/src/libressl/crypto/gost/gost89imit_ameth.c
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1 | | /* $OpenBSD: gost89imit_ameth.c,v 1.3 2021/12/12 21:30:14 tb Exp $ */ |
2 | | /* |
3 | | * Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> |
4 | | * Copyright (c) 2005-2006 Cryptocom LTD |
5 | | * |
6 | | * Redistribution and use in source and binary forms, with or without |
7 | | * modification, are permitted provided that the following conditions |
8 | | * are met: |
9 | | * |
10 | | * 1. Redistributions of source code must retain the above copyright |
11 | | * notice, this list of conditions and the following disclaimer. |
12 | | * |
13 | | * 2. Redistributions in binary form must reproduce the above copyright |
14 | | * notice, this list of conditions and the following disclaimer in |
15 | | * the documentation and/or other materials provided with the |
16 | | * distribution. |
17 | | * |
18 | | * 3. All advertising materials mentioning features or use of this |
19 | | * software must display the following acknowledgment: |
20 | | * "This product includes software developed by the OpenSSL Project |
21 | | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" |
22 | | * |
23 | | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
24 | | * endorse or promote products derived from this software without |
25 | | * prior written permission. For written permission, please contact |
26 | | * openssl-core@openssl.org. |
27 | | * |
28 | | * 5. Products derived from this software may not be called "OpenSSL" |
29 | | * nor may "OpenSSL" appear in their names without prior written |
30 | | * permission of the OpenSSL Project. |
31 | | * |
32 | | * 6. Redistributions of any form whatsoever must retain the following |
33 | | * acknowledgment: |
34 | | * "This product includes software developed by the OpenSSL Project |
35 | | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" |
36 | | * |
37 | | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
38 | | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
39 | | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
40 | | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
41 | | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
42 | | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
43 | | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
44 | | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
45 | | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
46 | | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
47 | | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
48 | | * OF THE POSSIBILITY OF SUCH DAMAGE. |
49 | | * ==================================================================== |
50 | | */ |
51 | | |
52 | | #include <openssl/opensslconf.h> |
53 | | |
54 | | #ifndef OPENSSL_NO_GOST |
55 | | #include <openssl/evp.h> |
56 | | |
57 | | #include "asn1_locl.h" |
58 | | #include "evp_locl.h" |
59 | | |
60 | | static void |
61 | | mackey_free_gost(EVP_PKEY *pk) |
62 | 4 | { |
63 | 4 | free(pk->pkey.ptr); |
64 | 4 | } |
65 | | |
66 | | static int |
67 | | mac_ctrl_gost(EVP_PKEY *pkey, int op, long arg1, void *arg2) |
68 | 0 | { |
69 | 0 | switch (op) { |
70 | 0 | case ASN1_PKEY_CTRL_DEFAULT_MD_NID: |
71 | 0 | *(int *)arg2 = NID_id_Gost28147_89_MAC; |
72 | 0 | return 2; |
73 | 0 | } |
74 | 0 | return -2; |
75 | 0 | } |
76 | | |
77 | | const EVP_PKEY_ASN1_METHOD gostimit_asn1_meth = { |
78 | | .pkey_id = EVP_PKEY_GOSTIMIT, |
79 | | .pkey_base_id = EVP_PKEY_GOSTIMIT, |
80 | | .pkey_flags = ASN1_PKEY_SIGPARAM_NULL, |
81 | | |
82 | | .pem_str = "GOST-MAC", |
83 | | .info = "GOST 28147-89 MAC", |
84 | | |
85 | | .pkey_free = mackey_free_gost, |
86 | | .pkey_ctrl = mac_ctrl_gost, |
87 | | }; |
88 | | |
89 | | #endif |