crypto/dist/ipsec-tools/src/racoon/isakmp_var.h

   1 /*      $NetBSD: isakmp_var.h,v 1.15 2009/04/20 13:24:36 tteras Exp $   */
   2
   3 /* Id: isakmp_var.h,v 1.12 2005/05/07 14:45:31 manubsd 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 _ISAKMP_VAR_H
  35 #define _ISAKMP_VAR_H
  36
  37 #include "vmbuf.h"
  38 #include "policy.h"
  39
  40 #define PORT_ISAKMP 500
  41 #define PORT_ISAKMP_NATT 4500
  42
  43 #define DEFAULT_NONCE_SIZE      16
  44
  45 typedef u_char cookie_t[8];
  46 typedef u_char msgid_t[4];
  47
  48 typedef struct { /* i_cookie + r_cookie */
  49         cookie_t i_ck;
  50         cookie_t r_ck;
  51 } isakmp_index;
  52
  53 struct isakmp_gen;
  54 struct sched;
  55
  56 struct sockaddr;
  57 struct ph1handle;
  58 struct ph2handle;
  59 struct remoteconf;
  60 struct ipsecdoi_pl_id;  /* XXX */
  61 struct isakmp_pl_ke;    /* XXX */
  62 struct isakmp_pl_nonce; /* XXX */
  63
  64 extern struct ph1handle *isakmp_ph1begin_i __P((struct remoteconf *,
  65         struct sockaddr *, struct sockaddr *));
  66
  67 extern vchar_t *isakmp_parsewoh __P((int, struct isakmp_gen *, int));
  68 extern vchar_t *isakmp_parse __P((vchar_t *));
  69
  70 extern int isakmp_init __P((void));
  71 extern const char *isakmp_pindex __P((const isakmp_index *, const u_int32_t));
  72 extern int isakmp_open __P((struct sockaddr *, int));
  73 extern void isakmp_close __P((int fd));
  74 extern int isakmp_send __P((struct ph1handle *, vchar_t *));
  75
  76 extern int isakmp_ph1send __P((struct ph1handle *));
  77 extern int isakmp_ph2send __P((struct ph2handle *));
  78 extern void isakmp_ph1dying_stub __P((struct sched *));
  79 extern void isakmp_ph1dying __P((struct ph1handle *));
  80 extern void isakmp_ph1expire_stub __P((struct sched *));
  81 extern void isakmp_ph1expire __P((struct ph1handle *));
  82 extern void isakmp_ph1delete_stub __P((struct sched *));
  83 extern void isakmp_ph1delete __P((struct ph1handle *));
  84 extern void isakmp_ph2expire_stub __P((struct sched *));
  85 extern void isakmp_ph2expire __P((struct ph2handle *));
  86 extern void isakmp_ph2delete_stub __P((struct sched *));
  87 extern void isakmp_ph2delete __P((struct ph2handle *));
  88
  89 extern int isakmp_get_sainfo __P((struct ph2handle *, struct secpolicy *, struct secpolicy *));
  90 extern int isakmp_post_acquire __P((struct ph2handle *, struct ph1handle *));
  91 extern int isakmp_post_getspi __P((struct ph2handle *));
  92 extern void isakmp_chkph1there_stub __P((struct sched *));
  93 extern void isakmp_chkph1there __P((struct ph2handle *));
  94
  95 extern caddr_t isakmp_set_attr_v __P((caddr_t, int, caddr_t, int));
  96 extern caddr_t isakmp_set_attr_l __P((caddr_t, int, u_int32_t));
  97 extern vchar_t *isakmp_add_attr_v __P((vchar_t *, int, caddr_t, int));
  98 extern vchar_t *isakmp_add_attr_l __P((vchar_t *, int, u_int32_t));
  99
 100 extern int isakmp_newcookie __P((caddr_t, struct sockaddr *, struct sockaddr *));
 101
 102 extern int isakmp_p2ph __P((vchar_t **, struct isakmp_gen *));
 103
 104 extern u_int32_t isakmp_newmsgid2 __P((struct ph1handle *));
 105 extern caddr_t set_isakmp_header1 __P((vchar_t *, struct ph1handle *, int));
 106 extern caddr_t set_isakmp_header2 __P((vchar_t *, struct ph2handle *, int));
 107 extern caddr_t set_isakmp_payload __P((caddr_t, vchar_t *, int));
 108
 109 extern struct payload_list *isakmp_plist_append_full __P((
 110         struct payload_list *plist, vchar_t *payload,
 111         u_int8_t payload_type, u_int8_t free));
 112
 113 static inline struct payload_list *isakmp_plist_append(plist, payload, payload_type)
 114         struct payload_list *plist;
 115         vchar_t *payload;
 116         u_int8_t payload_type;
 117 {
 118         return isakmp_plist_append_full(plist, payload, payload_type, 0);
 119 }
 120
 121
 122 extern vchar_t *isakmp_plist_set_all __P((struct payload_list **plist,
 123         struct ph1handle *iph1));
 124
 125 #ifdef HAVE_PRINT_ISAKMP_C
 126 extern void isakmp_printpacket __P((vchar_t *, struct sockaddr *,
 127         struct sockaddr *, int));
 128 #endif
 129
 130 extern int copy_ph1addresses __P(( struct ph1handle *,
 131         struct remoteconf *, struct sockaddr *, struct sockaddr *));
 132 extern void log_ph1established __P((const struct ph1handle *));
 133
 134 extern void script_hook __P((struct ph1handle *, int));
 135 extern int script_env_append __P((char ***, int *, char *, char *));
 136 extern int script_exec __P((char *, int, char * const *));
 137
 138 void purge_remote __P((struct ph1handle *));
 139 void delete_spd __P((struct ph2handle *, u_int64_t));
 140 #ifdef INET6
 141 u_int32_t setscopeid __P((struct sockaddr *, struct sockaddr *));
 142 #endif
 143
 144 #endif /* _ISAKMP_VAR_H */