1 /* $Id: algorithm.h,v 1.8 2004/11/18 15:14:44 ludvigm Exp $ */
4 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
45 algclass_isakmp_ameth, /* authentication method. */
49 #define ALG_DEFAULT_KEYLEN 64
51 #define ALGTYPE_NOTHING 0
78 algtype_hmac_sha2_256,
79 algtype_hmac_sha2_384,
80 algtype_hmac_sha2_512,
107 /* authentication method. */
115 algtype_hybrid_rsa_s,
116 algtype_hybrid_dss_s,
117 algtype_hybrid_rsa_c,
118 algtype_hybrid_dss_c,
122 struct hmac_algorithm {
126 caddr_t (*init) __P((vchar_t *));
127 void (*update) __P((caddr_t, vchar_t *));
128 vchar_t *(*final) __P((caddr_t));
129 int (*hashlen) __P((void));
130 vchar_t *(*one) __P((vchar_t *, vchar_t *));
133 struct hash_algorithm {
137 caddr_t (*init) __P((void));
138 void (*update) __P((caddr_t, vchar_t *));
139 vchar_t *(*final) __P((caddr_t));
140 int (*hashlen) __P((void));
141 vchar_t *(*one) __P((vchar_t *));
144 struct enc_algorithm {
149 vchar_t *(*encrypt) __P((vchar_t *, vchar_t *, vchar_t *));
150 vchar_t *(*decrypt) __P((vchar_t *, vchar_t *, vchar_t *));
151 int (*weakkey) __P((vchar_t *));
152 int (*keylen) __P((int));
156 struct dh_algorithm {
160 struct dhgroup *dhgroup;
163 /* ipcomp, auth meth, dh group */
164 struct misc_algorithm {
170 extern int alg_oakley_hashdef_ok __P((int));
171 extern int alg_oakley_hashdef_doi __P((int));
172 extern int alg_oakley_hashdef_hashlen __P((int));
173 extern vchar_t *alg_oakley_hashdef_one __P((int, vchar_t *));
175 extern int alg_oakley_hmacdef_doi __P((int));
176 extern vchar_t *alg_oakley_hmacdef_one __P((int, vchar_t *, vchar_t *));
178 extern int alg_oakley_encdef_ok __P((int));
179 extern int alg_oakley_encdef_doi __P((int));
180 extern int alg_oakley_encdef_keylen __P((int, int));
181 extern int alg_oakley_encdef_blocklen __P((int));
182 extern vchar_t *alg_oakley_encdef_decrypt __P((int, vchar_t *, vchar_t *, vchar_t *));
183 extern vchar_t *alg_oakley_encdef_encrypt __P((int, vchar_t *, vchar_t *, vchar_t *));
185 extern int alg_ipsec_encdef_doi __P((int));
186 extern int alg_ipsec_encdef_keylen __P((int, int));
188 extern int alg_ipsec_hmacdef_doi __P((int));
189 extern int alg_ipsec_hmacdef_hashlen __P((int));
191 extern int alg_ipsec_compdef_doi __P((int));
193 extern int alg_oakley_dhdef_doi __P((int));
194 extern int alg_oakley_dhdef_ok __P((int));
195 extern struct dhgroup *alg_oakley_dhdef_group __P((int));
197 extern int alg_oakley_authdef_doi __P((int));
199 extern int default_keylen __P((int, int));
200 extern int check_keylen __P((int, int, int));
201 extern int algtype2doi __P((int, int));
202 extern int algclass2doi __P((int));
204 extern const char *alg_oakley_encdef_name __P((int));
205 extern const char *alg_oakley_hashdef_name __P((int));
206 extern const char *alg_oakley_dhdef_name __P((int));
207 extern const char *alg_oakley_authdef_name __P((int));
209 #endif /* _ALGORITHM_H */