oakley.h revision f8a6a7636d53a5730c58ae041e4e09ae12e1657c
1/*	$NetBSD: oakley.h,v 1.7 2009/03/12 10:57:26 tteras Exp $	*/
2
3/* Id: oakley.h,v 1.13 2005/05/30 20:12:43 fredsen Exp */
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 _OAKLEY_H
35#define _OAKLEY_H
36
37#include "vmbuf.h"
38
39/* refer to RFC 2409 */
40
41/* Attribute Classes */
42#define OAKLEY_ATTR_ENC_ALG		1 /* B */
43#define   OAKLEY_ATTR_ENC_ALG_DES		1
44#define   OAKLEY_ATTR_ENC_ALG_IDEA		2
45#define   OAKLEY_ATTR_ENC_ALG_BLOWFISH		3
46#define   OAKLEY_ATTR_ENC_ALG_RC5		4
47#define   OAKLEY_ATTR_ENC_ALG_3DES		5
48#define   OAKLEY_ATTR_ENC_ALG_CAST		6
49#define   OAKLEY_ATTR_ENC_ALG_AES		7
50#define   OAKLEY_ATTR_ENC_ALG_CAMELLIA		8
51					/*	65001 - 65535 Private Use */
52#define OAKLEY_ATTR_HASH_ALG		2 /* B */
53#define   OAKLEY_ATTR_HASH_ALG_MD5		1
54#define   OAKLEY_ATTR_HASH_ALG_SHA		2
55#define   OAKLEY_ATTR_HASH_ALG_TIGER		3
56#if defined(WITH_SHA2)
57#define   OAKLEY_ATTR_HASH_ALG_SHA2_256		4
58#define   OAKLEY_ATTR_HASH_ALG_SHA2_384		5
59#define   OAKLEY_ATTR_HASH_ALG_SHA2_512		6
60#endif
61					/*	65001 - 65535 Private Use */
62#define OAKLEY_ATTR_AUTH_METHOD		3 /* B */
63#define   OAKLEY_ATTR_AUTH_METHOD_PSKEY		1
64#define   OAKLEY_ATTR_AUTH_METHOD_DSSSIG	2
65#define   OAKLEY_ATTR_AUTH_METHOD_RSASIG	3
66#define   OAKLEY_ATTR_AUTH_METHOD_RSAENC	4
67#define   OAKLEY_ATTR_AUTH_METHOD_RSAREV	5
68#define   OAKLEY_ATTR_AUTH_METHOD_EGENC		6
69#define   OAKLEY_ATTR_AUTH_METHOD_EGREV		7
70	/* Hybrid Auth */
71#ifdef ENABLE_HYBRID
72#define   OAKLEY_ATTR_AUTH_METHOD_HYBRID_RSA_I	64221
73#define	  OAKLEY_ATTR_AUTH_METHOD_HYBRID_RSA_R	64222
74#define   OAKLEY_ATTR_AUTH_METHOD_HYBRID_DSS_I	64223
75#define   OAKLEY_ATTR_AUTH_METHOD_HYBRID_DSS_R	64224
76
77					/*	65001 - 65535 Private Use */
78
79        /* Plain Xauth */
80#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_PSKEY_I	65001
81#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_PSKEY_R	65002
82#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_DSSSIG_I	65003
83#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_DSSSIG_R	65004
84#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_RSASIG_I	65005
85#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_RSASIG_R	65006
86#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_RSAENC_I	65007
87#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_RSAENC_R	65008
88#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_RSAREV_I	65009
89#define OAKLEY_ATTR_AUTH_METHOD_XAUTH_RSAREV_R	65010
90#endif
91
92/*
93 * The following are valid when the Vendor ID is one of
94 * the following:
95 *
96 *	MD5("A GSS-API Authentication Method for IKE")
97 *	MD5("GSSAPI") (recognized by Windows 2000)
98 *	MD5("MS NT5 ISAKMPOAKLEY") (sent by Windows 2000)
99 */
100
101#define OAKLEY_ATTR_AUTH_METHOD_GSSAPI_KRB	(65001 + 0x10000)
102#define OAKLEY_ATTR_AUTH_METHOD_GSSAPI_KRB_REAL	65001
103
104#define OAKLEY_ATTR_GRP_DESC		4 /* B */
105#define   OAKLEY_ATTR_GRP_DESC_MODP768		1
106#define   OAKLEY_ATTR_GRP_DESC_MODP1024		2
107#define   OAKLEY_ATTR_GRP_DESC_EC2N155		3
108#define   OAKLEY_ATTR_GRP_DESC_EC2N185		4
109#define   OAKLEY_ATTR_GRP_DESC_MODP1536		5
110#define   OAKLEY_ATTR_GRP_DESC_MODP2048		14
111#define   OAKLEY_ATTR_GRP_DESC_MODP3072		15
112#define   OAKLEY_ATTR_GRP_DESC_MODP4096		16
113#define   OAKLEY_ATTR_GRP_DESC_MODP6144		17
114#define   OAKLEY_ATTR_GRP_DESC_MODP8192		18
115					/*	32768 - 65535 Private Use */
116#define OAKLEY_ATTR_GRP_TYPE		5 /* B */
117#define   OAKLEY_ATTR_GRP_TYPE_MODP		1
118#define   OAKLEY_ATTR_GRP_TYPE_ECP		2
119#define   OAKLEY_ATTR_GRP_TYPE_EC2N		3
120					/*	65001 - 65535 Private Use */
121#define OAKLEY_ATTR_GRP_PI		6 /* V */
122#define OAKLEY_ATTR_GRP_GEN_ONE		7 /* V */
123#define OAKLEY_ATTR_GRP_GEN_TWO		8 /* V */
124#define OAKLEY_ATTR_GRP_CURVE_A		9 /* V */
125#define OAKLEY_ATTR_GRP_CURVE_B		10 /* V */
126#define OAKLEY_ATTR_SA_LD_TYPE		11 /* B */
127#define   OAKLEY_ATTR_SA_LD_TYPE_DEFAULT	1
128#define   OAKLEY_ATTR_SA_LD_TYPE_SEC		1
129#define   OAKLEY_ATTR_SA_LD_TYPE_KB		2
130#define   OAKLEY_ATTR_SA_LD_TYPE_MAX		3
131					/*	65001 - 65535 Private Use */
132#define OAKLEY_ATTR_SA_LD		12 /* V */
133#define   OAKLEY_ATTR_SA_LD_SEC_DEFAULT		28800 /* 8 hours */
134#define OAKLEY_ATTR_PRF			13 /* B */
135#define OAKLEY_ATTR_KEY_LEN		14 /* B */
136#define OAKLEY_ATTR_FIELD_SIZE		15 /* B */
137#define OAKLEY_ATTR_GRP_ORDER		16 /* V */
138#define OAKLEY_ATTR_BLOCK_SIZE		17 /* B */
139				/*	16384 - 32767 Private Use */
140
141	/*
142	 * The following are valid when the Vendor ID is one of
143	 * the following:
144	 *
145	 *	MD5("A GSS-API Authentication Method for IKE")
146	 *	MD5("GSSAPI") (recognized by Windows 2000)
147	 *	MD5("MS NT5 ISAKMPOAKLEY") (sent by Windows 2000)
148	 */
149#define OAKLEY_ATTR_GSS_ID		16384
150
151#define MAXPADLWORD	20
152
153struct dhgroup {
154	int type;
155	vchar_t *prime;
156	int gen1;
157	int gen2;
158	vchar_t *curve_a;
159	vchar_t *curve_b;
160	vchar_t *order;
161};
162
163struct ph1handle;
164struct ph2handle;
165struct isakmp_ivm;
166
167extern int oakley_get_defaultlifetime __P((void));
168
169extern int oakley_dhinit __P((void));
170extern void oakley_dhgrp_free __P((struct dhgroup *));
171extern int oakley_dh_compute __P((const struct dhgroup *,
172	vchar_t *, vchar_t *, vchar_t *, vchar_t **));
173extern int oakley_dh_generate __P((const struct dhgroup *,
174	vchar_t **, vchar_t **));
175extern int oakley_setdhgroup __P((int, struct dhgroup **));
176
177extern vchar_t *oakley_prf __P((vchar_t *, vchar_t *, struct ph1handle *));
178extern vchar_t *oakley_hash __P((vchar_t *, struct ph1handle *));
179
180extern int oakley_compute_keymat __P((struct ph2handle *, int));
181
182#if notyet
183extern vchar_t *oakley_compute_hashx __P((void));
184#endif
185extern vchar_t *oakley_compute_hash3 __P((struct ph1handle *,
186	u_int32_t, vchar_t *));
187extern vchar_t *oakley_compute_hash1 __P((struct ph1handle *,
188	u_int32_t, vchar_t *));
189extern vchar_t *oakley_ph1hash_common __P((struct ph1handle *, int));
190extern vchar_t *oakley_ph1hash_base_i __P((struct ph1handle *, int));
191extern vchar_t *oakley_ph1hash_base_r __P((struct ph1handle *, int));
192
193extern int oakley_get_certtype __P((vchar_t *));
194extern int oakley_validate_auth __P((struct ph1handle *));
195extern int oakley_getmycert __P((struct ph1handle *));
196extern int oakley_getsign __P((struct ph1handle *));
197extern vchar_t *oakley_getcr __P((struct ph1handle *));
198extern struct payload_list *oakley_append_cr __P((struct payload_list *,
199						  struct ph1handle *));
200extern int oakley_checkcr __P((struct ph1handle *));
201extern int oakley_needcr __P((int));
202struct isakmp_gen;
203extern int oakley_savecert __P((struct ph1handle *, struct isakmp_gen *));
204extern int oakley_savecr __P((struct ph1handle *, struct isakmp_gen *));
205
206extern int oakley_skeyid __P((struct ph1handle *));
207extern int oakley_skeyid_dae __P((struct ph1handle *));
208
209extern int oakley_compute_enckey __P((struct ph1handle *));
210extern int oakley_newiv __P((struct ph1handle *));
211extern struct isakmp_ivm *oakley_newiv2 __P((struct ph1handle *, u_int32_t));
212extern void oakley_delivm __P((struct isakmp_ivm *));
213extern vchar_t *oakley_do_decrypt __P((struct ph1handle *,
214	vchar_t *, vchar_t *, vchar_t *));
215extern vchar_t *oakley_do_encrypt __P((struct ph1handle *,
216	vchar_t *, vchar_t *, vchar_t *));
217
218#endif /* _OAKLEY_H */
219