[apple/ipsec.git] / ipsec-tools / racoon / remoteconf.h

/*	$NetBSD: remoteconf.h,v 1.7 2006/10/03 08:01:56 vanhu Exp $	*/

/* Id: remoteconf.h,v 1.26 2006/05/06 15:52:44 manubsd Exp */

/*
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _REMOTECONF_H
#define _REMOTECONF_H

/* remote configuration */

#include <sys/queue.h>
#include "genlist.h"
#ifdef ENABLE_HYBRID
#include "isakmp_var.h"
#include "isakmp_xauth.h"
#endif
#ifdef __APPLE__
#include <CoreFoundation/CFData.h>
#endif
#include "algorithm.h"


struct proposalspec {
	time_t lifetime;		/* for isakmp/ipsec */
	int lifebyte;			/* for isakmp/ipsec */
	struct secprotospec *spspec;	/* the head is always current spec. */
	struct proposalspec *next;	/* the tail is the most prefered. */
	struct proposalspec *prev;
};

struct secprotospec {
	int prop_no;
	int trns_no;
	int strength;		/* for isakmp/ipsec */
	int encklen;		/* for isakmp/ipsec */
	time_t lifetime;	/* for isakmp */
	int lifebyte;		/* for isakmp */
	int proto_id;		/* for ipsec (isakmp?) */
	int ipsec_level;	/* for ipsec */
	int encmode;		/* for ipsec */
	int vendorid;		/* for isakmp */
	char *gssid;
	struct sockaddr *remote;
	int algclass[MAXALGCLASS];

	struct secprotospec *next;	/* the tail is the most prefiered. */
	struct secprotospec *prev;
	struct proposalspec *back;
};


struct etypes {
	int type;
	struct etypes *next;
};

enum {
    DPD_ALGO_DEFAULT = 0,
    DPD_ALGO_INBOUND_DETECT,
    DPD_ALGO_BLACKHOLE_DETECT,
    DPD_ALGO_MAX,
};

/* Script hooks */
#define SCRIPT_PHASE1_UP	0
#define SCRIPT_PHASE1_DOWN	1
#define SCRIPT_MAX		1
extern char *script_names[SCRIPT_MAX + 1];

struct remoteconf {
	struct sockaddr *remote;	/* remote IP address */
					/* if family is AF_UNSPEC, that is
					 * for anonymous configuration. */

	struct etypes *etypes;		/* exchange type list. the head
					 * is a type to be sent first. */
	int doitype;			/* doi type */
	int sittype;			/* situation type */

	int idvtype;			/* my identifier type */
	vchar_t *idv;			/* my identifier */
	vchar_t *key;			/* my pre-shared key */
	struct genlist *idvl_p;         /* peer's identifiers list */

#ifdef __APPLE__
	int	identity_in_keychain;	/* cert and private key is in the keychain */
	vchar_t *keychainCertRef;	/* peristant keychain ref for cert */
	int secrettype;			/* type of secret [use, key, keychain] */
	vchar_t *shared_secret;	/* shared secret */
	vchar_t *open_dir_auth_group;	/* group to be used to authorize user */
#endif

	int certtype;			/* certificate type if need */
	char *mycertfile;		/* file name of my certificate */
	char *myprivfile;		/* file name of my private key file */
	char *peerscertfile;		/* file name of peer's certifcate */
	int getcert_method;		/* the way to get peer's certificate */
	int cacerttype;			/* CA type is needed */
	char *cacertfile;		/* file name of CA */
	int getcacert_method;		/* the way to get the CA */
	int send_cert;			/* send to CERT or not */
	int send_cr;			/* send to CR or not */
	int verify_cert;		/* verify a CERT strictly */
#ifdef __APPLE__
	int cert_verification;	/* openssl or security framework */
	int cert_verification_option;	/* nothing, peers identifier, or open_dir */
#endif
	int verify_identifier;		/* vefify the peer's identifier */
	int nonce_size;			/* the number of bytes of nonce */
	int passive;			/* never initiate */
	int ike_frag;			/* IKE fragmentation */
	int esp_frag;			/* ESP fragmentation */
	int mode_cfg;			/* Gets config through mode config */
	int support_proxy;		/* support mip6/proxy */
#define GENERATE_POLICY_NONE   0
#define GENERATE_POLICY_REQUIRE        1
#define GENERATE_POLICY_UNIQUE 2
	int gen_policy;			/* generate policy if no policy found */
	int ini_contact;		/* initial contact */
	int pcheck_level;		/* level of propocl checking */
	int nat_traversal;		/* NAT-Traversal */
#ifdef __APPLE__
	int natt_multiple_user; /* special handling of multiple users behind a nat - for VPN server */
	int natt_keepalive;		/* do we need to send natt keep alive */
#endif
	vchar_t *script[SCRIPT_MAX + 1];	/* script hooks paths */
	int dh_group;			/* use it when only aggressive mode */
	struct dhgroup *dhgrp;		/* use it when only aggressive mode */
					/* above two can't be defined by user*/

	int retry_counter;		/* times to retry. */
	int retry_interval;		/* interval each retry. */
				/* above 2 values are copied from localconf. */

	int dpd;				/* Negociate DPD support ? */
	int dpd_retry;			/* in seconds */
	int dpd_interval;		/* in seconds */
	int dpd_maxfails;
    int dpd_algo;
    int idle_timeout;       /* in seconds */
    int idle_timeout_dir;   /* direction to check */
	
	int ph1id; /* ph1id to be matched with sainfo sections */

	int weak_phase1_check;		/* act on unencrypted deletions ? */

	struct isakmpsa *proposal;	/* proposal list */
	struct remoteconf *inherited_from;	/* the original rmconf 
						   from which this one 
						   was inherited */
	struct proposalspec *prhead;

	struct genlist	*rsa_private,	/* lists of PlainRSA keys to use */
			*rsa_public;

#ifdef ENABLE_HYBRID
	struct xauth_rmconf *xauth;
#endif
	int initiate_ph1rekey;

#ifdef __APPLE__
	int    to_remove;
	int    to_delete;
	int    linked_to_ph1;
#endif

	TAILQ_ENTRY(remoteconf) chain;	/* next remote conf */
};

struct dhgroup;

/* ISAKMP SA specification */
struct isakmpsa {
	int prop_no;
	int trns_no;
	time_t lifetime;
	size_t lifebyte;
	int enctype;
	int encklen;
	int authmethod;
	int hashtype;
	int vendorid;
#ifdef HAVE_GSSAPI
	vchar_t *gssid;
#endif
	int dh_group;			/* don't use it if aggressive mode */
	struct dhgroup *dhgrp;		/* don't use it if aggressive mode */

	struct isakmpsa *next;		/* next transform */
	struct remoteconf *rmconf;	/* backpointer to remoteconf */
};

struct idspec {
	int idtype;                     /* identifier type */
	vchar_t *id;                    /* identifier */
};

typedef struct remoteconf * (rmconf_func_t)(struct remoteconf *rmconf, void *data);

extern struct remoteconf *getrmconf __P((struct sockaddr *));
extern struct remoteconf *getrmconf_strict
	__P((struct sockaddr *remote, int allow_anon));

#ifdef __APPLE__
extern int link_rmconf_to_ph1 __P((struct remoteconf *));
extern int unlink_rmconf_from_ph1 __P((struct remoteconf *));
#endif
extern int no_remote_configs __P((int));
extern struct remoteconf *copyrmconf __P((struct sockaddr *));
extern struct remoteconf *newrmconf __P((void));
extern struct remoteconf *duprmconf __P((struct remoteconf *));
extern void delrmconf __P((struct remoteconf *));
extern void delisakmpsa __P((struct isakmpsa *));
extern void deletypes __P((struct etypes *));
extern struct etypes * dupetypes __P((struct etypes *));
extern void insrmconf __P((struct remoteconf *));
extern void remrmconf __P((struct remoteconf *));
extern void flushrmconf __P((void));
extern void initrmconf __P((void));
extern struct etypes *check_etypeok
	__P((struct remoteconf *, u_int8_t));
extern struct remoteconf *foreachrmconf __P((rmconf_func_t rmconf_func,
					     void *data));

extern struct isakmpsa *newisakmpsa __P((void));
extern struct isakmpsa *dupisakmpsa __P((struct isakmpsa *));

extern void insisakmpsa __P((struct isakmpsa *, struct remoteconf *));

extern void dumprmconf __P((void));

extern struct idspec *newidspec __P((void));

extern vchar_t *script_path_add __P((vchar_t *));

extern void rsa_key_free __P((void *entry));

#endif /* _REMOTECONF_H */
Commit	Line	Data
d1e348cf A	1	/* $NetBSD: remoteconf.h,v 1.7 2006/10/03 08:01:56 vanhu Exp $ */
	2
	3	/* Id: remoteconf.h,v 1.26 2006/05/06 15:52:44 manubsd Exp */
52b7d2ce A	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 _REMOTECONF_H
	35	#define _REMOTECONF_H
	36
	37	/* remote configuration */
	38
	39	#include <sys/queue.h>
	40	#include "genlist.h"
d1e348cf A	41	#ifdef ENABLE_HYBRID
	42	#include "isakmp_var.h"
	43	#include "isakmp_xauth.h"
	44	#endif
52b7d2ce A	45	#ifdef __APPLE__
	46	#include <CoreFoundation/CFData.h>
	47	#endif
	48	#include "algorithm.h"
	49
d1e348cf	50
52b7d2ce A	51	struct proposalspec {
	52	time_t lifetime; /* for isakmp/ipsec */
	53	int lifebyte; /* for isakmp/ipsec */
	54	struct secprotospec spspec; / the head is always current spec. */
	55	struct proposalspec next; / the tail is the most prefered. */
	56	struct proposalspec *prev;
	57	};
	58
	59	struct secprotospec {
	60	int prop_no;
	61	int trns_no;
	62	int strength; /* for isakmp/ipsec */
	63	int encklen; /* for isakmp/ipsec */
	64	time_t lifetime; /* for isakmp */
	65	int lifebyte; /* for isakmp */
	66	int proto_id; /* for ipsec (isakmp?) */
	67	int ipsec_level; /* for ipsec */
	68	int encmode; /* for ipsec */
	69	int vendorid; /* for isakmp */
	70	char *gssid;
	71	struct sockaddr *remote;
	72	int algclass[MAXALGCLASS];
	73
	74	struct secprotospec next; / the tail is the most prefiered. */
	75	struct secprotospec *prev;
	76	struct proposalspec *back;
	77	};
	78
	79
	80	struct etypes {
	81	int type;
	82	struct etypes *next;
	83	};
	84
d1e348cf A	85	enum {
	86	DPD_ALGO_DEFAULT = 0,
	87	DPD_ALGO_INBOUND_DETECT,
	88	DPD_ALGO_BLACKHOLE_DETECT,
	89	DPD_ALGO_MAX,
	90	};
	91
52b7d2ce A	92	/* Script hooks */
	93	#define SCRIPT_PHASE1_UP 0
	94	#define SCRIPT_PHASE1_DOWN 1
	95	#define SCRIPT_MAX 1
	96	extern char *script_names[SCRIPT_MAX + 1];
52b7d2ce A	97
	98	struct remoteconf {
	99	struct sockaddr remote; / remote IP address */
	100	/* if family is AF_UNSPEC, that is
	101	* for anonymous configuration. */
	102
	103	struct etypes etypes; / exchange type list. the head
	104	* is a type to be sent first. */
	105	int doitype; /* doi type */
	106	int sittype; /* situation type */
	107
	108	int idvtype; /* my identifier type */
	109	vchar_t idv; / my identifier */
	110	vchar_t key; / my pre-shared key */
	111	struct genlist idvl_p; / peer's identifiers list */
	112
	113	#ifdef __APPLE__
	114	int identity_in_keychain; /* cert and private key is in the keychain */
	115	vchar_t keychainCertRef; / peristant keychain ref for cert */
	116	int secrettype; /* type of secret [use, key, keychain] */
	117	vchar_t shared_secret; / shared secret */
	118	vchar_t open_dir_auth_group; / group to be used to authorize user */
	119	#endif
	120
	121	int certtype; /* certificate type if need */
	122	char mycertfile; / file name of my certificate */
	123	char myprivfile; / file name of my private key file */
	124	char peerscertfile; / file name of peer's certifcate */
	125	int getcert_method; /* the way to get peer's certificate */
	126	int cacerttype; /* CA type is needed */
	127	char cacertfile; / file name of CA */
	128	int getcacert_method; /* the way to get the CA */
	129	int send_cert; /* send to CERT or not */
	130	int send_cr; /* send to CR or not */
	131	int verify_cert; /* verify a CERT strictly */
	132	#ifdef __APPLE__
	133	int cert_verification; /* openssl or security framework */
	134	int cert_verification_option; /* nothing, peers identifier, or open_dir */
	135	#endif
	136	int verify_identifier; /* vefify the peer's identifier */
	137	int nonce_size; /* the number of bytes of nonce */
	138	int passive; /* never initiate */
	139	int ike_frag; /* IKE fragmentation */
	140	int esp_frag; /* ESP fragmentation */
	141	int mode_cfg; /* Gets config through mode config */
	142	int support_proxy; /* support mip6/proxy */
d1e348cf A	143	#define GENERATE_POLICY_NONE 0
	144	#define GENERATE_POLICY_REQUIRE 1
	145	#define GENERATE_POLICY_UNIQUE 2
52b7d2ce A	146	int gen_policy; /* generate policy if no policy found */
	147	int ini_contact; /* initial contact */
	148	int pcheck_level; /* level of propocl checking */
	149	int nat_traversal; /* NAT-Traversal */
	150	#ifdef __APPLE__
	151	int natt_multiple_user; /* special handling of multiple users behind a nat - for VPN server */
d1e348cf	152	int natt_keepalive; /* do we need to send natt keep alive */
52b7d2ce	153	#endif
d1e348cf	154	vchar_t script[SCRIPT_MAX + 1]; / script hooks paths */
52b7d2ce A	155	int dh_group; /* use it when only aggressive mode */
	156	struct dhgroup dhgrp; / use it when only aggressive mode */
	157	/* above two can't be defined by user*/
	158
	159	int retry_counter; /* times to retry. */
	160	int retry_interval; /* interval each retry. */
	161	/* above 2 values are copied from localconf. */
	162
	163	int dpd; /* Negociate DPD support ? */
	164	int dpd_retry; /* in seconds */
	165	int dpd_interval; /* in seconds */
d1e348cf A	166	int dpd_maxfails;
	167	int dpd_algo;
	168	int idle_timeout; /* in seconds */
	169	int idle_timeout_dir; /* direction to check */
	170
	171	int ph1id; /* ph1id to be matched with sainfo sections */
	172
	173	int weak_phase1_check; /* act on unencrypted deletions ? */
52b7d2ce A	174
	175	struct isakmpsa proposal; / proposal list */
	176	struct remoteconf inherited_from; / the original rmconf
	177	from which this one
	178	was inherited */
	179	struct proposalspec *prhead;
	180
	181	struct genlist rsa_private, / lists of PlainRSA keys to use */
	182	*rsa_public;
d1e348cf A	183
	184	#ifdef ENABLE_HYBRID
	185	struct xauth_rmconf *xauth;
	186	#endif
	187	int initiate_ph1rekey;
	188
	189	#ifdef __APPLE__
	190	int to_remove;
	191	int to_delete;
	192	int linked_to_ph1;
	193	#endif
	194
52b7d2ce A	195	TAILQ_ENTRY(remoteconf) chain; /* next remote conf */
	196	};
	197
	198	struct dhgroup;
	199
	200	/* ISAKMP SA specification */
	201	struct isakmpsa {
	202	int prop_no;
	203	int trns_no;
	204	time_t lifetime;
	205	size_t lifebyte;
	206	int enctype;
	207	int encklen;
	208	int authmethod;
	209	int hashtype;
	210	int vendorid;
	211	#ifdef HAVE_GSSAPI
	212	vchar_t *gssid;
	213	#endif
	214	int dh_group; /* don't use it if aggressive mode */
	215	struct dhgroup dhgrp; / don't use it if aggressive mode */
	216
	217	struct isakmpsa next; / next transform */
	218	struct remoteconf rmconf; / backpointer to remoteconf */
	219	};
	220
	221	struct idspec {
	222	int idtype; /* identifier type */
	223	vchar_t id; / identifier */
	224	};
	225
	226	typedef struct remoteconf * (rmconf_func_t)(struct remoteconf rmconf, void data);
	227
	228	extern struct remoteconf getrmconf __P((struct sockaddr ));
	229	extern struct remoteconf *getrmconf_strict
	230	__P((struct sockaddr *remote, int allow_anon));
d1e348cf A	231
	232	#ifdef __APPLE__
	233	extern int link_rmconf_to_ph1 __P((struct remoteconf *));
	234	extern int unlink_rmconf_from_ph1 __P((struct remoteconf *));
	235	#endif
93762ec7	236	extern int no_remote_configs __P((int));
52b7d2ce A	237	extern struct remoteconf copyrmconf __P((struct sockaddr ));
	238	extern struct remoteconf *newrmconf __P((void));
	239	extern struct remoteconf duprmconf __P((struct remoteconf ));
	240	extern void delrmconf __P((struct remoteconf *));
	241	extern void delisakmpsa __P((struct isakmpsa *));
	242	extern void deletypes __P((struct etypes *));
	243	extern struct etypes * dupetypes __P((struct etypes *));
	244	extern void insrmconf __P((struct remoteconf *));
	245	extern void remrmconf __P((struct remoteconf *));
	246	extern void flushrmconf __P((void));
	247	extern void initrmconf __P((void));
	248	extern struct etypes *check_etypeok
	249	__P((struct remoteconf *, u_int8_t));
	250	extern struct remoteconf *foreachrmconf __P((rmconf_func_t rmconf_func,
	251	void *data));
	252
	253	extern struct isakmpsa *newisakmpsa __P((void));
	254	extern struct isakmpsa dupisakmpsa __P((struct isakmpsa ));
	255
	256	extern void insisakmpsa __P((struct isakmpsa , struct remoteconf ));
	257
	258	extern void dumprmconf __P((void));
	259
	260	extern struct idspec *newidspec __P((void));
	261
d1e348cf	262	extern vchar_t script_path_add __P((vchar_t ));
52b7d2ce A	263
	264	extern void rsa_key_free __P((void *entry));
	265
	266	#endif /* _REMOTECONF_H */