkeystat pfkeystat;
74 
75 extern int key_output __P((struct mbuf *, ...));
76 #ifndef __NetBSD__
77 extern int key_usrreq __P((struct socket *,
78 	int, struct mbuf *, struct mbuf *, struct mbuf *));
79 #else
80 extern int key_usrreq __P((struct socket *,
81 	int, struct mbuf *, struct mbuf *, struct mbuf *, struct proc *));
82 #endif
83 
84 extern int key_sendup __P((struct socket *, struct sadb_msg *, u_int, int));
85 extern int key_sendup_mbuf __P((struct socket *, struct mbuf *, int));
86 #endif /* _KERNEL */
87 
88 #endif /*_NETIPSEC_KEYSOCK_H_*/
89