ipsec-tools/racoon/localconf.h

   1 /* $Id: localconf.h,v 1.9.2.3 2005/11/06 17:18:26 monas 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 _LOCALCONF_H
  33 #define _LOCALCONF_H
  34
  35 #if !TARGET_OS_EMBEDDED
  36 #include <vproc.h>
  37 #endif
  38 #include <dispatch/dispatch.h>
  39 #include <network/nat64.h>
  40 #include "vmbuf.h"
  41 #include "ipsec_doi.h"
  42
  43 /* local configuration */
  44
  45 #define LC_DEFAULT_CF   SYSCONFDIR "/racoon.conf"
  46
  47 #define LC_PATHTYPE_INCLUDE     0
  48 #define LC_PATHTYPE_PSK         1
  49 #define LC_PATHTYPE_CERT        2
  50 #define LC_PATHTYPE_PIDFILE     3
  51 #define LC_PATHTYPE_LOGFILE     4
  52 #define LC_PATHTYPE_MAX         5
  53
  54 #define LC_DEFAULT_PAD_MAXSIZE          20
  55 #define LC_DEFAULT_PAD_RANDOM           TRUE
  56 #define LC_DEFAULT_PAD_RANDOMLEN        FALSE
  57 #define LC_DEFAULT_PAD_STRICT           FALSE
  58 #define LC_DEFAULT_PAD_EXCLTAIL         TRUE
  59 #define LC_DEFAULT_RETRY_COUNTER        5
  60 #define LC_DEFAULT_RETRY_INTERVAL       2
  61 #define LC_DEFAULT_COUNT_PERSEND        1
  62 #define LC_DEFAULT_RETRY_CHECKPH1       30
  63 #define LC_DEFAULT_WAIT_PH2COMPLETE     30
  64 #define LC_DEFAULT_NATT_KA_INTERVAL     20
  65
  66 #define LC_DEFAULT_SECRETSIZE   16      /* 128 bits */
  67
  68 #define LC_GSSENC_UTF16LE       0       /* GSS ID in UTF-16LE */
  69 #define LC_GSSENC_LATIN1        1       /* GSS ID in ISO-Latin-1 */
  70 #define LC_GSSENC_MAX           2
  71
  72 #define LC_AUTOEXITSTATE_SET            0x00000001
  73 #define LC_AUTOEXITSTATE_CLIENT         0x00000010
  74 #define LC_AUTOEXITSTATE_ENABLED        0x00000011      /* both VPN client and set */
  75
  76
  77 struct vpnctl_socket_elem {
  78         LIST_ENTRY(vpnctl_socket_elem) chain;
  79         int                 sock;
  80     dispatch_source_t   source;
  81         LIST_HEAD(_bound_addrs, bound_addr) bound_addresses;
  82 };
  83
  84 struct bound_addr {
  85         LIST_ENTRY(bound_addr) chain;
  86         u_int32_t       address;
  87         nw_nat64_prefix_t nat64_prefix;
  88         vchar_t         *user_id;
  89         vchar_t         *user_pw;
  90         vchar_t         *version;       /* our version string - if present */
  91 };
  92
  93 struct redirect {
  94         LIST_ENTRY(redirect) chain;
  95         u_int32_t       cluster_address;
  96         u_int32_t       redirect_address;
  97         u_int16_t       force;
  98 };
  99
 100 struct saved_msg_elem {
 101         TAILQ_ENTRY(saved_msg_elem) chain;
 102         void* msg;
 103 };
 104
 105
 106 struct localconf {
 107         char *racoon_conf;              /* configuration filename */
 108
 109         uid_t uid;
 110         gid_t gid;
 111         u_int16_t port_isakmp;          /* port for isakmp as default */
 112         u_int16_t port_isakmp_natt;     /* port for NAT-T use */
 113         u_int16_t port_admin;           /* port for admin */
 114         int default_af;                 /* default address family */
 115
 116         int sock_vpncontrol;
 117         int sock_pfkey;
 118         int rtsock;                     /* routing socket */
 119     dispatch_source_t vpncontrol_source;
 120     dispatch_source_t pfkey_source;
 121     dispatch_source_t rt_source;
 122
 123         LIST_HEAD(_vpnctl_socket_elem_, vpnctl_socket_elem) vpnctl_comm_socks;
 124         LIST_HEAD(_redirect_, redirect) redirect_addresses;
 125         int auto_exit_state;            /* auto exit state */
 126         int     auto_exit_delay;                /* auto exit delay until exit */
 127         schedule_ref auto_exit_sched;   /* auto exit schedule */
 128
 129         TAILQ_HEAD(_saved_msg_elem, saved_msg_elem) saved_msg_queue;
 130         int autograbaddr;
 131         struct myaddrs *myaddrs;
 132
 133         char *logfile_param;            /* from command line */
 134         char *pathinfo[LC_PATHTYPE_MAX];
 135         vchar_t *ident[IDTYPE_MAX]; /* base of Identifier payload. */
 136
 137         int pad_random;
 138         int pad_randomlen;
 139         int pad_maxsize;
 140         int pad_strict;
 141         int pad_excltail;
 142
 143         int retry_counter;              /* times to retry. */
 144         int retry_interval;             /* interval each retry. */
 145         int count_persend;              /* the number of packets each retry. */
 146                                 /* above 3 values are copied into a handler. */
 147
 148         int retry_checkph1;
 149         int wait_ph2complete;
 150
 151         int natt_ka_interval;           /* NAT-T keepalive interval. */
 152         vchar_t *ext_nat_id;            /* our address id for our nat address */
 153
 154         int secret_size;
 155         int strict_address;             /* strictly check addresses. */
 156
 157         int complex_bundle;
 158                 /*
 159                  * If we want to make a packet "IP2 AH ESP IP1 ULP",
 160                  * the SPD in KAME expresses AH transport + ESP tunnel.
 161                  * So racoon sent the proposal contained such the order.
 162                  * But lots of implementation interprets AH tunnel + ESP
 163                  * tunnel in this case.  racoon has changed the format,
 164                  * usually uses this format.  If the option, 'complex_bundle'
 165                  * is enable, racoon uses old format.
 166                  */
 167
 168 #if !TARGET_OS_EMBEDDED
 169         vproc_transaction_t vt; /* returned by vproc_transaction_begin */
 170 #endif
 171 };
 172
 173
 174 extern struct localconf *lcconf;
 175
 176 extern void initlcconf(void);
 177 extern void flushlcconf(void);
 178 extern void savelcconf(void);
 179 extern void restorelcconf(void);
 180 extern vchar_t *getpskbyname(vchar_t *);
 181 extern vchar_t *getpskbyaddr(struct sockaddr_storage *);
 182 #if HAVE_KEYCHAIN
 183 extern vchar_t *getpskfromkeychain(const char *, u_int8_t, int, vchar_t *);
 184 #endif
 185 extern void getpathname(char *, int, int, const char *);
 186 extern int sittype2doi(int);
 187 extern int doitype2doi(int);
 188 extern vchar_t *getpsk(const char *, const int);
 189
 190
 191 #endif /* _LOCALCONF_H */