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 #include <sys/appleapiopts.h>
  35
  36 /* statistics for pfkey socket */
  37 struct 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
  61 #define KEY_SENDUP_ONE          0
  62 #define KEY_SENDUP_ALL          1
  63 #define KEY_SENDUP_REGISTERED   2
  64
  65 #ifdef BSD_KERNEL_PRIVATE
  66 #define PFKEY_STAT_INCREMENT(x)  \
  67         {lck_mtx_lock(pfkey_stat_mutex); (x)++; lck_mtx_unlock(pfkey_stat_mutex);}
  68
  69 struct keycb {
  70         struct rawcb kp_raw;    /* rawcb */
  71         int kp_promisc;         /* promiscuous mode */
  72         int kp_registered;      /* registered socket */
  73 };
  74
  75 extern struct pfkeystat pfkeystat;
  76
  77 #ifdef __APPLE__
  78 extern int key_output(struct mbuf *, struct socket* so);
  79 #else
  80 extern int key_output(struct mbuf *, ...);
  81 #endif
  82 extern int key_usrreq(struct socket *,
  83         int, struct mbuf *, struct mbuf *, struct mbuf *);
  84
  85 extern int key_sendup(struct socket *, struct sadb_msg *, u_int, int);
  86 extern int key_sendup_mbuf(struct socket *, struct mbuf *, int);
  87 #endif /* BSD_KERNEL_PRIVATE */
  88
  89 #endif /*_NETKEY_KEYSOCK_H_*/