ipsec-tools/racoon/sainfo.h

   1 /*      $NetBSD: sainfo.h,v 1.5 2006/10/03 08:01:56 vanhu Exp $ */
   2
   3 /* Id: sainfo.h,v 1.5 2006/07/09 17:19:38 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 _SAINFO_H
  35 #define _SAINFO_H
  36
  37 #include <sys/queue.h>
  38
  39 /* SA info */
  40 struct sainfo {
  41         vchar_t *idsrc;
  42         vchar_t *iddst;
  43                 /*
  44                  * idsrc and iddst are constructed body of ID payload.
  45                  * that is (struct ipsecdoi_id_b) + ID value.
  46                  * If idsrc == NULL, that is anonymous entry.
  47                  */
  48
  49 #ifdef ENABLE_HYBRID
  50         vchar_t *group;
  51 #endif
  52
  53     time_t lifetime;
  54     int lifebyte;
  55     int pfs_group;              /* only use when pfs is required. */
  56     vchar_t *id_i;              /* identifier of the authorized initiator */
  57     struct sainfoalg *algs[MAXALGCLASS];
  58     int dynamic;                /* created through vpn control socket */
  59     int in_list;
  60     int refcount;
  61     LIST_ENTRY(sainfo) chain;
  62 };
  63
  64 /* algorithm type */
  65 struct sainfoalg {
  66         int alg;
  67         int encklen;                    /* key length of encryption algorithm */
  68         struct sainfoalg *next;
  69 };
  70
  71 extern struct sainfo *getsainfo (const vchar_t *,
  72         const vchar_t *, const vchar_t *, int);
  73 extern struct sainfo *getsainfo_by_dst_id (const vchar_t *, const vchar_t *);
  74 extern struct sainfo *create_sainfo (void);
  75 extern void delsainfo (struct sainfo *);
  76 extern void inssainfo (struct sainfo *);
  77 extern void remsainfo (struct sainfo *);
  78 void retain_sainfo(struct sainfo *si);
  79 void release_sainfo(struct sainfo *si);
  80 extern void flushsainfo (void);
  81 extern void flushsainfo_dynamic (u_int32_t);
  82 extern void initsainfo (void);
  83 extern struct sainfoalg *newsainfoalg (void);
  84 extern void delsainfoalg (struct sainfoalg *);
  85 extern void inssainfoalg (struct sainfoalg **, struct sainfoalg *);
  86 extern const char * sainfo2str (const struct sainfo *);
  87
  88 #endif /* _SAINFO_H */