[apple/xnu.git] / bsd / net / pfkeyv2.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*	$KAME: pfkeyv2.h,v 1.10 2000/03/22 07:04:20 sakane 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.
 */

/* $Id: pfkeyv2.h,v 1.3 2000/11/22 01:12:11 zarzycki Exp $ */

/*
 * This file has been derived rfc 2367,
 * And added some flags of SADB_KEY_FLAGS_ as SADB_X_EXT_.
 *	sakane@ydc.co.jp
 */

#ifndef _NET_PFKEYV2_H_
#define _NET_PFKEYV2_H_

/*
This file defines structures and symbols for the PF_KEY Version 2
key management interface. It was written at the U.S. Naval Research
Laboratory. This file is in the public domain. The authors ask that
you leave this credit intact on any copies of this file.
*/
#ifndef __PFKEY_V2_H
#define __PFKEY_V2_H 1

#define PF_KEY_V2 2
#define PFKEYV2_REVISION        199806L

#define SADB_RESERVED    0
#define SADB_GETSPI      1
#define SADB_UPDATE      2
#define SADB_ADD         3
#define SADB_DELETE      4
#define SADB_GET         5
#define SADB_ACQUIRE     6
#define SADB_REGISTER    7
#define SADB_EXPIRE      8
#define SADB_FLUSH       9
#define SADB_DUMP        10
#define SADB_X_PROMISC   11
#define SADB_X_PCHANGE   12

#define SADB_X_SPDUPDATE  13
#define SADB_X_SPDADD     14
#define SADB_X_SPDDELETE  15	/* by policy index */
#define SADB_X_SPDGET     16
#define SADB_X_SPDACQUIRE 17
#define SADB_X_SPDDUMP    18
#define SADB_X_SPDFLUSH   19
#define SADB_X_SPDSETIDX  20
#define SADB_X_SPDEXPIRE  21	/* not yet */
#define SADB_X_SPDDELETE2 22	/* by policy id */
#define SADB_MAX          22

struct sadb_msg {
  u_int8_t sadb_msg_version;
  u_int8_t sadb_msg_type;
  u_int8_t sadb_msg_errno;
  u_int8_t sadb_msg_satype;
  u_int16_t sadb_msg_len;
  u_int8_t sadb_msg_mode;	/* XXX */
  u_int8_t sadb_msg_reserved1;
  u_int32_t sadb_msg_seq;
  u_int32_t sadb_msg_pid;
  u_int32_t sadb_msg_reqid;	/* XXX */
  				/* when policy mng, value is zero. */
  u_int32_t sadb_msg_reserved2;
};

struct sadb_ext {
  u_int16_t sadb_ext_len;
  u_int16_t sadb_ext_type;
};

struct sadb_sa {
  u_int16_t sadb_sa_len;
  u_int16_t sadb_sa_exttype;
  u_int32_t sadb_sa_spi;
  u_int8_t sadb_sa_replay;
  u_int8_t sadb_sa_state;
  u_int8_t sadb_sa_auth;
  u_int8_t sadb_sa_encrypt;
  u_int32_t sadb_sa_flags;
};

struct sadb_lifetime {
  u_int16_t sadb_lifetime_len;
  u_int16_t sadb_lifetime_exttype;
  u_int32_t sadb_lifetime_allocations;
  u_int64_t sadb_lifetime_bytes;
  u_int64_t sadb_lifetime_addtime;
  u_int64_t sadb_lifetime_usetime;
};

struct sadb_address {
  u_int16_t sadb_address_len;
  u_int16_t sadb_address_exttype;
  u_int8_t sadb_address_proto;
  u_int8_t sadb_address_prefixlen;
  u_int16_t sadb_address_reserved;
};

struct sadb_key {
  u_int16_t sadb_key_len;
  u_int16_t sadb_key_exttype;
  u_int16_t sadb_key_bits;
  u_int16_t sadb_key_reserved;
};

struct sadb_ident {
  u_int16_t sadb_ident_len;
  u_int16_t sadb_ident_exttype;
  u_int16_t sadb_ident_type;
  u_int16_t sadb_ident_reserved;
  u_int64_t sadb_ident_id;
};
/* in order to use to divide sadb_ident.sadb_ident_id */
union sadb_x_ident_id {
  u_int64_t sadb_x_ident_id;
  struct _sadb_x_ident_id_addr {
    u_int16_t prefix;
    u_int16_t ul_proto;
    u_int32_t reserved;
  } sadb_x_ident_id_addr;
};

struct sadb_sens {
  u_int16_t sadb_sens_len;
  u_int16_t sadb_sens_exttype;
  u_int32_t sadb_sens_dpd;
  u_int8_t sadb_sens_sens_level;
  u_int8_t sadb_sens_sens_len;
  u_int8_t sadb_sens_integ_level;
  u_int8_t sadb_sens_integ_len;
  u_int32_t sadb_sens_reserved;
};

struct sadb_prop {
  u_int16_t sadb_prop_len;
  u_int16_t sadb_prop_exttype;
  u_int8_t sadb_prop_replay;
  u_int8_t sadb_prop_reserved[3];
};

struct sadb_comb {
  u_int8_t sadb_comb_auth;
  u_int8_t sadb_comb_encrypt;
  u_int16_t sadb_comb_flags;
  u_int16_t sadb_comb_auth_minbits;
  u_int16_t sadb_comb_auth_maxbits;
  u_int16_t sadb_comb_encrypt_minbits;
  u_int16_t sadb_comb_encrypt_maxbits;
  u_int32_t sadb_comb_reserved;
  u_int32_t sadb_comb_soft_allocations;
  u_int32_t sadb_comb_hard_allocations;
  u_int64_t sadb_comb_soft_bytes;
  u_int64_t sadb_comb_hard_bytes;
  u_int64_t sadb_comb_soft_addtime;
  u_int64_t sadb_comb_hard_addtime;
  u_int64_t sadb_comb_soft_usetime;
  u_int64_t sadb_comb_hard_usetime;
};

struct sadb_supported {
  u_int16_t sadb_supported_len;
  u_int16_t sadb_supported_exttype;
  u_int32_t sadb_supported_reserved;
};

struct sadb_alg {
  u_int8_t sadb_alg_id;
  u_int8_t sadb_alg_ivlen;
  u_int16_t sadb_alg_minbits;
  u_int16_t sadb_alg_maxbits;
  u_int16_t sadb_alg_reserved;
};

struct sadb_spirange {
  u_int16_t sadb_spirange_len;
  u_int16_t sadb_spirange_exttype;
  u_int32_t sadb_spirange_min;
  u_int32_t sadb_spirange_max;
  u_int32_t sadb_spirange_reserved;
};

struct sadb_x_kmprivate {
  u_int16_t sadb_x_kmprivate_len;
  u_int16_t sadb_x_kmprivate_exttype;
  u_int32_t sadb_x_kmprivate_reserved;
};

/* XXX Policy Extension */
/* sizeof(struct sadb_x_policy) == 8 */
struct sadb_x_policy {
  u_int16_t sadb_x_policy_len;
  u_int16_t sadb_x_policy_exttype;
  u_int16_t sadb_x_policy_type;		/* See policy type of ipsec.h */
  u_int8_t sadb_x_policy_dir;		/* direction, see ipsec.h */
  u_int8_t sadb_x_policy_reserved;
  u_int32_t sadb_x_policy_id;
  u_int32_t sadb_x_policy_reserved2;
};
/*
 * When policy_type == IPSEC, it is followed by some of
 * the ipsec policy request.
 * [total length of ipsec policy requests]
 *	= (sadb_x_policy_len * sizeof(uint64_t) - sizeof(struct sadb_x_policy))
 */

/* XXX IPsec Policy Request Extension */
/*
 * This structure is aligned 8 bytes.
 */
struct sadb_x_ipsecrequest {
  u_int16_t sadb_x_ipsecrequest_len;	/* structure length aligned to 8 bytes.
					 * This value is true length of bytes.
					 * Not in units of 64 bits. */
  u_int16_t sadb_x_ipsecrequest_proto;	/* See ipsec.h */
  u_int8_t sadb_x_ipsecrequest_mode;	/* See IPSEC_MODE_XX in ipsec.h. */
  u_int8_t sadb_x_ipsecrequest_level;	/* See IPSEC_LEVEL_XX in ipsec.h */
  u_int16_t sadb_x_ipsecrequest_reqid;	/* See ipsec.h */

  /*
   * followed by source IP address of SA, and immediately followed by
   * destination IP address of SA.  These encoded into two of sockaddr
   * structure without any padding.  Must set each sa_len exactly.
   * Each of length of the sockaddr structure are not aligned to 64bits,
   * but sum of x_request and addresses is aligned to 64bits.
   */
};

#define SADB_EXT_RESERVED             0
#define SADB_EXT_SA                   1
#define SADB_EXT_LIFETIME_CURRENT     2
#define SADB_EXT_LIFETIME_HARD        3
#define SADB_EXT_LIFETIME_SOFT        4
#define SADB_EXT_ADDRESS_SRC          5
#define SADB_EXT_ADDRESS_DST          6
#define SADB_EXT_ADDRESS_PROXY        7
#define SADB_EXT_KEY_AUTH             8
#define SADB_EXT_KEY_ENCRYPT          9
#define SADB_EXT_IDENTITY_SRC         10
#define SADB_EXT_IDENTITY_DST         11
#define SADB_EXT_SENSITIVITY          12
#define SADB_EXT_PROPOSAL             13
#define SADB_EXT_SUPPORTED_AUTH       14
#define SADB_EXT_SUPPORTED_ENCRYPT    15
#define SADB_EXT_SPIRANGE             16
#define SADB_X_EXT_KMPRIVATE          17
#define SADB_X_EXT_POLICY             18
#define SADB_EXT_MAX                  18

#define SADB_SATYPE_UNSPEC	0
#define SADB_SATYPE_AH		2
#define SADB_SATYPE_ESP		3
#define SADB_SATYPE_RSVP	5
#define SADB_SATYPE_OSPFV2	6
#define SADB_SATYPE_RIPV2	7
#define SADB_SATYPE_MIP		8
#define SADB_X_SATYPE_IPCOMP	9
#define SADB_X_SATYPE_POLICY	10
#define SADB_SATYPE_MAX		11

#define SADB_SASTATE_LARVAL   0
#define SADB_SASTATE_MATURE   1
#define SADB_SASTATE_DYING    2
#define SADB_SASTATE_DEAD     3
#define SADB_SASTATE_MAX      3

#define SADB_SAFLAGS_PFS      1

#define SADB_AALG_NONE          0
#define SADB_AALG_MD5HMAC       1	/* 2 */
#define SADB_AALG_SHA1HMAC      2	/* 3 */
#define SADB_AALG_MD5           3       /* Keyed MD5 */
#define SADB_AALG_SHA           4       /* Keyed SHA */
#define SADB_AALG_NULL          5       /* null authentication */
#define SADB_AALG_MAX           6

#define SADB_EALG_NONE          0
#define SADB_EALG_DESCBC        1	/* 2 */
#define SADB_EALG_3DESCBC       2	/* 3 */
#define SADB_EALG_NULL          3	/* 11 */
#define SADB_EALG_BLOWFISHCBC   4
#define SADB_EALG_CAST128CBC    5
#define SADB_EALG_RC5CBC        6
#define SADB_EALG_MAX           7

#if 1	/*nonstandard */
#define SADB_X_CALG_NONE	0
#define SADB_X_CALG_OUI		1
#define SADB_X_CALG_DEFLATE	2
#define SADB_X_CALG_LZS		3
#define SADB_X_CALG_MAX		4
#endif

#define SADB_IDENTTYPE_RESERVED   0
#define SADB_IDENTTYPE_PREFIX     1
#define SADB_IDENTTYPE_FQDN       2
#define SADB_IDENTTYPE_USERFQDN   3
#define SADB_X_IDENTTYPE_ADDR     4
#define SADB_IDENTTYPE_MAX        4

/* `flags' in sadb_sa structure holds followings */
#define SADB_X_EXT_NONE		0x0000	/* i.e. new format. */
#define SADB_X_EXT_OLD		0x0001	/* old format. */

#define SADB_X_EXT_IV4B		0x0010	/* IV length of 4 bytes in use */
#define SADB_X_EXT_DERIV	0x0020	/* DES derived */
#define SADB_X_EXT_CYCSEQ	0x0040	/* allowing to cyclic sequence. */

	/* three of followings are exclusive flags each them */
#define SADB_X_EXT_PSEQ		0x0000	/* sequencial padding for ESP */
#define SADB_X_EXT_PRAND	0x0100	/* random padding for ESP */
#define SADB_X_EXT_PZERO	0x0200	/* zero padding for ESP */
#define SADB_X_EXT_PMASK	0x0300	/* mask for padding flag */

#if 1
#define SADB_X_EXT_RAWCPI	0x0080	/* use well known CPI (IPComp) */
#endif

#define SADB_KEY_FLAGS_MAX	0x0fff

/* SPI size for PF_KEYv2 */
#define PFKEY_SPI_SIZE	sizeof(u_int32_t)

/* Identifier for menber of lifetime structure */
#define SADB_X_LIFETIME_ALLOCATIONS	0
#define SADB_X_LIFETIME_BYTES		1
#define SADB_X_LIFETIME_ADDTIME		2
#define SADB_X_LIFETIME_USETIME		3

/* The rate for SOFT lifetime against HARD one. */
#define PFKEY_SOFT_LIFETIME_RATE	80

/* Utilities */
#define PFKEY_ALIGN8(a) (1 + (((a) - 1) | (8 - 1)))
#define	PFKEY_EXTLEN(msg) \
	PFKEY_UNUNIT64(((struct sadb_ext *)(msg))->sadb_ext_len)
#define PFKEY_ADDR_PREFIX(ext) \
	(((struct sadb_address *)(ext))->sadb_address_prefixlen)
#define PFKEY_ADDR_PROTO(ext) \
	(((struct sadb_address *)(ext))->sadb_address_proto)
#define PFKEY_ADDR_SADDR(ext) \
	((struct sockaddr *)((caddr_t)(ext) + sizeof(struct sadb_address)))

#if 1
/* in 64bits */
#define	PFKEY_UNUNIT64(a)	((a) << 3)
#define	PFKEY_UNIT64(a)		((a) >> 3)
#else
#define	PFKEY_UNUNIT64(a)	(a)
#define	PFKEY_UNIT64(a)		(a)
#endif

#ifndef KERNEL
extern void pfkey_sadump __P((struct sadb_msg *));
extern void pfkey_spdump __P((struct sadb_msg *));

struct sockaddr;
int ipsec_check_keylen __P((u_int, u_int, u_int));
u_int pfkey_set_softrate __P((u_int, u_int));
u_int pfkey_get_softrate __P((u_int));
int pfkey_send_getspi __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int32_t, u_int32_t));
int pfkey_send_update __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int,
	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
	u_int64_t, u_int64_t, u_int32_t));
int pfkey_send_add __P((int, u_int, u_int, struct sockaddr *,
	struct sockaddr *, u_int32_t, u_int32_t, u_int,
	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
	u_int64_t, u_int64_t, u_int32_t));
int pfkey_send_delete __P((int, u_int, u_int,
	struct sockaddr *, struct sockaddr *, u_int32_t));
int pfkey_send_get __P((int, u_int, u_int,
	struct sockaddr *, struct sockaddr *, u_int32_t));
int pfkey_send_register __P((int, u_int));
int pfkey_recv_register __P((int));
int pfkey_send_flush __P((int, u_int));
int pfkey_send_dump __P((int, u_int));
int pfkey_send_promisc_toggle __P((int, int));
int pfkey_send_spdadd __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
int pfkey_send_spdupdate __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
int pfkey_send_spddelete __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
int pfkey_send_spddelete2 __P((int, u_int32_t));
int pfkey_send_spdget __P((int, u_int32_t));
int pfkey_send_spdsetidx __P((int, struct sockaddr *, u_int,
	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
int pfkey_send_spdflush __P((int));
int pfkey_send_spddump __P((int));

int pfkey_open __P((void));
void pfkey_close __P((int));
struct sadb_msg *pfkey_recv __P((int));
int pfkey_send __P((int, struct sadb_msg *, int));
int pfkey_align __P((struct sadb_msg *, caddr_t *));
int pfkey_check __P((caddr_t *));

#endif /*!KERNEL*/

#endif /* __PFKEY_V2_H */

#endif /* _NET_PFKEYV2_H_ */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/* $KAME: pfkeyv2.h,v 1.10 2000/03/22 07:04:20 sakane Exp $ */
	23
	24	/*
	25	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	26	* All rights reserved.
	27	*
	28	* Redistribution and use in source and binary forms, with or without
	29	* modification, are permitted provided that the following conditions
	30	* are met:
	31	* 1. Redistributions of source code must retain the above copyright
	32	* notice, this list of conditions and the following disclaimer.
	33	* 2. Redistributions in binary form must reproduce the above copyright
	34	* notice, this list of conditions and the following disclaimer in the
	35	* documentation and/or other materials provided with the distribution.
	36	* 3. Neither the name of the project nor the names of its contributors
	37	* may be used to endorse or promote products derived from this software
	38	* without specific prior written permission.
	39	*
	40	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	41	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	42	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	43	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	44	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	45	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	46	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	47	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	48	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	49	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	50	* SUCH DAMAGE.
	51	*/
	52
	53	/* $Id: pfkeyv2.h,v 1.3 2000/11/22 01:12:11 zarzycki Exp $ */
	54
	55	/*
	56	* This file has been derived rfc 2367,
	57	* And added some flags of SADB_KEY_FLAGS_ as SADB_X_EXT_.
	58	* sakane@ydc.co.jp
	59	*/
	60
	61	#ifndef _NET_PFKEYV2_H_
	62	#define _NET_PFKEYV2_H_
	63
	64	/*
65	This file defines structures and symbols for the PF_KEY Version 2
66	key management interface. It was written at the U.S. Naval Research
67	Laboratory. This file is in the public domain. The authors ask that
68	you leave this credit intact on any copies of this file.
69	*/
70	#ifndef __PFKEY_V2_H
71	#define __PFKEY_V2_H 1
72
73	#define PF_KEY_V2 2
74	#define PFKEYV2_REVISION 199806L
75
76	#define SADB_RESERVED 0
77	#define SADB_GETSPI 1
78	#define SADB_UPDATE 2
79	#define SADB_ADD 3
80	#define SADB_DELETE 4
81	#define SADB_GET 5
82	#define SADB_ACQUIRE 6
83	#define SADB_REGISTER 7
84	#define SADB_EXPIRE 8
85	#define SADB_FLUSH 9
86	#define SADB_DUMP 10
87	#define SADB_X_PROMISC 11
88	#define SADB_X_PCHANGE 12
89
90	#define SADB_X_SPDUPDATE 13
91	#define SADB_X_SPDADD 14
92	#define SADB_X_SPDDELETE 15 /* by policy index */
93	#define SADB_X_SPDGET 16
94	#define SADB_X_SPDACQUIRE 17
95	#define SADB_X_SPDDUMP 18
96	#define SADB_X_SPDFLUSH 19
97	#define SADB_X_SPDSETIDX 20
98	#define SADB_X_SPDEXPIRE 21 /* not yet */
99	#define SADB_X_SPDDELETE2 22 /* by policy id */
100	#define SADB_MAX 22
101
102	struct sadb_msg {
103	u_int8_t sadb_msg_version;
104	u_int8_t sadb_msg_type;
105	u_int8_t sadb_msg_errno;
106	u_int8_t sadb_msg_satype;
107	u_int16_t sadb_msg_len;
108	u_int8_t sadb_msg_mode; /* XXX */
109	u_int8_t sadb_msg_reserved1;
110	u_int32_t sadb_msg_seq;
111	u_int32_t sadb_msg_pid;
112	u_int32_t sadb_msg_reqid; /* XXX */
113	/* when policy mng, value is zero. */
114	u_int32_t sadb_msg_reserved2;
115	};
116
117	struct sadb_ext {
118	u_int16_t sadb_ext_len;
119	u_int16_t sadb_ext_type;
120	};
121
122	struct sadb_sa {
123	u_int16_t sadb_sa_len;
124	u_int16_t sadb_sa_exttype;
125	u_int32_t sadb_sa_spi;
126	u_int8_t sadb_sa_replay;
127	u_int8_t sadb_sa_state;
128	u_int8_t sadb_sa_auth;
129	u_int8_t sadb_sa_encrypt;
130	u_int32_t sadb_sa_flags;
131	};
132
133	struct sadb_lifetime {
134	u_int16_t sadb_lifetime_len;
135	u_int16_t sadb_lifetime_exttype;
136	u_int32_t sadb_lifetime_allocations;
137	u_int64_t sadb_lifetime_bytes;
138	u_int64_t sadb_lifetime_addtime;
139	u_int64_t sadb_lifetime_usetime;
140	};
141
142	struct sadb_address {
143	u_int16_t sadb_address_len;
144	u_int16_t sadb_address_exttype;
145	u_int8_t sadb_address_proto;
146	u_int8_t sadb_address_prefixlen;
147	u_int16_t sadb_address_reserved;
148	};
149
150	struct sadb_key {
151	u_int16_t sadb_key_len;
152	u_int16_t sadb_key_exttype;
153	u_int16_t sadb_key_bits;
154	u_int16_t sadb_key_reserved;
155	};
156
157	struct sadb_ident {
158	u_int16_t sadb_ident_len;
159	u_int16_t sadb_ident_exttype;
160	u_int16_t sadb_ident_type;
161	u_int16_t sadb_ident_reserved;
162	u_int64_t sadb_ident_id;
163	};
164	/* in order to use to divide sadb_ident.sadb_ident_id */
165	union sadb_x_ident_id {
166	u_int64_t sadb_x_ident_id;
167	struct _sadb_x_ident_id_addr {
168	u_int16_t prefix;
169	u_int16_t ul_proto;
170	u_int32_t reserved;
171	} sadb_x_ident_id_addr;
172	};
173
174	struct sadb_sens {
175	u_int16_t sadb_sens_len;
176	u_int16_t sadb_sens_exttype;
177	u_int32_t sadb_sens_dpd;
178	u_int8_t sadb_sens_sens_level;
179	u_int8_t sadb_sens_sens_len;
180	u_int8_t sadb_sens_integ_level;
181	u_int8_t sadb_sens_integ_len;
182	u_int32_t sadb_sens_reserved;
183	};
184
185	struct sadb_prop {
186	u_int16_t sadb_prop_len;
187	u_int16_t sadb_prop_exttype;
188	u_int8_t sadb_prop_replay;
189	u_int8_t sadb_prop_reserved[3];
190	};
191
192	struct sadb_comb {
193	u_int8_t sadb_comb_auth;
194	u_int8_t sadb_comb_encrypt;
195	u_int16_t sadb_comb_flags;
196	u_int16_t sadb_comb_auth_minbits;
197	u_int16_t sadb_comb_auth_maxbits;
198	u_int16_t sadb_comb_encrypt_minbits;
199	u_int16_t sadb_comb_encrypt_maxbits;
200	u_int32_t sadb_comb_reserved;
201	u_int32_t sadb_comb_soft_allocations;
202	u_int32_t sadb_comb_hard_allocations;
203	u_int64_t sadb_comb_soft_bytes;
204	u_int64_t sadb_comb_hard_bytes;
205	u_int64_t sadb_comb_soft_addtime;
206	u_int64_t sadb_comb_hard_addtime;
207	u_int64_t sadb_comb_soft_usetime;
208	u_int64_t sadb_comb_hard_usetime;
209	};
210
211	struct sadb_supported {
212	u_int16_t sadb_supported_len;
213	u_int16_t sadb_supported_exttype;
214	u_int32_t sadb_supported_reserved;
215	};
216
217	struct sadb_alg {
218	u_int8_t sadb_alg_id;
219	u_int8_t sadb_alg_ivlen;
220	u_int16_t sadb_alg_minbits;
221	u_int16_t sadb_alg_maxbits;
222	u_int16_t sadb_alg_reserved;
223	};
224
225	struct sadb_spirange {
226	u_int16_t sadb_spirange_len;
227	u_int16_t sadb_spirange_exttype;
228	u_int32_t sadb_spirange_min;
229	u_int32_t sadb_spirange_max;
230	u_int32_t sadb_spirange_reserved;
231	};
232
233	struct sadb_x_kmprivate {
234	u_int16_t sadb_x_kmprivate_len;
235	u_int16_t sadb_x_kmprivate_exttype;
236	u_int32_t sadb_x_kmprivate_reserved;
237	};
238
239	/* XXX Policy Extension */
240	/* sizeof(struct sadb_x_policy) == 8 */
241	struct sadb_x_policy {
242	u_int16_t sadb_x_policy_len;
243	u_int16_t sadb_x_policy_exttype;
244	u_int16_t sadb_x_policy_type; /* See policy type of ipsec.h */
245	u_int8_t sadb_x_policy_dir; /* direction, see ipsec.h */
246	u_int8_t sadb_x_policy_reserved;
247	u_int32_t sadb_x_policy_id;
248	u_int32_t sadb_x_policy_reserved2;
249	};
250	/*
251	* When policy_type == IPSEC, it is followed by some of
252	* the ipsec policy request.
253	* [total length of ipsec policy requests]
254	* = (sadb_x_policy_len * sizeof(uint64_t) - sizeof(struct sadb_x_policy))
255	*/
256
257	/* XXX IPsec Policy Request Extension */
258	/*
259	* This structure is aligned 8 bytes.
260	*/
261	struct sadb_x_ipsecrequest {
262	u_int16_t sadb_x_ipsecrequest_len; /* structure length aligned to 8 bytes.
263	* This value is true length of bytes.
264	* Not in units of 64 bits. */
265	u_int16_t sadb_x_ipsecrequest_proto; /* See ipsec.h */
266	u_int8_t sadb_x_ipsecrequest_mode; /* See IPSEC_MODE_XX in ipsec.h. */
267	u_int8_t sadb_x_ipsecrequest_level; /* See IPSEC_LEVEL_XX in ipsec.h */
268	u_int16_t sadb_x_ipsecrequest_reqid; /* See ipsec.h */
269
270	/*
271	* followed by source IP address of SA, and immediately followed by
272	* destination IP address of SA. These encoded into two of sockaddr
273	* structure without any padding. Must set each sa_len exactly.
274	* Each of length of the sockaddr structure are not aligned to 64bits,
275	* but sum of x_request and addresses is aligned to 64bits.
276	*/
277	};
278
279	#define SADB_EXT_RESERVED 0
280	#define SADB_EXT_SA 1
281	#define SADB_EXT_LIFETIME_CURRENT 2
282	#define SADB_EXT_LIFETIME_HARD 3
283	#define SADB_EXT_LIFETIME_SOFT 4
284	#define SADB_EXT_ADDRESS_SRC 5
285	#define SADB_EXT_ADDRESS_DST 6
286	#define SADB_EXT_ADDRESS_PROXY 7
287	#define SADB_EXT_KEY_AUTH 8
288	#define SADB_EXT_KEY_ENCRYPT 9
289	#define SADB_EXT_IDENTITY_SRC 10
290	#define SADB_EXT_IDENTITY_DST 11
291	#define SADB_EXT_SENSITIVITY 12
292	#define SADB_EXT_PROPOSAL 13
293	#define SADB_EXT_SUPPORTED_AUTH 14
294	#define SADB_EXT_SUPPORTED_ENCRYPT 15
295	#define SADB_EXT_SPIRANGE 16
296	#define SADB_X_EXT_KMPRIVATE 17
297	#define SADB_X_EXT_POLICY 18
298	#define SADB_EXT_MAX 18
299
300	#define SADB_SATYPE_UNSPEC 0
301	#define SADB_SATYPE_AH 2
302	#define SADB_SATYPE_ESP 3
303	#define SADB_SATYPE_RSVP 5
304	#define SADB_SATYPE_OSPFV2 6
305	#define SADB_SATYPE_RIPV2 7
306	#define SADB_SATYPE_MIP 8
307	#define SADB_X_SATYPE_IPCOMP 9
308	#define SADB_X_SATYPE_POLICY 10
309	#define SADB_SATYPE_MAX 11
310
311	#define SADB_SASTATE_LARVAL 0
312	#define SADB_SASTATE_MATURE 1
313	#define SADB_SASTATE_DYING 2
314	#define SADB_SASTATE_DEAD 3
315	#define SADB_SASTATE_MAX 3
316
317	#define SADB_SAFLAGS_PFS 1
318
319	#define SADB_AALG_NONE 0
320	#define SADB_AALG_MD5HMAC 1 /* 2 */
321	#define SADB_AALG_SHA1HMAC 2 /* 3 */
322	#define SADB_AALG_MD5 3 /* Keyed MD5 */
323	#define SADB_AALG_SHA 4 /* Keyed SHA */
324	#define SADB_AALG_NULL 5 /* null authentication */
325	#define SADB_AALG_MAX 6
326
327	#define SADB_EALG_NONE 0
328	#define SADB_EALG_DESCBC 1 /* 2 */
329	#define SADB_EALG_3DESCBC 2 /* 3 */
330	#define SADB_EALG_NULL 3 /* 11 */
331	#define SADB_EALG_BLOWFISHCBC 4
332	#define SADB_EALG_CAST128CBC 5
333	#define SADB_EALG_RC5CBC 6
334	#define SADB_EALG_MAX 7
335
336	#if 1 /nonstandard /
337	#define SADB_X_CALG_NONE 0
338	#define SADB_X_CALG_OUI 1
339	#define SADB_X_CALG_DEFLATE 2
340	#define SADB_X_CALG_LZS 3
341	#define SADB_X_CALG_MAX 4
342	#endif
343
344	#define SADB_IDENTTYPE_RESERVED 0
345	#define SADB_IDENTTYPE_PREFIX 1
346	#define SADB_IDENTTYPE_FQDN 2
347	#define SADB_IDENTTYPE_USERFQDN 3
348	#define SADB_X_IDENTTYPE_ADDR 4
349	#define SADB_IDENTTYPE_MAX 4
350
351	/* `flags' in sadb_sa structure holds followings */
352	#define SADB_X_EXT_NONE 0x0000 /* i.e. new format. */
353	#define SADB_X_EXT_OLD 0x0001 /* old format. */
354
355	#define SADB_X_EXT_IV4B 0x0010 /* IV length of 4 bytes in use */
356	#define SADB_X_EXT_DERIV 0x0020 /* DES derived */
357	#define SADB_X_EXT_CYCSEQ 0x0040 /* allowing to cyclic sequence. */
358
359	/* three of followings are exclusive flags each them */
360	#define SADB_X_EXT_PSEQ 0x0000 /* sequencial padding for ESP */
361	#define SADB_X_EXT_PRAND 0x0100 /* random padding for ESP */
362	#define SADB_X_EXT_PZERO 0x0200 /* zero padding for ESP */
363	#define SADB_X_EXT_PMASK 0x0300 /* mask for padding flag */
364
365	#if 1
366	#define SADB_X_EXT_RAWCPI 0x0080 /* use well known CPI (IPComp) */
367	#endif
368
369	#define SADB_KEY_FLAGS_MAX 0x0fff
370
371	/* SPI size for PF_KEYv2 */
372	#define PFKEY_SPI_SIZE sizeof(u_int32_t)
373
374	/* Identifier for menber of lifetime structure */
375	#define SADB_X_LIFETIME_ALLOCATIONS 0
376	#define SADB_X_LIFETIME_BYTES 1
377	#define SADB_X_LIFETIME_ADDTIME 2
378	#define SADB_X_LIFETIME_USETIME 3
379
380	/* The rate for SOFT lifetime against HARD one. */
381	#define PFKEY_SOFT_LIFETIME_RATE 80
382
383	/* Utilities */
384	#define PFKEY_ALIGN8(a) (1 + (((a) - 1) \| (8 - 1)))
385	#define PFKEY_EXTLEN(msg) \
386	PFKEY_UNUNIT64(((struct sadb_ext *)(msg))->sadb_ext_len)
387	#define PFKEY_ADDR_PREFIX(ext) \
388	(((struct sadb_address *)(ext))->sadb_address_prefixlen)
389	#define PFKEY_ADDR_PROTO(ext) \
390	(((struct sadb_address *)(ext))->sadb_address_proto)
391	#define PFKEY_ADDR_SADDR(ext) \
392	((struct sockaddr *)((caddr_t)(ext) + sizeof(struct sadb_address)))
393
394	#if 1
395	/* in 64bits */
396	#define PFKEY_UNUNIT64(a) ((a) << 3)
397	#define PFKEY_UNIT64(a) ((a) >> 3)
398	#else
399	#define PFKEY_UNUNIT64(a) (a)
400	#define PFKEY_UNIT64(a) (a)
401	#endif
402
403	#ifndef KERNEL
404	extern void pfkey_sadump __P((struct sadb_msg *));
405	extern void pfkey_spdump __P((struct sadb_msg *));
406
407	struct sockaddr;
408	int ipsec_check_keylen __P((u_int, u_int, u_int));
409	u_int pfkey_set_softrate __P((u_int, u_int));
410	u_int pfkey_get_softrate __P((u_int));
411	int pfkey_send_getspi __P((int, u_int, u_int, struct sockaddr *,
412	struct sockaddr *, u_int32_t, u_int32_t, u_int32_t, u_int32_t));
413	int pfkey_send_update __P((int, u_int, u_int, struct sockaddr *,
414	struct sockaddr *, u_int32_t, u_int32_t, u_int,
415	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
416	u_int64_t, u_int64_t, u_int32_t));
417	int pfkey_send_add __P((int, u_int, u_int, struct sockaddr *,
418	struct sockaddr *, u_int32_t, u_int32_t, u_int,
419	caddr_t, u_int, u_int, u_int, u_int, u_int, u_int32_t, u_int64_t,
420	u_int64_t, u_int64_t, u_int32_t));
421	int pfkey_send_delete __P((int, u_int, u_int,
422	struct sockaddr , struct sockaddr , u_int32_t));
423	int pfkey_send_get __P((int, u_int, u_int,
424	struct sockaddr , struct sockaddr , u_int32_t));
425	int pfkey_send_register __P((int, u_int));
426	int pfkey_recv_register __P((int));
427	int pfkey_send_flush __P((int, u_int));
428	int pfkey_send_dump __P((int, u_int));
429	int pfkey_send_promisc_toggle __P((int, int));
430	int pfkey_send_spdadd __P((int, struct sockaddr *, u_int,
431	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
432	int pfkey_send_spdupdate __P((int, struct sockaddr *, u_int,
433	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
434	int pfkey_send_spddelete __P((int, struct sockaddr *, u_int,
435	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
436	int pfkey_send_spddelete2 __P((int, u_int32_t));
437	int pfkey_send_spdget __P((int, u_int32_t));
438	int pfkey_send_spdsetidx __P((int, struct sockaddr *, u_int,
439	struct sockaddr *, u_int, u_int, caddr_t, int, u_int32_t));
440	int pfkey_send_spdflush __P((int));
441	int pfkey_send_spddump __P((int));
442
443	int pfkey_open __P((void));
444	void pfkey_close __P((int));
445	struct sadb_msg *pfkey_recv __P((int));
446	int pfkey_send __P((int, struct sadb_msg *, int));
447	int pfkey_align __P((struct sadb_msg , caddr_t ));
448	int pfkey_check __P((caddr_t *));
449
450	#endif /!KERNEL/
451
452	#endif /* __PFKEY_V2_H */
453
454	#endif /* _NET_PFKEYV2_H_ */