1 /* $OpenBSD: ech_locl.h,v 1.5 2016/12/21 15:49:29 jsing Exp $ */
2 /* ====================================================================
3 * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * 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
14 * the documentation and/or other materials provided with the
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * licensing@OpenSSL.org.
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
31 * 6. Redistributions of any form whatsoever must retain the following
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
56 #ifndef HEADER_ECH_LOCL_H
57 #define HEADER_ECH_LOCL_H
59 #include <openssl/ecdh.h>
65 int (*compute_key
)(void *key
, size_t outlen
, const EC_POINT
*pub_key
, EC_KEY
*ecdh
,
66 void *(*KDF
)(const void *in
, size_t inlen
, void *out
, size_t *outlen
));
71 /* If this flag is set the ECDH method is FIPS compliant and can be used
72 * in FIPS mode. This is set in the validated module method. If an
73 * application sets this flag in its own methods it is its responsibility
74 * to ensure the result is compliant.
77 #define ECDH_FLAG_FIPS_METHOD 0x1
79 typedef struct ecdh_data_st
{
80 /* EC_KEY_METH_DATA part */
81 int (*init
)(EC_KEY
*);
82 /* method specific part */
85 const ECDH_METHOD
*meth
;
86 CRYPTO_EX_DATA ex_data
;
89 ECDH_DATA
*ecdh_check(EC_KEY
*);
93 #endif /* HEADER_ECH_LOCL_H */