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/* strongSwan IPsec config file parser
* Copyright (C) 2001-2002 Mathieu Lafon
* Arkoon Network Security
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#ifndef _IPSEC_CONFREAD_H_
#define _IPSEC_CONFREAD_H_
#include <kernel/kernel_ipsec.h>
#include "ipsec-parser.h"
/** to mark seen keywords */
typedef u_int64_t seen_t;
#define SEEN_NONE 0;
#define SEEN_KW(kw, base) ((seen_t)1 << ((kw) - (base)))
typedef enum {
STARTUP_NO,
STARTUP_ADD,
STARTUP_ROUTE,
STARTUP_START
} startup_t;
typedef enum {
STATE_IGNORE,
STATE_TO_ADD,
STATE_ADDED,
STATE_REPLACED,
STATE_INVALID
} starter_state_t;
typedef enum {
/* shared with ike_version_t */
KEY_EXCHANGE_IKE = 0,
KEY_EXCHANGE_IKEV1 = 1,
KEY_EXCHANGE_IKEV2 = 2,
} keyexchange_t;
typedef enum {
STRICT_NO,
STRICT_YES,
STRICT_IFURI,
} strict_t;
typedef enum {
CERT_ALWAYS_SEND,
CERT_SEND_IF_ASKED,
CERT_NEVER_SEND,
CERT_YES_SEND, /* synonym for CERT_ALWAYS_SEND */
CERT_NO_SEND, /* synonym for CERT_NEVER_SEND */
} certpolicy_t;
typedef enum {
DPD_ACTION_NONE,
DPD_ACTION_CLEAR,
DPD_ACTION_HOLD,
DPD_ACTION_RESTART,
DPD_ACTION_UNKNOW,
} dpd_action_t;
typedef enum {
/* same as in ike_cfg.h */
FRAGMENTATION_NO,
FRAGMENTATION_YES,
FRAGMENTATION_FORCE,
} fragmentation_t;
typedef enum {
/* IPsec options */
SA_OPTION_AUTHENTICATE = 1 << 0, /* use AH instead of ESP? */
SA_OPTION_COMPRESS = 1 << 1, /* use IPComp */
/* IKE and other other options */
SA_OPTION_DONT_REKEY = 1 << 2, /* don't rekey state either Phase */
SA_OPTION_DONT_REAUTH = 1 << 3, /* don't reauthenticate on rekeying, IKEv2 only */
SA_OPTION_MODECFG_PUSH = 1 << 4, /* is modecfg pushed by server? */
SA_OPTION_XAUTH_SERVER = 1 << 5, /* are we an XAUTH server? */
SA_OPTION_MOBIKE = 1 << 6, /* enable MOBIKE for IKEv2 */
SA_OPTION_FORCE_ENCAP = 1 << 7, /* force UDP encapsulation */
} sa_option_t;
typedef struct starter_end starter_end_t;
struct starter_end {
seen_t seen;
char *auth;
char *auth2;
char *id;
char *id2;
char *rsakey;
char *cert;
char *cert2;
char *ca;
char *ca2;
char *groups;
char *groups2;
char *cert_policy;
char *host;
u_int ikeport;
char *subnet;
bool modecfg;
certpolicy_t sendcert;
bool firewall;
bool hostaccess;
bool allow_any;
char *updown;
u_int16_t from_port;
u_int16_t to_port;
u_int8_t protocol;
char *sourceip;
char *dns;
};
typedef struct also also_t;
struct also {
char *name;
bool included;
also_t *next;
};
typedef struct starter_conn starter_conn_t;
struct starter_conn {
seen_t seen;
char *name;
also_t *also;
kw_list_t *kw;
u_int visit;
startup_t startup;
starter_state_t state;
keyexchange_t keyexchange;
char *eap_identity;
char *aaa_identity;
char *xauth_identity;
char *authby;
ipsec_mode_t mode;
bool proxy_mode;
fragmentation_t fragmentation;
u_int ikedscp;
sa_option_t options;
time_t sa_ike_life_seconds;
time_t sa_ipsec_life_seconds;
time_t sa_rekey_margin;
u_int64_t sa_ipsec_life_bytes;
u_int64_t sa_ipsec_margin_bytes;
u_int64_t sa_ipsec_life_packets;
u_int64_t sa_ipsec_margin_packets;
unsigned long sa_keying_tries;
unsigned long sa_rekey_fuzz;
u_int32_t reqid;
mark_t mark_in;
mark_t mark_out;
u_int32_t tfc;
bool install_policy;
bool aggressive;
starter_end_t left, right;
unsigned long id;
char *esp;
char *ike;
time_t dpd_delay;
time_t dpd_timeout;
dpd_action_t dpd_action;
int dpd_count;
dpd_action_t close_action;
time_t inactivity;
bool me_mediation;
char *me_mediated_by;
char *me_peerid;
starter_conn_t *next;
};
typedef struct starter_ca starter_ca_t;
struct starter_ca {
seen_t seen;
char *name;
also_t *also;
kw_list_t *kw;
u_int visit;
startup_t startup;
starter_state_t state;
char *cacert;
char *crluri;
char *crluri2;
char *ocspuri;
char *ocspuri2;
char *certuribase;
bool strict;
starter_ca_t *next;
};
typedef struct starter_config starter_config_t;
struct starter_config {
struct {
seen_t seen;
bool charonstart;
char *charondebug;
bool uniqueids;
bool cachecrls;
strict_t strictcrlpolicy;
} setup;
/* number of encountered parsing errors */
u_int err;
u_int non_fatal_err;
/* do we parse also statements */
bool parse_also;
/* ca %default */
starter_ca_t ca_default;
/* connections list (without %default) */
starter_ca_t *ca_first, *ca_last;
/* conn %default */
starter_conn_t conn_default;
/* connections list (without %default) */
starter_conn_t *conn_first, *conn_last;
};
extern starter_config_t *confread_load(const char *file);
extern void confread_free(starter_config_t *cfg);
#endif /* _IPSEC_CONFREAD_H_ */
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