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/* $OpenBSD: ipsecctl.h,v 1.4 2005/05/25 17:10:26 hshoexer Exp $ */
/*
* Copyright (c) 2004, 2005 Hans-Joerg Hoexer <hshoexer@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _IPSECCTL_H_
#define _IPSECCTL_H_
#define IPSECCTL_OPT_DISABLE 0x0001
#define IPSECCTL_OPT_ENABLE 0x0002
#define IPSECCTL_OPT_NOACTION 0x0004
#define IPSECCTL_OPT_VERBOSE 0x0010
#define IPSECCTL_OPT_VERBOSE2 0x0020
#define IPSECCTL_OPT_SHOW 0x0040
#define IPSECCTL_OPT_FLUSH 0x0100
enum {
DIRECTION_UNKNOWN, IPSEC_IN, IPSEC_OUT, IPSEC_INOUT
};
enum {
PROTO_UNKNOWN, IPSEC_ESP, IPSEC_AH, IPSEC_COMP
};
enum {
AUTH_UNKNOWN, AUTH_PSK, AUTH_RSA
};
enum {
ID_UNKNOWN, ID_PREFIX, ID_FQDN, ID_UFQDN
};
struct ipsec_addr {
struct in_addr v4;
union {
struct in_addr mask;
u_int32_t mask32;
} v4mask;
int netaddress;
sa_family_t af;
};
struct ipsec_auth {
char *srcid;
char *dstid;
u_int8_t idtype;
u_int16_t type;
};
/* Complete state of one rule. */
struct ipsec_rule {
struct ipsec_addr *src;
struct ipsec_addr *dst;
struct ipsec_addr *peer;
struct ipsec_auth auth;
u_int8_t proto;
u_int8_t direction;
u_int32_t nr;
TAILQ_ENTRY(ipsec_rule) entries;
};
TAILQ_HEAD(ipsec_rule_queue, ipsec_rule);
struct ipsecctl {
u_int32_t rule_nr;
int opts;
struct ipsec_rule_queue rule_queue;
};
int parse_rules(FILE *, struct ipsecctl *);
int ipsecctl_add_rule(struct ipsecctl * ipsec, struct ipsec_rule *);
void ipsecctl_get_rules(struct ipsecctl *);
#endif /* _IPSECCTL_H_ */
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