bsd/netkey/keysock.h

   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
  35 /* statistics for pfkey socket */
  36 struct pfkeystat {
  37         /* kernel -> userland */
  38         u_quad_t out_total;             /* # of total calls */
  39         u_quad_t out_bytes;             /* total bytecount */
  40         u_quad_t out_msgtype[256];      /* message type histogram */
  41         u_quad_t out_invlen;            /* invalid length field */
  42         u_quad_t out_invver;            /* invalid version field */
  43         u_quad_t out_invmsgtype;        /* invalid message type field */
  44         u_quad_t out_tooshort;          /* msg too short */
  45         u_quad_t out_nomem;             /* memory allocation failure */
  46         u_quad_t out_dupext;            /* duplicate extension */
  47         u_quad_t out_invexttype;        /* invalid extension type */
  48         u_quad_t out_invsatype;         /* invalid sa type */
  49         u_quad_t out_invaddr;           /* invalid address extension */
  50         /* userland -> kernel */
  51         u_quad_t in_total;              /* # of total calls */
  52         u_quad_t in_bytes;              /* total bytecount */
  53         u_quad_t in_msgtype[256];       /* message type histogram */
  54         u_quad_t in_msgtarget[3];       /* one/all/registered */
  55         u_quad_t in_nomem;              /* memory allocation failure */
  56         /* others */
  57         u_quad_t sockerr;               /* # of socket related errors */
  58 };
  59
  60 #define KEY_SENDUP_ONE          0
  61 #define KEY_SENDUP_ALL          1
  62 #define KEY_SENDUP_REGISTERED   2
  63
  64 #ifdef KERNEL
  65 struct keycb {
  66         struct rawcb kp_raw;    /* rawcb */
  67         int kp_promisc;         /* promiscuous mode */
  68         int kp_registered;      /* registered socket */
  69 };
  70
  71 extern struct pfkeystat pfkeystat;
  72
  73 extern int key_output __P((struct mbuf *, struct socket *));
  74 #ifndef __NetBSD__
  75 extern int key_usrreq __P((struct socket *,
  76         int, struct mbuf *, struct mbuf *, struct mbuf *));
  77 #else
  78 extern int key_usrreq __P((struct socket *,
  79         int, struct mbuf *, struct mbuf *, struct mbuf *, struct proc *));
  80 #endif
  81
  82 extern int key_sendup __P((struct socket *, struct sadb_msg *, u_int, int));
  83 extern int key_sendup_mbuf __P((struct socket *, struct mbuf *, int));
  84 #endif /* KERNEL */
  85
  86 #endif /*_NETKEY_KEYSOCK_H_*/