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keysock.h revision 1.1 
      1 /*	$NetBSD: keysock.h,v 1.1 2003/08/13 20:06:51 jonathan 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 extern int key_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
     83 #endif
     84 
     85 extern int key_sendup __P((struct socket *, struct sadb_msg *, u_int, int));
     86 extern int key_sendup_mbuf __P((struct socket *, struct mbuf *, int));
     87 #endif /* _KERNEL */
     88 
     89 #endif /*_NETIPSEC_KEYSOCK_H_*/
     90