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    1: /*	$NetBSD: isakmp_var.h,v 1.17 2010/11/12 10:36:37 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 *, int));
   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 */