sys/netproto/ipsec/keysock.h

   1 /*      $FreeBSD: src/sys/netipsec/keysock.h,v 1.1.4.1 2003/01/24 05:11:36 sam Exp $    */
   2 /*      $DragonFly: src/sys/netproto/ipsec/keysock.h,v 1.4 2004/10/15 22:59:10 hsu 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 (struct mbuf *, struct socket *, ...);
  76 extern int key_usrreq (struct socket *,
  77         int, struct mbuf *, struct mbuf *, struct mbuf *);
  78
  79 extern int key_sendup (struct socket *, struct sadb_msg *, u_int, int);
  80 extern int key_sendup_mbuf (struct socket *, struct mbuf *, int);
  81 #endif /* _KERNEL */
  82
  83 #endif /*_NETIPSEC_KEYSOCK_H_*/